/* =========================================================
   SONOVIA — Design tokens
   ========================================================= */
:root{
  --bg:            #05040A;
  --bg-1:          #0A0916;
  --bg-2:          #0F0E1E;
  --card:          rgba(255,255,255,0.035);
  --card-border:   rgba(255,255,255,0.08);
  --card-border-hi:rgba(255,255,255,0.16);

  --cyan:    #2FF3E0;
  --blue:    #4E7CFF;
  --purple:  #9B3EFF;
  --pink:    #FF3EC8;
  --orange:  #FFA83E;

  --text:      #F6F5FB;
  --text-dim:  #ADA9C4;
  --text-mute: #726E8C;

  --grad-brand: linear-gradient(95deg, var(--cyan) 0%, var(--blue) 32%, var(--purple) 64%, var(--pink) 100%);
  --grad-brand-2: linear-gradient(95deg, var(--purple), var(--pink), var(--orange));

  --font-display: 'Unbounded', sans-serif;
  --font-body: 'Manrope', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --container: 1240px;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 26px;
  --radius-full: 999px;

  --ease: cubic-bezier(.22,.8,.3,1);
}

/* =========================================================
   Reset
   ========================================================= */
*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
button{ font-family:inherit; cursor:pointer; }
h1,h2,h3,h4{ margin:0; font-family: var(--font-display); font-weight:600; letter-spacing:-0.01em; }
p{ margin:0; }
input, textarea{ font-family: var(--font-body); }

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior:auto !important; }
}

:focus-visible{
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link{
  position:absolute; left:-999px; top:0;
  background: var(--cyan); color:#05040A; padding:10px 16px; z-index:999; border-radius: 0 0 8px 0;
  font-weight:700;
}
.skip-link:focus{ left:0; }

.section-inner{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 48px);
}

.section-eyebrow{
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  margin: 0 0 14px;
  text-transform: uppercase;
}
.section-title{
  font-size: clamp(32px, 4.4vw, 52px);
  line-height: 1.1;
  margin: 0 0 18px;
}
.section-sub{
  color: var(--text-dim);
  max-width: 620px;
  font-size: 17px;
  margin-bottom: 40px;
}
.text-gradient{
  background: var(--grad-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* =========================================================
   Buttons
   ========================================================= */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 14.5px;
  letter-spacing: 0.02em;
  padding: 13px 26px;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease);
  white-space: nowrap;
}
.btn-primary{
  background: var(--grad-brand);
  color: #06040F;
  box-shadow: 0 0 0 rgba(47,243,224,0);
}
.btn-primary:hover{
  transform: translateY(-2px);
  box-shadow: 0 10px 30px -8px rgba(155,62,255,.55), 0 0 24px -4px rgba(47,243,224,.45);
}
.btn-primary:active{ transform: translateY(0); }

.btn-ghost{
  background: rgba(255,255,255,0.04);
  color: var(--text);
  border-color: var(--card-border);
  backdrop-filter: blur(6px);
}
.btn-ghost:hover{
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateY(-2px);
}
.btn-lg{ padding: 16px 32px; font-size: 15px; }
.btn-block{ width:100%; }
.btn-header{ display:inline-flex; }

/* =========================================================
   Header
   ========================================================= */
.site-header{
  position: fixed;
  top:0; left:0; right:0;
  z-index: 100;
  padding: 18px 0;
  transition: background .3s var(--ease), padding .3s var(--ease), border-color .3s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.scrolled{
  padding: 12px 0;
  background: rgba(5,4,10,0.78);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--card-border);
}
.header-inner{
  max-width: var(--container);
  margin:0 auto;
  padding: 0 clamp(20px, 5vw, 48px);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 24px;
}
.brand{
  display:flex; align-items:center; gap:10px;
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: 0.03em;
}
.brand-mark{ border-radius:50%; }
.brand-name{ background: var(--grad-brand); -webkit-background-clip:text; background-clip:text; color:transparent; }

