/* Shirley — Audio Session Automation · shirleyaudio.com */

@font-face { font-family: "Michroma"; src: url("../assets/fonts/michroma.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Inter"; src: url("../assets/fonts/inter.woff2") format("woff2"); font-weight: 400 600; font-display: swap; }
@font-face { font-family: "Plex Mono"; src: url("../assets/fonts/plexmono-400.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Plex Mono"; src: url("../assets/fonts/plexmono-500.woff2") format("woff2"); font-weight: 500; font-display: swap; }

:root {
  --bg: #06070A;
  --surface: #0D0F14;
  --surface-2: #090B0F;
  --border: #1E222B;
  --field: #2A2F3A;
  --text: #E6E9EE;
  --muted: #97A0AD;
  --accent: #4C9BFF;
  --accent-hover: #7CC4FF;
  --glow: 0 0 28px rgba(76, 155, 255, 0.35);
  --display: "Michroma", "Eurostile", "Arial Narrow", sans-serif;
  --body: "Inter", "Helvetica Neue", system-ui, sans-serif;
  --mono: "Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --pad: clamp(20px, 6.6vw, 96px);
  --max: 1440px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { display: flex; flex-direction: column; min-height: 100vh; margin: 0; background: var(--bg); color: var(--text); font-family: var(--body); font-size: 16px; line-height: 1.6; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--text); }
a:hover { color: var(--accent-hover); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
h1, h2, h3, p { margin: 0; }
main { flex: 1; }

.wrap { max-width: var(--max); margin: 0 auto; padding-left: var(--pad); padding-right: var(--pad); }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; z-index: 10; background: var(--accent); color: var(--bg); padding: 10px 16px; }

/* Tipografía */
.eyebrow { font-family: var(--mono); font-size: 13px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent); }
.h1 { font-family: var(--display); font-weight: 400; font-size: clamp(25px, 3.1vw, 44px); line-height: 1.3; }
.h2 { font-family: var(--display); font-weight: 400; font-size: clamp(21px, 2.1vw, 30px); line-height: 1.35; }
.lead { font-size: clamp(16px, 1.35vw, 19px); color: var(--muted); }
.text { font-size: clamp(16px, 1.25vw, 18px); color: var(--muted); }

/* Botones */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 28px; border-radius: 8px; font: inherit; font-weight: 600; font-size: 17px; text-decoration: none; cursor: pointer; border: 1px solid transparent; }
.btn-sm { min-height: 44px; padding: 0 22px; font-size: 15px; }

/* Cabecera */
.header { position: sticky; top: 0; z-index: 5; background: rgba(6, 7, 10, 0.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--border); }
.header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 92px; }
.brand { display: flex; align-items: center; gap: 14px; text-decoration: none; }
.brand img { width: 44px; height: 44px; border-radius: 10px; object-fit: cover; }
.brand span { font-family: var(--display); font-size: 20px; letter-spacing: 0.18em; }
.nav { display: flex; align-items: center; gap: 36px; font-size: 15px; }
.nav a:not(.btn) { text-decoration: none; }
.nav-links { display: flex; align-items: center; gap: 36px; }
.nav-links a:not(.btn)[aria-current="page"] { color: var(--accent); }
.menu-cta, .menu-btn { display: none; }
.menu-btn { width: 44px; height: 44px; align-items: center; justify-content: center; border-radius: 8px; border: 1px solid var(--border); background: transparent; color: var(--text); cursor: pointer; }
.lang { display: flex; gap: 4px; padding: 4px; border: 1px solid var(--border); border-radius: 999px; font-family: var(--mono); font-size: 13px; }
.lang a, .lang span { display: flex; align-items: center; min-height: 32px; padding: 0 12px; border-radius: 999px; text-decoration: none; }
.lang span { background: var(--border); }
.lang a { color: var(--muted); }

