/* Home page and landing sections. Rules are copied from styles.css to preserve the existing design. */
    /* 05. Hero */
    .hero { min-height: calc(100svh - var(--nav-h)); display: grid; align-items: center; padding: 40px 0 22px; }
    .hero-inner { position: relative; display: grid; grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr); align-items: center; gap: clamp(30px, 5vw, 86px); }
    .hero-copy { position: relative; z-index: 2; }
    .hero-copy::before { content: ""; position: absolute; top: -130px; left: -150px; z-index: -1; width: 480px; height: 480px; border-radius: 50%; background: radial-gradient(circle, rgba(175,0,0,.3), transparent 65%); filter: blur(10px); pointer-events: none; }
    .hero-kicker { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 24px; color: #e95b5b; font-family: "DM Mono", monospace; font-size: .7rem; letter-spacing: .16em; text-transform: uppercase; }
    .hero-kicker i { color: var(--green); font-size: .53rem; text-shadow: var(--green-glow); animation: blink 2s infinite; }
    .hero-title { max-width: 590px; margin: 0; font-family: "Space Grotesk", sans-serif; font-size: clamp(4.4rem, 8vw, 8.25rem); font-weight: 700; letter-spacing: -.095em; line-height: .83; }
    .hero-title span { display: block; }
    .hero-title .apply { position: relative; width: max-content; color: transparent; background: linear-gradient(110deg, #ff5656, #ef0808 50%, #ff6b6b); -webkit-background-clip: text; background-clip: text; text-shadow: 0 0 32px rgba(255,0,0,.22); }
    .hero-title .apply::after { content: ""; position: absolute; top: 45%; right: -36px; width: 20px; height: 20px; border-radius: 50%; background: var(--red); filter: blur(8px); opacity: .58; animation: pulse 3.4s ease-in-out infinite; }
    .hero-description { max-width: 480px; margin: 25px 0 0; color: var(--muted); font-size: clamp(.9rem, 1.2vw, 1.06rem); line-height: 1.75; }
    .hero-description strong { color: #ff5353; font-weight: 700; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 29px; }
    .trust-row { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 29px; }
    .avatars { display: flex; padding-left: 9px; }
    .avatar { display: grid; width: 32px; height: 32px; margin-left: -9px; place-items: center; overflow: hidden; border: 2px solid #080000; border-radius: 50%; background: var(--surface-3); color: white; font-size: .68rem; font-weight: 800; }
    .avatar img { width: 100%; height: 100%; object-fit: cover; }
    .trust-copy { color: var(--muted); font-size: .72rem; }
    .stars { display: flex; gap: 2px; color: var(--gold); font-size: .68rem; }
    .hero-media-wrap { position: relative; min-width: 0; padding-right: clamp(20px, 3.5vw, 64px); }
    .hero-media { position: relative; aspect-ratio: 1.77 / 1; min-height: 360px; overflow: visible; border: 1px solid rgba(255, 45, 45, .74); border-radius: var(--radius-xl); background: #120000; box-shadow: 0 25px 65px rgba(0,0,0,.56), var(--glow); isolation: isolate; }
    .hero-media::before { content: ""; position: absolute; inset: -1px; z-index: -1; padding: 1px; border-radius: inherit; background: conic-gradient(from 0deg, transparent 0 22%, rgba(255,50,50,.86), transparent 36% 63%, rgba(255,50,50,.7), transparent 78%); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; animation: spin-border 8s linear infinite; }
    .hero-media::after { content: ""; position: absolute; inset: 8px; z-index: 2; border: 1px solid rgba(255, 60, 60, .18); border-radius: calc(var(--radius-xl) - 8px); pointer-events: none; }
    .hero-media > img { position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%; object-fit: cover; border-radius: inherit; filter: saturate(.8) contrast(1.05); }
    .hero-inline-video, .hero-inline-youtube { position: absolute; inset: 0; z-index: 3; display: block; width: 100%; height: 100%; border: 0; border-radius: inherit; background: #000; object-fit: contain; }
    .hero-inline-youtube iframe { display: block; width: 100%; height: 100%; border: 0; border-radius: inherit; }
    .hero-inline-video[hidden], .hero-inline-youtube[hidden] { display: none; }
    .hero-media.is-playing > img, .hero-media.is-playing .media-shade, .hero-media.is-playing .media-circuit, .hero-media.is-playing .media-topline, .hero-media.is-playing .media-caption, .hero-media.is-playing .feature-stack, .hero-media.is-playing .play-button { opacity: 0; visibility: hidden; pointer-events: none; }
    .hero-media.is-playing .feature-stack { display: none; }
    .hero-media.is-playing .hero-inline-video, .hero-media.is-playing .hero-inline-youtube { opacity: 1; visibility: visible; }
    .hero-inline-video:focus-visible, .hero-inline-youtube iframe:focus-visible { outline: 2px solid var(--green); outline-offset: -4px; }
    .media-shade { position: absolute; inset: 0; z-index: -1; border-radius: inherit; background: linear-gradient(90deg, rgba(7,0,0,.76), rgba(10,0,0,.05) 58%, rgba(5,0,0,.5)), linear-gradient(0deg, rgba(0,0,0,.68), transparent 55%); }
    .media-topline { position: absolute; top: 22px; right: 25px; left: 25px; display: flex; align-items: center; justify-content: space-between; color: rgba(255,255,255,.75); font-family: "DM Mono", monospace; font-size: .59rem; letter-spacing: .13em; text-transform: uppercase; }
    .media-topline span:last-child { color: #ff7070; }
    .media-caption { position: absolute; bottom: 28px; left: 30px; max-width: 280px; }
    .media-caption p { margin: 0 0 7px; color: #ff6868; font-family: "DM Mono", monospace; font-size: .64rem; letter-spacing: .14em; text-transform: uppercase; }
    .media-caption h3 { margin: 0; font-family: "Space Grotesk", sans-serif; font-size: clamp(1.3rem, 2.3vw, 2.3rem); line-height: 1; letter-spacing: -.055em; }
    .play-button { position: absolute; top: 50%; left: 50%; z-index: 4; display: grid; width: 76px; height: 76px; place-items: center; transform: translate(-50%, -50%); border: 1px solid rgba(255, 96, 96, .88); border-radius: 50%; color: white; background: rgba(16,0,0,.72); box-shadow: 0 0 0 12px rgba(255,16,16,.07), var(--glow-strong); font-size: 1.15rem; transition: transform .3s var(--ease), background .3s, box-shadow .3s; }
    .play-button::before { content: ""; position: absolute; inset: -13px; border: 1px solid rgba(255, 25, 25, .38); border-radius: 50%; animation: pulse-ring 2.6s ease-out infinite; }
    .play-button:hover { transform: translate(-50%, -50%) scale(1.1); background: var(--red-deep); box-shadow: 0 0 0 14px rgba(255,16,16,.1), var(--glow-strong); }
    .play-button i { margin-left: 4px; }
    .media-circuit { position: absolute; right: 28px; bottom: 28px; width: 110px; height: 58px; opacity: .46; background: linear-gradient(90deg, transparent 48%, rgba(255,255,255,.3) 48% 49%, transparent 49%), linear-gradient(0deg, transparent 48%, rgba(255,255,255,.3) 48% 49%, transparent 49%); background-size: 18px 18px; mask-image: linear-gradient(to top left, black, transparent); }
    .feature-stack { position: absolute; top: 8%; right: -20px; z-index: 5; display: grid; gap: 10px; width: 190px; }
    .feature-card { display: flex; align-items: center; gap: 10px; min-height: 58px; padding: 9px 11px; border: 1px solid rgba(22,245,110,.35); border-radius: 13px; background: rgba(9, 24, 15, .78); box-shadow: var(--green-glow); backdrop-filter: blur(12px); animation: float-card 5.2s ease-in-out infinite; transition: transform .28s var(--ease), border-color .28s, box-shadow .28s; }
    .feature-card:nth-child(2) { animation-delay: -.9s; }
    .feature-card:nth-child(3) { animation-delay: -1.8s; }
    .feature-card:nth-child(4) { animation-delay: -2.7s; }
    .feature-card:hover { transform: translateY(-5px) translateX(-3px); border-color: var(--green); box-shadow: 0 0 17px rgba(22,245,110,.62), 0 0 32px rgba(22,245,110,.23); }
    .feature-icon { display: grid; flex: 0 0 30px; width: 30px; height: 30px; place-items: center; border: 1px solid rgba(22,245,110,.38); border-radius: 9px; color: var(--green); font-size: .75rem; }
    .feature-card strong { display: block; color: #f4fff6; font-size: .68rem; line-height: 1.2; }
    .feature-card small { display: block; margin-top: 3px; color: #8db99a; font-size: .59rem; line-height: 1.2; }
    .hero-category-bar { position: relative; z-index: 4; display: flex; flex-wrap: nowrap; min-height: 66px; margin-top: 31px; overflow-x: auto; overflow-y: hidden; border: 1px solid rgba(255,25,25,.45); border-radius: 17px; background: linear-gradient(100deg, rgba(60,0,0,.65), rgba(14,1,1,.9)); box-shadow: inset 0 0 30px rgba(255,0,0,.05), 0 16px 35px rgba(0,0,0,.25); scrollbar-width: none; -ms-overflow-style: none; overscroll-behavior-inline: contain; scroll-snap-type: x proximity; cursor: grab; user-select: none; touch-action: pan-y; }
    .hero-category-bar::-webkit-scrollbar { display: none; width: 0; height: 0; }
    .hero-category-bar.is-pressed, .hero-category-bar.is-dragging { cursor: grabbing; scroll-snap-type: none; scroll-behavior: auto; }
    .category-item { position: relative; display: flex; flex: 0 0 clamp(180px, 21vw, 270px); align-items: center; justify-content: center; gap: 10px; min-width: 180px; border: 0; border-right: 1px solid rgba(255,255,255,.08); color: #9d9090; background: transparent; font-size: .75rem; font-weight: 800; white-space: nowrap; scroll-snap-align: start; user-select: none; transition: color .25s, background .25s; }
    .category-item:last-child { border-right: 0; }
    .category-item::after { content: ""; position: absolute; right: 25%; bottom: 0; left: 25%; height: 2px; transform: scaleX(0); background: var(--red); box-shadow: var(--glow); transition: transform .3s var(--ease); }
    .category-item:hover { color: #ff6c6c; background: rgba(255, 15, 15, .08); }
    .category-item.active { color: #fff; background: linear-gradient(180deg, rgba(151, 7, 18, .58), rgba(67, 0, 7, .28)); box-shadow: inset 0 -3px 0 var(--red), 0 0 18px rgba(255, 31, 45, .12); }
    .category-item.active i { color: #fff; text-shadow: 0 0 10px rgba(255, 31, 45, .8); }
    .category-item.active::after, .category-item:hover::after { transform: scaleX(1); }
    .category-item i { color: var(--red); font-size: .9rem; }
    .category-item-image { width: 28px; height: 28px; flex: 0 0 28px; border: 1px solid rgba(255, 31, 45, .5); border-radius: 8px; object-fit: cover; box-shadow: 0 0 12px rgba(255, 31, 45, .16); }
    .category-item-link { text-decoration: none; }

