/* ============================================================
   STUDIUM — Design System & Styles
   ============================================================ */

/* ── Variables ─────────────────────────────────────────── */
:root {
  --blue:     #059669;
  --blue-m:   #6EE7B7;
  --blue-l:   #ECFDF5;
  --green:    #16A34A;
  --green-l:  #F0FDF4;
  --amber:    #D97706;
  --amber-l:  #FFFBEB;
  --red:      #DC2626;
  --red-l:    #FEF2F2;
  --purple:   #7C3AED;
  --purple-l: #F5F3FF;
  --n50:      #FAFBFC;
  --n100:     #F3F4F6;
  --n200:     #E8EAED;
  --n300:     #D1D5DB;
  --n400:     #9CA3AF;
  --n500:     #6B7280;
  --n600:     #4B5563;
  --n700:     #374151;
  --n800:     #1F2937;
  --n900:     #111827;
  --r:        10px;
  --rl:       14px;
  --rxl:      20px;
  --sh:       0 1px 2px rgba(0,0,0,.04), 0 1px 4px rgba(0,0,0,.04);
  --sh-md:    0 2px 8px rgba(0,0,0,.06), 0 4px 16px rgba(0,0,0,.04);
  --sh-lg:    0 8px 24px rgba(0,0,0,.08), 0 16px 48px rgba(0,0,0,.04);
  --sb-w:     224px;
  --th:       56px;
}

/* ── Reset ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 15px; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: #060d09;
  color: rgba(255,255,255,.8);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "cv11", "ss01";
  position: relative;
}
/* ── Full-site dark background layers ─────────────────── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
  z-index: 0;
  mask-image: radial-gradient(ellipse 120% 80% at 50% 30%, rgba(0,0,0,.5) 0%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 120% 80% at 50% 30%, rgba(0,0,0,.5) 0%, transparent 75%);
}
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 900px 600px at 15% 20%, rgba(5,150,105,.06), transparent 70%),
    radial-gradient(ellipse 700px 500px at 85% 60%, rgba(52,211,153,.04), transparent 70%),
    radial-gradient(ellipse 500px 400px at 50% 90%, rgba(16,185,129,.03), transparent 70%);
  pointer-events: none;
  z-index: 0;
}
/* Full-page particle canvas */
.site-particles {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}
a { color: #6EE7B7; text-decoration: none; }
a:hover { text-decoration: underline; color: #A7F3D0; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; font-size: 13px; color: inherit; }
input, select, textarea { font-family: inherit; font-size: 13px; color: inherit; }

/* ── Utilities ──────────────────────────────────────────── */
.flex   { display: flex; }
.ai     { align-items: center; }
.ais    { align-items: flex-start; }
.jb     { justify-content: space-between; }
.tc     { text-align: center; }
.fw6    { font-weight: 600; }
.fw7    { font-weight: 700; }
.fw8    { font-weight: 800; }
.tsm    { font-size: 13px; }
.txs    { font-size: 11px; }
.tmuted { color: rgba(255,255,255,.4); }
.tgreen { color: #34D399; }
.tblue  { color: #6EE7B7; }
.tred   { color: #F87171; }
.g4     { gap: 4px; }
.g8     { gap: 8px; }
.g10    { gap: 10px; }
.g12    { gap: 12px; }
.g16    { gap: 16px; }
.g24    { gap: 24px; }
.mb4    { margin-bottom: 4px; }
.mb8    { margin-bottom: 8px; }
.mb12   { margin-bottom: 12px; }
.mb16   { margin-bottom: 16px; }
.mb20   { margin-bottom: 20px; }
.mb24   { margin-bottom: 24px; }
.mt4    { margin-top: 4px; }
.mt8    { margin-top: 8px; }
.mt12   { margin-top: 12px; }
.mt16   { margin-top: 16px; }
.mt20   { margin-top: 20px; }
.mt24   { margin-top: 24px; }
.hidden { display: none !important; }

/* ── Grid ───────────────────────────────────────────────── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.grid-5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
@media (max-width: 1100px) { .grid-5 { grid-template-columns: repeat(3,1fr); } }
@media (max-width: 900px)  { .grid-4 { grid-template-columns: repeat(2,1fr); } .grid-5 { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 640px)  { .grid-2,.grid-3,.grid-4,.grid-5 { grid-template-columns: 1fr; } }

/* ── Card ───────────────────────────────────────────────── */
.card {
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: var(--rl);
  padding: 24px;
  box-shadow: 0 1px 4px rgba(0,0,0,.3);
  backdrop-filter: blur(8px);
  position: relative;
  z-index: 1;
}
.card-sm { padding: 16px 18px; }
.card-h  { transition: box-shadow .25s ease, transform .25s ease, border-color .25s ease; }
.card-h:hover { box-shadow: 0 4px 24px rgba(0,0,0,.4), 0 0 0 1px rgba(110,231,183,.08); text-decoration: none; color: inherit; border-color: rgba(255,255,255,.1); }

/* ── Button ─────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  padding: 10px 20px; border-radius: 10px; font-weight: 600; font-size: 13.5px;
  border: none;
  transition: all .25s cubic-bezier(.4,0,.2,1);
  white-space: nowrap; letter-spacing: -0.01em;
  position: relative;
  cursor: pointer;
}
.btn:hover { text-decoration: none; }
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: linear-gradient(180deg, #059669 0%, #047857 100%);
  color: #fff;
  box-shadow: 0 1px 2px rgba(0,0,0,.12), 0 2px 8px rgba(5,150,105,.2), inset 0 1px 0 rgba(255,255,255,.1);
}
.btn-primary:hover {
  background: linear-gradient(180deg, #10B981 0%, #059669 100%);
  box-shadow: 0 2px 4px rgba(0,0,0,.1), 0 4px 16px rgba(5,150,105,.3), inset 0 1px 0 rgba(255,255,255,.12);
  transform: translateY(-1px);
}
.btn-primary:active { transform: translateY(0) scale(0.98); box-shadow: 0 1px 2px rgba(0,0,0,.1), 0 1px 4px rgba(5,150,105,.2); }
.btn-secondary {
  background: rgba(255,255,255,.05); color: rgba(255,255,255,.8);
  border: 1px solid rgba(255,255,255,.1);
  box-shadow: 0 1px 2px rgba(0,0,0,.2);
}
.btn-secondary:hover {
  background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.18);
  box-shadow: 0 2px 8px rgba(0,0,0,.3);
  transform: translateY(-1px);
}
.btn-secondary:active { transform: translateY(0) scale(0.98); }
.btn-ghost {
  background: transparent; color: rgba(255,255,255,.5);
  border-radius: 8px;
}
.btn-ghost:hover { background: rgba(255,255,255,.06); color: rgba(255,255,255,.8); }
.btn-danger {
  background: linear-gradient(180deg, #DC2626 0%, #B91C1C 100%);
  color: #fff;
  box-shadow: 0 1px 2px rgba(0,0,0,.1), 0 2px 6px rgba(220,38,38,.2);
}
.btn-danger:hover {
  box-shadow: 0 2px 4px rgba(0,0,0,.1), 0 4px 12px rgba(220,38,38,.25);
  transform: translateY(-1px);
}
.btn-sm  { padding: 7px 14px; font-size: 12px; border-radius: 8px; }
.btn-lg  { padding: 14px 32px; font-size: 15.5px; border-radius: 12px; font-weight: 700; }
.btn-full { width: 100%; }

/* ── Badge ──────────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center; padding: 2px 8px;
  border-radius: 99px; font-size: 11px; font-weight: 600;
}
.b-green  { background: rgba(22,163,74,.15); color: #4ADE80; }
.b-blue   { background: rgba(5,150,105,.15); color: #6EE7B7; }
.b-amber  { background: rgba(217,119,6,.15); color: #FCD34D; }
.b-red    { background: rgba(220,38,38,.15); color: #FCA5A5; }
.b-purple { background: rgba(124,58,237,.15); color: #C4B5FD; }
.b-gray   { background: rgba(255,255,255,.06); color: rgba(255,255,255,.5); }

