/* ============================================================
   Ödemelinki — Marketing Site
   Modern energetic (Stripe/Iyzico inspired)
   ============================================================ */

:root {
  --brand: #1B4DFF;
  --brand-2: #4D7BFF;
  --brand-3: #8DA5FF;
  --brand-deep: #0A0E27;
  --brand-soft: #EEF2FF;
  --brand-glow: rgba(27,77,255,0.18);
  --ink: #0A0E27;
  --ink-2: #4A5170;
  --ink-3: #8A91A8;
  --ink-4: #B8BDD0;
  --paper: #FFFFFF;
  --paper-2: #F7F8FB;
  --paper-3: #F0F2F8;
  --line: #E6E9F2;
  --line-2: #EDF0F7;
  --success: #00C58A;
  --warn: #FFB020;
  --danger: #FF5A5F;
  --max-w: 1280px;
  --pad-x: 64px;
  --radius: 18px;
  --radius-lg: 28px;
  --shadow-sm: 0 2px 8px -2px rgba(10,14,39,0.08);
  --shadow: 0 12px 32px -16px rgba(10,14,39,0.18);
  --shadow-lg: 0 40px 80px -40px rgba(10,14,39,0.25);
  --shadow-brand: 0 20px 50px -20px rgba(27,77,255,0.4);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
html, body {
  margin: 0; padding: 0;
  font-family: 'Manrope', system-ui, -apple-system, sans-serif;
  font-feature-settings: 'ss01', 'cv11';
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  font-variant-ligatures: common-ligatures;
}

img { display: block; max-width: 100%; }
button, input, select, textarea { font-family: inherit; }
a { color: inherit; }

/* ---------- BASE TYPE ---------- */
h1, h2, h3, h4, p { margin: 0; }

.display {
  font-size: clamp(56px, 7vw, 96px);
  font-weight: 700; letter-spacing: -0.045em;
  line-height: 0.98;
}
.h1 {
  font-size: clamp(40px, 5vw, 72px);
  font-weight: 700; letter-spacing: -0.035em;
  line-height: 1.04;
}
.h2 {
  font-size: clamp(32px, 3.8vw, 52px);
  font-weight: 700; letter-spacing: -0.025em;
  line-height: 1.08;
}
.h3 {
  font-size: clamp(24px, 2.4vw, 32px);
  font-weight: 700; letter-spacing: -0.015em;
  line-height: 1.2;
}
.h4 {
  font-size: 20px; font-weight: 700; letter-spacing: -0.005em;
  line-height: 1.3;
}
.body-xl { font-size: 22px; line-height: 1.5; color: var(--ink-2); }
.body-l { font-size: 18px; line-height: 1.55; color: var(--ink-2); }
.body { font-size: 16px; line-height: 1.6; color: var(--ink-2); }
.body-sm { font-size: 14px; line-height: 1.55; color: var(--ink-3); }
.mono { font-family: 'JetBrains Mono', monospace; }

.eyebrow {
  font-size: 13px; font-weight: 700; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--brand);
  display: inline-flex; align-items: center; gap: 10px;
}
.eyebrow::before {
  content: ""; display: inline-block; width: 24px; height: 1px;
  background: currentColor;
}
.eyebrow.dark { color: var(--brand-3); }
.eyebrow.muted { color: var(--ink-3); }
.eyebrow.muted::before { background: var(--ink-4); }

em.it {
  font-style: italic; font-weight: 600;
  color: var(--brand);
}
.slide-dark em.it { color: var(--brand-2); }

/* ---------- LAYOUT ---------- */
.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

section { position: relative; }

.section-pad { padding: 120px 0; }
.section-pad-sm { padding: 80px 0; }

/* ---------- NAV ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255,255,255,0.78);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid transparent;
  transition: all 0.2s;
}
.nav.scrolled {
  background: rgba(255,255,255,0.92);
  border-bottom-color: var(--line);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}
.nav-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.nav-logo img { height: 36px; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  padding: 10px 14px; font-size: 14px; font-weight: 600;
  color: var(--ink-2); text-decoration: none;
  border-radius: 10px;
  transition: all 0.15s;
}
.nav-links a:hover { background: var(--paper-2); color: var(--ink); }
.nav-cta { display: flex; align-items: center; gap: 10px; }

