/* style.css — Simpleswap | DeFi Utility | Variant G: Deep Ocean */

/* ============================================================
   CSS CUSTOM PROPERTIES
   ============================================================ */
:root {
  --bg:        #050b14;
  --bg2:       #081120;
  --surface:   rgba(255,255,255,0.04);
  --surface-h: rgba(255,255,255,0.08);
  --border:    rgba(255,255,255,0.07);
  --border-h:  rgba(255,255,255,0.16);
  --accent:    #0ea5e9;
  --accent2:   #38bdf8;
  --glow:      rgba(14,165,233,0.35);
  --txt:       #e4eef8;
  --txt-m:     rgba(228,238,248,0.55);
  --txt-d:     rgba(228,238,248,0.32);
  --radius:    12px;
  --radius-sm: 8px;
  --trans:     .18s ease;
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--bg);
  color: var(--txt);
  font-family: 'Exo 2', system-ui, sans-serif;
  font-weight: 400;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Animated floating particles background */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(14,165,233,0.06) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(56,189,248,0.05) 0%, transparent 50%),
    radial-gradient(circle at 50% 10%, rgba(0,20,60,0.8) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
h1, h2, h3, h4 {
  font-family: 'Exo 2', system-ui, sans-serif;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--txt);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); }
h4 { font-size: 1.05rem; font-weight: 600; }

p {
  color: var(--txt-m);
  line-height: 1.75;
}

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

a:hover { color: var(--accent2); }

ul, ol { list-style: none; }

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

strong { color: var(--txt); font-weight: 600; }

/* ============================================================
   SECTION LAYOUT HELPERS
   ============================================================ */
.section-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

section {
  padding: 72px 0;
  position: relative;
}

.section-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
  display: block;
}

.section-title {
  margin-bottom: 12px;
}

.section-sub {
  color: var(--txt-m);
  font-size: 1.05rem;
  max-width: 560px;
  margin-bottom: 48px;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #fff;
  font-family: 'Exo 2', system-ui, sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 13px 28px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: background var(--trans), box-shadow var(--trans), transform var(--trans);
  position: relative;
  overflow: hidden;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.15) 0%, transparent 60%);
  pointer-events: none;
}

.btn-primary:hover {
  background: var(--accent2);
  box-shadow: 0 0 32px var(--glow), 0 8px 24px rgba(0,20,60,0.6);
  transform: translateY(-2px);
  color: #fff;
}

/* Wave shimmer on primary button */
@keyframes wave-shimmer {
  0%   { left: -120%; }
  100% { left: 120%; }
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -120%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.22), transparent);
  animation: wave-shimmer 2.8s ease-in-out infinite;
  pointer-events: none;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--txt);
  font-family: 'Exo 2', system-ui, sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 13px 28px;
  border-radius: var(--radius);
  border: 1px solid var(--border-h);
  cursor: pointer;
  transition: background var(--trans), border-color var(--trans), transform var(--trans);
  text-decoration: none;
  white-space: nowrap;
}

.btn-secondary:hover {
  background: var(--surface-h);
  border-color: var(--accent);
  color: var(--txt);
  transform: translateY(-2px);
}

/* ============================================================
   SITE HEADER
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(5,11,20,0.6);
  border-bottom: 1px solid transparent;
  transition: background var(--trans), border-color var(--trans), backdrop-filter var(--trans);
}

.site-header.scrolled {
  background: rgba(5,11,20,0.88);
  border-bottom-color: var(--border);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
}

.header-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
  height: 66px;
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-logo {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--txt);
  letter-spacing: -0.03em;
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
}

.nav-logo span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 1;
}

.nav-links a {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--txt-m);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: color var(--trans), background var(--trans);
  text-decoration: none;
}

.nav-links a:hover {
  color: var(--txt);
  background: var(--surface-h);
}

nav .btn-primary {
  margin-left: auto;
  padding: 9px 20px;
  font-size: 0.87rem;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
  margin-left: auto;
  background: none;
  border: none;
  z-index: 110;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--txt);
  border-radius: 2px;
  transition: transform var(--trans), opacity var(--trans);
}

.nav-open .hamburger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-open .hamburger span:nth-child(2) { opacity: 0; }
.nav-open .hamburger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   HERO SECTION
   ============================================================ */
#hero {
  padding: 80px 0 60px;
  position: relative;
  overflow: hidden;
  min-height: 600px;
  display: flex;
  align-items: center;
}

/* Deep ocean depth background layers */
#hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 30% 40%, rgba(14,165,233,0.12) 0%, transparent 60%),
    radial-gradient(ellipse 50% 70% at 75% 60%, rgba(56,189,248,0.07) 0%, transparent 55%),
    linear-gradient(180deg, rgba(0,20,60,0.4) 0%, transparent 100%);
  pointer-events: none;
}