/* Portada */
.hero .wrap { display: grid; grid-template-columns: minmax(0, 600px) minmax(0, 1fr); gap: 64px; align-items: center; padding-top: 88px; padding-bottom: 96px; }
.hero-copy { display: flex; flex-direction: column; gap: 28px; }
.actions { display: flex; flex-wrap: wrap; gap: 16px; }
.stats { display: flex; align-items: flex-start; gap: 36px; padding-top: 28px; margin-top: 8px; border-top: 1px solid var(--border); }
.stat { display: flex; flex-direction: column; gap: 8px; }
.stat b { font-family: var(--display); font-weight: 400; font-size: clamp(17px, 2.1vw, 30px); line-height: 1.1; }
.stat.is-accent b { color: var(--accent); }
.stat small { font-family: var(--mono); font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }
.stats .arrow { margin-top: 4px; color: var(--muted); }
.stats .sep { width: 1px; align-self: stretch; background: var(--border); }
.hero-logo { width: 100%; height: auto; aspect-ratio: 3 / 2; object-fit: cover; border-radius: 16px; }

/* Categorías */
.cats { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.cats .wrap { display: flex; align-items: center; gap: 32px; padding-top: 32px; padding-bottom: 32px; }
.cats p { flex: 0 0 200px; font-size: 14px; line-height: 1.45; color: var(--muted); }
.chips { display: flex; flex-wrap: wrap; gap: 10px; margin: 0; padding: 0; list-style: none; font-family: var(--mono); font-size: 13px; }
.chips li { padding: 8px 12px; border: 1px solid var(--border); border-radius: 6px; }

/* Secciones */
.section { padding-top: 112px; padding-bottom: 112px; }
.band { background: var(--surface-2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.ruled { border-top: 1px solid var(--border); }
.split { display: grid; grid-template-columns: minmax(0, 460px) minmax(0, 1fr); gap: 96px; }
.intro { display: flex; flex-direction: column; gap: 20px; }

/* Vídeo */
.video-sec .wrap { display: flex; flex-direction: column; align-items: center; gap: 40px; text-align: center; }
.video-sec .intro { align-items: center; }
.video { position: relative; width: 100%; max-width: 1040px; aspect-ratio: 16 / 9; border-radius: 16px; overflow: hidden; background: #030409; border: 1px solid var(--border); display: flex; align-items: center; justify-content: center; }
.video img { width: 100%; opacity: 0.55; }
/* Sin vídeo todavía: el banner se muestra completo, sin oscurecer ni recortar */
.video.is-still { aspect-ratio: auto; }
.video.is-still img { opacity: 1; display: block; }
.video iframe, .video video { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.play { position: absolute; width: 80px; height: 80px; border-radius: 50%; border: 0; background: var(--accent); display: flex; align-items: center; justify-content: center; box-shadow: 0 0 40px rgba(76, 155, 255, 0.5); cursor: pointer; }
.play:disabled { cursor: default; }
.video-note { position: absolute; left: 0; right: 0; bottom: 24px; font-family: var(--mono); font-size: 13px; color: var(--muted); }
.compare { width: 100%; max-width: 1040px; display: flex; justify-content: space-between; gap: 16px; font-family: var(--mono); font-size: 14px; color: var(--muted); }
.compare strong { font-weight: 400; color: var(--accent); }

/* Problema */
.problems { margin: 0; padding: 0; list-style: none; }
.problems li { display: flex; gap: 28px; padding: 28px 0; border-top: 1px solid var(--border); }
.problems li:last-child { border-bottom: 1px solid var(--border); }
.num { flex: 0 0 48px; font-family: var(--mono); font-size: 14px; color: var(--accent); }
.item-title { font-size: 20px; font-weight: 600; margin-bottom: 8px; }
.item-text { font-size: 16px; line-height: 1.55; color: var(--muted); }

