/* =========================================================
   Tokens
   ========================================================= */
:root {
  --ink: #12181c;
  --ink-2: #1b232a;
  --ink-line: #2a343b;
  --paper: #f3efe4;
  --paper-2: #eae3cf;
  --paper-line: #cfc6ab;
  --green: #2f7d46;
  --green-deep: #204f2e;
  --gold: #c48a2d;
  --gold-deep: #8f6620;
  --text-on-ink: #eae6da;
  --text-soft-on-ink: #92a0a6;
  --text-on-paper: #201d17;
  --text-soft-on-paper: #6b6552;

  --font-display: "Noto Serif Georgian", serif;
  --font-body: "Noto Sans Georgian", sans-serif;
  --font-mono: "JetBrains Mono", monospace;

  --container: 1140px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--ink);
  color: var(--text-on-ink);
  font-family: var(--font-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  margin: 0;
  color: inherit;
}

p { margin: 0; }

button { font-family: inherit; cursor: pointer; }

/* =========================================================
   Buttons
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
  border-radius: 3px;
  padding: 11px 20px;
  font-size: 0.95rem;
  font-weight: 600;
  transition: transform 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
}
.btn:active { transform: translateY(1px); }

.btn-stamp {
  background: var(--green);
  color: #f4fbf3;
  box-shadow: 0 2px 0 var(--green-deep);
}
.btn-stamp:hover { background: #35914f; }

.btn-outline {
  background: transparent;
  color: var(--text-on-ink);
  border-color: var(--ink-line);
}
.btn-outline:hover { border-color: var(--gold); color: var(--gold); }

.btn-ghost {
  background: transparent;
  color: var(--text-soft-on-ink);
  border-color: transparent;
  padding: 11px 14px;
}
.btn-ghost:hover { color: var(--text-on-ink); }

.btn-lg { padding: 14px 26px; font-size: 1rem; }
.btn-block { width: 100%; }

/* =========================================================
   Navbar
   ========================================================= */
.navbar {
  border-bottom: 1px solid var(--ink-line);
  padding: 18px 0;
}
.navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-on-ink);
}
.logo-mark {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gold);
  color: var(--ink);
  border-radius: 3px;
  font-size: 0.9rem;
}
.logo-word {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.2px;
}
.logo-word em { color: var(--gold); font-style: normal; }
.auth-buttons { display: flex; align-items: center; gap: 6px; }

/* =========================================================
   Hero + Receipt
   ========================================================= */
.hero { padding: 76px 0 96px; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}
.hero-copy h1 {
  font-size: clamp(2.1rem, 4vw, 3.1rem);
  line-height: 1.18;
  max-width: 14ch;
}
.hero-copy p {
  margin-top: 20px;
  max-width: 46ch;
  color: var(--text-soft-on-ink);
  font-size: 1.05rem;
}
.hero-actions {
  display: flex;
  gap: 12px;
  margin-top: 32px;
  flex-wrap: wrap;
}

.receipt {
  position: relative;
  background: var(--paper);
  color: var(--text-on-paper);
  padding: 26px 24px 34px;
  border-radius: 2px;
  transform: rotate(-1.6deg);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
  animation: receipt-print 0.6s ease-out;
}
@media (prefers-reduced-motion: reduce) {
  .receipt { animation: none; }
}
@keyframes receipt-print {
  from { opacity: 0; transform: rotate(-1.6deg) translateY(-18px); }
  to { opacity: 1; transform: rotate(-1.6deg) translateY(0); }
}
.receipt-head {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  color: var(--text-soft-on-paper);
  border-bottom: 1px dashed var(--paper-line);
  padding-bottom: 12px;
  margin-bottom: 14px;
}
.receipt-row {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 0;
  font-size: 0.92rem;
}
.receipt-label { white-space: nowrap; }
.receipt-dots {
  flex: 1;
  border-bottom: 1px dotted var(--paper-line);
  margin-bottom: 4px;
  min-width: 12px;
}
.receipt-value {
  font-family: var(--font-mono);
  font-weight: 500;
  white-space: nowrap;
}
.receipt-row-total {
  margin-top: 6px;
  padding-top: 12px;
  border-top: 1px dashed var(--paper-line);
  font-weight: 600;
}
.receipt-row-total .receipt-value { color: var(--green-deep); }
.receipt-tear {
  position: absolute;
  left: 0; right: 0; bottom: -8px;
  height: 16px;
  background:
    radial-gradient(circle at 8px 0, transparent 8px, var(--paper) 8.5px) repeat-x;
  background-size: 16px 16px;
}