/* Floating particle orbs */
#hero::after {
  content: '';
  position: absolute;
  width: 380px;
  height: 380px;
  right: 5%;
  top: 10%;
  background: radial-gradient(circle, rgba(14,165,233,0.14) 0%, rgba(56,189,248,0.06) 40%, transparent 70%);
  border-radius: 50%;
  animation: float-orb 9s ease-in-out infinite;
  pointer-events: none;
}

@keyframes float-orb {
  0%, 100% { transform: translateY(0) scale(1); opacity: 0.8; }
  50%       { transform: translateY(-28px) scale(1.04); opacity: 1; }
}

@keyframes float-orb2 {
  0%, 100% { transform: translateY(0) scale(1); opacity: 0.6; }
  50%       { transform: translateY(20px) scale(0.97); opacity: 0.9; }
}

.hero-orb-extra {
  position: absolute;
  width: 200px;
  height: 200px;
  left: 8%;
  bottom: 15%;
  background: radial-gradient(circle, rgba(56,189,248,0.10) 0%, transparent 70%);
  border-radius: 50%;
  animation: float-orb2 12s ease-in-out infinite;
  pointer-events: none;
}

.hero-content {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  width: 100%;
}

.hero-text-col {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(14,165,233,0.12);
  border: 1px solid rgba(14,165,233,0.28);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--accent2);
  text-transform: uppercase;
  width: fit-content;
}

.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(1.3); }
}

.hero-title {
  font-size: clamp(2.1rem, 4.5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.03em;
}

.hero-title strong {
  background: linear-gradient(120deg, var(--accent), var(--accent2), #7dd3fc);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--txt-m);
  line-height: 1.7;
  max-width: 460px;
}

.hero-cta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 8px;
}

/* ── Score Widget ── */
.score-widget {
  background: linear-gradient(180deg, rgba(14,165,233,0.08), rgba(0,20,60,0.4));
  border: 1px solid rgba(14,165,233,0.22);
  border-radius: 18px;
  padding: 28px;
  box-shadow: 0 16px 48px rgba(0,20,60,0.6), 0 0 40px rgba(14,165,233,0.08);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.sw-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.sw-title {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--txt-m);
}

.sw-badge {
  background: rgba(14,165,233,0.15);
  border: 1px solid rgba(14,165,233,0.3);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent2);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.sw-score-row {
  display: flex;
  align-items: flex-end;
  gap: 16px;
}

.sw-score-big {
  font-size: 3.8rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  text-shadow: 0 0 40px var(--glow);
}

.sw-score-out {
  font-size: 1.1rem;
  color: var(--txt-d);
  margin-bottom: 8px;
}

.sw-verdict {
  font-size: 0.88rem;
  font-weight: 600;
  color: #34d399;
}

.sw-bars {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sw-bar-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.sw-bar-label {
  font-size: 0.78rem;
  color: var(--txt-m);
  width: 90px;
  flex-shrink: 0;
}

.sw-bar-track {
  flex: 1;
  height: 5px;
  background: rgba(255,255,255,0.07);
  border-radius: 100px;
  overflow: hidden;
}

.sw-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-radius: 100px;
  box-shadow: 0 0 8px var(--glow);
  transition: width 1.2s cubic-bezier(0.16,1,0.3,1);
}

.sw-bar-val {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--txt);
  width: 28px;
  text-align: right;
  flex-shrink: 0;
}

.sw-actions {
  display: flex;
  gap: 10px;
}

.sw-actions .btn-primary {
  flex: 1;
  justify-content: center;
  padding: 11px 20px;
  font-size: 0.9rem;
}

.sw-actions .btn-secondary {
  padding: 11px 16px;
  font-size: 0.9rem;
}

/* ── DeFi Panel (4-stat strip) ── */
.defi-panel {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 8px;
}

.dp-item {
  background: var(--bg2);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: background var(--trans);
}

.dp-item:hover { background: var(--surface-h); }

.dp-value {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  letter-spacing: -0.02em;
}

.dp-label {
  font-size: 0.75rem;
  color: var(--txt-d);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
}

/* ============================================================
   KEY STATS GRID
   ============================================================ */
#key-stats {
  padding: 56px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.stat-card {
  background: linear-gradient(180deg, var(--surface), rgba(0,0,0,0.2));
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 22px 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  box-shadow: 0 16px 48px rgba(0,20,60,0.45);
  transition: transform var(--trans), box-shadow var(--trans), border-color var(--trans);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent2), transparent);
  opacity: 0;
  transition: opacity var(--trans);
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 60px rgba(0,20,60,0.65), 0 0 20px rgba(14,165,233,0.1);
  border-color: rgba(14,165,233,0.2);
}