/* Pasos */
.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; margin: 56px 0 0; padding: 0; list-style: none; }
.step {
  position: relative; display: flex; flex-direction: column; gap: 16px; padding: 32px;
  border-radius: 14px; border: 1px solid #262B35;
  background: linear-gradient(180deg, #12151C 0%, #0B0D12 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05), 0 18px 40px rgba(0, 0, 0, 0.5);
  transition: border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
}
/* Filo de luz superior, como el canto iluminado de un modulo de consola */
.step::before {
  content: ""; position: absolute; top: -1px; left: 22px; right: 22px; height: 1px; border-radius: 1px;
  background: linear-gradient(90deg, rgba(76, 155, 255, 0) 0%, rgba(170, 212, 255, 1) 50%, rgba(76, 155, 255, 0) 100%);
  opacity: 0.85; transition: opacity 0.25s ease;
}
.step:hover {
  border-color: #2C3340; transform: translateY(-3px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.07), 0 22px 50px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(76, 155, 255, 0.25), 0 -6px 24px -12px rgba(120, 185, 255, 0.6);
}
.step:hover::before { opacity: 1; }
.step .num { color: var(--accent); }
.step h3 { font-family: var(--display); font-weight: 400; font-size: 19px; line-height: 1.35; }
.step p { font-size: 16px; color: var(--muted); }
.log { display: flex; flex-direction: column; gap: 6px; padding: 16px; border-radius: 8px; background: var(--bg); border: 1px solid var(--border); font-family: var(--mono); font-size: 13px; line-height: 1.5; }
.log div { display: flex; justify-content: space-between; gap: 12px; }
.log span:last-child { color: var(--accent); }

/* A medida */
.features { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.feature { padding: 28px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface-2); }
.feature h3 { font-size: 19px; font-weight: 600; margin-bottom: 10px; }
.feature p { font-size: 16px; line-height: 1.55; color: var(--muted); }
.reqs { grid-column: 1 / -1; display: flex; justify-content: space-between; gap: 16px; padding: 20px 28px; border-radius: 14px; border: 1px dashed var(--field); font-family: var(--mono); font-size: 13px; color: var(--muted); }

/* Quién */
.about { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.about .wrap { display: flex; align-items: center; gap: 64px; padding-top: 80px; padding-bottom: 80px; }
.about img { flex: 0 0 220px; width: 220px; height: 220px; border-radius: 16px; object-fit: cover; }
.about-copy { display: flex; flex-direction: column; gap: 16px; max-width: 860px; }
.about h2 { font-family: var(--display); font-weight: 400; font-size: clamp(18px, 1.7vw, 24px); line-height: 1.4; }
.about p { font-size: 17px; line-height: 1.65; color: var(--muted); }
.about a { font-family: var(--mono); font-size: 14px; color: var(--accent); text-decoration: none; }

/* Formulario */
.form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; padding: 40px; border-radius: 16px; background: var(--surface); border: 1px solid var(--border); }
.field { display: flex; flex-direction: column; gap: 8px; }
.field.full, .form .full { grid-column: 1 / -1; }
.field label { font-size: 14px; color: var(--muted); }
.field input, .field select, .field textarea { width: 100%; min-height: 48px; padding: 0 14px; border-radius: 8px; border: 1px solid var(--field); background: var(--bg); color: var(--text); font: inherit; font-size: 16px; }
.field textarea { padding: 14px; min-height: 120px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--accent); }
.check { display: flex; gap: 12px; align-items: flex-start; font-size: 14px; line-height: 1.5; color: var(--muted); }
.check input { width: 20px; height: 20px; margin-top: 1px; accent-color: var(--accent); flex: 0 0 auto; }
.form-foot { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.form-foot span { font-size: 14px; color: var(--muted); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.notice { grid-column: 1 / -1; padding: 16px 20px; border-radius: 10px; font-size: 15px; }
.notice.ok { background: rgba(76, 155, 255, 0.1); border: 1px solid var(--accent); color: var(--text); }
.notice.error { background: rgba(232, 113, 90, 0.1); border: 1px solid #E8715A; color: var(--text); }
.notice[hidden] { display: none; }

/* Llamada a la demo al final de cada página */
.cta-band { border-top: 1px solid var(--border); background: var(--surface-2); }
.cta-band .wrap { display: flex; align-items: center; justify-content: space-between; gap: 32px; padding-top: 72px; padding-bottom: 72px; }
.cta-band .wrap > div { display: flex; flex-direction: column; gap: 12px; }

/* Email directo en Contacto */
.mail-box { margin-top: 12px; padding-top: 24px; border-top: 1px solid var(--border); display: flex; flex-direction: column; gap: 6px; }
.mail-box p { font-size: 15px; color: var(--muted); }
.mail-box a { font-family: var(--mono); font-size: 17px; color: var(--accent); text-decoration: none; }
.mail-box a:hover { color: var(--accent-hover); }