    /* 06. Courses */
    .courses-section { padding-top: 118px; }
    .slider-shell { position: relative; }
    .review-track, .product-track { display: flex; gap: 22px; overflow-x: auto; overscroll-behavior-inline: contain; scroll-snap-type: x mandatory; scrollbar-width: none; scroll-behavior: smooth; cursor: grab; padding: 4px 2px 22px; }
    .review-track::-webkit-scrollbar, .product-track::-webkit-scrollbar { display: none; }
    .review-track.dragging, .product-track.dragging { cursor: grabbing; scroll-behavior: auto; }
    .courses-stack { display: flex; flex-direction: column; align-items: center; width: 100%; gap: 72px; overflow: visible; }
    .course-stack-item { width: min(1440px, calc(100vw - 120px)); max-width: 100%; }
    .course-sequence-label { display: flex; align-items: center; gap: 11px; margin: 0 0 13px 3px; color: var(--course-accent); font-family: "DM Mono", monospace; font-size: .67rem; letter-spacing: .2em; text-transform: uppercase; }
    .course-sequence-label::before { content: ""; width: 28px; height: 1px; background: var(--course-accent); box-shadow: 0 0 14px rgba(var(--course-accent-rgb), .68); }
    .course-card { --course-accent: #ff2638; --course-accent-rgb: 255, 38, 56; position: relative; width: 100%; min-height: 500px; overflow: hidden; border: 1px solid rgba(var(--course-accent-rgb), .9); border-radius: 24px; background: linear-gradient(120deg, #130305, #070305 63%, #09030b); box-shadow: 0 0 0 1px rgba(var(--course-accent-rgb), .08), 0 0 28px rgba(var(--course-accent-rgb), .13), 0 25px 70px rgba(0,0,0,.52); }
    .course-card-red { --course-accent: #ff2638; --course-accent-rgb: 255, 38, 56; }
    .course-card-purple { --course-accent: #9b5cff; --course-accent-rgb: 155, 92, 255; }
    .course-card-blue { --course-accent: #5865ff; --course-accent-rgb: 88, 101, 255; }
    .course-card-green { --course-accent: #19d98b; --course-accent-rgb: 25, 217, 139; }
    .course-card::before { content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none; background: linear-gradient(100deg, rgba(var(--course-accent-rgb), .09), transparent 32%, transparent 70%, rgba(var(--course-accent-rgb), .06)), linear-gradient(0deg, rgba(0,0,0,.78), transparent 38%); }
    .course-card::after { content: ""; position: absolute; right: 4%; bottom: 74px; z-index: 2; width: 46%; height: 53%; opacity: .14; pointer-events: none; background-image: linear-gradient(90deg, transparent 47%, var(--course-accent) 48% 49%, transparent 50%), linear-gradient(0deg, transparent 47%, var(--course-accent) 48% 49%, transparent 50%); background-size: 28px 28px; mask-image: linear-gradient(135deg, transparent, black); }
    .course-main { position: relative; z-index: 3; display: grid; grid-template-columns: 43% 57%; min-height: 442px; }
    .course-content { position: relative; z-index: 2; padding: 28px 44px 72px; }
    .course-badges { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; }
    .course-title { max-width: 510px; margin: 0; font-family: "Space Grotesk", sans-serif; font-size: clamp(38px, 3vw, 52px); font-weight: 800; letter-spacing: -.045em; line-height: .94; }
    .course-title em { color: #ff5252; font-style: normal; }
    .course-subtitle { margin: 9px 0 14px; color: #f1eaea; font-size: .96rem; font-weight: 700; line-height: 1.3; }
    .course-subtitle em { color: var(--red-bright); font-style: normal; text-shadow: 0 0 14px rgba(255,25,25,.32); }
    .topic-list { display: grid; gap: 7px; margin: 0; padding: 0; list-style: none; }
    .topic-list::before { content: "What You'll Learn"; margin-bottom: 2px; color: #fff; font-family: "Space Grotesk", sans-serif; font-size: .82rem; font-weight: 800; letter-spacing: -.02em; }
    .topic-list li { display: flex; align-items: start; gap: 8px; color: #c7bebe; font-size: .72rem; line-height: 1.35; }
    .topic-list i { margin-top: 3px; color: var(--course-accent); font-size: .57rem; text-shadow: 0 0 9px rgba(var(--course-accent-rgb), .72); }
    .topic-list li.extra-topic { display: flex; }
    .show-topics { display: none; margin-top: 10px; padding: 0; border: 0; color: var(--course-accent); background: transparent; font-size: .67rem; font-weight: 800; }
    .course-visual { position: relative; min-height: 442px; overflow: hidden; }
    .course-visual img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .72; transition: transform .7s var(--ease), opacity .35s; }
    .course-card:hover .course-visual img { transform: scale(1.045); opacity: .84; }
    .course-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(4,1,4,.99) 0%, rgba(7,2,5,.97) 27%, rgba(7,2,5,.78) 48%, rgba(7,2,5,.18) 72%, rgba(7,2,5,.08) 100%), linear-gradient(0deg, rgba(0,0,0,.76), transparent 62%); }
    .visual-label { position: absolute; top: 28px; right: 28px; z-index: 2; display: grid; gap: 8px; justify-items: end; }
    .visual-label strong { color: var(--course-accent); font-family: "DM Mono", monospace; font-size: .62rem; letter-spacing: .18em; text-transform: uppercase; }
    .course-number { position: absolute; right: 30px; bottom: 91px; z-index: 2; color: rgba(255,255,255,.14); font-family: "Space Grotesk", sans-serif; font-size: 8rem; font-weight: 800; line-height: .7; letter-spacing: -.14em; }
    .course-cta { position: absolute; bottom: 74px; left: 44px; z-index: 5; }
    .course-features { position: relative; z-index: 4; display: grid; grid-template-columns: repeat(6, 1fr); min-height: 58px; border-top: 1px solid rgba(var(--course-accent-rgb), .34); background: rgba(5,0,0,.72); }
    .course-feature { display: flex; min-width: 0; align-items: center; gap: 8px; padding: 13px 13px; border-right: 1px solid rgba(255,255,255,.07); }
    .course-feature:last-child { border: 0; }
    .course-feature i { color: var(--red-bright); font-size: .78rem; text-shadow: 0 0 10px rgba(255,25,25,.32); }
    .course-feature:nth-child(2) i { color: var(--green); }
    .course-feature:nth-child(3) i { color: var(--gold); }
    .course-feature:nth-child(4) i { color: #c28aff; }
    .course-feature:nth-child(5) i { color: #ffb557; }
    .course-feature strong { display: block; color: #e8dfdf; font-size: .62rem; line-height: 1.25; }
    .course-feature small { display: block; margin-top: 3px; color: var(--dim); font-size: .55rem; line-height: 1.25; }
    .explore-card { --course-accent: #c15cff; --course-accent-rgb: 193, 92, 255; display: flex; flex-direction: column; justify-content: center; align-items: start; min-height: 390px; padding: 52px; background: radial-gradient(circle at 83% 36%, rgba(88,101,255,.2), transparent 33%), radial-gradient(circle at 66% 75%, rgba(255,38,56,.16), transparent 34%), linear-gradient(125deg, #16040b, #07030c 68%); }
    .explore-card .explore-orbit { position: absolute; top: 50%; right: 15%; width: 230px; height: 230px; transform: translateY(-50%); border: 1px solid rgba(88,101,255,.42); border-radius: 50%; box-shadow: 0 0 60px rgba(88,101,255,.18); }
    .explore-card .explore-orbit::before, .explore-card .explore-orbit::after { content: ""; position: absolute; inset: 23px; border: 1px dashed rgba(193,92,255,.42); border-radius: 50%; animation: spin-border 10s linear infinite reverse; }
    .explore-card .explore-orbit::after { inset: 66px; background: radial-gradient(circle, rgba(255,38,56,.72), rgba(90,0,0,.3) 60%, transparent 62%); border: 0; box-shadow: 0 0 35px rgba(255,38,56,.4); }
    .explore-card h3 { position: relative; z-index: 2; max-width: 500px; margin: 10px 0 13px; font-family: "Space Grotesk", sans-serif; font-size: clamp(3rem, 5vw, 5.7rem); letter-spacing: -.08em; line-height: .88; }
    .explore-card p { position: relative; z-index: 2; max-width: 440px; margin: 0 0 25px; color: var(--muted); font-size: .92rem; }
    .explore-actions { position: relative; z-index: 3; display: flex; flex-wrap: wrap; gap: 10px; }
    .slider-controls { display: flex; align-items: center; gap: 12px; }
    .slider-meta { display: flex; align-items: center; gap: 14px; margin-top: 3px; }
    .progress-line { width: 150px; height: 2px; overflow: hidden; border-radius: 10px; background: rgba(255,255,255,.13); }
    .progress-line span { display: block; width: 25%; height: 100%; background: var(--red); box-shadow: var(--glow); transition: width .35s var(--ease); }

