/* ============================================================
   GlowUp Laces — Homepage Stylesheet
   Dark warm theme · Rescue Orange accent
   ============================================================ */

:root {
  --bg: #12100F;
  --bg-2: #1A1613;
  --surface: #201B17;
  --surface-2: #26201B;
  --border: #332A22;
  --border-strong: #4A3A2B;
  --text: #F6EFE6;
  --text-muted: #CFC4B4;
  --text-dim: #A99C8A;
  --accent: #F97316;
  --accent-deep: #EA580C;
  --accent-light: #FDBA74;
  --accent-bg: #2B1205;
  --accent-ink: #1A0A02;
  --radius: 14px;
  --maxw: 1180px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  color: var(--accent-light);
  text-decoration: none;
}

a:hover {
  color: var(--accent);
}

img {
  max-width: 100%;
  display: block;
}

h1, h2, h3, h4 {
  line-height: 1.15;
  font-weight: 700;
  color: var(--text);
}

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================================
   SHOE-LACE BOW NAVIGATION
   ============================================================ */

.bowknot-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg-2);
  border-bottom: 1px solid var(--border);
}

.bowknot-nav .nav-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 74px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.brand .wordmark {
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: 0.02em;
  color: var(--text);
  white-space: nowrap;
}

.brand .wordmark span {
  color: var(--accent);
}

/* CSS-drawn shoelace bow */
.bowknot-icon {
  position: relative;
  width: 34px;
  height: 26px;
  display: inline-block;
  flex-shrink: 0;
  filter: drop-shadow(0 0 6px var(--accent));
}

.bowknot-icon .loop {
  position: absolute;
  top: 1px;
  width: 15px;
  height: 15px;
  border: 2.5px solid var(--accent-light);
  border-radius: 50%;
  background-color: var(--accent-bg);
}

.bowknot-icon .loop-l { left: 1px; }
.bowknot-icon .loop-r { right: 1px; }

.bowknot-icon .knot {
  position: absolute;
  left: 15px;
  top: 5px;
  width: 4px;
  height: 7px;
  background-color: var(--accent);
  border-radius: 1px;
}

.bowknot-icon .tail {
  position: absolute;
  top: 14px;
  width: 3px;
  height: 11px;
  background-color: var(--accent-deep);
  border-radius: 0 0 2px 2px;
  transform-origin: top center;
}

.bowknot-icon .tail-l { left: 12px; transform: rotate(16deg); }
.bowknot-icon .tail-r { right: 12px; transform: rotate(-16deg); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  margin-left: auto;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.95rem;
  position: relative;
  padding: 6px 0;
}

.nav-links a:hover {
  color: var(--text);
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent);
  transition: width 0.25s ease;
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-cta {
  flex-shrink: 0;
  background-color: var(--accent);
  color: var(--accent-ink);
  font-weight: 700;
  padding: 11px 20px;
  border-radius: 999px;
  font-size: 0.92rem;
  transition: background-color 0.2s ease, transform 0.2s ease;
  white-space: nowrap;
}

.nav-cta:hover {
  background-color: var(--accent-light);
  color: var(--accent-ink);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  width: 44px;
  height: 40px;
  cursor: pointer;
  margin-left: auto;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--accent);
  margin: 4px auto;
  border-radius: 2px;
}

/* ============================================================
   SNEAKER HERO
   ============================================================ */

.sneaker-hero {
  position: relative;
  background:
    radial-gradient(900px 500px at 85% 20%, #2B1205 0%, #12100F 55%),
    var(--bg);
  padding: 84px 0 96px;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.sneaker-hero .container {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 40px;
}

.hero-copy .eyebrow {
  display: inline-block;
  background-color: var(--accent-bg);
  color: var(--accent-light);
  border: 1px solid var(--border-strong);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 7px 14px;
  border-radius: 999px;
  margin-bottom: 22px;
}

.hero-copy h1 {
  font-size: clamp(2.2rem, 4.4vw, 3.4rem);
  letter-spacing: -0.01em;
  margin-bottom: 20px;
}