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 22px; border-radius: 999px;
  font-size: 15px; font-weight: 600; letter-spacing: -0.005em;
  background: var(--ink); color: #fff;
  border: 1px solid var(--ink); cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  white-space: nowrap;
}
.btn:hover {
  background: #1a1f3d;
  border-color: #1a1f3d;
  transform: translateY(-1px);
}
.btn-brand {
  background: var(--brand); border-color: var(--brand);
}
.btn-brand:hover {
  background: #0d3ce5; border-color: #0d3ce5;
  box-shadow: var(--shadow-brand);
}
.btn-wa {
  background: #25D366; border-color: #25D366; color: #fff;
}
.btn-wa:hover { background: #1eba56; border-color: #1eba56; box-shadow: 0 18px 40px -16px rgba(37,211,102,0.45); }
.btn-ghost {
  background: transparent; color: var(--ink);
  border: 1px solid var(--line);
}
.btn-ghost:hover { background: var(--paper-2); border-color: var(--ink-4); }
.btn-ghost-dark {
  background: transparent; color: #fff;
  border: 1px solid rgba(255,255,255,0.2);
}
.btn-ghost-dark:hover { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.35); }
.btn-lg { padding: 18px 32px; font-size: 16px; }
.btn-sm { padding: 9px 16px; font-size: 13px; }

/* ---------- LANG SWITCHER ---------- */
.lang-switch {
  display: inline-flex; align-items: center;
  background: var(--paper-2);
  border-radius: 999px; padding: 3px;
  border: 1px solid var(--line);
}
.lang-switch button {
  border: none; background: transparent;
  padding: 6px 12px; border-radius: 999px;
  font-size: 12px; font-weight: 700; letter-spacing: 0.06em;
  color: var(--ink-3); cursor: pointer;
  transition: all 0.18s;
}
.lang-switch button.active {
  background: #fff; color: var(--ink);
  box-shadow: 0 1px 4px -1px rgba(10,14,39,0.1);
}

/* ---------- TAGS / PILLS ---------- */
.tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px; border-radius: 999px;
  font-size: 12px; font-weight: 700; letter-spacing: -0.005em;
  background: var(--brand-soft); color: var(--brand);
}
.tag-dot::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: currentColor;
}
.tag-dark { background: rgba(255,255,255,0.08); color: rgba(255,255,255,0.85); }
.tag-success { background: rgba(0,197,138,0.12); color: var(--success); }
.tag-success.tag-dot::before { background: var(--success); box-shadow: 0 0 0 3px rgba(0,197,138,0.2); }
.tag-warn { background: rgba(255,176,32,0.12); color: #B07A00; }

/* ---------- CARDS ---------- */
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  transition: all 0.25s;
}
.card-hover:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(27,77,255,0.3);
}

/* ---------- ICON CHIPS ---------- */
.icon-chip {
  width: 48px; height: 48px; border-radius: 12px;
  background: var(--brand-soft); color: var(--brand);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.icon-chip svg { width: 22px; height: 22px; }
.icon-chip.lg { width: 64px; height: 64px; border-radius: 16px; }
.icon-chip.lg svg { width: 28px; height: 28px; }
.icon-chip.dark { background: rgba(255,255,255,0.08); color: var(--brand-2); }

/* ---------- DARK SECTION ---------- */
.section-dark {
  background: var(--brand-deep);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.section-dark .body, .section-dark .body-l, .section-dark .body-xl, .section-dark p { color: rgba(255,255,255,0.7); }
.section-dark .body-sm { color: rgba(255,255,255,0.5); }