.stat-card:hover::before { opacity: 1; }

.stat-icon {
  font-size: 1.5rem;
  line-height: 1;
}

.stat-value {
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--txt);
  letter-spacing: -0.03em;
  line-height: 1;
}

.stat-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--txt-d);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.stat-note {
  font-size: 0.8rem;
  color: var(--txt-m);
  margin-top: 2px;
}

.stat-positive { color: #34d399; }
.stat-neutral  { color: var(--accent2); }

/* ============================================================
   INTRO / IG GRID (Bento)
   ============================================================ */
#intro {
  padding: 0 0 72px;
}

.ig-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: auto;
  gap: 16px;
}

.ig {
  background: linear-gradient(180deg, var(--surface), rgba(0,0,0,0.18));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: 0 16px 48px rgba(0,20,60,0.4);
  transition: transform var(--trans), box-shadow var(--trans), border-color var(--trans);
}

.ig:hover {
  transform: translateY(-3px);
  box-shadow: 0 24px 56px rgba(0,20,60,0.58);
  border-color: var(--border-h);
}

.ig.w2 {
  grid-column: span 2;
}

.ig-icon {
  font-size: 2rem;
  margin-bottom: 14px;
}

.ig h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.ig p {
  font-size: 0.85rem;
  color: var(--txt-m);
  line-height: 1.6;
}

/* ============================================================
   TICKER / SCROLLING STRIP
   ============================================================ */
.ticker-wrap {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  padding: 12px 0;
  position: relative;
  z-index: 2;
}

.ticker-wrap::before,
.ticker-wrap::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 80px;
  z-index: 3;
  pointer-events: none;
}

.ticker-wrap::before {
  left: 0;
  background: linear-gradient(90deg, var(--bg2), transparent);
}

.ticker-wrap::after {
  right: 0;
  background: linear-gradient(-90deg, var(--bg2), transparent);
}

.ticker {
  display: flex;
  gap: 40px;
  width: max-content;
  animation: ticker-scroll 30s linear infinite;
}

@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

.ticker-item {
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--txt-m);
}

.ticker-item span {
  color: var(--accent2);
}

.ticker-sep {
  color: var(--border-h);
  font-size: 1rem;
}

/* ============================================================
   FEATURES GRID
   ============================================================ */
#features {
  padding: 72px 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 48px;
}

.feature-card {
  background: linear-gradient(180deg, var(--surface), rgba(0,0,0,0.2));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: 0 16px 48px rgba(0,20,60,0.4);
  transition: transform var(--trans), box-shadow var(--trans), border-color var(--trans);
  position: relative;
  overflow: hidden;
}

.feature-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity var(--trans);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 28px 64px rgba(0,20,60,0.7), 0 0 24px rgba(14,165,233,0.12);
  border-color: rgba(14,165,233,0.22);
}

.feature-card:hover::after { opacity: 1; }

.feature-icon {
  font-size: 2rem;
  margin-bottom: 16px;
  display: block;
  filter: drop-shadow(0 0 12px var(--glow));
}

.feature-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--txt);
}

.feature-card p {
  font-size: 0.87rem;
  color: var(--txt-m);
  line-height: 1.65;
}

/* ============================================================
   PROS & CONS
   ============================================================ */
#pros-cons {
  padding: 72px 0;
}

.pc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 40px;
}

.pc-card {
  background: linear-gradient(180deg, var(--surface), rgba(0,0,0,0.2));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: 0 16px 48px rgba(0,20,60,0.4);
}

.pc-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}

.pc-icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.pc-card.pros .pc-icon {
  background: rgba(52,211,153,0.15);
  border: 1px solid rgba(52,211,153,0.3);
}

.pc-card.cons .pc-icon {
  background: rgba(248,113,113,0.12);
  border: 1px solid rgba(248,113,113,0.3);
}

.pc-card h3 {
  font-size: 1rem;
  font-weight: 700;
}

.pc-card.pros h3 { color: #34d399; }
.pc-card.cons h3 { color: #f87171; }

.pc-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pc-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--txt-m);
  line-height: 1.5;
}

.pc-item::before {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: 800;
  margin-top: 2px;
}

.pc-card.pros .pc-item::before {
  content: '✓';
  background: rgba(52,211,153,0.15);
  color: #34d399;
}

.pc-card.cons .pc-item::before {
  content: '✗';
  background: rgba(248,113