/* ── Alert ──────────────────────────────────────────────── */
.alert {
  padding: 12px 16px; border-radius: var(--r); font-size: 13px;
}
.al-amber  { background: rgba(217,119,6,.1); border: 1px solid rgba(253,230,138,.15); color: #FCD34D; }
.al-blue   { background: rgba(5,150,105,.1); border: 1px solid rgba(167,243,208,.15); color: #6EE7B7; }
.al-green  { background: rgba(22,163,74,.1); border: 1px solid rgba(187,247,208,.15); color: #4ADE80; }
.al-red    { background: rgba(220,38,38,.1); border: 1px solid rgba(254,202,202,.15); color: #FCA5A5; }

/* ── Form ───────────────────────────────────────────────── */
.fg { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.lbl { font-size: 12px; font-weight: 600; color: rgba(255,255,255,.6); }
.inp {
  width: 100%; padding: 9px 12px; border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--r); font-size: 13px; color: rgba(255,255,255,.9);
  background: rgba(255,255,255,.04); transition: border-color .15s, box-shadow .15s;
  outline: none;
}
.inp:focus { border-color: #059669; box-shadow: 0 0 0 3px rgba(5,150,105,.15); }
.inp::placeholder { color: rgba(255,255,255,.25); }
.inp-wrap { position: relative; }
.inp-wrap .inp { padding-right: 38px; }
.eye-btn {
  position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: rgba(255,255,255,.3); padding: 4px;
}
.eye-btn:hover { color: rgba(255,255,255,.7); }
.fhint { font-size: 11px; color: rgba(255,255,255,.35); margin-top: 3px; }
.hr { border: none; border-top: 1px solid rgba(255,255,255,.08); margin: 20px 0; }

/* Password strength */
.pw-bar  { height: 4px; background: rgba(255,255,255,.08); border-radius: 99px; margin-top: 8px; overflow: hidden; }
.pw-fill { height: 100%; border-radius: 99px; transition: width .3s, background .3s; }
.pw-rules { display: flex; flex-direction: column; gap: 4px; margin-top: 8px; }
.pw-rule { font-size: 11px; color: rgba(255,255,255,.35); display: flex; align-items: center; gap: 6px; }
.pw-rule.ok { color: var(--green); }
.pw-rule.ok .r-ico { color: var(--green); }

/* ── App Shell ──────────────────────────────────────────── */
.app-shell { display: flex; min-height: 100vh; }

/* Sidebar */
.sidebar {
  width: var(--sb-w); background: rgba(8,16,11,.95); border-right: 1px solid rgba(255,255,255,.06);
  display: flex; flex-direction: column; position: fixed; top: 0; left: 0;
  height: 100vh; overflow-y: auto; z-index: 100; transition: transform .2s;
  backdrop-filter: blur(16px);
}
.sb-hdr { padding: 16px; border-bottom: 1px solid rgba(255,255,255,.06); }
.sb-logo { display: flex; align-items: center; gap: 8px; font-weight: 800; font-size: 18px; color: #fff; }
.sb-sec  { padding: 10px 10px 4px; }
.sb-lbl  { font-size: 10px; font-weight: 700; color: rgba(255,255,255,.3); text-transform: uppercase; letter-spacing: .8px; padding: 0 8px; margin-bottom: 4px; }
.sb-item {
  display: flex; align-items: center; gap: 10px; padding: 8px 10px;
  border-radius: var(--r); color: rgba(255,255,255,.55); font-size: 13px; font-weight: 500;
  transition: background .12s, color .12s; margin-bottom: 1px; text-decoration: none;
}
.sb-item:hover { background: rgba(255,255,255,.06); color: rgba(255,255,255,.9); text-decoration: none; }
.sb-item.active { background: rgba(5,150,105,.12); color: #6EE7B7; font-weight: 600; }
.sb-badge { margin-left: auto; background: var(--red); color: #fff; font-size: 10px; font-weight: 700; padding: 1px 6px; border-radius: 99px; }
.sb-bottom { margin-top: auto; padding: 12px; border-top: 1px solid rgba(255,255,255,.06); }
.sb-user { display: flex; align-items: center; gap: 10px; padding: 8px; border-radius: var(--r); cursor: pointer; text-decoration: none; color: inherit; }
.sb-user:hover { background: rgba(255,255,255,.06); text-decoration: none; }
.sb-uname { font-size: 13px; font-weight: 600; color: rgba(255,255,255,.9); }
.sb-uplan { font-size: 11px; color: rgba(255,255,255,.4); }

/* Topbar */
.topbar {
  position: fixed; top: 0; left: var(--sb-w); right: 0; height: var(--th);
  background: rgba(8,16,11,.9); border-bottom: 1px solid rgba(255,255,255,.06);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 20px; z-index: 90;
  backdrop-filter: blur(16px);
}
.tb-l { display: flex; align-items: center; gap: 12px; }
.tb-r { display: flex; align-items: center; gap: 10px; }
.tb-title { font-size: 15px; font-weight: 700; color: #fff; }

/* Main content */
.main {
  margin-left: var(--sb-w);
  margin-top: var(--th);
  padding: 24px;
  min-height: calc(100vh - var(--th));
  position: relative;
  z-index: 1;
}

/* Responsive sidebar */
@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); box-shadow: var(--sh-lg); }
  .topbar { left: 0; }
  .main { margin-left: 0; }
}

/* ── Avatar ─────────────────────────────────────────────── */
.av {
  width: 36px; height: 36px; border-radius: 50%; background: var(--blue);
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 13px; flex-shrink: 0;
}
.av-sm  { width: 32px; height: 32px; font-size: 11px; }
.av-xl  { width: 72px; height: 72px; font-size: 24px; }

/* ── Logo icon ──────────────────────────────────────────── */
.logo-icon {
  width: 30px; height: 30px; flex-shrink: 0;
  display: block;
}

/* ── Topbar search ──────────────────────────────────────── */
.search-bar {
  display: flex; align-items: center; gap: 8px; background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08); border-radius: var(--r); padding: 6px 12px;
}
.search-bar input { background: none; border: none; outline: none; font-size: 13px; width: 200px; color: rgba(255,255,255,.8); }
.search-bar input::placeholder { color: rgba(255,255,255,.25); }
.notif-btn { position: relative; background: none; border: none; font-size: 18px; padding: 4px 6px; color: rgba(255,255,255,.5); }
.notif-dot { position: absolute; top: 4px; right: 4px; width: 8px; height: 8px; background: var(--red); border-radius: 50%; border: 2px solid #0a1710; }

/* ── Page header ─────────────────────────────────────────── */
.pg-hdr { margin-bottom: 20px; }
.pg-title { font-size: 22px; font-weight: 800; color: #fff; margin-bottom: 4px; }
.pg-sub   { font-size: 13px; color: rgba(255,255,255,.4); }

/* ── Progress bars ──────────────────────────────────────── */
.prog { height: 6px; background: rgba(255,255,255,.08); border-radius: 99px; overflow: hidden; }
.prog-fill { height: 100%; border-radius: 99px; transition: width .4s; }
.prog-blue   { background: var(--blue); }
.prog-green  { background: var(--green); }
.prog-amber  { background: var(--amber); }
.prog-red    { background: var(--red); }

.xp-bar  { height: 8px; background: rgba(255,255,255,.08); border-radius: 99px; overflow: hidden; }
.xp-fill { height: 100%; background: linear-gradient(90deg, var(--blue), #34D399); border-radius: 99px; transition: width .4s; }
.lvl-badge { background: rgba(5,150,105,.15); color: #6EE7B7; font-size: 11px; font-weight: 700; padding: 3px 8px; border-radius: 99px; }

/* ── Subject bars ───────────────────────────────────────── */
.mbar-row { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.mbar-lbl { font-size: 12px; font-weight: 600; width: 130px; color: rgba(255,255,255,.6); flex-shrink: 0; }
.mbar-track { flex: 1; height: 8px; background: rgba(255,255,255,.08); border-radius: 99px; overflow: hidden; }
.mbar-fill { height: 100%; border-radius: 99px; transition: width .6s; }
.mbar-pct { font-size: 12px; font-weight: 700; color: rgba(255,255,255,.7); width: 36px; text-align: right; }