.main-nav ul{ display:flex; gap: 34px; }
.nav-link{
  font-size: 14px;
  font-weight: 600;
  color: var(--text-dim);
  position: relative;
  padding: 4px 0;
  transition: color .2s;
}
.nav-link::after{
  content:'';
  position:absolute; left:0; right:100%; bottom:-4px; height:2px;
  background: var(--grad-brand);
  transition: right .3s var(--ease);
  border-radius: 2px;
}
.nav-link:hover{ color: var(--text); }
.nav-link:hover::after{ right:0; }

.header-actions{ display:flex; align-items:center; gap: 16px; }

.hamburger{
  display:none;
  width: 40px; height:40px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  position: relative;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
}
.hamburger span{
  width: 18px; height: 2px; background: var(--text);
  border-radius: 2px;
  transition: transform .3s var(--ease), opacity .3s var(--ease);
}
.hamburger[aria-expanded="true"] span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.hamburger[aria-expanded="true"] span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

.mobile-menu{
  position: fixed;
  top: 0; right:0;
  height: 100dvh;
  width: min(320px, 84vw);
  background: linear-gradient(180deg, #0B0A17, #06050D);
  border-left: 1px solid var(--card-border);
  padding: 100px 30px 40px;
  display:flex;
  flex-direction:column;
  gap: 34px;
  transform: translateX(100%);
  transition: transform .38s var(--ease);
  z-index: 101;
}
.mobile-menu.open{ transform: translateX(0); }
.mobile-menu ul{ display:flex; flex-direction:column; gap: 22px; }
.mobile-menu .nav-link{ font-size: 18px; color: var(--text); }
.mobile-menu-backdrop{
  position: fixed; inset:0;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(2px);
  opacity:0; pointer-events:none;
  transition: opacity .3s var(--ease);
  z-index: 99;
}
.mobile-menu-backdrop.open{ opacity:1; pointer-events:auto; }

@media (max-width: 900px){
  .main-nav{ display:none; }
  .hamburger{ display:flex; }
  .btn-header{ display:none; }
}

/* =========================================================
   Hero
   ========================================================= */
.hero{
  position: relative;
  min-height: 100dvh;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  text-align:center;
  padding: 160px 20px 100px;
  overflow: hidden;
}
.hero-bg{ position:absolute; inset:0; z-index:0; }
#particle-canvas{ position:absolute; inset:0; width:100%; height:100%; opacity: .6; }

.hero-glow{
  position:absolute;
  border-radius:50%;
  filter: blur(90px);
  opacity: .55;
  pointer-events:none;
}
.hero-glow--a{ width:520px; height:520px; background: var(--purple); top:-140px; left:-120px; }
.hero-glow--b{ width:480px; height:480px; background: var(--cyan); bottom:-160px; right:-100px; }
.hero-glow--c{ width:380px; height:380px; background: var(--pink); top:40%; left:50%; transform:translate(-50%,-50%); opacity:.28; }

.signal-line{
  position:absolute; left:0; right:0; top:0; height:2px;
  background: var(--grad-brand);
  background-size: 200% 100%;
  animation: signal-move 6s linear infinite;
  opacity:.7;
}
@keyframes signal-move{ to{ background-position: -200% 0; } }

.hero-inner{ position:relative; z-index:2; max-width: 880px; }

.eyebrow{
  display:inline-flex; align-items:center; gap:9px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing:0.06em;
  color: var(--text-dim);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--card-border);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 28px;
  animation: fade-up .8s var(--ease) both;
}
.eyebrow-dot{
  width:7px; height:7px; border-radius:50%;
  background: var(--cyan);
  box-shadow: 0 0 10px 2px var(--cyan);
  animation: pulse-dot 1.8s ease-in-out infinite;
}
@keyframes pulse-dot{ 0%,100%{ opacity:1; transform:scale(1);} 50%{ opacity:.4; transform:scale(.7);} }

.hero-title{
  font-size: clamp(42px, 7.2vw, 92px);
  line-height: 1.03;
  margin-bottom: 26px;
  animation: fade-up .9s .1s var(--ease) both;
}
.hero-sub{
  font-size: clamp(16px, 1.6vw, 19px);
  color: var(--text-dim);
  max-width: 640px;
  margin: 0 auto 40px;
  animation: fade-up .9s .2s var(--ease) both;
}
.hero-cta{
  display:flex; gap:16px; justify-content:center; flex-wrap:wrap;
  margin-bottom: 56px;
  animation: fade-up .9s .3s var(--ease) both;
}
.hero-cta .btn-ghost svg{ transition: transform .25s var(--ease); }
.hero-cta .btn-ghost:hover svg{ transform: translateY(2px); }