    /* 07. Certificate */
    .certificate-section { background: radial-gradient(circle at 8% 45%, rgba(130,0,0,.16), transparent 32%); }
    .certificate-grid { display: grid; grid-template-columns: .93fr 1.07fr; gap: clamp(28px, 5vw, 76px); align-items: stretch; }
    .certificate-story { position: relative; min-height: 490px; padding: 35px; overflow: hidden; border: 1px solid var(--border); border-radius: 27px; background: linear-gradient(145deg, rgba(43,4,4,.82), rgba(8,2,2,.92)); }
    .certificate-story::after { content: "CERTIFIED"; position: absolute; right: -13px; bottom: 30px; transform: rotate(-90deg); color: rgba(255,255,255,.045); font-family: "Space Grotesk", sans-serif; font-size: 4rem; font-weight: 800; letter-spacing: .12em; }
    .certificate-story h3 { max-width: 440px; margin: 0 0 14px; font-family: "Space Grotesk", sans-serif; font-size: clamp(2.2rem, 4vw, 4.3rem); line-height: .94; letter-spacing: -.07em; }
    .certificate-story p { max-width: 450px; margin: 0; color: var(--muted); font-size: .9rem; }
    .certificate-benefits { display: grid; gap: 13px; margin-top: 30px; }
    .certificate-benefit { display: flex; align-items: center; gap: 12px; color: #cfc2c2; font-size: .75rem; }
    .certificate-benefit i { display: grid; width: 28px; height: 28px; place-items: center; border: 1px solid rgba(22,245,110,.35); border-radius: 50%; color: var(--green); background: rgba(22,245,110,.06); font-size: .68rem; }
    .certificate-art { position: absolute; right: 32px; bottom: 24px; width: 240px; height: 148px; padding: 17px; transform: rotate(-7deg); border: 1px solid rgba(255,200,87,.54); border-radius: 10px; background: linear-gradient(140deg, #120707, #2a0808); box-shadow: 13px 18px 32px rgba(0,0,0,.38), 0 0 32px rgba(255,120,0,.12); }
    .certificate-art::before { content: ""; position: absolute; inset: 7px; border: 1px solid rgba(255,200,87,.3); border-radius: 6px; }
    .certificate-art strong { position: relative; display: block; margin-top: 20px; color: var(--gold); font-family: "Space Grotesk", sans-serif; font-size: 1.05rem; letter-spacing: -.04em; }
    .certificate-art small { position: relative; display: block; margin-top: 5px; color: #cfbfbf; font-family: "DM Mono", monospace; font-size: .48rem; letter-spacing: .1em; }
    .certificate-art .seal { position: absolute; right: 17px; bottom: 18px; display: grid; width: 31px; height: 31px; place-items: center; border: 1px solid var(--gold); border-radius: 50%; color: var(--gold); font-size: .6rem; }
    .certificate-form-card { padding: 35px; border: 1px solid var(--border-soft); border-radius: 27px; background: rgba(14, 3, 3, .84); box-shadow: 0 20px 50px rgba(0,0,0,.24); }
    .form-head { display: flex; justify-content: space-between; gap: 15px; margin-bottom: 25px; }
    .form-head h3 { margin: 0; font-family: "Space Grotesk", sans-serif; font-size: 1.6rem; letter-spacing: -.05em; }
    .form-head p { margin: 5px 0 0; color: var(--muted); font-size: .72rem; }
    .verified-chip { display: inline-flex; height: max-content; align-items: center; gap: 7px; padding: 7px 9px; border: 1px solid rgba(22,245,110,.36); border-radius: 999px; color: var(--green); background: rgba(22,245,110,.06); font-family: "DM Mono", monospace; font-size: .57rem; white-space: nowrap; }
    .form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 13px; }
    .field { display: grid; gap: 7px; }
    .field.full { grid-column: 1 / -1; }
    .field label { color: #bcaeae; font-size: .7rem; font-weight: 700; }
    .field-control { position: relative; }
    .field-control > i { position: absolute; top: 17px; left: 14px; color: #8f5454; font-size: .75rem; pointer-events: none; }
    .field input, .field select, .field textarea { width: 100%; border: 1px solid rgba(255,255,255,.12); border-radius: 10px; outline: 0; color: white; background: rgba(0,0,0,.5); transition: border-color .25s, box-shadow .25s; }
    .field input, .field select { height: 47px; padding: 0 13px 0 38px; }
    .field textarea { min-height: 110px; padding: 13px 14px 13px 38px; resize: vertical; }
    .field input::placeholder, .field textarea::placeholder { color: #615858; }
    .field select { appearance: none; }
    .field-control:has(select)::after { content: "\\f078"; position: absolute; top: 15px; right: 14px; color: #9f5555; font: 700 .65rem/1 "Font Awesome 6 Free"; pointer-events: none; }
    .field input:focus, .field select:focus, .field textarea:focus { border-color: rgba(255,50,50,.85); box-shadow: 0 0 0 3px rgba(255,16,16,.1), var(--glow); }
    .field-error { min-height: 14px; color: #ff7070; font-size: .61rem; }
    .form-footer { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; margin-top: 8px; }
    .form-footer .btn { flex: 1 1 190px; }
    .demo-link { border: 0; color: #ff7777; background: transparent; font-size: .65rem; font-weight: 800; }
    .demo-link:hover { text-decoration: underline; }
    .certificate-result { display: none; margin-top: 25px; animation: fade-up .45s var(--ease) both; }
    .certificate-result.visible { display: block; }
    .certificate-preview { position: relative; max-width: 760px; margin: 0 auto; padding: clamp(25px, 4vw, 48px); overflow: hidden; border: 2px solid rgba(255,200,87,.67); border-radius: 13px; color: #2c0e0e; background: linear-gradient(135deg, #fffaf0, #f2d18d 48%, #fff8e8); box-shadow: 0 20px 45px rgba(0,0,0,.35), 0 0 35px rgba(255,200,87,.15); }
    .certificate-preview::before { content: ""; position: absolute; inset: 9px; border: 1px solid rgba(158,0,0,.55); border-radius: 7px; pointer-events: none; }
    .certificate-preview::after { content: ""; position: absolute; right: -35px; bottom: -45px; width: 170px; height: 170px; border: 14px solid rgba(157,0,0,.12); border-radius: 50%; }
    .cert-header { position: relative; display: flex; align-items: start; justify-content: space-between; gap: 15px; }
    .cert-brand { display: flex; align-items: center; gap: 9px; color: #890909; font-family: "Space Grotesk", sans-serif; font-size: .85rem; font-weight: 800; }
    .cert-brand-mark { display: grid; width: 31px; height: 31px; place-items: center; border-radius: 8px; color: white; background: #b40d0d; font-size: 1rem; font-style: italic; }
    .cert-verified { color: #087435; font-family: "DM Mono", monospace; font-size: .57rem; font-weight: 600; }
    .cert-body { position: relative; margin-top: 25px; text-align: center; }
    .cert-body small { color: #8d3e3e; font-family: "DM Mono", monospace; font-size: .58rem; letter-spacing: .2em; text-transform: uppercase; }
    .cert-body h3 { margin: 8px 0 8px; color: #780909; font-family: "Space Grotesk", sans-serif; font-size: clamp(1.6rem, 4vw, 3rem); line-height: 1; letter-spacing: -.06em; }
    .cert-body p { margin: 0; color: #563939; font-size: .7rem; }
    .cert-course { margin-top: 15px !important; color: #9a0808 !important; font-family: "Space Grotesk", sans-serif; font-size: 1rem !important; font-weight: 800; }
    .cert-footer { position: relative; display: flex; align-items: end; justify-content: space-between; gap: 15px; margin-top: 32px; color: #5e3838; font-size: .58rem; }
    .cert-sign { min-width: 120px; padding-top: 7px; border-top: 1px solid rgba(83,36,36,.5); font-family: cursive; font-size: .72rem; }
    .qr { display: grid; width: 48px; height: 48px; place-items: center; border: 3px solid #721010; background: repeating-linear-gradient(45deg, #721010 0 2px, transparent 2px 5px), repeating-linear-gradient(-45deg, rgba(114,16,16,.6) 0 2px, transparent 2px 5px); color: #721010; font-size: .52rem; font-weight: 900; }
    .certificate-actions { display: flex; flex-wrap: wrap; justify-content: end; gap: 9px; margin-top: 14px; }

