/* =========================================================================
   EMBER — Material Design 3 design system
   Color roles, type scale, shape & elevation tokens, then components.
   ========================================================================= */

/* ---------- 1. Color tokens (M3 roles) ---------- */
:root,
html[data-theme="light"]{
  --md-primary:#8B5000;
  --md-on-primary:#FFFFFF;
  --md-primary-container:#FFDDB3;
  --md-on-primary-container:#2C1600;
  --md-secondary:#6F5B40;
  --md-on-secondary:#FFFFFF;
  --md-secondary-container:#FADCB0;
  --md-on-secondary-container:#271904;
  --md-tertiary:#3C6250;
  --md-on-tertiary:#FFFFFF;
  --md-tertiary-container:#BEECD3;
  --md-on-tertiary-container:#00210F;
  --md-error:#BA1A1A;
  --md-on-error:#FFFFFF;
  --md-error-container:#FFDAD6;
  --md-on-error-container:#410002;
  --md-background:#FFFBFF;
  --md-on-background:#1F1B16;
  --md-surface:#FFFBFF;
  --md-on-surface:#1F1B16;
  --md-surface-variant:#F0E0CF;
  --md-on-surface-variant:#4F4539;
  --md-outline:#817567;
  --md-outline-variant:#D3C4B4;
  --md-surface-container-lowest:#FFFFFF;
  --md-surface-container-low:#FAF3EA;
  --md-surface-container:#F5EEE4;
  --md-surface-container-high:#EFE8DF;
  --md-surface-container-highest:#E9E2D9;
  --md-inverse-surface:#332F27;
  --md-inverse-on-surface:#F8EFE3;
  --md-inverse-primary:#FFB77C;
  --md-shadow:0,0,0;
  --scrim:rgba(0,0,0,0.5);
}

html[data-theme="dark"]{
  --md-primary:#FFB77C;
  --md-on-primary:#4A2800;
  --md-primary-container:#693C00;
  --md-on-primary-container:#FFDDB3;
  --md-secondary:#DEC2A2;
  --md-on-secondary:#3E2D16;
  --md-secondary-container:#56422A;
  --md-on-secondary-container:#FADCB0;
  --md-tertiary:#A2D0B7;
  --md-on-tertiary:#093824;
  --md-tertiary-container:#204B37;
  --md-on-tertiary-container:#BEECD3;
  --md-error:#FFB4AB;
  --md-on-error:#690005;
  --md-error-container:#93000A;
  --md-on-error-container:#FFDAD6;
  --md-background:#15130E;
  --md-on-background:#E9E1D9;
  --md-surface:#15130E;
  --md-on-surface:#E9E1D9;
  --md-surface-variant:#4F4539;
  --md-on-surface-variant:#D3C4B4;
  --md-outline:#9C8F80;
  --md-outline-variant:#4F4539;
  --md-surface-container-lowest:#0F0D09;
  --md-surface-container-low:#1D1B15;
  --md-surface-container:#211E18;
  --md-surface-container-high:#2C2922;
  --md-surface-container-highest:#37332B;
  --md-inverse-surface:#E9E1D9;
  --md-inverse-on-surface:#332F27;
  --md-inverse-primary:#8B5000;
  --md-shadow:0,0,0;
  --scrim:rgba(0,0,0,0.6);
}

:root{
  --flame-top:#ffe9b8;
  --flame-mid:#f2a53c;
  --flame-bot:#d1450f;
  --flame-outline:#7a2c09;
}