@keyframes fade-up{
  from{ opacity:0; transform: translateY(22px); }
  to{ opacity:1; transform:translateY(0); }
}

.hero-waveform{
  animation: fade-up 1s .4s var(--ease) both;
  opacity: .85;
}
.wave-bars{
  display:flex; align-items:flex-end; justify-content:center;
  gap: 4px; height: 46px;
}
.wave-bars span{
  width: 3px;
  border-radius: 3px;
  background: var(--grad-brand);
  animation: wave-bounce 1.4s ease-in-out infinite;
  opacity: .85;
}
@keyframes wave-bounce{
  0%,100%{ transform: scaleY(.3); }
  50%{ transform: scaleY(1); }
}

.hero-logo-wrap{
  position:absolute;
  z-index:1;
  right: clamp(-40px, 4vw, 60px);
  top: 50%;
  transform: translateY(-50%);
  width: clamp(240px, 30vw, 420px);
  height: clamp(240px, 30vw, 420px);
  opacity: .5;
  animation: float-logo 7s ease-in-out infinite;
  pointer-events:none;
}
.hero-logo-img{ width:100%; height:100%; filter: drop-shadow(0 0 60px rgba(155,62,255,.35)); }
.hero-logo-ring{
  position:absolute; inset:0; border-radius:50%;
  border: 1px solid rgba(255,255,255,0.08);
}
.hero-logo-ring--1{ inset: -30px; animation: spin-slow 30s linear infinite; }
.hero-logo-ring--2{ inset: -60px; border-style:dashed; opacity:.5; animation: spin-slow 46s linear infinite reverse; }
@keyframes spin-slow{ to{ transform: rotate(360deg); } }
@keyframes float-logo{ 0%,100%{ transform: translateY(-50%) translateY(0); } 50%{ transform: translateY(-50%) translateY(-18px); } }

@media (max-width: 1080px){
  .hero-logo-wrap{ opacity:.22; }
}
@media (max-width: 720px){
  .hero-logo-wrap{ display:none; }
}

.scroll-cue{
  position:absolute; bottom: 32px; left:50%; transform: translateX(-50%);
  width: 26px; height: 42px; border: 2px solid var(--card-border-hi);
  border-radius: 20px;
  display:flex; justify-content:center; padding-top:8px;
  z-index:2;
}
.scroll-cue span{
  width:4px; height:8px; border-radius:2px;
  background: var(--cyan);
  animation: scroll-cue-move 1.6s ease-in-out infinite;
}
@keyframes scroll-cue-move{ 0%{ opacity:1; transform:translateY(0);} 70%{ opacity:0; transform:translateY(14px);} 100%{opacity:0;} }

/* =========================================================
   Reveal on scroll
   ========================================================= */
[data-reveal]{
  opacity:0;
  transform: translateY(28px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
[data-reveal].is-visible{
  opacity:1;
  transform: translateY(0);
}

/* =========================================================
   Platform / Feature cards
   ========================================================= */
.platform{ padding: 140px 0 120px; position:relative; }
.feature-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.feature-card{
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 34px 28px;
  position: relative;
  overflow:hidden;
  transition: border-color .3s, transform .3s var(--ease), background .3s;
}
.feature-card::before{
  content:'';
  position:absolute; inset:0;
  background: var(--grad-brand);
  opacity:0;
  mask: linear-gradient(#000,#000) content-box, linear-gradient(#000,#000);
  -webkit-mask-composite: xor; mask-composite: exclude;
  padding:1px;
  border-radius: inherit;
  transition: opacity .35s;
  pointer-events:none;
}
.feature-card:hover{
  transform: translateY(-6px);
  background: rgba(255,255,255,0.05);
}
.feature-card:hover::before{ opacity:1; }
.feature-icon{
  width:52px; height:52px;
  border-radius: 14px;
  display:flex; align-items:center; justify-content:center;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--card-border);
  color: var(--cyan);
  margin-bottom: 22px;
}
.feature-icon svg{ width:24px; height:24px; }
.feature-card h3{ font-size: 19px; margin-bottom: 10px; }
.feature-card p{ color: var(--text-dim); font-size: 14.5px; margin-bottom: 18px; }
.feature-link{
  display:inline-flex; align-items:center; gap:6px;
  font-size: 13.5px; font-weight:700;
  color: var(--cyan);
}
.feature-link svg{ transition: transform .25s var(--ease); }
.feature-link:hover svg{ transform: translateX(3px); }