/* =========================================================
   Stats strip (detailed live numbers)
   ========================================================= */
.stats-strip {
  padding: 8px 0 0;
}
.strip-scroll {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 1px;
  background: var(--ink-line);
  border: 1px solid var(--ink-line);
  border-radius: 2px;
  overflow: hidden;
}
.strip-card {
  background: var(--ink-2);
  padding: 18px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}
.strip-value {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--text-on-ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.strip-label {
  font-size: 0.76rem;
  color: var(--text-soft-on-ink);
  line-height: 1.3;
}

@media (max-width: 860px) {
  .strip-scroll {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    border-radius: 0;
    border-left: none;
    border-right: none;
    margin: 0 -24px;
    width: calc(100% + 48px);
    -webkit-overflow-scrolling: touch;
  }
  .strip-scroll::-webkit-scrollbar { display: none; }
  .strip-card {
    scroll-snap-align: start;
    flex: 0 0 42%;
    border-right: 1px solid var(--ink-line);
  }
}
@media (max-width: 480px) {
  .strip-card { flex-basis: 58%; }
}

/* =========================================================
   Features / Stubs
   ========================================================= */
.features { padding: 88px 0 100px; border-top: 1px solid var(--ink-line); }
.section-title {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  text-align: center;
}
.section-sub {
  text-align: center;
  color: var(--text-soft-on-ink);
  margin-top: 10px;
}

.stub-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 56px;
}
.stub {
  background: var(--paper);
  color: var(--text-on-paper);
  padding: 28px 22px;
  border-radius: 2px;
  position: relative;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.25);
}
.stub::before {
  content: "";
  position: absolute;
  left: 0; top: 12px; bottom: 12px;
  width: 1px;
  background-image: linear-gradient(var(--paper-line) 60%, transparent 0%);
  background-size: 1px 8px;
  background-repeat: repeat-y;
}
.stub-tilt-a { transform: rotate(-0.8deg); }
.stub-tilt-b { transform: rotate(0.9deg); }
.stub-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--green);
  color: #f4fbf3;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  margin-bottom: 16px;
}
.stub h3 { font-size: 1.15rem; margin-bottom: 8px; }
.stub p { color: var(--text-soft-on-paper); font-size: 0.94rem; }

/* =========================================================
   Modal
   ========================================================= */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 13, 15, 0.66);
  z-index: 100;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.modal.active { display: flex; }
.modal-content {
  background: var(--paper);
  color: var(--text-on-paper);
  width: 100%;
  max-width: 420px;
  padding: 32px 28px;
  border-radius: 3px;
  position: relative;
  background-image: repeating-linear-gradient(
    var(--paper) 0px, var(--paper) 34px, var(--paper-2) 35px
  );
}
.modal-content h2 {
  font-size: 1.4rem;
  margin-bottom: 22px;
}
.close-btn {
  position: absolute;
  top: 14px; right: 14px;
  background: none;
  border: none;
  font-size: 1.4rem;
  line-height: 1;
  color: var(--text-soft-on-paper);
}
.close-btn:hover { color: var(--text-on-paper); }

.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 0.82rem;
  color: var(--text-soft-on-paper);
  margin-bottom: 6px;
}
.form-group input {
  width: 100%;
  border: none;
  border-bottom: 1.5px solid var(--paper-line);
  background: transparent;
  padding: 8px 2px;
  font-size: 0.98rem;
  font-family: inherit;
  color: var(--text-on-paper);
}
.form-group input:focus {
  outline: none;
  border-bottom-color: var(--green);
}
.form-group input:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.alert {
  font-size: 0.86rem;
  padding: 10px 12px;
  border-radius: 2px;
  margin-bottom: 14px;
}
.alert.error { background: #fbe6e2; color: #8a2c1c; }
.alert.success { background: #e3f1e6; color: var(--green-deep); }

/* =========================================================
   Footer
   ========================================================= */
footer {
  border-top: 1px solid var(--ink-line);
  padding: 22px 0;
}
.footer-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-soft-on-ink);
  font-family: var(--font-mono);
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; }
  .receipt { transform: rotate(0deg); max-width: 420px; }
  .stub-row { grid-template-columns: 1fr; }
  .stub-tilt-a, .stub-tilt-b { transform: none; }
  .footer-row { flex-direction: column; gap: 4px; text-align: center; }
}

@media (max-width: 520px) {
  .auth-buttons .btn-ghost { padding: 11px 10px; }
  .hero { padding: 52px 0 64px; }
}