/* ── Dashboard goal items ───────────────────────────────── */
.goal-item { display: flex; align-items: center; gap: 10px; padding: 9px 0; border-bottom: 1px solid rgba(255,255,255,.05); }
.goal-item:last-child { border-bottom: none; }
.goal-ck {
  width: 22px; height: 22px; border-radius: 50%; border: 2px solid rgba(255,255,255,.15);
  background: none; display: flex; align-items: center; justify-content: center;
  font-size: 11px; flex-shrink: 0; transition: background .15s, border-color .15s; color: rgba(255,255,255,.5);
}
.goal-ck.done { background: var(--green); border-color: var(--green); color: #fff; }
.goal-txt  { flex: 1; font-size: 13px; color: rgba(255,255,255,.7); }
.goal-txt.done { text-decoration: line-through; color: rgba(255,255,255,.3); }
.goal-xp   { font-size: 11px; font-weight: 700; color: #6EE7B7; }

/* ── Table ──────────────────────────────────────────────── */
.tbl-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
thead tr { border-bottom: 2px solid rgba(255,255,255,.08); }
th { text-align: left; padding: 9px 10px; font-size: 11px; font-weight: 700; color: rgba(255,255,255,.4); text-transform: uppercase; letter-spacing: .5px; }
td { padding: 11px 10px; border-bottom: 1px solid rgba(255,255,255,.05); color: rgba(255,255,255,.7); }
tbody tr:hover { background: rgba(255,255,255,.03); }
tbody tr:last-child td { border-bottom: none; }

/* ── Tabs ───────────────────────────────────────────────── */
.tabs { display: flex; gap: 4px; border-bottom: 2px solid rgba(255,255,255,.08); margin-bottom: 20px; }
.tab-btn {
  padding: 9px 16px; background: none; border: none; font-size: 13px; font-weight: 600;
  color: rgba(255,255,255,.4); border-bottom: 2px solid transparent; margin-bottom: -2px;
  transition: color .15s, border-color .15s;
}
.tab-btn:hover { color: rgba(255,255,255,.8); }
.tab-btn.active { color: #6EE7B7; border-bottom-color: #059669; }
.tab-pane { display: none; }
.tab-pane.active { display: block; }

/* ── Accordion ──────────────────────────────────────────── */
.acc-item { border-bottom: 1px solid rgba(255,255,255,.06); }
.acc-btn {
  width: 100%; display: flex; justify-content: space-between; align-items: center;
  padding: 14px 0; background: none; border: none; font-size: 13px; font-weight: 600;
  color: rgba(255,255,255,.8); text-align: left;
}
.acc-btn:hover { color: #6EE7B7; }
.acc-body { font-size: 13px; color: rgba(255,255,255,.5); padding-bottom: 14px; line-height: 1.6; display: none; }
.acc-item.open .acc-body { display: block; }
.acc-item.open .acc-btn span { transform: rotate(45deg); display: inline-block; }

/* ── Toggle ─────────────────────────────────────────────── */
.tog-row { display: flex; align-items: center; justify-content: space-between; padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,.05); }
.tog-row:last-of-type { border-bottom: none; }
.tog {
  width: 40px; height: 22px; border-radius: 99px; background: rgba(255,255,255,.15);
  position: relative; cursor: pointer; transition: background .2s; flex-shrink: 0;
}
.tog::after {
  content: ''; position: absolute; top: 3px; left: 3px;
  width: 16px; height: 16px; border-radius: 50%; background: #fff;
  transition: left .2s; box-shadow: 0 1px 3px rgba(0,0,0,.2);
}
.tog.on { background: var(--blue); }
.tog.on::after { left: 21px; }

/* ── Sessions ───────────────────────────────────────────── */
.sess-row { display: flex; align-items: center; gap: 12px; padding: 10px 0; border-bottom: 1px solid rgba(255,255,255,.05); }
.sess-row:last-of-type { border-bottom: none; }

/* ── Auth pages ─────────────────────────────────────────── */
.auth-page { display: flex; min-height: 100vh; }
.auth-form {
  width: 440px; padding: 48px 48px; display: flex; flex-direction: column;
  background: rgba(10,18,13,.95); overflow-y: auto;
  border-right: 1px solid rgba(255,255,255,.06);
}
.auth-brand {
  flex: 1;
  background: linear-gradient(135deg, rgba(15,26,20,.85), rgba(13,40,24,.8)), url('../images/study-cozy.svg') center/cover no-repeat;
  display: flex; align-items: center; justify-content: center; padding: 56px;
  position: relative; overflow: hidden;
}
.auth-brand::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 400px 300px at 30% 40%, rgba(5,150,105,.2), transparent),
    radial-gradient(ellipse 300px 200px at 70% 70%, rgba(52,211,153,.15), transparent);
  pointer-events: none;
}
.brand-inner { max-width: 420px; position: relative; z-index: 1; }
.brand-inner h2 {
  font-size: 28px; font-weight: 800; color: #fff;
  margin-bottom: 14px; line-height: 1.25;
  letter-spacing: -0.5px;
}
.brand-inner p  { color: rgba(255,255,255,.7); font-size: 16px; margin-bottom: 32px; line-height: 1.6; }
.brand-perks { display: flex; flex-direction: column; gap: 14px; }
.brand-perks li {
  display: flex; align-items: center; gap: 12px;
  color: #fff; font-size: 14px; font-weight: 500;
  background: rgba(255,255,255,.08);
  padding: 10px 14px; border-radius: 10px;
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.08);
}
.ck { color: #34D399; font-weight: 800; }
.auth-logo { display: flex; align-items: center; gap: 8px; font-weight: 800; font-size: 20px; color: #fff; margin-bottom: 32px; text-decoration: none; }
.auth-title { font-size: 24px; font-weight: 800; color: #fff; margin-bottom: 6px; }
.auth-sub   { font-size: 13px; color: rgba(255,255,255,.45); margin-bottom: 24px; }
.social-btn {
  width: 100%; display: flex; align-items: center; justify-content: center; gap: 10px;
  padding: 10px; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.1); border-radius: var(--r);
  font-size: 14px; font-weight: 600; color: rgba(255,255,255,.75); cursor: pointer;
  transition: background .15s;
}
.social-btn:hover { background: rgba(255,255,255,.08); }
.div-txt { text-align: center; font-size: 12px; color: rgba(255,255,255,.3); position: relative; margin: 16px 0; }
.div-txt::before, .div-txt::after { content: ''; position: absolute; top: 50%; width: 44%; height: 1px; background: rgba(255,255,255,.08); }
.div-txt::before { left: 0; } .div-txt::after { right: 0; }
@media (max-width: 768px) {
  .auth-form { width: 100%; padding: 32px 24px; }
  .auth-brand { display: none; }
}

/* ── OTP ────────────────────────────────────────────────── */
.otp-row { display: flex; gap: 10px; }
.otp-inp {
  width: 46px; height: 52px; border: 2px solid rgba(255,255,255,.12); border-radius: var(--r);
  text-align: center; font-size: 22px; font-weight: 700; outline: none;
  transition: border-color .15s; background: rgba(255,255,255,.04); color: #fff;
}
.otp-inp:focus { border-color: #059669; box-shadow: 0 0 0 3px rgba(5,150,105,.15); }
.otp-inp.filled { border-color: #059669; background: rgba(5,150,105,.1); }

/* ── Public nav ─────────────────────────────────────────── */
.pub-nav {
  background: rgba(6,13,9,.7);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(255,255,255,.04);
  position: sticky; top: 0; z-index: 100;
  transition: box-shadow .3s ease, background .3s ease;
}
.pub-nav.scrolled { box-shadow: 0 1px 12px rgba(0,0,0,.4); background: rgba(6,13,9,.92); }
.pub-nav-in { display: flex; align-items: center; justify-content: space-between; padding: 0 32px; height: 68px; }
.pub-logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; color: #fff; text-decoration: none; letter-spacing: -0.03em; }
.pub-links { display: flex; gap: 32px; }
.pub-links a { font-size: 14px; color: rgba(255,255,255,.45); font-weight: 500; transition: color .2s; letter-spacing: -0.01em; }
.pub-links a:hover { color: #fff; text-decoration: none; }
.pub-actions { display: flex; gap: 12px; align-items: center; }
.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; position: relative; z-index: 1; }