.hero-copy h1 span {
  color: var(--accent);
}

.hero-copy .subcopy {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 520px;
  margin-bottom: 30px;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.btn {
  display: inline-block;
  font-weight: 700;
  border-radius: 999px;
  padding: 14px 28px;
  font-size: 1rem;
  transition: background-color 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}

.btn-primary {
  background-color: var(--accent);
  color: var(--accent-ink);
}

.btn-primary:hover {
  background-color: var(--accent-light);
  color: var(--accent-ink);
  transform: translateY(-2px);
}

.btn-ghost {
  background-color: transparent;
  color: var(--text);
  border: 1px solid var(--border-strong);
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent-light);
  transform: translateY(-2px);
}

/* --- Sneaker illustration --- */

.sneaker-stage {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 40px 0;
}

.sneaker {
  position: relative;
  width: 400px;
  height: 240px;
}

.sneaker .glow {
  position: absolute;
  inset: -30px;
  background: radial-gradient(circle, rgba(249, 115, 22, 0.35) 0%, rgba(0, 0, 0, 0) 62%);
  filter: blur(26px);
}

.sneaker .sole {
  position: absolute;
  bottom: 6px;
  left: 6px;
  width: 372px;
  height: 36px;
  background: linear-gradient(#2B241E 0%, #12100F 100%);
  border-radius: 18px 26px 30px 16px;
  border: 2px solid var(--border-strong);
  box-shadow: 0 0 24px var(--accent-deep);
}

.sneaker .midsole {
  position: absolute;
  bottom: 40px;
  left: 6px;
  width: 372px;
  height: 14px;
  background: linear-gradient(90deg, var(--accent-deep), var(--accent), var(--accent-deep));
  border-radius: 8px;
}

.sneaker .upper {
  position: absolute;
  bottom: 50px;
  left: 8px;
  width: 368px;
  height: 158px;
  background: linear-gradient(160deg, #2A231D 0%, #1A1613 100%);
  border: 3px solid var(--accent);
  border-radius: 120px 46px 40px 70px / 130px 60px 46px 90px;
  box-shadow: 0 0 34px var(--accent), inset 0 -24px 30px rgba(0,0,0,0.35);
}

.sneaker .toecap {
  position: absolute;
  bottom: 56px;
  left: 22px;
  width: 96px;
  height: 78px;
  border-radius: 70px 20px 20px 40px / 80px 30px 26px 60px;
  background: linear-gradient(160deg, #332A20 0%, #1E1915 100%);
  border: 2px solid var(--accent-deep);
}

.sneaker .collar {
  position: absolute;
  top: 8px;
  right: 26px;
  width: 92px;
  height: 60px;
  background: linear-gradient(180deg, #2A231D 0%, #1A1613 100%);
  border: 3px solid var(--accent);
  border-radius: 40px 40px 26px 26px;
  box-shadow: 0 0 20px var(--accent-deep);
}

.sneaker .collar-inner {
  position: absolute;
  top: 14px;
  right: 38px;
  width: 60px;
  height: 40px;
  background: #12100F;
  border-radius: 30px 30px 20px 20px;
}

.sneaker .lace {
  position: absolute;
  width: 44px;
  height: 5px;
  background: linear-gradient(90deg, var(--accent-light), var(--accent-deep));
  border-radius: 4px;
  transform: rotate(18deg);
  box-shadow: 0 0 8px var(--accent);
}

.sneaker .lace-1 { top: 44px; left: 116px; }
.sneaker .lace-2 { top: 60px; left: 122px; }
.sneaker .lace-3 { top: 76px; left: 128px; }

.sneaker .swoosh {
  position: absolute;
  bottom: 96px;
  right: 66px;
  width: 118px;
  height: 40px;
  border-top: 7px solid var(--accent-light);
  border-right: 7px solid var(--accent-light);
  border-radius: 0 100% 0 0;
  transform: rotate(-12deg);
  box-shadow: 0 0 12px var(--accent);
}

/* ============================================================
   STATEMENT ROW
   ============================================================ */

.statement-section {
  padding: 96px 0;
  background-color: var(--bg);
  border-bottom: 1px solid var(--border);
}