/* ---------- 2. Shape & elevation ---------- */
:root{
  --shape-xs:4px; --shape-sm:8px; --shape-md:12px; --shape-lg:16px; --shape-xl:28px; --shape-full:999px;
  --elev-1:0 1px 2px rgba(var(--md-shadow),0.30), 0 1px 3px 1px rgba(var(--md-shadow),0.15);
  --elev-2:0 1px 2px rgba(var(--md-shadow),0.30), 0 2px 6px 2px rgba(var(--md-shadow),0.15);
  --elev-3:0 1px 3px rgba(var(--md-shadow),0.30), 0 4px 8px 3px rgba(var(--md-shadow),0.15);
  --elev-4:0 2px 3px rgba(var(--md-shadow),0.30), 0 6px 10px 4px rgba(var(--md-shadow),0.15);
  --ease-standard:cubic-bezier(0.2,0,0,1);
  --ease-emphasized:cubic-bezier(0.3,0,0.1,1);
  --ease-emphasized-decel:cubic-bezier(0.05,0.7,0.1,1);
  --ease-emphasized-accel:cubic-bezier(0.3,0,0.8,0.15);
}

/* ---------- 3. Reset & base ---------- */
*, *::before, *::after{ box-sizing:border-box; -webkit-tap-highlight-color:transparent; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body{
  margin:0; background:var(--md-background); color:var(--md-on-background);
  font-family:'Plus Jakarta Sans', 'Roboto', system-ui, sans-serif;
  transition:background-color .4s var(--ease-standard), color .4s var(--ease-standard);
  overflow-x:hidden;
}
img,svg{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
button{ font-family:inherit; cursor:pointer; }
:focus-visible{ outline:2px solid var(--md-primary); outline-offset:2px; border-radius:4px; }
.skip-link{
  position:absolute; left:12px; top:-60px; background:var(--md-primary); color:var(--md-on-primary);
  padding:10px 16px; border-radius:var(--shape-sm); z-index:200; transition:top .2s var(--ease-standard);
}
.skip-link:focus{ top:12px; }
.sr-only{
  position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden;
  clip:rect(0,0,0,0); white-space:nowrap; border:0;
}

/* ---------- 4. Fluid type scale ---------- */
.display-l{ font-size:clamp(2.6rem, 2rem + 2.6vw, 3.8rem); font-weight:700; line-height:1.06; letter-spacing:-0.02em; }
.headline-l{ font-size:clamp(1.7rem, 1.4rem + 1.4vw, 2.25rem); font-weight:700; line-height:1.15; letter-spacing:-0.01em; }
.headline-m{ font-size:clamp(1.4rem, 1.2rem + 0.8vw, 1.75rem); font-weight:700; line-height:1.2; }
.title-l{ font-size:1.375rem; font-weight:600; line-height:1.3; }
.title-m{ font-size:1rem; font-weight:600; line-height:1.4; }
.body-l{ font-size:clamp(0.95rem, 0.9rem + 0.2vw, 1.0625rem); font-weight:400; line-height:1.6; }
.body-m{ font-size:0.9rem; font-weight:400; line-height:1.5; }
.label-l{ font-size:0.9rem; font-weight:700; line-height:1.2; }
.label-m{ font-size:0.78rem; font-weight:700; line-height:1.2; letter-spacing:0.02em; }
.on-surface-variant{ color:var(--md-on-surface-variant); }

/* ---------- 5. Material Symbols ---------- */
.material-symbols-outlined{
  font-family:'Material Symbols Outlined';
  font-weight:normal; font-style:normal;
  font-size:24px; line-height:1; letter-spacing:normal; text-transform:none;
  display:inline-block; white-space:nowrap; word-wrap:normal; direction:ltr;
  -webkit-font-smoothing:antialiased;
  font-variation-settings:'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  vertical-align:middle;
}
.icon-fill{ font-variation-settings:'FILL' 1, 'wght' 500, 'GRAD' 0, 'opsz' 24; }