/* ── Hero ───────────────────────────────────────────────── */
.hero {
  padding: 120px 0 100px;
  text-align: center;
  background: linear-gradient(160deg, rgba(9,25,18,.9) 0%, rgba(12,36,25,.85) 25%, rgba(15,51,34,.8) 55%, rgba(20,61,40,.75) 100%);
  position: relative;
  overflow: hidden;
  z-index: 1;
}
/* Subtle grid texture */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, #000 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, #000 20%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}
/* Animated glow orbs */
.hero-glow {
  position: absolute; inset: 0;
  pointer-events: none; z-index: 1;
  overflow: hidden;
}
.hero-glow::before,
.hero-glow::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  will-change: transform;
}
.hero-glow::before {
  width: 700px; height: 500px;
  top: -10%; left: -5%;
  background: radial-gradient(ellipse, rgba(5,150,105,.14), transparent 70%);
  animation: glow-drift-1 14s ease-in-out infinite;
}
.hero-glow::after {
  width: 500px; height: 400px;
  bottom: -5%; right: -5%;
  background: radial-gradient(ellipse, rgba(52,211,153,.10), transparent 70%);
  animation: glow-drift-2 18s ease-in-out infinite;
}
@keyframes glow-drift-1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%      { transform: translate(8%, 12%) scale(1.08); }
  66%      { transform: translate(-4%, 6%) scale(0.95); }
}
@keyframes glow-drift-2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  40%      { transform: translate(-10%, -8%) scale(1.1); }
  70%      { transform: translate(6%, -4%) scale(0.92); }
}
/* Floating particles canvas */
.hero-particles {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 1;
}
.hero .container { position: relative; z-index: 2; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(5,150,105,.12); color: #6EE7B7;
  font-size: 13px; font-weight: 600; padding: 8px 20px;
  border-radius: 99px; margin-bottom: 28px;
  border: 1px solid rgba(110,231,183,.12);
  backdrop-filter: blur(12px);
  animation: fadeInDown .6s ease;
  letter-spacing: -0.01em;
}
.hero-badge-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: #34D399;
  display: inline-block;
  box-shadow: 0 0 8px rgba(52,211,153,.6);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; box-shadow: 0 0 8px rgba(52,211,153,.6); }
  50% { opacity: .6; box-shadow: 0 0 16px rgba(52,211,153,.4); }
}
.hero h1 {
  font-size: 3.8rem; font-weight: 900; color: #fff;
  line-height: 1.05; margin-bottom: 24px;
  letter-spacing: -0.035em;
  animation: fadeInUp .7s ease;
}
.hero h1 span {
  background: linear-gradient(135deg, #34D399 0%, #6EE7B7 50%, #A7F3D0 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: 1.1rem; color: rgba(255,255,255,.55);
  max-width: 560px; margin: 0 auto 36px; line-height: 1.7;
  animation: fadeInUp .8s ease;
  letter-spacing: -0.01em;
  font-weight: 400;
}
.hero-ctas {
  display: flex; gap: 16px; justify-content: center; margin-bottom: 28px;
  animation: fadeInUp .9s ease;
}
.hero-ctas .btn-primary {
  padding: 16px 40px; font-size: 16px;
  background: linear-gradient(180deg, #10B981 0%, #059669 100%);
  box-shadow: 0 2px 4px rgba(0,0,0,.15), 0 6px 24px rgba(5,150,105,.35), inset 0 1px 0 rgba(255,255,255,.15);
  transition: all .3s cubic-bezier(.4,0,.2,1);
  border-radius: 14px;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.hero-ctas .btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0,0,0,.12), 0 10px 40px rgba(5,150,105,.4), inset 0 1px 0 rgba(255,255,255,.18);
  background: linear-gradient(180deg, #34D399 0%, #10B981 100%);
}
.hero-ctas .btn-primary:active { transform: translateY(0) scale(0.98); }
.hero-ctas .btn-secondary {
  padding: 16px 32px; font-size: 16px;
  background: rgba(255,255,255,.06); color: rgba(255,255,255,.85);
  border: 1px solid rgba(255,255,255,.10);
  backdrop-filter: blur(16px);
  border-radius: 14px;
  font-weight: 600;
  transition: all .3s cubic-bezier(.4,0,.2,1);
}
.hero-ctas .btn-secondary:hover {
  background: rgba(255,255,255,.12);
  border-color: rgba(255,255,255,.2);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(255,255,255,.06);
}
.hero-ctas .btn-secondary:active { transform: translateY(0) scale(0.98); }
.hero-trust {
  display: flex; gap: 28px; justify-content: center;
  font-size: 13px; color: rgba(255,255,255,.4); font-weight: 500;
  animation: fadeInUp 1s ease;
  letter-spacing: -0.01em;
}