.statement-section .statement-label {
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.85rem;
  margin-bottom: 20px;
}

.statement-section .statement {
  font-size: clamp(1.7rem, 3.2vw, 2.7rem);
  font-weight: 700;
  line-height: 1.25;
  max-width: 940px;
}

.statement-section .statement em {
  color: var(--accent-light);
  font-style: normal;
}

.statement-section .statement-sub {
  color: var(--text-muted);
  max-width: 720px;
  margin-top: 26px;
  font-size: 1.1rem;
}

/* ============================================================
   STAT COLUMNS
   ============================================================ */

.stats-section {
  padding: 88px 0;
  background-color: var(--bg-2);
  border-bottom: 1px solid var(--border);
}

.section-head {
  margin-bottom: 52px;
}

.section-head .kicker {
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.85rem;
  margin-bottom: 12px;
}

.section-head h2 {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  margin-bottom: 12px;
}

.section-head p {
  color: var(--text-muted);
  max-width: 680px;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.stat-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 34px 26px;
  border-top: 3px solid var(--accent);
}

.stat-card .stat-num {
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 12px;
}

.stat-card .stat-num .suffix {
  font-size: 1.6rem;
}

.stat-card .stat-label {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.95rem;
}

/* ============================================================
   PROCESS LIST
   ============================================================ */

.process-section {
  padding: 96px 0;
  background-color: var(--bg);
  border-bottom: 1px solid var(--border);
}

.process-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.process-item {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 30px;
  position: relative;
  padding: 30px 0;
}

.process-item:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 54px;
  top: 82px;
  bottom: -8px;
  width: 2px;
  background: linear-gradient(var(--accent-deep), var(--border-strong));
}

.process-num {
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}

.process-body h3 {
  font-size: 1.45rem;
  margin-bottom: 10px;
}

.process-body p {
  color: var(--text-muted);
  max-width: 720px;
}

/* ============================================================
   TABBED CAPABILITY PANELS
   ============================================================ */

.capability-section {
  padding: 96px 0;
  background-color: var(--bg-2);
  border-bottom: 1px solid var(--border);
}

.tab-control {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}

.tab-btn {
  background-color: var(--surface);
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 12px 24px;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.tab-btn:hover {
  border-color: var(--accent);
  color: var(--text);
}

.tab-btn.active {
  background-color: var(--accent);
  color: var(--accent-ink);
  border-color: var(--accent);
}

.tab-panel {
  display: none;
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
}

.tab-panel.active {
  display: block;
}

.tab-panel h3 {
  font-size: 1.6rem;
  color: var(--accent-light);
  margin-bottom: 14px;
}

.tab-panel p {
  color: var(--text-muted);
  margin-bottom: 18px;
  max-width: 820px;
}

.tab-panel .panel-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  list-style: none;
}

.tab-panel .panel-list li {
  padding: 12px 16px;
  background-color: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-weight: 600;
}

.tab-panel .panel-list li::before {
  content: "▸";
  color: var(--accent);
  margin-right: 10px;
}

/* ============================================================
   COMPARISON TABLE
   ============================================================ */

.compare-section {
  padding: 96px 0;
  background-color: var(--bg);
  border-bottom: 1px solid var(--border);
}

.compare-table {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 20px;
}

.compare-col {
  padding: 34px 32px;
}

.compare-col.legacy {
  background-color: var(--surface);
}

.compare-col.integrated {
  background-color: var(--accent-bg);
  border-left: 2px solid var(--accent);
}

.compare-col h3 {
  font-size: 1.3rem;
  margin-bottom: 6px;
}

.compare-col .col-tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 18px;
}

.compare-col.legacy .col-tag {
  background-color: var(--surface-2);
  color: var(--text-dim);
  border: 1px solid var(--border-strong);
}

.compare-col.integrated .col-tag {
  background-color: var(--accent);
  color: var(--accent-ink);
}

.compare-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.compare-col ul li {
  color: var(--text-muted);
  padding-left: 26px;
  position: relative;
  line-height: 1.5;
}

.compare-col ul li::before {
  position: absolute;
  left: 0;
  top: 1px;
  font-weight: 800;
}