/* Pie */
.footer { border-top: 1px solid var(--border); }
.footer .wrap { display: flex; justify-content: space-between; gap: 16px 32px; flex-wrap: wrap; padding-top: 36px; padding-bottom: 36px; font-size: 13px; color: var(--muted); }
.footer a { color: var(--muted); }

/* Página legal */
.legal { max-width: 760px; margin: 0 auto; padding: 88px var(--pad) 112px; }
.legal h1 { font-family: var(--display); font-weight: 400; font-size: clamp(24px, 3vw, 36px); margin-bottom: 40px; }
.legal h2 { font-size: 20px; font-weight: 600; margin: 40px 0 12px; }
.legal p, .legal li { color: var(--muted); margin-bottom: 12px; }

/* Brillo del logo de portada */
.logo-fx { position: relative; border-radius: 16px; overflow: hidden; isolation: isolate; }
.logo-fx .hero-logo { animation: breathe 7s ease-in-out infinite; }
.logo-fx .shine {
  position: absolute; inset: 0; pointer-events: none; mix-blend-mode: screen;
  background: linear-gradient(110deg, transparent 40%, rgba(190, 220, 255, 0.15) 45%, rgba(240, 248, 255, 0.9) 50%, rgba(190, 220, 255, 0.15) 55%, transparent 60%);
  background-size: 300% 100%; background-position: 110% 0;
  -webkit-mask: url("../assets/logo-mask.png") center / cover no-repeat;
  mask: url("../assets/logo-mask.png") center / cover no-repeat;
  animation: sweep 7s ease-in-out 1.5s infinite;
}
.logo-fx .spark {
  position: absolute; left: 63.7%; top: 19.3%; width: 20%; aspect-ratio: 1; pointer-events: none; mix-blend-mode: screen;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.95) 0, rgba(150, 200, 255, 0.6) 10%, rgba(76, 155, 255, 0.18) 28%, rgba(76, 155, 255, 0) 50%);
  transform: translate(-50%, -50%) scale(0.4); opacity: 0;
  animation: twinkle 7s ease-in-out 1.5s infinite;
}
@keyframes sweep { 0% { background-position: 110% 0; } 40%, 100% { background-position: -10% 0; } }
@keyframes twinkle { 0%, 16% { opacity: 0; transform: translate(-50%, -50%) scale(0.4); } 22% { opacity: 1; transform: translate(-50%, -50%) scale(1); } 34%, 100% { opacity: 0; transform: translate(-50%, -50%) scale(0.5); } }
@keyframes breathe { 0%, 100% { filter: brightness(1); } 50% { filter: brightness(1.07) saturate(1.08); } }