/* Hero interactive demo card */
.hero-demo {
  max-width: 540px;
  margin: 52px auto 0;
  animation: fadeInUp 1.1s ease;
}
.hero-demo-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 20px;
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  overflow: hidden;
  box-shadow: 0 16px 48px rgba(0,0,0,.3), 0 0 0 1px rgba(255,255,255,.04);
}
.demo-header {
  display: flex; align-items: center; gap: 10px;
  padding: 14px 18px;
  border-bottom: 1px solid rgba(255,255,255,.06);
  background: rgba(0,0,0,.15);
}
.demo-dots {
  display: flex; gap: 5px;
}
.demo-dots span {
  width: 8px; height: 8px; border-radius: 50%;
  background: rgba(255,255,255,.12);
}
.demo-dots span:first-child { background: rgba(255,82,82,.5); }
.demo-dots span:nth-child(2) { background: rgba(255,189,46,.5); }
.demo-dots span:nth-child(3) { background: rgba(52,211,153,.5); }
.demo-title {
  flex: 1; font-size: 12px; font-weight: 600;
  color: rgba(255,255,255,.45);
  letter-spacing: -0.01em;
}
.demo-badge-live {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 10px; font-weight: 600;
  color: #34D399; letter-spacing: -0.01em;
}
.demo-live-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: #34D399;
  animation: pulse-dot 2s ease-in-out infinite;
}
.demo-body {
  padding: 18px;
  min-height: 60px;
  max-height: 260px;
  overflow-y: auto;
  display: flex; flex-direction: column; gap: 14px;
}
.demo-msg {
  display: flex; gap: 10px; align-items: flex-start;
  animation: fadeInUp .4s ease;
}
.demo-msg-user {
  flex-direction: row-reverse;
}
.demo-avatar {
  width: 28px; height: 28px; border-radius: 8px;
  background: linear-gradient(135deg, #059669, #34D399);
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 800; flex-shrink: 0;
}
.demo-msg-user .demo-avatar {
  background: rgba(255,255,255,.15);
  border-radius: 8px;
}
.demo-bubble {
  padding: 10px 14px;
  border-radius: 14px;
  font-size: 13px; line-height: 1.6;
  max-width: 85%;
}
.demo-msg-ai .demo-bubble {
  background: rgba(255,255,255,.08);
  color: rgba(255,255,255,.8);
  border: 1px solid rgba(255,255,255,.06);
}
.demo-msg-user .demo-bubble {
  background: rgba(5,150,105,.3);
  color: #A7F3D0;
  border: 1px solid rgba(52,211,153,.15);
}
.demo-prompts {
  display: flex; gap: 8px; padding: 0 18px 14px;
  flex-wrap: wrap;
}
.demo-prompt {
  padding: 7px 14px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 99px;
  color: rgba(255,255,255,.6);
  font-size: 12px; font-weight: 500;
  cursor: pointer;
  transition: all .2s ease;
  font-family: inherit;
  letter-spacing: -0.01em;
}
.demo-prompt:hover {
  background: rgba(255,255,255,.12);
  color: rgba(255,255,255,.85);
  border-color: rgba(255,255,255,.18);
}
.demo-input-row {
  display: flex; gap: 8px;
  padding: 0 18px 14px;
}
.demo-input {
  flex: 1;
  padding: 10px 14px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 10px;
  color: rgba(255,255,255,.5);
  font-size: 13px; font-family: inherit;
  outline: none;
  cursor: default;
}
.demo-send {
  width: 38px; height: 38px;
  background: linear-gradient(180deg, #10B981, #059669);
  border: none; border-radius: 10px;
  color: #fff; display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(5,150,105,.3);
  transition: all .2s ease;
  flex-shrink: 0;
}
.demo-send:hover {
  box-shadow: 0 4px 16px rgba(5,150,105,.4);
  transform: translateY(-1px);
}
.demo-cta {
  padding: 0 18px 18px;
}
.demo-cta .btn {
  font-size: 14px;
  padding: 13px 24px;
}
.demo-typing .demo-bubble::after {
  content: '';
  display: inline-block;
  width: 4px; height: 14px;
  background: rgba(255,255,255,.5);
  margin-left: 4px;
  vertical-align: middle;
  animation: blink-cursor .8s steps(1) infinite;
}
@keyframes blink-cursor {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}
@media (max-width: 480px) {
  .hero-demo { margin-top: 36px; }
  .demo-prompts { flex-direction: column; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-12px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ── Stats strip ─────────────────────────────────────────── */
.stats-strip {
  background: linear-gradient(180deg, rgba(7,26,17,.9) 0%, rgba(10,31,22,.85) 40%, rgba(13,42,29,.8) 100%);
  z-index: 1;
  padding: 0;
  position: relative;
  overflow: hidden;
  border-top: 1px solid rgba(52,211,153,.1);
  border-bottom: 1px solid rgba(52,211,153,.06);
}
/* Subtle horizontal scan line texture */
.stats-strip::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 3px, rgba(255,255,255,.008) 3px, rgba(255,255,255,.008) 4px);
  pointer-events: none;
  z-index: 1;
}
/* Top edge glow line */
.stats-strip::after {
  content: '';
  position: absolute;
  top: 0; left: 10%; right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(52,211,153,.4) 30%, rgba(110,231,183,.6) 50%, rgba(52,211,153,.4) 70%, transparent 100%);
  z-index: 2;
}
/* Background ambient glow */
.stats-strip-glow {
  position: absolute;
  top: -60%; left: 50%; transform: translateX(-50%);
  width: 600px; height: 200px;
  background: radial-gradient(ellipse, rgba(5,150,105,.12) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.stats-strip .container {
  position: relative;
  z-index: 2;
}
.stats-strip dl {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  text-align: center;
  position: relative;
  z-index: 1;
  margin: 0;
}
.stats-strip dl > div {
  padding: 48px 24px;
  position: relative;
}
/* Glowing vertical separators */
.stats-strip dl > div:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 22%;
  height: 56%;
  width: 1px;
  background: linear-gradient(180deg, transparent 0%, rgba(52,211,153,.25) 30%, rgba(110,231,183,.35) 50%, rgba(52,211,153,.25) 70%, transparent 100%);
}
.stats-strip dd {
  font-size: 2.5rem;
  font-weight: 900;
  color: #fff;
  letter-spacing: -0.04em;
  line-height: 1;
  text-shadow: 0 0 30px rgba(52,211,153,.2);
}
.stats-plus {
  color: #34D399;
  font-weight: 800;
}
.stats-accent {
  font-size: 0.55em;
  font-weight: 500;
  color: rgba(255,255,255,.4);
  letter-spacing: 0.02em;
  vertical-align: middle;
  text-transform: lowercase;
}
.stats-strip dt {
  font-size: 12px;
  color: rgba(255,255,255,.4);
  font-weight: 500;
  margin-top: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
@media (max-width: 640px) {
  .stats-strip dl { grid-template-columns: repeat(2,1fr); }
  .stats-strip dl > div:nth-child(2)::after { display: none; }
  .stats-strip dd { font-size: 1.75rem; }
  .stats-strip dl > div { padding: 32px 16px; }
}

/* ── Features section ───────────────────────────────────── */
.features { padding: 100px 0; position: relative; z-index: 1; }
.feat-hdr { text-align: center; margin-bottom: 56px; }
.feat-hdr h2 { font-size: 2.2rem; font-weight: 800; margin-bottom: 12px; color: #fff; letter-spacing: -0.03em; line-height: 1.15; }
.feat-hdr p  { color: rgba(255,255,255,.4); font-size: 1.05rem; max-width: 480px; margin: 0 auto; line-height: 1.6; letter-spacing: -0.01em; }
.feat-icon {
  width: 48px; height: 48px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; margin-bottom: 18px;
}
.feat-icon-amber  { background: rgba(217,119,6,.12); }
.feat-icon-blue   { background: rgba(5,150,105,.12); }
.feat-icon-purple { background: rgba(124,58,237,.12); }
.feat-icon-green  { background: rgba(22,163,74,.12); }
.feat-card {
  display: block; padding: 28px 24px;
  background: rgba(255,255,255,.025);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: 16px;
  backdrop-filter: blur(8px);
  transition: transform .3s cubic-bezier(.4,0,.2,1), box-shadow .3s cubic-bezier(.4,0,.2,1), border-color .3s ease;
}
.feat-card h3 {
  font-size: 1rem; font-weight: 700; color: #fff;
  margin-bottom: 8px; letter-spacing: -0.02em;
}
.feat-card p {
  font-size: 13px; color: rgba(255,255,255,.45); line-height: 1.6;
  letter-spacing: -0.01em;
}
.feat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,.4), 0 0 0 1px rgba(110,231,183,.06);
  border-color: rgba(255,255,255,.1);
}
.features .card-h {
  transition: transform .3s cubic-bezier(.4,0,.2,1), box-shadow .3s cubic-bezier(.4,0,.2,1);
  border: 1px solid rgba(255,255,255,.06);
}
.features .card-h:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,.4);
}

/* ── How it works section ──────────────────────────────── */
.how-it-works {
  background: rgba(255,255,255,.015);
  padding: 100px 0;
  position: relative;
  z-index: 1;
  border-top: 1px solid rgba(255,255,255,.04);
  border-bottom: 1px solid rgba(255,255,255,.04);
}
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  text-align: center;
}
.step-card {
  background: rgba(255,255,255,.03);
  padding: 36px 28px;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,.06);
  backdrop-filter: blur(8px);
  transition: transform .3s cubic-bezier(.4,0,.2,1), box-shadow .3s cubic-bezier(.4,0,.2,1);
}
.step-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,.4);
  border-color: rgba(255,255,255,.1);
}
.step-number {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, #059669, #10B981);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 800; font-size: 17px;
  margin: 0 auto 20px;
  box-shadow: 0 4px 16px rgba(5,150,105,.25);
}
.step-card h3 {
  font-size: 1.05rem; font-weight: 700; color: #fff;
  margin-bottom: 8px; letter-spacing: -0.02em;
}
.step-card p {
  font-size: 13px; color: rgba(255,255,255,.45); line-height: 1.6;
  letter-spacing: -0.01em;
}
@media (max-width: 640px) {
  .steps-grid { grid-template-columns: 1fr; }
}

/* ── Photo showcase section ─────────────────────────────── */
.photo-showcase {
  padding: 100px 0;
  background: transparent;
  position: relative;
  z-index: 1;
}
.showcase-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.showcase-grid.reverse { direction: rtl; }
.showcase-grid.reverse > * { direction: ltr; }
.showcase-img {
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0,0,0,.4);
  position: relative;
  aspect-ratio: 4/3;
  border: 1px solid rgba(255,255,255,.06);
}
.showcase-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s cubic-bezier(.4,0,.2,1);
}
.showcase-img:hover img { transform: scale(1.03); }
.showcase-img::after {
  content: '';
  position: absolute; inset: 0;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,.04);
  pointer-events: none;
}
.showcase-text { padding: 8px 0; }
.showcase-text h3 {
  font-size: 1.6rem; font-weight: 800; color: #fff;
  margin-bottom: 14px; line-height: 1.2;
  letter-spacing: -0.03em;
}
.showcase-text p {
  font-size: 1rem; color: rgba(255,255,255,.45); line-height: 1.7;
  margin-bottom: 24px;
  letter-spacing: -0.01em;
}
.showcase-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.showcase-tag {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 6px 14px; background: rgba(5,150,105,.1); color: #6EE7B7;
  border-radius: 99px; font-size: 12px; font-weight: 600;
  border: 1px solid rgba(110,231,183,.12);
  letter-spacing: -0.01em;
}
@media (max-width: 768px) {
  .showcase-grid, .showcase-grid.reverse { grid-template-columns: 1fr; direction: ltr; }
}