.compare-col.legacy ul li::before {
  content: "✕";
  color: var(--text-dim);
}

.compare-col.integrated ul li::before {
  content: "✓";
  color: var(--accent-light);
}

/* ============================================================
   CONTACT
   ============================================================ */

.contact-section {
  padding: 96px 0;
  background-color: var(--bg-2);
  border-bottom: 1px solid var(--border);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-info h2 {
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  margin-bottom: 16px;
}

.contact-info p {
  color: var(--text-muted);
  margin-bottom: 26px;
}

.contact-detail {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.contact-detail a, .contact-detail span {
  color: var(--text);
  font-weight: 600;
  font-size: 1.05rem;
}

.contact-detail .label {
  color: var(--accent);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  margin-right: 12px;
}

.contact-form {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 34px;
}

.contact-form .field {
  margin-bottom: 18px;
}

.contact-form label {
  display: block;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text);
  font-size: 0.92rem;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  background-color: var(--bg-2);
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  padding: 13px 14px;
  color: var(--text);
  font-size: 1rem;
  font-family: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid var(--accent);
  border-color: var(--accent);
}

.contact-form textarea {
  min-height: 130px;
  resize: vertical;
}

.contact-form .btn {
  width: 100%;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.form-status {
  margin-top: 14px;
  font-weight: 600;
  min-height: 22px;
}

.form-status.ok { color: var(--accent-light); }
.form-status.err { color: #FF6F61; }

/* ============================================================
   SPLIT CTA BAND
   ============================================================ */

.split-cta {
  padding: 88px 0;
  background-color: var(--bg);
  border-bottom: 1px solid var(--border);
}

.split-cta .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.cta-panel {
  padding: 52px 44px;
}

.cta-panel.cta-main {
  background: linear-gradient(150deg, #2B1205 0%, #1A1613 100%);
  border-right: 1px solid var(--accent-deep);
}

.cta-panel.cta-alt {
  background-color: var(--surface);
}

.cta-panel h2 {
  font-size: 1.9rem;
  margin-bottom: 14px;
}

.cta-panel.cta-main h2 {
  color: var(--accent-light);
}

.cta-panel p {
  color: var(--text-muted);
  margin-bottom: 24px;
}

/* ============================================================
   FOOTER
   ============================================================ */

.site-footer {
  background-color: var(--bg-2);
  border-top: 3px solid var(--accent);
  padding: 54px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 40px;
}

.footer-brand p {
  color: var(--text-muted);
  margin-top: 14px;
  max-width: 300px;
}

.footer-col h4 {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 16px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul a {
  color: var(--text-muted);
}

.footer-col ul a:hover {
  color: var(--accent-light);
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  color: var(--text-dim);
  font-size: 0.88rem;
}

/* ============================================================
   REVEAL ANIMATION
   ============================================================ */

.fade-up {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 960px) {
  .sneaker-hero .container {
    grid-template-columns: 1fr;
    text-align: left;
  }

  .sneaker-stage {
    order: -1;
  }

  .stat-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .compare-table {
    grid-template-columns: 1fr;
  }

  .compare-col.integrated {
    border-left: none;
    border-top: 2px solid var(--accent);
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .split-cta .container {
    grid-template-columns: 1fr;
  }

  .cta-panel.cta-main {
    border-right: none;
    border-bottom: 1px solid var(--accent-deep);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 700px) {
  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: 74px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background-color: var(--bg-2);
    border-bottom: 1px solid var(--border);
    padding: 10px 24px 20px;
    display: none;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    display: block;
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
    width: 100%;
  }

  .nav-cta {
    display: none;
  }

  .stat-grid {
    grid-template-columns: 1fr;
  }

  .process-item {
    grid-template-columns: 70px 1fr;
    gap: 18px;
  }

  .process-item:not(:last-child)::after {
    left: 34px;
  }

  .process-num {
    font-size: 2rem;
  }

  .tab-panel .panel-list {
    grid-template-columns: 1fr;
  }

  .tab-panel {
    padding: 26px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .sneaker {
    transform: scale(0.82);
    transform-origin: center;
  }
}