/* Botones estilo consola: tecla iluminada con marco biselado */
:root {
  --cap-off: linear-gradient(180deg, #2B2F37 0%, #1E2127 100%);
  --cap-on: radial-gradient(ellipse 85% 95% at 50% 42%, #FFFFFF 0%, #EEF5FF 42%, #CFE2FF 78%, #AECDF6 100%);
  --cap-text: #0A1628;
  --bezel: #4A505A #1A1C21 #0B0C0F #33373F;
  --halo: 0 0 22px 2px rgba(76, 155, 255, 0.45), 0 0 6px rgba(160, 205, 255, 0.5);
}
.btn, .menu-btn, .lang a, .lang span, .play {
  position: relative; isolation: isolate;
  border: 5px solid; border-color: var(--bezel); border-radius: 5px;
  background: var(--cap-off); background-clip: padding-box;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.07), 0 2px 8px rgba(0, 0, 0, 0.55);
  transition: color 0.18s ease, transform 0.08s ease;
}
/* Capa iluminada y halo: se encienden con opacidad */
.btn::before, .menu-btn::before, .lang a::before, .lang span::before, .play::before {
  content: ""; position: absolute; inset: 0; z-index: -1; border-radius: 2px; pointer-events: none;
  background: var(--cap-on);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.75), inset 0 -4px 10px rgba(76, 155, 255, 0.35);
  opacity: 0; transition: opacity 0.22s ease;
}
.btn::after, .menu-btn::after, .lang a::after, .lang span::after, .play::after {
  content: ""; position: absolute; inset: -5px; border-radius: 5px; pointer-events: none;
  box-shadow: var(--halo); opacity: 0; transition: opacity 0.22s ease;
}
/* Encendida: botón principal, idioma activo, play, menú abierto */
.btn-primary, .lang span, .play, .menu-btn[aria-expanded="true"] { color: var(--cap-text); }
.btn-primary::before, .lang span::before, .play::before, .menu-btn[aria-expanded="true"]::before { opacity: 1; }
.btn-primary::after, .play::after { opacity: 0.75; }
.lang span::after, .menu-btn[aria-expanded="true"]::after { opacity: 0.45; }
/* Apagada: se enciende al pasar por encima, como al pulsar una tecla */
.btn-ghost, .menu-btn, .lang a { color: var(--text); }
.btn-ghost:hover, .menu-btn:hover, .lang a:hover { color: var(--cap-text); }
.btn-ghost:hover::before, .menu-btn:hover::before, .lang a:hover::before { opacity: 1; }
.btn-ghost:hover::after, .menu-btn:hover::after, .lang a:hover::after { opacity: 0.6; }
.btn-primary:hover { color: var(--cap-text); background: var(--cap-off); background-clip: padding-box; }
.btn-primary:hover::after { opacity: 1; }
.btn:active, .menu-btn:active, .lang a:active { transform: translateY(1px); }
.btn:active::before, .menu-btn:active::before { box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.6), inset 0 2px 8px rgba(10, 22, 40, 0.3); }
/* Respiración suave, al mismo ritmo que el logo (7 s) */
.btn-primary:not(.btn-sm)::after { animation: key-breathe 7s ease-in-out infinite; }
@keyframes key-breathe { 0%, 100% { opacity: 0.55; } 50% { opacity: 1; } }
/* Tamaños */
.btn { border-radius: 5px; }
.menu-btn { width: 46px; height: 46px; }
.lang { gap: 6px; padding: 0; border: 0; border-radius: 0; }
.lang a, .lang span { min-height: 34px; padding: 0 10px; border-width: 3px; border-radius: 4px; font-weight: 500; }
.lang a::after, .lang span::after { inset: -3px; border-radius: 4px; }
.lang span { background: var(--cap-off); background-clip: padding-box; }
.play { width: 84px; height: 84px; border-radius: 6px; }
.play::after { border-radius: 6px; }


/* Fotos reales del estudio como fondo de sección */
.photo-sec { position: relative; overflow: hidden; isolation: isolate; }
.photo-sec > .wrap { position: relative; z-index: 1; }
.section-photo {
  position: absolute; top: 0; left: 0; right: 0; height: 640px; z-index: 0; pointer-events: none;
  background: right center / cover no-repeat; opacity: 0.55;
}
.ph-how { background-image: url("../assets/studio-how.jpg"); }
.section-photo::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(90deg, var(--bg) 0%, rgba(6, 7, 10, 0.92) 30%, rgba(6, 7, 10, 0.45) 62%, rgba(6, 7, 10, 0.2) 100%),
    linear-gradient(180deg, rgba(6, 7, 10, 0.35) 0%, rgba(6, 7, 10, 0) 30%, rgba(6, 7, 10, 0.6) 70%, var(--bg) 100%);
}


/* Franja de foto a lo ancho (A tu medida) */
.photo-band { position: relative; height: clamp(200px, 24vw, 380px); background: center 55% / cover no-repeat; }
.ph-tailored { background-image: url("../assets/studio-tailored.jpg"); }
.photo-band::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    linear-gradient(90deg, var(--bg) 0%, rgba(6, 7, 10, 0) 18%, rgba(6, 7, 10, 0) 82%, var(--bg) 100%),
    linear-gradient(180deg, var(--bg) 0%, rgba(6, 7, 10, 0.15) 22%, rgba(6, 7, 10, 0.15) 78%, var(--bg) 100%);
}


/* Tablet */
@media (max-width: 1080px) {
  .menu-btn { display: flex; }
  .nav { gap: 16px; }
  .nav-links { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; padding: 8px var(--pad) 24px; background: var(--bg); border-bottom: 1px solid var(--border); }
  .nav-links.open { display: flex; }
  .nav-links a:not(.btn) { display: flex; align-items: center; min-height: 52px; font-size: 17px; border-bottom: 1px solid var(--border); }
  .hero .wrap, .split { grid-template-columns: minmax(0, 1fr); gap: 48px; }
  .steps { grid-template-columns: minmax(0, 1fr); }
}