@media (max-width: 980px){
  .feature-grid{ grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px){
  .feature-grid{ grid-template-columns: 1fr; }
}

/* =========================================================
   Network marquee
   ========================================================= */
.network{ padding: 100px 0 130px; background: linear-gradient(180deg, transparent, rgba(155,62,255,.04), transparent); }
.network-marquee{
  overflow:hidden;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  margin-bottom: 60px;
}
.network-track{
  display:flex; gap: 18px; width:max-content;
  animation: marquee 28s linear infinite;
}
.network-track:hover{ animation-play-state: paused; }
@keyframes marquee{ to{ transform: translateX(-50%); } }

.network-chip{
  display:flex; align-items:center; gap:10px;
  font-family: var(--font-mono);
  font-size: 14.5px;
  font-weight:500;
  color: var(--text);
  background: var(--card);
  border: 1px solid var(--card-border);
  padding: 16px 26px;
  border-radius: var(--radius-full);
  white-space:nowrap;
}
.network-chip .dot{
  width:7px; height:7px; border-radius:50%;
  background: var(--grad-brand);
}

.network-stat-row{
  display:grid;
  grid-template-columns: repeat(3,1fr);
  gap: 24px;
  text-align:center;
}
.network-stat{
  padding: 30px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--card-border);
  background: var(--card);
}
.stat-num{
  font-family: var(--font-display);
  font-size: clamp(34px,4vw,46px);
  background: var(--grad-brand);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.stat-plus{
  font-family: var(--font-display);
  font-size: clamp(22px,2.6vw,30px);
  color: var(--pink);
}
.stat-label{ display:block; color: var(--text-dim); font-size: 13.5px; margin-top: 6px; }

@media (max-width: 720px){
  .network-stat-row{ grid-template-columns: 1fr; }
}

/* =========================================================
   Catalogue
   ========================================================= */
.catalogue{ padding: 100px 0 130px; }
.catalogue-grid{
  display:grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 70px;
  align-items:center;
}
.catalogue-visual{
  position:relative;
  display:flex; align-items:center; justify-content:center;
  min-height: 380px;
}
.vinyl-wrap{ position:relative; }
.vinyl{
  width: 300px; height:300px; border-radius:50%;
  background:
    radial-gradient(circle at 50% 50%, #0c0b16 0 22%, #100f1e 22% 24%, #0c0b16 24% 100%),
    repeating-radial-gradient(circle, rgba(255,255,255,0.05) 0px, rgba(255,255,255,0.05) 1px, transparent 2px, transparent 7px);
  box-shadow: 0 0 0 1px var(--card-border), 0 30px 80px -20px rgba(155,62,255,.45), inset 0 0 40px rgba(0,0,0,.6);
  display:flex; align-items:center; justify-content:center;
  animation: spin-vinyl 9s linear infinite;
}
@keyframes spin-vinyl{ to{ transform: rotate(360deg); } }
.vinyl-label{
  width: 108px; height:108px; border-radius:50%;
  background: var(--grad-brand);
  display:flex; align-items:center; justify-content:center;
  box-shadow: 0 0 30px rgba(47,243,224,.35);
}
.vinyl-label img{ width:64px; height:64px; border-radius:50%; }
.tonearm{
  position:absolute;
  top: -18px; right: -46px;
  width: 10px; height: 160px;
  background: linear-gradient(180deg, #d9d9e6, #706c88);
  border-radius: 6px;
  transform-origin: top center;
  transform: rotate(28deg);
  box-shadow: 0 8px 18px rgba(0,0,0,.5);
}
.tonearm::before{
  content:'';
  position:absolute; top:-14px; left:50%; transform:translateX(-50%);
  width: 26px; height:26px; border-radius:50%;
  background: radial-gradient(circle, #e8e8f2, #9793ad);
}
.catalogue-wave{ position:absolute; bottom: -10px; left:0; right:0; opacity:.5; }
.wave-bars--vertical span{ height: 34px; }