    /* 08. Reviews */
    .reviews-section { background: linear-gradient(180deg, transparent, rgba(48,0,0,.16), transparent); }
    .review-summary { display: flex; flex-wrap: wrap; align-items: center; gap: 23px; margin-bottom: 34px; padding: 18px 20px; border: 1px solid var(--border-soft); border-radius: 17px; background: rgba(255,255,255,.025); }
    .rating-number { font-family: "Space Grotesk", sans-serif; font-size: 2.4rem; font-weight: 700; line-height: 1; }
    .rating-copy { display: grid; gap: 4px; }
    .rating-copy .stars { font-size: .85rem; }
    .rating-copy small { color: var(--muted); font-size: .68rem; }
    .review-avatar-stack { margin-left: auto; }
    .review-card { position: relative; flex: 0 0 clamp(260px, 28vw, 360px); min-height: 260px; padding: 23px; scroll-snap-align: start; border: 1px solid rgba(255,255,255,.11); border-radius: 20px; background: linear-gradient(145deg, rgba(27,5,5,.9), rgba(8,2,2,.88)); transition: border-color .28s, transform .28s, box-shadow .28s; }
    .review-card:hover { transform: translateY(-5px); border-color: rgba(255,25,25,.58); box-shadow: var(--glow); }
    .review-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
    .review-person { display: flex; align-items: center; gap: 10px; min-width: 0; }
    .review-person .avatar { flex: 0 0 38px; width: 38px; height: 38px; margin: 0; border-color: #2a0606; }
    .review-person strong { display: block; overflow: hidden; color: #f1e7e7; font-size: .74rem; text-overflow: ellipsis; white-space: nowrap; }
    .review-person small { display: block; overflow: hidden; margin-top: 3px; color: #a36d6d; font-size: .6rem; text-overflow: ellipsis; white-space: nowrap; }
    .verified-mini { display: inline-flex; align-items: center; gap: 4px; color: var(--green); font-family: "DM Mono", monospace; font-size: .53rem; }
    .review-text { min-height: 91px; margin: 22px 0 18px; color: #c2b4b4; font-size: .78rem; line-height: 1.75; }
    .review-bottom { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding-top: 13px; border-top: 1px solid rgba(255,255,255,.08); }
    .review-date { color: var(--dim); font-family: "DM Mono", monospace; font-size: .58rem; }
    .review-like { display: inline-flex; align-items: center; gap: 6px; padding: 6px 8px; border: 1px solid transparent; border-radius: 999px; color: #a69b9b; background: rgba(255,255,255,.03); font-size: .68rem; transition: .25s; }
    .review-like:hover, .review-like[aria-pressed="true"] { border-color: rgba(255,25,25,.5); color: #ff5555; background: rgba(255,16,16,.1); }
    .review-like[aria-pressed="true"] i { animation: heart-pop .4s var(--ease); }
    .heart-burst { position: absolute; right: 25px; bottom: 28px; color: var(--red); pointer-events: none; animation: burst .65s var(--ease) forwards; }

    /* 09. Products */
    .products-section { overflow: hidden; }
    .marquee { display: flex; width: max-content; gap: 35px; margin: 0 0 33px; color: rgba(255,90,90,.34); font-family: "DM Mono", monospace; font-size: .68rem; letter-spacing: .2em; text-transform: uppercase; animation: marquee 38s linear infinite; }
    .marquee span { display: inline-flex; align-items: center; gap: 15px; }
    .marquee i { color: var(--red); font-size: .42rem; }
    .product-card { position: relative; flex: 0 0 clamp(285px, 31vw, 430px); min-height: 336px; overflow: hidden; scroll-snap-align: start; border: 1px solid rgba(255,25,25,.28); border-radius: 21px; background: var(--surface); transition: transform .3s var(--ease), border-color .3s, box-shadow .3s; }
    .product-card:hover { transform: translateY(-6px); border-color: rgba(255,25,25,.7); box-shadow: var(--glow); }
    .product-image { position: relative; height: 184px; overflow: hidden; }
    .product-image img { width: 100%; height: 100%; object-fit: cover; opacity: .72; transition: transform .6s var(--ease), opacity .3s; }
    .product-card:hover .product-image img { transform: scale(1.06); opacity: .88; }
    .product-image::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(9,0,0,.9), transparent 75%), linear-gradient(90deg, rgba(80,0,0,.18), transparent); }
    .product-status { position: absolute; top: 14px; left: 14px; z-index: 2; padding: 5px 8px; border: 1px solid rgba(22,245,110,.38); border-radius: 999px; color: var(--green); background: rgba(0,30,15,.72); font-family: "DM Mono", monospace; font-size: .55rem; }
    .product-body { padding: 19px; }
    .product-body .micro-label { color: #b35f5f; }
    .product-body h3 { margin: 7px 0 5px; font-family: "Space Grotesk", sans-serif; font-size: 1.28rem; letter-spacing: -.05em; }
    .product-body p { min-height: 42px; margin: 0; color: var(--muted); font-size: .7rem; line-height: 1.55; }
    .product-bottom { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 14px; }
    .tech-tags { display: flex; flex-wrap: wrap; gap: 5px; }
    .tech-tags span { padding: 4px 6px; border: 1px solid rgba(255,255,255,.1); border-radius: 5px; color: #a59595; font-family: "DM Mono", monospace; font-size: .5rem; }
    .product-arrow { color: #ff6666; font-size: .85rem; transition: transform .28s; }
    .product-card:hover .product-arrow { transform: translateX(4px); }

    /* 10. Work with Siskul */
    .work-section { background: radial-gradient(circle at 94% 28%, rgba(147,0,0,.18), transparent 30%); }
    .service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
    .service-card { position: relative; min-height: 235px; padding: 25px; overflow: hidden; border: 1px solid rgba(255,255,255,.1); border-radius: 20px; background: linear-gradient(140deg, rgba(30,5,5,.88), rgba(8,2,2,.92)); transition: transform .3s var(--ease), border-color .3s, box-shadow .3s; }
    .service-card::before { content: ""; position: absolute; top: 0; right: 0; width: 70px; height: 70px; border-top: 1px solid var(--red); border-right: 1px solid var(--red); border-radius: 0 20px 0 0; opacity: .7; }
    .service-card::after { content: ""; position: absolute; bottom: -50px; left: -35px; width: 150px; height: 100px; border-radius: 50%; background: var(--red); filter: blur(55px); opacity: .12; transition: opacity .3s; }
    .service-card:hover { transform: translateY(-7px); border-color: rgba(255,30,30,.67); box-shadow: var(--glow); }
    .service-card:hover::after { opacity: .27; }
    .service-top { display: flex; align-items: start; justify-content: space-between; }
    .service-icon { display: grid; width: 41px; height: 41px; place-items: center; border: 1px solid rgba(255,50,50,.45); border-radius: 12px; color: #ff6d6d; background: rgba(255,16,16,.08); box-shadow: 0 0 15px rgba(255,16,16,.1); transition: transform .3s var(--ease); }
    .service-card:hover .service-icon { transform: rotate(-7deg) scale(1.08); }
    .service-no { color: #704b4b; font-family: "DM Mono", monospace; font-size: .7rem; }
    .service-card h3 { margin: 27px 0 8px; font-family: "Space Grotesk", sans-serif; font-size: 1.27rem; letter-spacing: -.05em; }
    .service-card p { min-height: 63px; margin: 0; color: var(--muted); font-size: .72rem; line-height: 1.65; }
    .service-link { display: inline-flex; align-items: center; gap: 7px; margin-top: 17px; padding: 0; border: 0; color: #ff6666; background: transparent; font-size: .66rem; font-weight: 800; }
    .service-link i { transition: transform .25s; }
    .service-card:hover .service-link i { transform: translateX(4px); }

    /* 11. Contact */
    .contact-section { padding-bottom: 125px; }
    .contact-grid { display: grid; grid-template-columns: .73fr 1.27fr; gap: clamp(28px, 6vw, 92px); align-items: start; }
    .contact-info h2 { max-width: 560px; margin: 0 0 17px; font-family: "Space Grotesk", sans-serif; font-size: clamp(2.5rem, 5vw, 5rem); letter-spacing: -.08em; line-height: .92; }
    .contact-info > p { max-width: 460px; margin: 0; color: var(--muted); font-size: .86rem; line-height: 1.75; }
    .contact-list { display: grid; gap: 17px; margin-top: 32px; }
    .contact-item { display: flex; align-items: center; gap: 14px; }
    .contact-item i { display: grid; width: 34px; height: 34px; place-items: center; border: 1px solid rgba(255,25,25,.4); border-radius: 10px; color: #ff6969; background: rgba(255,16,16,.07); font-size: .73rem; }
    .contact-item small { display: block; color: var(--dim); font-family: "DM Mono", monospace; font-size: .55rem; letter-spacing: .1em; text-transform: uppercase; }
    .contact-item strong { display: block; margin-top: 2px; color: #e5d9d9; font-size: .76rem; font-weight: 700; }
    .contact-note { display: inline-flex; align-items: center; gap: 8px; margin-top: 31px; padding: 9px 12px; border: 1px solid rgba(22,245,110,.23); border-radius: 9px; color: #98c7a8; background: rgba(22,245,110,.04); font-size: .63rem; }
    .contact-form-card { padding: 31px; border: 1px solid var(--border); border-radius: 25px; background: rgba(16, 3, 3, .8); box-shadow: 0 24px 55px rgba(0,0,0,.28); }
    .checkbox-line { display: flex; align-items: start; gap: 9px; color: var(--muted); font-size: .65rem; line-height: 1.45; }
    .checkbox-line input { margin-top: 3px; accent-color: var(--red); }
    .success-message { display: none; margin-top: 15px; padding: 12px; border: 1px solid rgba(22,245,110,.32); border-radius: 9px; color: #a9f2bb; background: rgba(22,245,110,.06); font-size: .68rem; }
    .success-message.visible { display: block; animation: fade-up .35s var(--ease) both; }