/* Móvil */
@media (max-width: 640px) {
  .photo-band { height: 200px; background-position: 30% 55%; }
  .ph-tailored { background-image: url("../assets/studio-tailored-1000.jpg"); }
  .header .wrap { min-height: 68px; }
  .brand img { width: 36px; height: 36px; border-radius: 8px; }
  .brand span { font-size: 15px; letter-spacing: 0.16em; }
  .nav-cta { display: none; }
  .menu-cta { display: flex; margin-top: 20px; }
  .cta-band .wrap { flex-direction: column; align-items: stretch; gap: 24px; padding-top: 48px; padding-bottom: 48px; }
  .cta-band .btn { width: 100%; font-size: 16px; }
  .mail-box a { font-size: 15px; }
  .eyebrow { font-size: 12px; letter-spacing: 0.14em; }
  .hero .wrap { padding-top: 40px; padding-bottom: 56px; gap: 24px; }
  .hero-copy { gap: 22px; }
  .actions { flex-direction: column; gap: 12px; }
  .actions .btn { width: 100%; font-size: 16px; }
  .stats { gap: 12px; padding-top: 20px; }
  .stats .arrow, .stats .sep { display: none; }
  .stat { flex: 1; }
  .stat b { font-size: 15px; white-space: nowrap; }
  .stat small { font-size: 11px; letter-spacing: 0.1em; }
  .cats .wrap { flex-direction: column; align-items: flex-start; gap: 14px; padding-top: 24px; padding-bottom: 24px; }
  .cats p { flex: none; font-size: 13px; }
  .chips { gap: 8px; font-size: 12px; }
  .chips li { padding: 6px 10px; }
  .section { padding-top: 56px; padding-bottom: 56px; }
  .split { gap: 26px; }
  .intro { gap: 18px; }
  .video-sec .wrap { align-items: stretch; text-align: left; gap: 20px; }
  .video-sec .intro { align-items: flex-start; }
  .play { width: 68px; height: 68px; }
  .video-note { position: static; }
  .video { flex-direction: column; }
  .video .video-note { display: none; }
  .compare { flex-direction: column; gap: 6px; font-size: 13px; }
  .problems li { gap: 16px; padding: 22px 0; }
  .num { flex-basis: 28px; font-size: 13px; }
  .item-title { font-size: 17px; margin-bottom: 6px; }
  .item-text { font-size: 15px; }
  .steps { margin-top: 26px; gap: 14px; }
  .step { padding: 24px; gap: 12px; }
  .step h3 { font-size: 16px; }
  .step p { font-size: 15px; }
  .log { font-size: 12px; padding: 14px; }
  .section-photo { height: 460px; background-position: 70% center; opacity: 0.45; }
  .ph-how { background-image: url("../assets/studio-how-1000.jpg"); }
  .section-photo::after { background: linear-gradient(180deg, rgba(6, 7, 10, 0.55) 0%, rgba(6, 7, 10, 0.75) 45%, var(--bg) 100%); }
  .features { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .feature { padding: 22px; }
  .feature h3 { font-size: 17px; margin-bottom: 8px; }
  .feature p { font-size: 15px; }
  .reqs { flex-direction: column; gap: 8px; padding: 18px 22px; font-size: 12px; }
  .about .wrap { flex-direction: column; align-items: flex-start; gap: 18px; padding-top: 56px; padding-bottom: 56px; }
  .about img { flex: none; width: 128px; height: 128px; border-radius: 14px; }
  .about p { font-size: 15px; }
  .form { grid-template-columns: minmax(0, 1fr); gap: 16px; padding: 22px; border-radius: 14px; }
  .form-foot { flex-direction: column-reverse; align-items: stretch; text-align: center; }
  .form-foot .btn { width: 100%; font-size: 16px; }
  .footer .wrap { flex-direction: column; gap: 10px; padding-top: 28px; padding-bottom: 28px; font-size: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .logo-fx .hero-logo, .logo-fx .shine, .logo-fx .spark { animation: none; }
  .btn-primary:not(.btn-sm)::after { animation: none; opacity: 0.75; }
  .btn, .btn::before, .btn::after, .menu-btn, .lang a { transition: none; }
}