/* ── Testimonials section ───────────────────────────────── */
.testimonials {
  padding: 100px 0;
  background: rgba(255,255,255,.015);
  position: relative;
  z-index: 1;
  border-top: 1px solid rgba(255,255,255,.04);
  border-bottom: 1px solid rgba(255,255,255,.04);
}
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial-card {
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: 18px;
  padding: 28px;
  display: flex; flex-direction: column; gap: 18px;
  backdrop-filter: blur(8px);
  transition: transform .3s cubic-bezier(.4,0,.2,1), box-shadow .3s cubic-bezier(.4,0,.2,1);
}
.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,.4);
  border-color: rgba(255,255,255,.1);
}
.testimonial-stars { color: #F59E0B; font-size: 13px; letter-spacing: 2px; }
.testimonial-text {
  font-size: 14px; color: rgba(255,255,255,.55); line-height: 1.75;
  flex: 1; letter-spacing: -0.01em;
}
.testimonial-author {
  display: flex; align-items: center; gap: 12px;
  border-top: 1px solid rgba(255,255,255,.06);
  padding-top: 18px;
}
.testimonial-av {
  width: 40px; height: 40px; border-radius: 50%;
  background: linear-gradient(135deg, #059669, #34D399);
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 13px; flex-shrink: 0;
}
.testimonial-name { font-size: 13px; font-weight: 700; color: #fff; letter-spacing: -0.01em; }
.testimonial-role { font-size: 11px; color: rgba(255,255,255,.4); margin-top: 1px; }
@media (max-width: 768px) { .testimonial-grid { grid-template-columns: 1fr; } }

/* ── Gallery mosaic ─────────────────────────────────────── */
.gallery-section {
  padding: 100px 0;
  background: rgba(6,13,9,.6);
  position: relative;
  overflow: hidden;
  z-index: 1;
}
.gallery-section::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 700px 500px at 25% 50%, rgba(5,150,105,.08), transparent),
    radial-gradient(ellipse 500px 400px at 75% 30%, rgba(52,211,153,.05), transparent);
  pointer-events: none;
}
.gallery-section .feat-hdr h2 { color: #fff; }
.gallery-section .feat-hdr p { color: rgba(255,255,255,.4); }
.gallery-mosaic {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: 200px 200px;
  gap: 14px;
  position: relative; z-index: 1;
}
.gallery-item {
  border-radius: 16px;
  overflow: hidden;
  position: relative;
  cursor: pointer;
}
.gallery-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s cubic-bezier(.4,0,.2,1);
}
.gallery-item:hover img { transform: scale(1.06); }
.gallery-item::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.5) 0%, transparent 50%);
  opacity: 0;
  transition: opacity .3s;
}
.gallery-item:hover::after { opacity: 1; }
.gallery-item:nth-child(1) { grid-column: 1 / 3; grid-row: 1 / 3; }
.gallery-item:nth-child(2) { grid-column: 3; }
.gallery-item:nth-child(3) { grid-column: 4; }
.gallery-item:nth-child(4) { grid-column: 3 / 5; }
.gallery-caption {
  position: absolute; bottom: 18px; left: 18px; z-index: 2;
  color: #fff; font-size: 14px; font-weight: 700;
  opacity: 0; transition: opacity .3s; text-shadow: 0 2px 8px rgba(0,0,0,.4);
  letter-spacing: -0.01em;
}
.gallery-item:hover .gallery-caption { opacity: 1; }
@media (max-width: 768px) {
  .gallery-mosaic { grid-template-columns: 1fr 1fr; grid-template-rows: auto; }
  .gallery-item:nth-child(1) { grid-column: 1 / 3; }
  .gallery-item:nth-child(4) { grid-column: 1 / 3; }
}

/* ── CTA strip ──────────────────────────────────────────── */
.cta-strip {
  background: linear-gradient(160deg, rgba(9,25,18,.9) 0%, rgba(12,36,25,.85) 40%, rgba(20,61,40,.8) 100%);
  z-index: 1;
  padding: 96px 0; text-align: center; color: #fff;
  position: relative; overflow: hidden;
}
.cta-strip::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 600px 400px at 30% 50%, rgba(5,150,105,.1), transparent),
    radial-gradient(ellipse 500px 350px at 70% 50%, rgba(52,211,153,.06), transparent);
  pointer-events: none;
}
.cta-strip .container { position: relative; z-index: 1; max-width: 640px; }
.cta-strip h2 { font-size: 2.2rem; font-weight: 800; margin-bottom: 14px; letter-spacing: -0.03em; line-height: 1.15; }
.cta-strip p  { color: rgba(255,255,255,.45); margin-bottom: 36px; font-size: 1.05rem; line-height: 1.6; letter-spacing: -0.01em; }
.cta-strip .btn-primary {
  background: linear-gradient(180deg, #10B981 0%, #059669 100%);
  box-shadow: 0 2px 4px rgba(0,0,0,.15), 0 6px 24px rgba(5,150,105,.35), inset 0 1px 0 rgba(255,255,255,.15);
  padding: 16px 40px; font-size: 16px;
  transition: all .3s cubic-bezier(.4,0,.2,1);
  border-radius: 14px;
  font-weight: 700;
}
.cta-strip .btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0,0,0,.12), 0 10px 40px rgba(5,150,105,.4), inset 0 1px 0 rgba(255,255,255,.18);
  background: linear-gradient(180deg, #34D399 0%, #10B981 100%);
}
.cta-strip .btn-primary:active { transform: translateY(0) scale(0.98); }

/* ── Footer ─────────────────────────────────────────────── */
.pub-footer {
  background: rgba(6,13,9,.9); border-top: 1px solid rgba(255,255,255,.04);
  z-index: 1; position: relative;
  padding: 56px 0 32px;
  color: rgba(255,255,255,.4);
}
.pub-footer-in {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 20px;
}
.pub-footer .pub-logo { color: rgba(255,255,255,.9); }
.pub-footer .pub-logo .logo-icon { opacity: .85; }
.footer-links { display: flex; gap: 28px; }
.footer-links a { font-size: 13px; color: rgba(255,255,255,.4); transition: color .2s; letter-spacing: -0.01em; }
.footer-links a:hover { color: rgba(255,255,255,.8); text-decoration: none; }
.pub-footer .tmuted { color: rgba(255,255,255,.2); }

/* ── Plans ──────────────────────────────────────────────── */
.plan-card {
  background: rgba(255,255,255,.03); border: 1px solid rgba(255,255,255,.06); border-radius: var(--rl);
  padding: 24px; position: relative; display: flex; flex-direction: column;
  backdrop-filter: blur(8px);
}
.plan-card.popular { border: 2px solid #059669; box-shadow: 0 4px 24px rgba(5,150,105,.15); }
.pop-badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--blue); color: #fff; font-size: 10px; font-weight: 800;
  padding: 3px 12px; border-radius: 99px; white-space: nowrap;
}
.plan-price { display: flex; align-items: baseline; gap: 4px; }
.plan-price-val { font-size: 28px; font-weight: 900; color: #fff; }
.plan-price span { font-size: 13px; color: rgba(255,255,255,.4); }
.plan-feats { display: flex; flex-direction: column; gap: 9px; flex: 1; margin-bottom: 20px; font-size: 13px; color: rgba(255,255,255,.6); }
.plan-feats .ck { color: #34D399; font-weight: 800; }
.plan-feats .xk { color: rgba(255,255,255,.2); }