.catalogue-content .btn{ margin-top: 12px; }
.catalogue-list{ margin: 28px 0 34px; display:flex; flex-direction:column; gap:14px; }
.catalogue-list li{
  display:flex; align-items:flex-start; gap:12px;
  color: var(--text-dim);
  font-size: 15px;
}
.check{
  flex-shrink:0;
  width:22px; height:22px; border-radius:50%;
  background: rgba(47,243,224,.12);
  color: var(--cyan);
  display:flex; align-items:center; justify-content:center;
  font-size: 12px;
  margin-top:1px;
}

@media (max-width: 980px){
  .catalogue-grid{ grid-template-columns:1fr; gap: 60px; }
  .catalogue-visual{ order:2; }
}

/* =========================================================
   CTA band
   ========================================================= */
.cta-band{
  position:relative;
  padding: 110px 0;
  text-align:center;
  overflow:hidden;
  border-top: 1px solid var(--card-border);
  border-bottom: 1px solid var(--card-border);
}
.cta-band-glow{
  position:absolute; inset:0;
  background: radial-gradient(60% 140% at 50% 50%, rgba(155,62,255,.25), transparent 70%);
  pointer-events:none;
}
.cta-band-inner{ position:relative; z-index:1; }
.cta-band h2{ font-size: clamp(30px, 4vw, 48px); margin-bottom:16px; }
.cta-band p{ color: var(--text-dim); font-size:17px; margin-bottom: 34px; }

/* =========================================================
   About
   ========================================================= */
.about{ padding: 130px 0; }
.about-grid{ display:grid; grid-template-columns: 1.1fr 0.9fr; gap: 70px; align-items:center; }
.about-lead{ font-size:18px; color: var(--text); margin: 20px 0 16px; }
.about p + p{ color: var(--text-dim); margin-bottom: 16px; font-size:15px; }
.about-stats{
  display:grid; grid-template-columns: repeat(2,1fr);
  gap: 18px;
  margin-top: 30px;
}
.about-stat{
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 22px;
}
.about-stat-num, .about-stat-text{
  font-family: var(--font-display);
  font-size: 28px;
  background: var(--grad-brand);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.stat-slash{ font-family:var(--font-display); font-size:20px; color:var(--pink); }
.about-stat-label{ display:block; color: var(--text-dim); font-size: 13px; margin-top:6px; }
.config-note{ color: var(--text-mute); cursor: help; }
.config-legend{ font-size: 12px; color: var(--text-mute); margin-top: 18px; }
.config-legend code{ font-family: var(--font-mono); background: rgba(255,255,255,.06); padding: 1px 6px; border-radius:4px; }

.about-logo img{ filter: drop-shadow(0 20px 60px rgba(155,62,255,.25)); }

@media (max-width: 980px){
  .about-grid{ grid-template-columns:1fr; gap:50px; }
  .about-logo{ order:-1; max-width:420px; margin:0 auto; }
}

/* =========================================================
   FAQ
   ========================================================= */
.faq{ padding: 100px 0 130px; }
.faq-inner{ max-width: 860px; }
.accordion{ display:flex; flex-direction:column; gap:12px; margin-top: 40px; }
.accordion-item{
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  background: var(--card);
  overflow:hidden;
}
.accordion-trigger{
  width:100%;
  display:flex; align-items:center; justify-content:space-between;
  background:none; border:none; color:var(--text);
  padding: 22px 26px;
  font-family: var(--font-body); font-weight:700; font-size:15.5px;
  text-align:left;
}
.accordion-icon{
  position:relative; width:18px; height:18px; flex-shrink:0; margin-left: 20px;
}
.accordion-icon::before, .accordion-icon::after{
  content:''; position:absolute; background: var(--cyan); border-radius:2px;
  transition: transform .3s var(--ease);
}
.accordion-icon::before{ width:100%; height:2px; top:50%; left:0; transform:translateY(-50%); }
.accordion-icon::after{ width:2px; height:100%; left:50%; top:0; transform:translateX(-50%); }
.accordion-trigger[aria-expanded="true"] .accordion-icon::after{ transform: translateX(-50%) rotate(90deg) scale(0); }