    /* 12. Social */
    .social-section { padding-top: 118px; background: radial-gradient(circle at 78% 60%, rgba(138,0,0,.16), transparent 32%); }
    .social-grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: 18px; }
    .featured-video { position: relative; min-height: 430px; overflow: hidden; border: 1px solid rgba(255,25,25,.57); border-radius: 25px; background: #110202; box-shadow: var(--glow); }
    .featured-video .social-feature-media { position: absolute; inset: 0; width: 100%; height: 100%; min-height: 430px; object-fit: cover; opacity: .78; transition: transform .7s var(--ease), opacity .3s; }
    .featured-video:hover .social-feature-media { transform: scale(1.04); opacity: .92; }
    .featured-video::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(4,0,0,.94), transparent 62%), linear-gradient(90deg, rgba(50,0,0,.52), transparent 65%); }
    .featured-copy { position: absolute; right: 30px; bottom: 28px; left: 30px; z-index: 2; }
    .featured-copy h3 { max-width: 600px; margin: 8px 0 8px; font-family: "Space Grotesk", sans-serif; font-size: clamp(1.7rem, 3.3vw, 3.4rem); line-height: .94; letter-spacing: -.07em; }
    .featured-copy p { max-width: 520px; margin: 0 0 18px; color: #c0b0b0; font-size: .75rem; }
    .social-play { position: absolute; top: 50%; left: 50%; z-index: 3; display: grid; width: 64px; height: 64px; place-items: center; border: 1px solid rgba(255,91,91,.82); border-radius: 50%; color: white; background: rgba(35,0,0,.78); box-shadow: var(--glow-strong); transform: translate(-50%, -50%); transition: opacity .2s ease, transform .2s ease, background .2s ease; }
    .social-play:hover { background: rgba(180,0,0,.88); transform: translate(-50%, -50%) scale(1.06); }
    .featured-video.is-playing .social-play { opacity: 0; pointer-events: none; }
    .featured-video.is-playing .social-feature-media { transform: none; opacity: 1; }
    .featured-video .featured-copy { display: none; }
    .social-cards { display: grid; gap: 12px; }
    .social-card { display: flex; align-items: center; gap: 14px; min-height: 135px; padding: 20px; border: 1px solid rgba(255,255,255,.1); border-radius: 19px; background: linear-gradient(135deg, rgba(25,4,4,.9), rgba(8,2,2,.94)); transition: transform .28s var(--ease), border-color .28s, box-shadow .28s; }
    .social-card:hover { transform: translateX(-5px); border-color: rgba(255,25,25,.58); box-shadow: var(--glow); }
    .social-icon { display: grid; flex: 0 0 42px; width: 42px; height: 42px; place-items: center; border-radius: 13px; color: white; font-size: 1.05rem; }
    .social-icon.fb { background: #1877f2; box-shadow: 0 0 18px rgba(24,119,242,.25); }
    .social-icon.yt { background: #ff0033; box-shadow: 0 0 18px rgba(255,0,51,.25); }
    .social-icon.tt { background: linear-gradient(135deg, #00f2ea, #111 48%, #ff0050); box-shadow: 0 0 18px rgba(0,242,234,.2); }
    .social-card h3 { margin: 0; font-family: "Space Grotesk", sans-serif; font-size: 1.05rem; letter-spacing: -.04em; }
    .social-card p { margin: 3px 0 9px; color: var(--muted); font-size: .65rem; line-height: 1.4; }
    .social-card a { color: #ff7070; font-size: .62rem; font-weight: 800; }

    /* 13. Footer */
    .footer { position: relative; padding: 72px 0 27px; border-top: 1px solid rgba(255,25,25,.32); background: #060101; }
    .footer::before { content: ""; position: absolute; top: -1px; right: 15%; left: 15%; height: 1px; background: linear-gradient(90deg, transparent, var(--red), transparent); box-shadow: var(--glow); }
    .footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1.2fr 1.1fr; gap: 40px; padding-bottom: 55px; }
    .footer-brand p { max-width: 270px; margin: 18px 0 22px; color: var(--muted); font-size: .72rem; line-height: 1.7; }
    .footer-socials { display: flex; gap: 8px; }
    .footer-socials a { display: grid; width: 31px; height: 31px; place-items: center; border: 1px solid var(--border-soft); border-radius: 8px; color: #bdaaaa; background: rgba(255,255,255,.03); font-size: .7rem; transition: .25s; }
    .footer-socials a:hover { border-color: var(--red); color: #ff6666; box-shadow: var(--glow); }
    .footer-col h3 { margin: 4px 0 17px; color: #f0dede; font-family: "DM Mono", monospace; font-size: .67rem; letter-spacing: .14em; text-transform: uppercase; }
    .footer-col ul { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; }
    .footer-col li, .footer-col li a { color: var(--muted); font-size: .69rem; transition: color .2s; }
    .footer-col li a:hover { color: #ff6f6f; }
    .newsletter { display: flex; margin-top: 20px; border: 1px solid rgba(255,255,255,.12); border-radius: 9px; overflow: hidden; }
    .newsletter input { flex: 1; min-width: 0; height: 39px; padding: 0 10px; border: 0; outline: 0; color: white; background: rgba(255,255,255,.04); font-size: .63rem; }
    .newsletter button { width: 42px; border: 0; color: white; background: var(--red-deep); }
    .footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.08); color: #716464; font-family: "DM Mono", monospace; font-size: .57rem; }
    .footer-bottom nav { display: flex; flex-wrap: wrap; gap: 17px; }
    .footer-bottom a:hover { color: #ff6666; }

    /* 14. Modal and toast system */
    .modal-backdrop { position: fixed; inset: 0; z-index: 200; display: none; place-items: center; padding: 20px; background: rgba(0,0,0,.76); backdrop-filter: blur(10px); }
    .modal-backdrop.open { display: grid; animation: fade-in .2s ease both; }
    .modal { position: relative; width: min(690px, 100%); max-height: min(800px, calc(100vh - 40px)); overflow: auto; border: 1px solid rgba(255,25,25,.58); border-radius: 23px; background: linear-gradient(145deg, #1d0404, #090202); box-shadow: 0 30px 90px rgba(0,0,0,.7), var(--glow); animation: modal-in .34s var(--ease) both; }
    .modal.large { width: min(930px, 100%); }
    .modal-close { position: absolute; top: 15px; right: 15px; z-index: 3; display: grid; width: 36px; height: 36px; place-items: center; border: 1px solid rgba(255,255,255,.14); border-radius: 10px; color: #c7b0b0; background: rgba(0,0,0,.35); }
    .modal-close:hover { border-color: var(--red); color: white; box-shadow: var(--glow); }
    .modal-content { padding: 32px; }
    .modal-content h2 { margin: 0 40px 9px 0; font-family: "Space Grotesk", sans-serif; font-size: 2.1rem; line-height: 1; letter-spacing: -.06em; }
    .modal-content > p { margin: 0 0 23px; color: var(--muted); font-size: .78rem; }
    .video-frame { position: relative; aspect-ratio: 16 / 9; overflow: hidden; border: 1px solid var(--border); border-radius: 15px; background: #000; }
    .video-frame iframe { width: 100%; height: 100%; border: 0; }
    .video-frame video { width: 100%; height: 100%; object-fit: contain; background: #000; }
    .service-detail-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 22px; }
    .detail-icon { display: grid; width: 62px; height: 62px; place-items: center; border: 1px solid rgba(255,25,25,.45); border-radius: 17px; color: #ff6d6d; background: rgba(255,16,16,.08); font-size: 1.4rem; box-shadow: var(--glow); }
    .detail-side { padding: 20px; border: 1px solid rgba(255,255,255,.1); border-radius: 15px; background: rgba(0,0,0,.2); }
    .detail-side h3 { margin: 0 0 12px; font-family: "Space Grotesk", sans-serif; font-size: .85rem; }
    .detail-side ul { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; }
    .detail-side li { display: flex; gap: 8px; color: var(--muted); font-size: .67rem; }
    .detail-side li i { margin-top: 4px; color: var(--red); font-size: .53rem; }
    .step-list { display: grid; gap: 12px; margin: 23px 0; }
    .step { display: flex; gap: 11px; color: var(--muted); font-size: .7rem; }
    .step b { display: grid; flex: 0 0 24px; width: 24px; height: 24px; place-items: center; border-radius: 50%; color: white; background: var(--red-deep); font-family: "DM Mono", monospace; font-size: .55rem; }
    .star-picker { display: flex; gap: 5px; margin: 4px 0 4px; }
    .star-picker button { padding: 0; border: 0; color: #5e4c4c; background: transparent; font-size: 1.25rem; }
    .star-picker button.selected, .star-picker button:hover { color: var(--gold); text-shadow: 0 0 10px rgba(255,200,87,.35); }
    .modal-form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .modal-form-grid .field.full { grid-column: 1 / -1; }
    .toast-region { position: fixed; top: 92px; right: 22px; z-index: 300; display: grid; gap: 9px; width: min(340px, calc(100% - 44px)); }
    .toast { display: flex; align-items: start; gap: 10px; padding: 13px 14px; border: 1px solid rgba(255,25,25,.5); border-radius: 12px; color: #eadede; background: rgba(25,2,2,.96); box-shadow: 0 14px 32px rgba(0,0,0,.35), var(--glow); font-size: .7rem; animation: toast-in .35s var(--ease) both; }
    .toast i { color: var(--red); }
    .toast.success i { color: var(--green); }
    .spinner { display: inline-block; width: 14px; height: 14px; border: 2px solid rgba(255,255,255,.25); border-top-color: currentColor; border-radius: 50%; animation: spin 0.7s linear infinite; }