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

.hero {
  position: relative;
  padding: 156px 0 100px;
  overflow: hidden;
  background:
    radial-gradient(900px 600px at 92% 8%, rgba(27,77,255,0.08) 0%, transparent 60%),
    radial-gradient(700px 500px at 0% 100%, rgba(77,123,255,0.07) 0%, transparent 60%);
}
.hero-bg-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(10,14,39,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10,14,39,0.03) 1px, transparent 1px);
  background-size: 80px 80px;
  background-position: 50% 50%;
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 64px;
}
.hero-copy { max-width: 920px; }
.hero-copy h1 {
  margin: 28px 0 24px;
}
.hero-copy h1 .ws-line {
  display: inline-block;
  background: linear-gradient(180deg, rgba(27,77,255,0) 60%, rgba(27,77,255,0.18) 60%);
  padding: 0 4px;
}
.hero-tagline {
  font-size: clamp(18px, 1.6vw, 22px);
  line-height: 1.55; color: var(--ink-2);
  max-width: 600px;
  margin-bottom: 40px;
}
.hero-actions { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.hero-meta {
  display: flex; align-items: center; gap: 28px; margin-top: 36px;
  flex-wrap: wrap;
}
.hero-meta-item {
  display: flex; align-items: center; gap: 10px;
  font-size: 14px; font-weight: 600; color: var(--ink-2);
}
.hero-meta-item .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 3px rgba(0,197,138,0.18);
}
.hero-meta-item.b .dot { background: var(--brand); box-shadow: 0 0 0 3px rgba(27,77,255,0.18); }
.hero-meta-item.w .dot { background: var(--warn); box-shadow: 0 0 0 3px rgba(255,176,32,0.18); }

/* ---------- FLOW ANIMATION ---------- */
.flow-stage {
  position: relative;
  height: 540px;
  margin-top: 72px;
  background: linear-gradient(180deg, var(--paper-2) 0%, #fff 100%);
  border: 1px solid var(--line);
  border-radius: 28px;
  overflow: hidden;
  isolation: isolate;
}
.flow-stage::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 12% 50%, rgba(27,77,255,0.06) 0%, transparent 35%),
    radial-gradient(circle at 88% 50%, rgba(0,197,138,0.05) 0%, transparent 35%);
  pointer-events: none;
}

.flow-track {
  position: absolute; inset: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  align-items: center;
  padding: 40px 32px;
  gap: 0;
}

.flow-stage-label {
  position: absolute; top: 24px; left: 32px;
  display: flex; align-items: center; gap: 10px;
  font-size: 12px; font-weight: 700; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--ink-3);
  z-index: 4;
}
.flow-stage-label .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 0 3px rgba(27,77,255,0.2);
  animation: pulse-dot 2s ease-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 3px rgba(27,77,255,0.2); }
  50% { box-shadow: 0 0 0 6px rgba(27,77,255,0.08); }
}

.flow-stage-counter {
  position: absolute; top: 24px; right: 32px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px; font-weight: 600; color: var(--ink-3);
  display: flex; align-items: center; gap: 4px;
}
.flow-stage-counter .cur { color: var(--brand); }

.flow-card {
  position: relative;
  background: #fff;
  border-radius: 18px;
  padding: 18px;
  box-shadow: 0 8px 24px -12px rgba(10,14,39,0.12);
  border: 1.5px solid var(--line);
  transition: all 0.36s cubic-bezier(0.4, 0, 0.2, 1);
  transform: scale(0.92);
  opacity: 0.55;
  z-index: 1;
}
.flow-card.active {
  transform: scale(1);
  opacity: 1;
  box-shadow: 0 32px 60px -28px rgba(27,77,255,0.35), 0 0 0 3px rgba(27,77,255,0.12);
  border-color: var(--brand);
  z-index: 2;
  animation: flow-card-live 1.8s ease-in-out infinite;
}
@keyframes flow-card-live {
  0%, 100% { box-shadow: 0 32px 60px -28px rgba(27,77,255,0.35), 0 0 0 3px rgba(27,77,255,0.12); }
  50% { box-shadow: 0 36px 72px -26px rgba(27,77,255,0.48), 0 0 0 6px rgba(27,77,255,0.08); }
}
.flow-card.done {
  opacity: 1;
}
.flow-card.done::after {
  content: "✓";
  position: absolute;
  top: -10px; right: -10px;
  width: 26px; height: 26px;
  background: var(--success);
  color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 800;
  box-shadow: 0 6px 14px -4px rgba(0,197,138,0.5);
  animation: pop-in 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes pop-in {
  0% { transform: scale(0); }
  100% { transform: scale(1); }
}