/* ---------- 6. Ripple ---------- */
.ripple-surface{ position:relative; overflow:hidden; isolation:isolate; }
.ripple-surface::before{
  content:''; position:absolute; inset:0; background:currentColor; opacity:0;
  transition:opacity .15s var(--ease-standard); pointer-events:none; border-radius:inherit; z-index:0;
}
.ripple-surface:hover::before{ opacity:0.08; }
.ripple-surface:focus-visible::before{ opacity:0.12; }
.ripple-surface > *{ position:relative; z-index:1; }
.ripple{
  position:absolute; border-radius:50%; background:currentColor; opacity:0.22; z-index:0;
  transform:scale(0); animation:rippleAnim .6s var(--ease-standard); pointer-events:none;
}
@keyframes rippleAnim{ to{ transform:scale(1); opacity:0; } }

/* ---------- 7. Scroll reveal ---------- */
.reveal{ opacity:0; transform:translateY(28px); transition:opacity .7s var(--ease-emphasized-decel), transform .7s var(--ease-emphasized-decel); }
.reveal.in-view{ opacity:1; transform:translateY(0); }
.reveal-stagger.in-view{ transition-delay:calc(var(--i, 0) * 90ms); }

/* ---------- 8. Layout shell ---------- */
.container{ max-width:1120px; margin:0 auto; padding-inline:24px; }
@media (max-width:600px){ .container{ padding-inline:18px; } }

.app-bar{
  position:sticky; top:0; z-index:40; background:var(--md-surface-container); border-bottom:1px solid var(--md-outline-variant);
  backdrop-filter:blur(12px); -webkit-backdrop-filter:blur(12px);
}
.app-bar-inner{ display:flex; align-items:center; justify-content:space-between; height:64px; }
.brand{ display:flex; align-items:center; gap:10px; }
.brand-logo{
  width:34px; height:34px; border-radius:50%; object-fit:cover;
  background:var(--md-surface-container-lowest); padding:2px; border:1px solid var(--md-outline-variant);
}
.brand-name{ font-weight:800; font-size:1.15rem; letter-spacing:-0.01em; }
.app-bar-actions{ display:flex; align-items:center; gap:4px; }

.icon-btn{
  width:44px; height:44px; border-radius:50%; border:none; background:transparent; color:var(--md-on-surface-variant);
  display:flex; align-items:center; justify-content:center; cursor:pointer;
  transition:background-color .15s var(--ease-standard), color .2s var(--ease-standard), transform .12s var(--ease-standard);
}
.icon-btn:hover{ background:var(--md-surface-container-high); color:var(--md-on-surface); }
.icon-btn:active{ transform:scale(0.92); }
.icon-btn .material-symbols-outlined{ font-size:22px; }

.install-cta{
  display:none; align-items:center; gap:6px; height:40px; padding:0 16px; border-radius:var(--shape-full);
  background:var(--md-primary-container); color:var(--md-on-primary-container); border:none; cursor:pointer;
  font-weight:700; font-size:0.85rem;
  transition:box-shadow .2s var(--ease-standard), transform .12s var(--ease-standard);
}
.install-cta:hover{ box-shadow:var(--elev-1); }
.install-cta:active{ transform:scale(0.96); }
.install-cta.visible{ display:inline-flex; }
@media (max-width:480px){ .install-cta span:not(.material-symbols-outlined){ display:none; } .install-cta{ padding:0 12px; } }

/* ---------- 9. Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px; border:none; cursor:pointer;
  border-radius:var(--shape-full); font-weight:700; font-size:0.9rem; padding:0 24px; height:48px;
  transition:box-shadow .2s var(--ease-standard), transform .12s var(--ease-standard),
             background-color .2s var(--ease-standard), border-color .2s var(--ease-standard);
  position:relative; overflow:hidden; isolation:isolate;
}
.btn:active{ transform:scale(0.97); }
.btn-filled{ background:var(--md-primary); color:var(--md-on-primary); }
.btn-filled:hover{ box-shadow:var(--elev-2); }
.btn-tonal{ background:var(--md-secondary-container); color:var(--md-on-secondary-container); }
.btn-tonal:hover{ box-shadow:var(--elev-1); }
.btn-outlined{ background:transparent; color:var(--md-primary); border:1px solid var(--md-outline); }
.btn-outlined:hover{ background:var(--md-surface-container-low); }
.btn-text{ background:transparent; color:var(--md-primary); padding:0 12px; height:40px; }
.btn-text:hover{ background:var(--md-surface-container-low); }
.btn .material-symbols-outlined{ font-size:20px; }
.btn-block{ width:100%; }