    /* 15. Reveal and motion */
    .reveal { opacity: 0; transform: translateY(22px); transition: opacity .75s var(--ease), transform .75s var(--ease); }
    .reveal.left { transform: translateX(-26px); }
    .reveal.right { transform: translateX(26px); }
    .reveal.scale { transform: scale(.96); }
    .reveal.visible { opacity: 1; transform: none; }
    @keyframes drift { to { transform: translate3d(45px, 28px, 0) scale(1.08); } }
    @keyframes line-scan { 0%, 100% { opacity: .55; transform: scaleX(.5); } 50% { opacity: 1; transform: scaleX(1); } }
    @keyframes blink { 0%, 100% { opacity: .5; } 50% { opacity: 1; } }
    @keyframes pulse { 0%, 100% { transform: scale(.8); opacity: .42; } 50% { transform: scale(1.3); opacity: .9; } }
    @keyframes pulse-ring { 0% { transform: scale(.72); opacity: .8; } 80%, 100% { transform: scale(1.25); opacity: 0; } }
    @keyframes spin-border { to { transform: rotate(360deg); } }
    @keyframes float-card { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-7px); } }
    @keyframes fade-up { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
    @keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
    @keyframes modal-in { from { opacity: 0; transform: translateY(16px) scale(.98); } to { opacity: 1; transform: none; } }
    @keyframes pop-in { from { opacity: 0; transform: translateY(-8px) scale(.98); } to { opacity: 1; transform: none; } }
    @keyframes toast-in { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: none; } }
    @keyframes heart-pop { 0% { transform: scale(.7); } 60% { transform: scale(1.35); } 100% { transform: scale(1); } }
    @keyframes burst { from { opacity: 1; transform: translate(0,0) scale(.5); } to { opacity: 0; transform: translate(8px,-28px) scale(1.6); } }
    @keyframes marquee { to { transform: translateX(-50%); } }
    @keyframes spin { to { transform: rotate(360deg); } }

    /* 16. Responsive media queries */
    @media (max-width: 1280px) {
      .container { width: min(var(--container), calc(100% - 64px)); }
      .hero-inner { gap: 35px; }
      .hero-title { font-size: clamp(4.2rem, 8vw, 7rem); }
      .feature-stack { right: -12px; width: 168px; }
      .feature-card { min-height: 54px; padding: 8px; }
      .course-stack-item { width: min(920px, calc(100vw - 64px)); }
      .course-card { min-height: 560px; }
      .course-feature { padding-inline: 9px; }
      .course-feature strong { font-size: .57rem; }
    }

    #useDemo { display: none; }
    @media (max-width: 1023px) {
      :root { --nav-h: 65px; }
      .container { width: min(var(--container), calc(100% - 48px)); }
      .nav-links, .nav-login { display: none; }
      .mobile-panel .nav-login { display: inline-flex; }
      .menu-toggle { display: block; }
      .hero { padding-top: 42px; }
      .hero-inner { grid-template-columns: 1fr; }
      .hero-copy { max-width: 700px; }
      .hero-title { font-size: clamp(4.2rem, 11vw, 7.3rem); }
      .hero-description { max-width: 560px; }
      .hero-media-wrap { max-width: 890px; padding-right: 0; }
      .hero-media { min-height: 400px; }
      .feature-stack { position: absolute; top: auto; right: 14px; bottom: 15px; grid-template-columns: repeat(2, 1fr); width: min(370px, 54%); }
      .hero-category-bar { margin-top: 25px; }
      .course-stack-item { width: calc(100vw - 40px); max-width: 900px; }
      .course-card { min-height: 570px; }
      .course-main { grid-template-columns: 43% 57%; }
      .course-content { padding: 30px 26px 82px; }
      .course-title { font-size: clamp(40px, 5vw, 52px); }
      .course-features { grid-template-columns: repeat(3, 1fr); }
      .course-feature:nth-child(3) { border-right: 0; }
      .course-feature:nth-child(-n+3) { border-bottom: 1px solid rgba(255,255,255,.07); }
      .certificate-grid, .contact-grid { grid-template-columns: 1fr; }
      .certificate-story { min-height: 390px; }
      .service-grid { grid-template-columns: repeat(2, 1fr); }
      .social-grid { grid-template-columns: 1fr; }
      .featured-video, .featured-video img { min-height: 400px; }
      .social-cards { grid-template-columns: repeat(3, 1fr); }
      .social-card { display: block; min-height: 190px; }
      .social-card p { min-height: 38px; }
      .footer-grid { grid-template-columns: repeat(2, 1fr); }
    }
@media (max-width: 767px) {
      .container { width: calc(100% - 34px); }
      .section-pad { padding: 87px 0; }
      .section-head { display: block; margin-bottom: 32px; }
      .section-head h2 { font-size: clamp(2.55rem, 13vw, 4.4rem); }
      .section-head p { margin-top: 15px; }
      .section-actions { margin-top: 18px; }
      .hero { min-height: auto; padding: 46px 0 18px; }
      .hero-title { font-size: clamp(3.75rem, 18vw, 6.3rem); }
      .hero-title .apply::after { right: -20px; width: 13px; height: 13px; }
      .hero-description { margin-top: 20px; font-size: .86rem; }
      .hero-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
      .hero-actions .btn { min-width: 0; padding-inline: 10px; font-size: .68rem; }
      .trust-row { gap: 10px; margin-top: 22px; }
      .trust-copy { font-size: .65rem; }
      .hero-media { min-height: 245px; border-radius: 24px; }
      .media-topline { top: 16px; right: 18px; left: 18px; font-size: .5rem; }
      .media-caption { bottom: 19px; left: 20px; }
      .media-caption h3 { font-size: 1.25rem; }
      .media-caption p { font-size: .52rem; }
      .play-button { width: 58px; height: 58px; font-size: .86rem; }
      .feature-stack { position: relative; right: auto; bottom: auto; width: 100%; margin-top: 12px; }
      .feature-card { min-height: 50px; }
      .feature-card strong { font-size: .6rem; }
      .feature-card small { font-size: .53rem; }
      .hero-category-bar { min-height: 57px; margin-top: 18px; border-radius: 13px; }
      .category-item { flex-basis: 170px; min-width: 170px; font-size: .65rem; }
      .courses-section { padding-top: 85px; }
      .courses-stack { gap: 40px; }
      .course-stack-item { width: calc(100vw - 28px); max-width: 480px; }
      .course-card { min-height: auto; border-radius: 24px; }
      .course-main { display: flex; flex-direction: column; min-height: 0; }
      .course-content { order: 1; padding: 22px 24px 18px; }
      .course-badges { margin-bottom: 16px; }
      .course-title { font-size: clamp(32px, 10vw, 40px); }
      .course-subtitle { margin: 8px 0 13px; }
      .topic-list { gap: 6px; }
      .topic-list li { font-size: .67rem; }
      .topic-list li.extra-topic { display: none; }
      .topic-list.expanded li.extra-topic { display: flex; }
      .show-topics { display: block; }
      .course-visual { min-height: 250px; order: 0; }
      .course-visual::after { background: linear-gradient(0deg, rgba(22,2,2,.82), transparent 75%); }
      .visual-label { top: 15px; right: 17px; }
      .course-number { right: 20px; bottom: 12px; font-size: 5rem; }
      .course-cta { position: relative; bottom: auto; left: auto; z-index: 6; margin: 16px 24px 20px; }
      .course-cta .btn { width: 100%; }
      .course-features { grid-template-columns: repeat(2, 1fr); min-height: 0; }
      .course-feature { min-height: 66px; padding: 10px 12px; }
      .course-feature:nth-child(2), .course-feature:nth-child(4) { border-right: 0; }
      .course-feature:nth-child(3) { border-right: 1px solid rgba(255,255,255,.07); }
      .course-feature:nth-child(-n+4) { border-bottom: 1px solid rgba(255,255,255,.07); }
      .course-feature strong { font-size: .56rem; }
      .course-feature small { font-size: .5rem; }
      .explore-card { min-height: 420px; padding: 30px 24px; }
      .explore-card .explore-orbit { right: -30px; width: 190px; height: 190px; }
      .explore-card h3 { font-size: 3.3rem; }
      .slider-meta { justify-content: space-between; }
      .progress-line { width: 90px; }
      .certificate-story, .certificate-form-card, .contact-form-card { padding: 24px 19px; border-radius: 20px; }
      .certificate-story { min-height: 430px; }
      .certificate-art { right: 20px; width: 210px; }
      .form-head { display: block; }
      .verified-chip { margin-top: 13px; }
      .form-grid, .modal-form-grid { grid-template-columns: 1fr; }
      .field.full, .modal-form-grid .field.full { grid-column: auto; }
      .certificate-preview { padding: 28px 20px; }
      .certificate-footer { gap: 8px; }
      .review-summary { gap: 13px; }
      .review-avatar-stack { margin-left: 0; width: 100%; }
      .review-card { flex-basis: calc(100vw - 34px); min-height: 245px; }
      .service-grid { grid-template-columns: 1fr; gap: 12px; }
      .service-card { min-height: 212px; }
      .contact-form-card { padding: 24px 18px; }
      .social-cards { grid-template-columns: 1fr; }
      .social-card { display: flex; min-height: 112px; }
      .social-card p { min-height: 0; }
      .featured-video, .featured-video img { min-height: 310px; }
      .featured-copy { right: 20px; bottom: 20px; left: 20px; }
      .featured-copy h3 { font-size: 1.85rem; }
      .footer { padding-top: 57px; }
      .footer-grid { grid-template-columns: 1fr; gap: 31px; padding-bottom: 38px; }
      .modal-content { padding: 26px 19px; }
      .service-detail-grid { grid-template-columns: 1fr; }
      .toast-region { top: auto; right: 17px; bottom: 18px; left: 17px; width: auto; }
}