.accordion-panel{
  max-height:0;
  overflow:hidden;
  transition: max-height .38s var(--ease);
}
.accordion-panel p{
  padding: 0 26px 24px;
  color: var(--text-dim);
  font-size:15px;
  line-height:1.7;
}
.accordion-panel a{ color: var(--cyan); font-weight:600; }

/* =========================================================
   Contact
   ========================================================= */
.contact{ padding: 60px 0 140px; }
.contact-grid{ display:grid; grid-template-columns: 0.9fr 1.1fr; gap: 70px; }
.contact-info p{ color: var(--text-dim); margin: 18px 0 22px; font-size:15.5px; max-width: 420px; }
.contact-email{
  display:inline-flex; align-items:center; gap:10px;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--cyan);
  padding-bottom: 4px;
  border-bottom: 1px solid var(--card-border);
  margin-bottom: 30px;
}
.contact-note{
  background: var(--card);
  border: 1px solid var(--card-border);
  border-left: 2px solid var(--cyan);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  max-width: 420px;
}
.contact-note p{ color: var(--text-mute); font-size: 12.5px; margin:0; }

.contact-form{
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 34px;
  display:flex; flex-direction:column; gap: 20px;
}
.form-row{ display:flex; flex-direction:column; gap:8px; }
.form-row label{ font-size:13px; font-weight:700; color: var(--text-dim); }
.form-row input, .form-row textarea{
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  color: var(--text);
  font-size: 14.5px;
  resize: vertical;
  transition: border-color .2s;
}
.form-row input:focus, .form-row textarea:focus{
  border-color: var(--cyan);
}
.form-status{ font-size:13px; color: var(--cyan); min-height: 18px; }

@media (max-width: 900px){
  .contact-grid{ grid-template-columns:1fr; gap:44px; }
}

/* =========================================================
   Footer
   ========================================================= */
.site-footer{
  border-top: 1px solid var(--card-border);
  padding-top: 80px;
  background: linear-gradient(180deg, transparent, rgba(78,124,255,.04));
}
.footer-inner{
  display:grid;
  grid-template-columns: 1.2fr 0.8fr 1fr;
  gap: 50px;
  padding-bottom: 60px;
}
.footer-brand p{ color: var(--text-dim); margin: 14px 0 22px; font-size:14px; }
.footer-links h3, .footer-support h3{
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing:0.06em;
  text-transform:uppercase;
  color: var(--text-mute);
  margin-bottom: 20px;
}
.footer-links ul{ display:flex; flex-direction:column; gap:14px; }
.footer-links a{ color: var(--text-dim); font-size:14.5px; transition: color .2s; }
.footer-links a:hover{ color: var(--cyan); }
.footer-support a{ color: var(--text-dim); font-size:14.5px; display:inline-block; margin-bottom: 24px; }
.footer-support a:hover{ color: var(--cyan); }
.footer-full-logo{ max-width: 220px; opacity: .9; }

.footer-bottom{
  border-top: 1px solid var(--card-border);
  padding: 26px clamp(20px,5vw,48px);
  text-align:center;
}
.footer-bottom p{ color: var(--text-mute); font-size: 13px; }

@media (max-width: 780px){
  .footer-inner{ grid-template-columns:1fr; gap:40px; }
}

/* =========================================================
   Back to top
   ========================================================= */
.back-to-top{
  position: fixed;
  bottom: 26px; right: 26px;
  width: 46px; height:46px;
  border-radius:50%;
  background: var(--grad-brand);
  color:#06040F;
  border:none;
  display:flex; align-items:center; justify-content:center;
  box-shadow: 0 10px 30px -8px rgba(155,62,255,.6);
  opacity:0; visibility:hidden; transform: translateY(10px);
  transition: opacity .3s var(--ease), transform .3s var(--ease), visibility .3s;
  z-index: 90;
}
.back-to-top.visible{ opacity:1; visibility:visible; transform:translateY(0); }