.fab{
  position:fixed; right:22px; bottom:22px; z-index:35; height:56px; min-width:56px; padding:0 20px;
  border-radius:var(--shape-lg); background:var(--md-primary-container); color:var(--md-on-primary-container);
  border:none; display:inline-flex; align-items:center; gap:10px; cursor:pointer; box-shadow:var(--elev-3);
  font-weight:700; font-size:0.9rem; transition:box-shadow .2s var(--ease-standard),
             transform .15s var(--ease-emphasized), opacity .25s var(--ease-standard);
  opacity:0; pointer-events:none;
}
.fab.show{ opacity:1; pointer-events:auto; }
.fab:active{ box-shadow:var(--elev-1); transform:scale(0.96); }
.fab .fab-label{ display:none; }
@media (min-width:560px){ .fab .fab-label{ display:inline; } }

/* ---------- 10. Hero ---------- */
.hero{ position:relative; padding:72px 0 56px; overflow:hidden; text-align:center; }
.hero-icon-wrap{ display:flex; justify-content:center; margin-bottom:12px; will-change:transform; }
.hero-logo{
  width:96px; height:96px; border-radius:50%; object-fit:cover;
  background:var(--md-surface-container-lowest); padding:4px;
  border:2px solid var(--md-outline-variant);
  box-shadow:0 8px 32px rgba(242,165,60,0.28);
  animation:heroFloat 3.4s ease-in-out infinite;
}
@keyframes heroFloat{
  0%,100%{ transform:translateY(0) rotate(-1deg); }
  25%{ transform:translateY(-6px) rotate(1.2deg); }
  50%{ transform:translateY(-2px) rotate(-1.6deg); }
  75%{ transform:translateY(-8px) rotate(1deg); }
}
.hero h1{ margin:0 auto 14px; max-width:720px; }
.hero p.lead{ max-width:520px; margin:0 auto 30px; color:var(--md-on-surface-variant); }
.hero-actions{ display:flex; gap:12px; justify-content:center; flex-wrap:wrap; }
.scroll-cue{
  margin-top:52px; display:flex; flex-direction:column; align-items:center; gap:4px;
  color:var(--md-on-surface-variant); font-size:0.8rem; animation:bob 2s ease-in-out infinite;
}
@keyframes bob{ 0%,100%{ transform:translateY(0); } 50%{ transform:translateY(6px); } }

.eyebrow{
  display:inline-flex; align-items:center; gap:8px; padding:6px 14px;
  background:var(--md-surface-container-low); border:1px solid var(--md-outline-variant);
  border-radius:var(--shape-full); font-size:0.72rem; font-weight:800;
  letter-spacing:0.14em; text-transform:uppercase; color:var(--md-on-surface-variant);
  margin-bottom:20px;
}
.eyebrow .dot{
  width:7px; height:7px; border-radius:50%; background:var(--md-primary);
  box-shadow:0 0 8px var(--md-primary); animation:pulse 1.6s ease-in-out infinite;
}
@keyframes pulse{ 0%,100%{ opacity:1; transform:scale(1);} 50%{ opacity:.5; transform:scale(.75);} }
.grad-text{
  background:linear-gradient(120deg, var(--flame-top), var(--flame-mid) 55%, var(--flame-bot));
  -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent;
}