/* On wide screens the category controls are a real full-width segmented bar;
   fixed 21vw items left an unexplained empty block after the last category.
   Phones retain a compact horizontal scroller so every category stays usable. */
@media (min-width: 768px) {
  .hero-category-bar { overflow-x: hidden; }
  .hero-category-bar .category-item {
    flex: 1 1 0;
    min-width: 0;
  }
}
@media (max-width: 767px) {
  .hero-category-bar { overflow-x: auto; }
  .hero-category-bar .category-item { flex: 0 0 170px; min-width: 170px; }
}

/* Keep every desktop category control in the visible segmented bar. The old
   fixed-width items were leaving a blank block when only a few categories
   existed; mobile remains a horizontal app-like scroller. */
@media (min-width: 768px) {
  .hero-category-bar {
    display: flex !important;
    justify-content: stretch;
  }
  .hero-category-bar > .category-item {
    flex: 1 1 0 !important;
    width: 0;
    min-width: 0 !important;
    overflow: hidden;
    text-overflow: ellipsis;
  }
}

    /* Managed homepage requests stay compact on a laptop and become a clean
       one-column app surface on phones. */
    .work-request-form { min-width: 0; padding: 20px; border: 1px solid rgba(22, 213, 131, .28); border-radius: 16px; background: rgba(0, 18, 11, .32); }
    .work-request-form .form-note { margin: 0 0 16px; color: #a8c7b4; font-size: .76rem; line-height: 1.55; }
    .work-request-form .field input, .work-request-form .field textarea, .work-request-form .field select { width: 100%; }
    .work-request-form .field textarea { min-height: 120px; }
    .product-card, .service-card, .contact-form-card, .service-detail-grid, .modal-form-grid { min-width: 0; }

    /* Keep the project viewport independent from the page viewport. Arrow
       buttons stay in the meta row while only the cards move horizontally. */
    .slider-shell { overflow: visible; }
    .product-track, .review-track { position: relative; width: 100%; touch-action: pan-y; }
    .slider-meta { position: relative; z-index: 3; overflow: visible; }
    .slider-controls { position: relative; z-index: 4; flex: 0 0 auto; }
    .product-card img { max-width: 100%; }
    @media (max-width: 767px) {
      .modal-backdrop { padding: 8px; place-items: end center; }
      .modal, .modal.large { width: 100%; max-height: calc(100dvh - 16px); border-radius: 20px 20px 12px 12px; }
      .modal-content { padding: 23px 16px 27px; }
      .modal-content h2 { font-size: clamp(1.7rem, 8vw, 2.3rem); }
      .service-detail-grid { gap: 16px; }
      .detail-side { padding: 15px; }
      .work-request-form { padding: 15px; }
      .product-card { flex-basis: min(88vw, 360px); }
      .product-body p { min-height: 0; }
      .section-head h2 { max-width: 100%; }
      .contact-grid { gap: 25px; }
    }
    @media (min-width: 1024px) and (max-height: 800px) {
      :root { --nav-h: 62px; }
      .hero { padding-top: 23px; padding-bottom: 14px; }
      .hero-title { font-size: clamp(3.6rem, 6.7vw, 6.4rem); }
      .hero-description { margin-top: 17px; }
      .hero-actions { margin-top: 18px; }
      .trust-row { margin-top: 18px; }
      .hero-media { min-height: 330px; }
      .hero-category-bar { min-height: 57px; margin-top: 19px; }
    }
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }
    }

    /* Keep the large hero lettering fully inside its line box at every zoom. */
    .hero, .hero-inner, .hero-copy { overflow: visible; }
    .hero-copy { min-width: 0; }
    .hero-title { overflow: visible; line-height: .9; padding-bottom: .06em; }
    .hero-title span { overflow: visible; padding-bottom: .045em; }

    /* 17. Section accent system and vertical course refinements */
    .courses-section .section-head { width: min(1440px, calc(100vw - 120px)); margin-right: auto; margin-left: auto; }
    .courses-section .section-head { margin-bottom: 50px; }
    .courses-stack .course-card.reveal { opacity: 0; transform: translateY(55px) scale(.985); transition: opacity .8s var(--ease), transform .8s var(--ease); }
    .courses-stack .course-card.reveal.visible { opacity: 1; transform: none; }
    .course-card .course-badges .tag { border-color: rgba(var(--course-accent-rgb), .36); color: #d8d0d0; }
    .course-card .course-badges .tag.live { border-color: rgba(var(--course-accent-rgb), .68); color: var(--course-accent); }
    .course-card .course-badges .tag.live i { color: var(--course-accent); }
    .course-card .course-number { color: rgba(var(--course-accent-rgb), .17); text-shadow: 0 0 26px rgba(var(--course-accent-rgb), .18); }
    .course-card .course-feature:nth-child(6) i { color: #12d9f5; }
    .course-card .course-feature { border-right-color: rgba(255,255,255,.1); }
    .course-card .course-feature:last-child { border-right: 0; }
    .explore-stack-item .explore-card { width: 100%; }

    .certificate-section { --section-accent: #20d98a; --section-secondary: #d8aa45; --section-accent-rgb: 32, 217, 138; background: radial-gradient(circle at 8% 45%, rgba(32,217,138,.13), transparent 32%), radial-gradient(circle at 88% 78%, rgba(216,170,69,.08), transparent 28%), #030504; }
    .certificate-section .eyebrow { color: var(--section-accent); }
    .certificate-section .eyebrow::before { background: var(--section-accent); box-shadow: 0 0 16px rgba(var(--section-accent-rgb), .5); }
    .certificate-section .section-head h2 span { color: var(--section-accent); text-shadow: 0 0 22px rgba(var(--section-accent-rgb), .3); }
    .certificate-section .certificate-story, .certificate-section .certificate-form-card { border-color: rgba(var(--section-accent-rgb), .28); }
    .certificate-section .certificate-benefit i, .certificate-section .verified-chip { border-color: rgba(var(--section-accent-rgb), .42); color: var(--section-accent); background: rgba(var(--section-accent-rgb), .06); }
    .certificate-section .field input:focus, .certificate-section .field select:focus, .certificate-section .field textarea:focus { border-color: rgba(var(--section-accent-rgb), .88); box-shadow: 0 0 0 3px rgba(var(--section-accent-rgb), .1), 0 0 18px rgba(var(--section-accent-rgb), .2); }
    .certificate-section .form-footer .btn-primary { color: #03170d; background: linear-gradient(135deg, #55f0ad, #0b985c 72%); border-color: #75f7be; box-shadow: 0 10px 28px rgba(var(--section-accent-rgb), .2), 0 0 18px rgba(var(--section-accent-rgb), .35); }
    .certificate-section .certificate-actions .btn-primary { color: #fff; }
    .certificate-section .demo-link { color: var(--section-secondary); }

    .reviews-section { --section-accent: #a855f7; --section-secondary: #ec4899; --section-accent-rgb: 168, 85, 247; background: radial-gradient(circle at 15% 20%, rgba(168,85,247,.13), transparent 35%), radial-gradient(circle at 85% 75%, rgba(236,72,153,.08), transparent 32%), #030204; }
    .reviews-section .eyebrow { color: var(--section-accent); }
    .reviews-section .eyebrow::before { background: var(--section-accent); box-shadow: 0 0 16px rgba(var(--section-accent-rgb), .5); }
    .reviews-section .section-head h2 span { color: var(--section-accent); text-shadow: 0 0 22px rgba(var(--section-accent-rgb), .3); }
    .reviews-section .review-summary, .reviews-section .review-card { border-color: rgba(var(--section-accent-rgb), .3); }
    .reviews-section .review-card:hover { border-color: rgba(var(--section-secondary-rgb, 236,72,153), .76); box-shadow: 0 18px 50px rgba(168,85,247,.16); }
    .reviews-section .review-summary { box-shadow: inset 0 0 32px rgba(var(--section-accent-rgb), .05); }
    .reviews-section .btn-secondary { border-color: var(--section-accent); background: rgba(64,18,100,.38); box-shadow: 0 0 18px rgba(var(--section-accent-rgb), .2); }
    .reviews-section .btn-secondary:hover { background: rgba(126,47,176,.38); box-shadow: 0 0 20px rgba(var(--section-secondary-rgb, 236,72,153), .38); }