.flow-card-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 14px;
}
.flow-card-icon {
  width: 32px; height: 32px; border-radius: 8px;
  background: var(--brand-soft); color: var(--brand);
  display: flex; align-items: center; justify-content: center;
}
.flow-card.active .flow-card-icon {
  animation: flow-icon-pop 0.7s ease both;
}
@keyframes flow-icon-pop {
  0% { transform: scale(0.9); }
  45% { transform: scale(1.12); }
  100% { transform: scale(1); }
}
.flow-card-icon svg { width: 16px; height: 16px; }
.flow-card-step {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px; font-weight: 700; color: var(--ink-3);
  letter-spacing: 0.1em;
}
.flow-card-title {
  font-size: 13px; font-weight: 700; color: var(--ink);
  margin-bottom: 6px;
}
.flow-card-sub {
  font-size: 11px; color: var(--ink-3); margin-bottom: 12px;
  line-height: 1.4;
}

/* ---------- CARD 1: Dashboard (link create) ---------- */
.flow-mock-dash {
  background: var(--paper-2);
  border-radius: 10px;
  padding: 12px;
  display: flex; flex-direction: column; gap: 8px;
  min-height: 200px;
}
.flow-mock-row {
  background: #fff; border-radius: 6px;
  padding: 8px 10px;
  font-size: 11px; color: var(--ink-2);
  display: flex; align-items: center; justify-content: space-between;
  border: 1px solid var(--line-2);
}
.flow-mock-row .lbl { color: var(--ink-3); font-size: 10px; }
.flow-mock-row .val {
  font-family: 'JetBrains Mono', monospace; font-size: 11px;
  font-weight: 600; color: var(--ink);
}
.flow-mock-row .val.typing::after {
  content: "|"; animation: blink 1s infinite; color: var(--brand);
}
@keyframes blink { 50% { opacity: 0; } }
.flow-mock-btn {
  background: var(--brand); color: #fff;
  padding: 8px 12px; border-radius: 6px;
  text-align: center; font-size: 11px; font-weight: 700;
  margin-top: auto;
  transition: all 0.3s;
}
.flow-card.active .flow-mock-btn {
  box-shadow: 0 4px 14px -4px rgba(27,77,255,0.5);
}
.flow-card.active .flow-mock-btn.pressed {
  transform: scale(0.96);
  background: #0d3ce5;
}

/* ---------- CARD 2: Email ---------- */
.flow-mock-mail {
  background: var(--paper-2);
  border-radius: 10px;
  padding: 12px;
  min-height: 200px;
  display: flex; flex-direction: column; gap: 10px;
}
.flow-mock-mail-head {
  display: flex; align-items: center; gap: 8px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}
.flow-mock-mail-avatar {
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--brand); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 10px; font-weight: 700;
}
.flow-mock-mail-from {
  font-size: 11px; font-weight: 700; color: var(--ink);
}
.flow-mock-mail-time {
  font-size: 10px; color: var(--ink-3); margin-left: auto;
}
.flow-mock-mail-subj {
  font-size: 12px; font-weight: 700; color: var(--ink);
}
.flow-mock-mail-body {
  font-size: 10px; line-height: 1.5; color: var(--ink-2);
}
.flow-mock-mail-link {
  display: inline-block;
  background: var(--brand-soft); color: var(--brand);
  padding: 6px 10px; border-radius: 6px;
  font-family: 'JetBrains Mono', monospace; font-size: 10px;
  font-weight: 700;
  margin-top: 4px;
  border: 1px dashed rgba(27,77,255,0.3);
}
.flow-card.active .flow-mock-mail-link {
  animation: pulse-link 1.2s ease-out infinite;
}
@keyframes pulse-link {
  0%, 100% { box-shadow: 0 0 0 0 rgba(27,77,255,0.4); }
  50% { box-shadow: 0 0 0 6px rgba(27,77,255,0); }
}