/* ---------- 11. Aurora ambience ---------- */
.aurora{ position:fixed; inset:0; z-index:-1; overflow:hidden; pointer-events:none; }
.aurora span{ position:absolute; border-radius:50%; filter:blur(80px); opacity:0.35; animation:float 24s ease-in-out infinite; }
html[data-theme="light"] .aurora span{ opacity:0.18; }
.aurora .a1{ width:380px; height:380px; background:var(--flame-mid); top:-140px; left:-100px; }
.aurora .a2{ width:300px; height:300px; background:var(--md-tertiary); bottom:-110px; right:-70px; animation-delay:-9s; }
.aurora .a3{ width:240px; height:240px; background:var(--gold, var(--flame-mid)); top:40%; right:6%; animation-delay:-16s; }
@keyframes float{ 0%,100%{ transform:translate(0,0) scale(1); } 33%{ transform:translate(30px,-24px) scale(1.08); } 66%{ transform:translate(-22px,26px) scale(0.94); } }

/* ---------- 12. Features ---------- */
.features{ padding:64px 0; }
.section-head{ text-align:center; max-width:560px; margin:0 auto 40px; }
.section-head p{ color:var(--md-on-surface-variant); margin-top:10px; }
.feature-grid{ display:grid; grid-template-columns:1fr; gap:16px; }
@media (min-width:720px){ .feature-grid{ grid-template-columns:repeat(3,1fr); } }
.feature-card{
  background:var(--md-surface-container-low); border:1px solid var(--md-outline-variant); border-radius:var(--shape-xl);
  padding:26px; transition:transform .2s var(--ease-standard), box-shadow .2s var(--ease-standard),
                              border-color .2s var(--ease-standard);
}
@media (hover:hover){ .feature-card:hover{ transform:translateY(-4px); box-shadow:var(--elev-2); border-color:var(--md-outline); } }
.feature-icon{
  width:52px; height:52px; border-radius:var(--shape-lg); background:var(--md-primary-container); color:var(--md-on-primary-container);
  display:flex; align-items:center; justify-content:center; margin-bottom:16px;
}
.feature-card h3{ margin:0 0 8px; }
.feature-card p{ margin:0; color:var(--md-on-surface-variant); font-size:0.9rem; line-height:1.55; }

/* ---------- 13. App / platform section ---------- */
.app-section{ padding:56px 0 40px; }
.stats-row{ display:grid; grid-template-columns:repeat(2,1fr); gap:10px; margin-bottom:18px; }
@media (min-width:520px){ .stats-row{ grid-template-columns:repeat(4,1fr); } }
.stat-chip{ background:var(--md-surface-container-low); border:1px solid var(--md-outline-variant); border-radius:var(--shape-lg); padding:16px 10px; text-align:center; transition:transform .2s var(--ease-standard); }
.stat-chip:hover{ transform:translateY(-2px); }
.stat-num{ font-size:1.5rem; font-weight:800; color:var(--md-primary); line-height:1; }
.stat-label{ font-size:0.72rem; color:var(--md-on-surface-variant); margin-top:4px; }

.toolbar-row{ display:flex; gap:10px; align-items:center; margin-bottom:18px; flex-wrap:wrap; }
.search-box{ flex:1; min-width:220px; position:relative; }
.search-box .material-symbols-outlined{
  position:absolute; left:14px; top:50%; transform:translateY(-50%);
  color:var(--md-on-surface-variant); font-size:22px; pointer-events:none; transition:color .2s var(--ease-standard);
}
.search-box input{
  width:100%; height:52px; padding:0 48px; border-radius:var(--shape-full);
  background:var(--md-surface-container-low); border:1px solid var(--md-outline-variant);
  color:var(--md-on-surface); font-family:inherit; font-size:0.92rem; font-weight:600;
  outline:none; transition:border-color .2s var(--ease-standard), box-shadow .2s var(--ease-standard);
}
.search-box input::placeholder{ color:var(--md-outline); font-weight:500; }
.search-box input:focus{ border-color:var(--md-primary); box-shadow:0 0 0 4px color-mix(in srgb, var(--md-primary) 15%, transparent); }
.search-clear{
  position:absolute; right:8px; top:50%; transform:translateY(-50%);
  width:36px; height:36px; border-radius:50%; border:none; background:transparent;
  color:var(--md-on-surface-variant); display:none; align-items:center; justify-content:center;
  cursor:pointer; transition:background-color .15s var(--ease-standard);
}
.search-clear:hover{ background:var(--md-surface-container-high); }
.search-clear.show{ display:flex; }
.search-clear .material-symbols-outlined{ position:static; transform:none; font-size:20px; }