    .products-section { --section-accent: #238cff; --section-secondary: #12d9f5; --section-accent-rgb: 35, 140, 255; background: radial-gradient(circle at 80% 20%, rgba(35,140,255,.13), transparent 36%), radial-gradient(circle at 15% 75%, rgba(18,217,245,.07), transparent 32%), #010305; }
    .products-section .eyebrow { color: var(--section-accent); }
    .products-section .eyebrow::before { background: var(--section-accent); box-shadow: 0 0 16px rgba(var(--section-accent-rgb), .5); }
    .products-section .section-head h2 span { color: var(--section-accent); text-shadow: 0 0 22px rgba(var(--section-accent-rgb), .3); }
    .products-section .marquee { color: rgba(18,217,245,.42); }
    .products-section .marquee i, .products-section .product-body .micro-label, .products-section .product-arrow { color: var(--section-secondary); }
    .products-section .product-card { border-color: rgba(var(--section-accent-rgb), .32); background: linear-gradient(145deg, rgba(4,20,39,.9), rgba(3,7,14,.96)); }
    .products-section .product-card:hover { border-color: rgba(var(--section-accent-rgb), .8); box-shadow: 0 0 24px rgba(var(--section-accent-rgb), .22); }
    .products-section .product-image::after { background: linear-gradient(0deg, rgba(1,5,12,.92), transparent 75%), linear-gradient(90deg, rgba(18,217,245,.16), transparent); }

    .work-section { --section-accent: #16d583; --section-secondary: #14b8a6; --section-accent-rgb: 22, 213, 131; background: radial-gradient(circle at 94% 28%, rgba(22,213,131,.14), transparent 30%), radial-gradient(circle at 16% 82%, rgba(20,184,166,.08), transparent 30%), #020705; }
    .work-section .eyebrow { color: var(--section-accent); }
    .work-section .eyebrow::before { background: var(--section-accent); box-shadow: 0 0 16px rgba(var(--section-accent-rgb), .5); }
    .work-section .section-head h2 span { color: var(--section-accent); text-shadow: 0 0 22px rgba(var(--section-accent-rgb), .3); }
    .work-section .service-card { border-color: rgba(var(--section-accent-rgb), .28); background: linear-gradient(140deg, rgba(4,30,20,.82), rgba(3,12,10,.94)); }
    .work-section .service-card::before { border-color: var(--section-secondary); }
    .work-section .service-card::after { background: var(--section-accent); }
    .work-section .service-card:hover { border-color: rgba(var(--section-accent-rgb), .78); box-shadow: 0 18px 50px rgba(var(--section-accent-rgb), .15); }
    .work-section .service-icon { border-color: rgba(var(--section-accent-rgb), .5); color: var(--section-accent); background: rgba(var(--section-accent-rgb), .08); box-shadow: 0 0 15px rgba(var(--section-accent-rgb), .16); }
    .work-section .service-link { color: var(--section-secondary); }

    .contact-section { --section-accent: #ff8a1f; --section-secondary: #ff3434; --section-accent-rgb: 255, 138, 31; background: radial-gradient(circle at 9% 35%, rgba(255,138,31,.11), transparent 30%), radial-gradient(circle at 92% 78%, rgba(255,52,52,.09), transparent 31%), #050302; }
    .contact-section .eyebrow { color: var(--section-accent); }
    .contact-section .eyebrow::before { background: var(--section-accent); box-shadow: 0 0 16px rgba(var(--section-accent-rgb), .5); }
    .contact-section .contact-info h2 span { color: var(--section-accent); text-shadow: 0 0 22px rgba(var(--section-accent-rgb), .28); }
    .contact-section .contact-item i { border-color: rgba(var(--section-accent-rgb), .5); color: var(--section-accent); background: rgba(var(--section-accent-rgb), .07); }
    .contact-section .contact-form-card { border-color: rgba(var(--section-accent-rgb), .3); }
    .contact-section .field input:focus, .contact-section .field select:focus, .contact-section .field textarea:focus { border-color: rgba(var(--section-accent-rgb), .9); box-shadow: 0 0 0 3px rgba(var(--section-accent-rgb), .1), 0 0 18px rgba(var(--section-accent-rgb), .18); }
    .contact-section .checkbox-line input { accent-color: var(--section-accent); }
    .contact-section .form-footer .btn-primary { background: linear-gradient(135deg, var(--section-accent), var(--section-secondary) 72%); border-color: #ff9d45; box-shadow: 0 10px 28px rgba(255,93,31,.2), 0 0 18px rgba(var(--section-accent-rgb), .28); }

    .social-section { background: radial-gradient(circle at 78% 60%, rgba(24,119,242,.08), transparent 32%), #020202; }
    .social-card:nth-child(1) { border-color: rgba(24,119,242,.28); }
    .social-card:nth-child(1):hover { border-color: rgba(24,119,242,.75); box-shadow: 0 0 22px rgba(24,119,242,.22); }
    .social-card:nth-child(2) { border-color: rgba(255,0,51,.25); }
    .social-card:nth-child(2):hover { border-color: rgba(255,0,51,.7); box-shadow: 0 0 22px rgba(255,0,51,.2); }
    .social-card:nth-child(3) { border-color: rgba(0,242,234,.24); }
    .social-card:nth-child(3):hover { border-color: rgba(0,242,234,.72); box-shadow: 0 0 22px rgba(0,242,234,.18); }

    @media (min-width: 1800px) {
      .courses-stack { gap: 84px; }
      .course-stack-item { width: min(1540px, calc(100vw - 160px)); }
      .course-card { min-height: 520px; }
      .course-main, .course-visual { min-height: 462px; }
      .course-content { padding: 30px 52px 76px; }
      .course-cta { left: 52px; bottom: 76px; }
      .course-features { min-height: 58px; }
      .courses-section .section-head { width: min(1540px, calc(100vw - 160px)); }
    }
    @media (min-width: 1280px) and (max-width: 1799px) {
      .course-stack-item { width: min(1440px, calc(100vw - 120px)); }
      .course-card { min-height: 500px; }
      .course-main, .course-visual { min-height: 442px; }
      .course-content { padding: 28px 44px 72px; }
      .course-cta { left: 44px; bottom: 74px; }
      .course-features { min-height: 58px; }
      .courses-section .section-head { width: min(1440px, calc(100vw - 120px)); }
    }
    @media (min-width: 1024px) and (max-width: 1279px) {
      .course-stack-item { width: min(1100px, calc(100vw - 64px)); }
      .course-card { min-height: 480px; }
      .course-main, .course-visual { min-height: 422px; }
      .course-content { padding: 26px 34px 70px; }
      .course-cta { left: 34px; bottom: 72px; }
      .course-features { min-height: 58px; }
      .courses-section .section-head { width: min(1100px, calc(100vw - 64px)); }
    }
    @media (min-width: 768px) and (max-width: 1023px) {
      .courses-stack { gap: 56px; }
      .course-stack-item { width: calc(100vw - 40px); max-width: 900px; }
      .course-card { min-height: 500px; }
      .course-main, .course-visual { min-height: 442px; }
      .course-content { padding: 28px 26px 74px; }
      .course-cta { left: 26px; bottom: 74px; }
      .course-features { grid-template-columns: repeat(3, 1fr); min-height: 58px; }
      .courses-section .section-head { width: calc(100vw - 40px); max-width: 900px; }
    }
    @media (max-width: 767px) {
      .courses-section .section-head { width: 100%; }
      .course-sequence-label { margin-left: 2px; }
      .course-card::after { bottom: 240px; width: 70%; height: 28%; }
      .course-content { min-height: 0; }
      .explore-card { min-height: 420px; padding: 30px 24px; }
      .explore-card .explore-orbit { right: -30px; width: 190px; height: 190px; }
      .explore-card h3 { font-size: 3.3rem; }
    }

    /* Mobile/tablet card rails: horizontal swipes move one card at a time,
       while vertical finger movement remains native page scrolling. */
    @media (max-width: 1023px) {
      .review-track,
      .product-track,
      .service-grid {
        display: flex;
        flex-wrap: nowrap;
        gap: 16px;
        overflow-x: auto;
        overflow-y: visible;
        padding-right: 2px;
        scroll-behavior: smooth;
        scroll-padding-inline: 0 2px;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        overscroll-behavior-x: contain;
        scrollbar-width: none;
        touch-action: pan-x pan-y;
      }

      .review-track::-webkit-scrollbar,
      .product-track::-webkit-scrollbar,
      .service-grid::-webkit-scrollbar { display: none; width: 0; height: 0; }

      .service-card {
        flex: 0 0 calc(50vw - 32px);
        min-width: 0;
        scroll-snap-align: start;
        scroll-snap-stop: always;
      }
    }

    @media (max-width: 767px) {
      .review-track,
      .product-track,
      .service-grid { gap: 16px; }

      .review-card,
      .product-card,
      .service-card { flex-basis: calc(100vw - 34px); }
    }