/* ── Language lesson ────────────────────────────────────── */
.lang-choice {
  width: 100%; text-align: left; padding: 12px 16px; margin-bottom: 8px;
  background: rgba(255,255,255,.03); border: 2px solid rgba(255,255,255,.08); border-radius: var(--r);
  font-size: 14px; cursor: pointer; transition: border-color .15s, background .15s;
  color: rgba(255,255,255,.8);
}
.lang-choice:hover { border-color: #059669; background: rgba(5,150,105,.08); }
.lang-choice.correct { border-color: #16A34A; background: rgba(22,163,74,.1); color: #4ADE80; }
.lang-choice.wrong   { border-color: #DC2626; background: rgba(220,38,38,.1); color: #FCA5A5; }

/* ── Chat ───────────────────────────────────────────────── */
.chat-msgs { flex: 1; overflow-y: auto; display: flex; flex-direction: column; gap: 14px; padding: 16px; }
.chat-bar  { display: flex; gap: 8px; padding: 12px 16px; background: rgba(8,16,11,.9); border-top: 1px solid rgba(255,255,255,.06); }
.chat-inp  { flex: 1; padding: 10px 14px; border: 1px solid rgba(255,255,255,.1); border-radius: var(--rl); font-size: 14px; outline: none; background: rgba(255,255,255,.04); color: rgba(255,255,255,.9); }
.chat-inp:focus { border-color: #059669; }
.send-btn  { width: 38px; height: 38px; background: var(--blue); color: #fff; border: none; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.send-btn:hover { background: #047857; }
.msg-user  { align-self: flex-end; background: var(--blue); color: #fff; padding: 10px 14px; border-radius: 16px 16px 4px 16px; max-width: 75%; font-size: 13px; line-height: 1.5; }
.msg-ai    { align-self: flex-start; background: rgba(255,255,255,.06); color: rgba(255,255,255,.8); padding: 10px 14px; border-radius: 16px 16px 16px 4px; max-width: 80%; font-size: 13px; line-height: 1.6; }
.msg-ai strong { color: #6EE7B7; }

/* ── Support widget ─────────────────────────────────────── */
.sup-widget { position: fixed; bottom: 24px; right: 24px; z-index: 999; }
.sup-btn {
  width: 52px; height: 52px; border-radius: 50%; background: var(--blue); color: #fff;
  border: none; font-size: 22px; display: flex; align-items: center; justify-content: center;
  box-shadow: var(--sh-md); cursor: pointer; transition: transform .15s;
}
.sup-btn:hover { transform: scale(1.08); }
.sup-panel {
  position: absolute; bottom: 64px; right: 0; width: 320px; background: rgba(10,18,13,.95);
  border: 1px solid rgba(255,255,255,.08); border-radius: var(--rl); box-shadow: 0 8px 32px rgba(0,0,0,.5);
  display: none; flex-direction: column; overflow: hidden;
  backdrop-filter: blur(16px);
}
.sup-panel.open { display: flex; }
.sup-hdr { background: var(--blue); color: #fff; padding: 14px 16px; }
.sup-hdr h4 { font-size: 14px; font-weight: 700; }
.sup-hdr p  { font-size: 11px; opacity: .8; margin-top: 2px; }
.sup-msgs { flex: 1; min-height: 200px; max-height: 260px; overflow-y: auto; padding: 12px; display: flex; flex-direction: column; gap: 10px; background: rgba(0,0,0,.2); }
.sup-inp-row { display: flex; gap: 8px; padding: 10px 12px; border-top: 1px solid rgba(255,255,255,.06); }
.sup-inp-row input { flex: 1; padding: 7px 10px; border: 1px solid rgba(255,255,255,.1); border-radius: var(--r); font-size: 12px; outline: none; background: rgba(255,255,255,.04); color: rgba(255,255,255,.9); }
.sup-inp-row input:focus { border-color: #059669; }

/* ── Weekly chart ───────────────────────────────────────── */
#weekly-chart { display: flex; align-items: flex-end; gap: 8px; height: 120px; padding: 8px 0; }
.wc-bar-wrap { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 5px; height: 100%; justify-content: flex-end; }
.wc-bar { width: 100%; background: var(--blue-m); border-radius: 4px 4px 0 0; transition: background .15s; min-height: 4px; }
.wc-bar:hover { background: var(--blue); }
.wc-bar.today { background: var(--blue); }
.wc-lbl { font-size: 10px; color: rgba(255,255,255,.4); }
.wc-val { font-size: 10px; font-weight: 700; color: rgba(255,255,255,.5); }

/* ── Heatmap ────────────────────────────────────────────── */
#heatmap { overflow-x: auto; }
.hm-grid { display: flex; gap: 3px; }
.hm-col  { display: flex; flex-direction: column; gap: 3px; }
.hm-cell {
  width: 11px; height: 11px; border-radius: 2px; background: rgba(255,255,255,.06);
  cursor: pointer; transition: transform .1s;
}
.hm-cell:hover { transform: scale(1.3); }
.hm-cell.l1 { background: rgba(5,150,105,.15); }
.hm-cell.l2 { background: rgba(110,231,183,.3); }
.hm-cell.l3 { background: #34D399; }
.hm-cell.l4 { background: var(--blue); }

/* ── Cronograma / Week grid ─────────────────────────────── */
.week-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 8px; }
.day-col  { display: flex; flex-direction: column; gap: 6px; }
.day-hdr  { font-size: 11px; font-weight: 700; color: rgba(255,255,255,.4); text-align: center; padding: 6px 2px; }
.day-hdr.today { color: #6EE7B7; font-weight: 800; }
.sblock   {
  border-radius: 6px; padding: 7px 8px; font-size: 10px; font-weight: 600;
  line-height: 1.3; cursor: pointer; transition: opacity .15s;
}
.sblock:hover { opacity: .85; }
.sblock.done { opacity: .55; }
.sb-math { background: rgba(5,150,105,.12); color: #6EE7B7; }
.sb-port { background: rgba(124,58,237,.12); color: #C4B5FD; }
.sb-dir  { background: rgba(217,119,6,.12); color: #FCD34D; }
.sb-eng  { background: rgba(22,163,74,.12); color: #4ADE80; }
.sb-sim  { background: rgba(220,38,38,.12); color: #FCA5A5; }
@media (max-width: 768px) { .week-grid { grid-template-columns: repeat(3,1fr); } }

/* ── Question ───────────────────────────────────────────── */
.q-card   { background: rgba(255,255,255,.03); border: 1px solid rgba(255,255,255,.06); border-radius: var(--rl); padding: 24px; margin-bottom: 16px; backdrop-filter: blur(8px); }
.q-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.q-meta   { display: flex; gap: 8px; flex-wrap: wrap; }
.q-text   { font-size: 14px; line-height: 1.7; color: rgba(255,255,255,.8); margin-bottom: 20px; }
.q-option {
  display: flex; align-items: flex-start; gap: 12px; padding: 11px 14px;
  border: 2px solid rgba(255,255,255,.08); border-radius: var(--r); margin-bottom: 8px;
  cursor: pointer; transition: border-color .15s, background .15s; font-size: 13px;
  color: rgba(255,255,255,.7);
}
.q-option:hover { border-color: #059669; background: rgba(5,150,105,.08); }
.q-option.selected { border-color: #059669; background: rgba(5,150,105,.08); }
.q-option.correct  { border-color: #16A34A; background: rgba(22,163,74,.1); }
.q-option.wrong    { border-color: #DC2626; background: rgba(220,38,38,.1); }
.q-opt-letter { width: 24px; height: 24px; border-radius: 50%; background: rgba(255,255,255,.06); font-weight: 700; font-size: 12px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; color: rgba(255,255,255,.6); }
.q-explanation { background: rgba(5,150,105,.08); border: 1px solid rgba(110,231,183,.12); border-radius: var(--r); padding: 14px; margin-top: 14px; font-size: 13px; line-height: 1.6; color: rgba(255,255,255,.7); }

/* ── Modal ──────────────────────────────────────────────── */
.modal-bg  { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: flex; align-items: center; justify-content: center; z-index: 1000; backdrop-filter: blur(4px); }
.modal-box { background: rgba(12,20,15,.95); border: 1px solid rgba(255,255,255,.08); border-radius: var(--rl); padding: 28px; max-width: 480px; width: 90%; display: flex; flex-direction: column; gap: 16px; box-shadow: 0 16px 48px rgba(0,0,0,.5); }
.modal-title { font-size: 18px; font-weight: 800; color: #fff; }
.modal-sub   { font-size: 13px; color: rgba(255,255,255,.4); margin-top: -8px; }