.segmented{
  display:flex; gap:4px; background:var(--md-surface-container-low); padding:4px;
  border-radius:var(--shape-full); border:1px solid var(--md-outline-variant);
  overflow-x:auto; scrollbar-width:none; max-width:100%;
}
.segmented::-webkit-scrollbar{ display:none; }
.segmented button{
  border:none; background:transparent; color:var(--md-on-surface-variant);
  padding:8px 16px; border-radius:var(--shape-full); font-weight:700; font-size:0.82rem;
  cursor:pointer; white-space:nowrap; transition:background-color .2s var(--ease-standard), color .2s var(--ease-standard);
}
.segmented button.active{ background:var(--md-primary); color:var(--md-on-primary); }

.empty-state{ text-align:center; padding:56px 20px; color:var(--md-on-surface-variant); }
.empty-state .material-symbols-outlined{ font-size:56px; color:var(--md-outline); margin-bottom:14px; display:inline-block; }

/* Platform card grid */
.platform-grid{ display:grid; grid-template-columns:1fr; gap:14px; }
@media (min-width:680px){ .platform-grid{ grid-template-columns:1fr 1fr; } }

.platform-card{
  display:flex; align-items:center; gap:14px; padding:16px 18px;
  background:var(--md-surface-container-low); border:1px solid var(--md-outline-variant);
  border-radius:var(--shape-xl); position:relative; overflow:hidden;
  transition:transform .25s var(--ease-standard), border-color .25s var(--ease-standard),
             box-shadow .25s var(--ease-standard), background-color .25s var(--ease-standard);
}
.platform-card::before{
  content:''; position:absolute; left:0; top:14px; bottom:14px; width:3px;
  background:linear-gradient(180deg, var(--flame-top), var(--flame-mid) 55%, var(--flame-bot));
  border-radius:0 4px 4px 0; opacity:.55;
  transition:opacity .25s var(--ease-standard), box-shadow .25s var(--ease-standard);
}
@media (hover:hover){
  .platform-card:hover{
    transform:translateY(-4px);
    border-color:var(--md-outline);
    box-shadow:var(--elev-2);
    background:var(--md-surface-container);
  }
  .platform-card:hover::before{ opacity:1; box-shadow:0 0 12px var(--flame-mid); }
  .platform-card:hover .platform-logo{ transform:scale(1.06) rotate(-2deg); border-color:var(--md-primary); }
  .platform-card:hover .platform-action{ background:var(--md-primary); color:var(--md-on-primary); transform:translateX(2px); }
}
.platform-card:active{ transform:scale(0.985); }

.platform-logo{
  width:56px; height:56px; flex:none; border-radius:var(--shape-lg); overflow:hidden;
  background:var(--md-surface-container-lowest); border:1px solid var(--md-outline-variant);
  display:flex; align-items:center; justify-content:center; padding:6px;
  transition:transform .3s var(--ease-standard), border-color .3s var(--ease-standard);
}
.platform-logo img{ width:100%; height:100%; object-fit:contain; border-radius:var(--shape-sm); }