/* ── Help categories ────────────────────────────────────── */
.help-cat {
  padding: 20px; background: rgba(255,255,255,.03); border: 1px solid rgba(255,255,255,.06); border-radius: var(--rl);
  cursor: pointer; text-align: center; transition: box-shadow .15s, border-color .15s;
  color: rgba(255,255,255,.7);
}
.help-cat:hover { box-shadow: 0 4px 16px rgba(0,0,0,.3); border-color: rgba(110,231,183,.15); }

/* ── Toast ──────────────────────────────────────────────── */
.toast-container { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%); z-index: 9999; display: flex; flex-direction: column; gap: 8px; align-items: center; pointer-events: none; }
.toast {
  padding: 10px 20px; border-radius: var(--rl); font-size: 13px; font-weight: 600;
  color: #fff; box-shadow: var(--sh-md); animation: toastIn .25s ease;
  pointer-events: auto; max-width: 340px; text-align: center;
}
.toast-success { background: var(--green); }
.toast-error   { background: var(--red); }
.toast-warning { background: var(--amber); }
.toast-default { background: var(--n800); }
@keyframes toastIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

/* ── Skip to content (accessibility) ────────────────────── */
.skip-link {
  position: absolute; top: -40px; left: 0; background: var(--blue); color: #fff;
  padding: 8px 16px; z-index: 10000; font-size: 14px; font-weight: 600;
  transition: top .2s;
}
.skip-link:focus { top: 0; }

/* ── Focus visible (accessibility) ──────────────────────── */
:focus-visible {
  outline: 2px solid #059669;
  outline-offset: 2px;
}
button:focus-visible, .btn:focus-visible, a:focus-visible {
  outline: 2px solid #059669;
  outline-offset: 2px;
}
/* ── Dark select element ──────────────────────────────── */
select {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.1);
  color: rgba(255,255,255,.8);
  border-radius: var(--r);
  padding: 8px 12px;
}
select:focus { border-color: #059669; outline: none; box-shadow: 0 0 0 3px rgba(5,150,105,.15); }

/* ── Enhanced mobile ───────────────────────────────────── */
@media (max-width: 768px) {
  .search-bar input { width: 140px; }
  .pg-hdr.flex { flex-direction: column; align-items: flex-start; gap: 12px; }
  .hero { padding: 80px 0 64px; }
  .hero h1 { font-size: 2.2rem; }
  .hero-ctas { flex-direction: column; align-items: center; }
  .hero-images { flex-direction: column; align-items: center; gap: 12px; }
  .hero-img-card { width: 280px; height: 140px; }
  .hero-img-card:nth-child(1),
  .hero-img-card:nth-child(3) { transform: none; }
  .hero-trust { flex-wrap: wrap; gap: 12px; }
  .auth-page { flex-direction: column; }
  #sb-toggle { display: block !important; }
  .pub-links { display: none; }
  .features, .photo-showcase, .testimonials, .gallery-section, .how-it-works { padding: 72px 0; }
  .cta-strip { padding: 72px 0; }
  .feat-hdr { margin-bottom: 40px; }
  .showcase-grid { gap: 32px; }
}
@media (max-width: 480px) {
  .main { padding: 16px; }
  .card { padding: 16px; }
  .topbar { padding: 0 12px; }
  .search-bar { display: none; }
  .hero h1 { font-size: 1.8rem; }
  .hero-images { display: none; }
  .pub-nav-in { padding: 0 16px; }
  .feat-hdr h2 { font-size: 1.6rem; }
  .cta-strip h2 { font-size: 1.6rem; }
}

/* ── Biblioteca de Estudos ─────────────────────────────── */
.bib-hero {
  position: relative;
  background: linear-gradient(135deg, rgba(5,150,105,.15) 0%, rgba(52,211,153,.05) 100%);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: var(--rxl);
  padding: 48px 40px;
  margin-bottom: 24px;
  overflow: hidden;
}
.bib-hero-glow {
  position: absolute;
  top: -40%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(52,211,153,.12) 0%, transparent 70%);
  pointer-events: none;
}
.bib-hero-content { position: relative; z-index: 1; max-width: 640px; }
.bib-hero-title {
  font-size: 1.8rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 12px;
  background: linear-gradient(135deg, #fff 30%, #6EE7B7 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.bib-hero-sub {
  font-size: 14px;
  color: rgba(255,255,255,.5);
  line-height: 1.6;
  max-width: 520px;
}

/* Search */
.bib-search-wrap { position: relative; z-index: 1; }
.bib-search {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--rl);
  padding: 14px 20px;
  transition: border-color .2s, box-shadow .2s;
}
.bib-search:focus-within {
  border-color: rgba(110,231,183,.3);
  box-shadow: 0 0 0 3px rgba(110,231,183,.08);
}
.bib-search-icon { font-size: 16px; opacity: .4; flex-shrink: 0; }
.bib-search-input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: rgba(255,255,255,.85);
  font-size: 14px;
}
.bib-search-input::placeholder { color: rgba(255,255,255,.3); }

/* Filters */
.bib-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  position: relative;
  z-index: 1;
}
.bib-filter {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 100px;
  padding: 8px 18px;
  font-size: 13px;
  color: rgba(255,255,255,.5);
  transition: all .2s;
  white-space: nowrap;
}
.bib-filter:hover { color: rgba(255,255,255,.8); border-color: rgba(255,255,255,.15); }
.bib-filter.active {
  background: linear-gradient(135deg, rgba(5,150,105,.25), rgba(52,211,153,.15));
  border-color: rgba(110,231,183,.3);
  color: #6EE7B7;
  font-weight: 600;
}

/* Sections */
.bib-section {
  margin-bottom: 32px;
  position: relative;
  z-index: 1;
}
.bib-section-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: rgba(255,255,255,.9);
}

/* Video cards */
.bib-video-card { cursor: pointer; padding: 0; overflow: hidden; }
.bib-thumb {
  position: relative;
  background: linear-gradient(135deg, rgba(5,150,105,.12) 0%, rgba(17,24,39,.6) 100%);
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.bib-play {
  width: 44px;
  height: 44px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  backdrop-filter: blur(8px);
  transition: all .25s;
}
.bib-video-card:hover .bib-play {
  background: rgba(110,231,183,.2);
  border-color: rgba(110,231,183,.4);
  transform: scale(1.1);
}
.bib-duration {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0,0,0,.7);
  border-radius: 6px;
  padding: 2px 8px;
  font-size: 11px;
  font-weight: 600;
  color: rgba(255,255,255,.8);
  backdrop-filter: blur(4px);
}
.bib-video-title {
  font-size: 13px;
  font-weight: 600;
  color: rgba(255,255,255,.85);
  line-height: 1.4;
  margin-bottom: 4px;
}
.bib-video-card > h3,
.bib-video-card > p,
.bib-video-card > .flex { padding: 0 16px; }
.bib-video-card > h3 { padding-top: 14px; }
.bib-video-card > .flex:last-child { padding-bottom: 14px; }
.bib-video-card > p { padding-left: 16px; padding-right: 16px; }

/* Exam link */
.bib-exam-link {
  border-left: 3px solid var(--blue);
  transition: border-color .2s;
}
.bib-exam-link:hover { border-left-color: #6EE7B7; }

@media (max-width: 640px) {
  .bib-hero { padding: 32px 20px; }
  .bib-hero-title { font-size: 1.4rem; }
  .bib-filters { gap: 6px; }
  .bib-filter { padding: 6px 14px; font-size: 12px; }
  .bib-thumb { height: 120px; }
}

/* ── Loading spinner ───────────────────────────────────── */
.spinner {
  width: 20px; height: 20px; border: 2px solid var(--n200);
  border-top-color: var(--blue); border-radius: 50%;
  animation: spin .6s linear infinite; display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }
.btn.loading { pointer-events: none; opacity: .7; }

/* ── Smooth scroll & reduced motion ────────────────────── */
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}