.platform-body{ flex:1; min-width:0; }
.platform-name{
  margin:0 0 3px; font-weight:800; font-size:1rem; letter-spacing:-0.01em;
  color:var(--md-on-surface); white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
}
.platform-desc{
  margin:0; font-size:0.78rem; color:var(--md-on-surface-variant); line-height:1.45;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
}
.platform-tag{
  display:inline-flex; align-items:center; gap:4px; margin-top:6px;
  font-size:0.62rem; letter-spacing:0.1em; text-transform:uppercase;
  color:var(--md-primary); font-weight:800;
}
.platform-tag::before{ content:'▸'; }

.platform-action{
  width:42px; height:42px; flex:none; border-radius:50%;
  background:var(--md-surface-container-high); border:1px solid var(--md-outline-variant);
  color:var(--md-on-surface-variant); display:flex; align-items:center; justify-content:center;
  transition:background-color .25s var(--ease-standard), color .25s var(--ease-standard),
             transform .25s var(--ease-standard), border-color .25s var(--ease-standard);
}
.platform-action .material-symbols-outlined{ font-size:20px; }

/* ---------- 14. Install banner ---------- */
.install-section{ padding:56px 0 72px; }
.install-banner{
  background:linear-gradient(135deg, var(--md-primary-container), var(--md-tertiary-container));
  border-radius:var(--shape-xl); padding:40px 28px; text-align:center; color:var(--md-on-primary-container);
}
.install-banner h2{ margin:0 0 10px; }
.install-banner p{ margin:0 auto 22px; max-width:460px; color:var(--md-on-primary-container); opacity:0.85; }
.install-banner .ios-hint{ font-size:0.8rem; margin-top:14px; opacity:0.75; }

/* ---------- 15. Footer ---------- */
footer{ padding:32px 0 48px; text-align:center; color:var(--md-on-surface-variant); font-size:0.82rem; border-top:1px solid var(--md-outline-variant); }
.footer-links{ display:flex; justify-content:center; gap:14px; flex-wrap:wrap; margin-bottom:14px; }
.footer-link{
  display:inline-flex; align-items:center; gap:6px; padding:8px 14px;
  border-radius:var(--shape-full); color:var(--md-primary); font-weight:700; font-size:0.85rem;
  transition:background-color .2s var(--ease-standard);
}
.footer-link:hover{ background:var(--md-surface-container-low); }
.footer-link .material-symbols-outlined{ font-size:18px; }
.footer-credit{ font-size:0.68rem; letter-spacing:0.2em; text-transform:uppercase;
  color:var(--md-outline); font-weight:800; margin:0 0 6px; }
.footer-copy{ font-size:0.65rem; letter-spacing:0.16em; text-transform:uppercase;
  color:var(--md-outline); margin:0; }

/* ---------- 16. Overlay / sheet / modal ---------- */
.overlay{
  position:fixed; inset:0; z-index:60; background:var(--scrim);
  display:flex; align-items:flex-end; justify-content:center;
  opacity:0; pointer-events:none; transition:opacity .25s var(--ease-standard);
}
.overlay.open{ opacity:1; pointer-events:auto; }
.sheet{
  width:100%; max-width:560px; max-height:88vh; overflow-y:auto;
  background:var(--md-surface-container-high);
  border-radius:var(--shape-xl) var(--shape-xl) 0 0; padding:24px 22px 28px;
  transform:translateY(100%);
  transition:transform .35s var(--ease-emphasized-decel);
  position:relative;
}
.overlay.open .sheet{ transform:translateY(0); }
.sheet-handle{ width:40px; height:4px; border-radius:4px; background:var(--md-outline-variant); margin:0 auto 18px; }
.sheet h2{ margin:0 0 14px; }
.sheet p{ margin:0 0 16px; color:var(--md-on-surface-variant); font-size:0.9rem; line-height:1.55; }

/* Center variant for install/instagram/telegram modals */
.overlay.overlay--center{ align-items:center; padding:16px; }
.overlay.overlay--center .sheet{
  border-radius:var(--shape-xl); max-width:440px;
  transform:scale(0.94) translateY(10px); opacity:0;
  transition:transform .35s var(--ease-emphasized-decel), opacity .25s var(--ease-standard);
  text-align:center;
}
.overlay.overlay--center.open .sheet{ transform:scale(1) translateY(0); opacity:1; }

.sheet-close{
  position:absolute; top:12px; right:12px; z-index:3;
  width:38px; height:38px; border-radius:50%; border:none;
  background:transparent; color:var(--md-on-surface-variant);
  display:flex; align-items:center; justify-content:center; cursor:pointer;
  transition:background-color .15s var(--ease-standard), transform .2s var(--ease-standard);
}
.sheet-close:hover{ background:var(--md-surface-container-highest); transform:rotate(90deg); }

.modal-icon{
  width:64px; height:64px; margin:0 auto 16px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  background:var(--md-primary-container); color:var(--md-on-primary-container);
}
.modal-icon .material-symbols-outlined{ font-size:30px; }
.modal-icon.warn{ background:var(--md-error-container); color:var(--md-on-error-container); }
.modal-icon.insta{
  background:linear-gradient(135deg,#f58529,#dd2a7b 45%,#8134af 75%,#515bd4); color:#fff;
}

/* ---------- 17. Snackbar ---------- */
.snackbar-wrap{ position:fixed; left:0; right:0; bottom:24px; z-index:100; display:flex; justify-content:center; pointer-events:none; padding:0 16px; }
.snackbar{
  background:var(--md-inverse-surface); color:var(--md-inverse-on-surface); font-weight:600; font-size:0.88rem;
  padding:14px 20px; border-radius:var(--shape-sm); box-shadow:var(--elev-3); display:flex; align-items:center; gap:14px;
  transform:translateY(140%); opacity:0;
  transition:transform .4s var(--ease-emphasized-decel), opacity .3s var(--ease-standard); max-width:420px;
}
.snackbar.show{ transform:translateY(0); opacity:1; }
.snackbar .material-symbols-outlined{ font-size:18px; }

/* ---------- 18. Preloader ---------- */
#preloader{
  position:fixed; inset:0; z-index:500; background:var(--md-background);
  display:flex; align-items:center; justify-content:center;
  transition:opacity .5s var(--ease-standard), visibility .5s;
}
#preloader.done{ opacity:0; visibility:hidden; pointer-events:none; }
.pre-inner{ display:flex; flex-direction:column; align-items:center; gap:16px; }
.pre-logo{
  width:76px; height:76px; border-radius:50%; object-fit:cover;
  background:var(--md-surface-container-lowest); padding:4px;
  border:2px solid var(--md-outline-variant);
  box-shadow:0 8px 32px rgba(242,165,60,0.3);
  animation:prePulse 1.6s ease-in-out infinite;
}
@keyframes prePulse{
  0%,100%{ transform:scale(1); box-shadow:0 0 0 0 rgba(242,165,60,0.5), 0 8px 32px rgba(242,165,60,0.3); }
  50%{ transform:scale(1.05); box-shadow:0 0 0 16px rgba(242,165,60,0), 0 8px 32px rgba(242,165,60,0.3); }
}
.pre-brand{ font-weight:800; font-size:1.35rem; letter-spacing:-0.02em; }
.pre-bar{ width:220px; height:5px; border-radius:99px; background:var(--md-surface-container-high); overflow:hidden; }
.pre-fill{
  height:100%; width:0%; border-radius:99px;
  background:linear-gradient(90deg, var(--flame-top), var(--flame-mid) 55%, var(--flame-bot));
  transition:width .08s linear;
}
.pre-text{
  font-size:0.7rem; letter-spacing:0.2em; text-transform:uppercase;
  color:var(--md-outline); font-weight:800;
}

/* ---------- 19. Misc ---------- */
::selection{ background:var(--md-primary); color:var(--md-on-primary); }
@media (prefers-reduced-motion:reduce){
  *{ animation:none !important; transition:none !important; }
  html{ scroll-behavior:auto; }
}