/* ---------- CARD 3: 3D Secure ---------- */
.flow-mock-pay {
  background: #fff;
  border-radius: 10px;
  padding: 12px;
  min-height: 200px;
  display: flex; flex-direction: column; gap: 10px;
  border: 1px solid var(--line);
}
.flow-mock-pay-bank {
  font-size: 9px; font-weight: 700; letter-spacing: 0.1em;
  color: var(--ink-3); text-transform: uppercase;
}
.flow-mock-pay-card {
  background: linear-gradient(135deg, var(--brand-deep) 0%, var(--brand) 100%);
  border-radius: 8px; padding: 14px 12px;
  color: #fff;
  position: relative; overflow: hidden;
}
.flow-mock-pay-card::after {
  content: ""; position: absolute;
  top: -50%; right: -20%;
  width: 100px; height: 100px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.15), transparent 70%);
}
.flow-mock-pay-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px; letter-spacing: 0.06em;
  margin-bottom: 12px;
}
.flow-mock-pay-row {
  display: flex; justify-content: space-between;
  font-size: 9px;
  text-transform: uppercase; letter-spacing: 0.08em;
  color: rgba(255,255,255,0.7);
}
.flow-mock-pay-row b { color: #fff; font-weight: 700; }
.flow-mock-pay-otp {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 4px;
}
.flow-mock-pay-otp span {
  height: 22px; background: var(--paper-2);
  border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px; font-weight: 700;
  color: var(--ink); border: 1.5px solid transparent;
}
.flow-card.active .flow-mock-pay-otp span.fill { border-color: var(--brand); background: #fff; }
.flow-mock-pay-status {
  display: flex; align-items: center; gap: 6px;
  font-size: 11px; font-weight: 700;
  color: var(--success);
  margin-top: auto;
}
.flow-mock-pay-status .check {
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--success); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 10px;
  opacity: 0;
  transition: all 0.4s;
  transform: scale(0);
}
.flow-card.done .flow-mock-pay-status .check {
  opacity: 1; transform: scale(1);
}
.flow-mock-pay-status .text {
  opacity: 0; transition: opacity 0.3s 0.2s;
}
.flow-card.done .flow-mock-pay-status .text { opacity: 1; }

/* ---------- CARD 4: Bank ---------- */
.flow-mock-bank {
  background: linear-gradient(180deg, var(--brand-deep) 0%, #11173d 100%);
  border-radius: 10px;
  padding: 14px;
  min-height: 200px;
  display: flex; flex-direction: column; gap: 12px;
  color: #fff;
  position: relative; overflow: hidden;
}
.flow-mock-bank::before {
  content: ""; position: absolute;
  top: -40%; right: -30%;
  width: 200px; height: 200px; border-radius: 50%;
  background: radial-gradient(circle, rgba(27,77,255,0.25), transparent 70%);
}
.flow-mock-bank-label {
  font-size: 10px; font-weight: 700; letter-spacing: 0.12em;
  color: rgba(255,255,255,0.5); text-transform: uppercase;
  position: relative; z-index: 1;
}
.flow-mock-bank-amount {
  font-size: 28px; font-weight: 700; letter-spacing: -0.025em;
  color: #fff;
  font-variant-numeric: tabular-nums;
  position: relative; z-index: 1;
  line-height: 1;
}
.flow-mock-bank-amount .currency {
  font-size: 18px; color: rgba(255,255,255,0.6);
  margin-right: 2px;
}
.flow-mock-bank-tx {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 8px;
  padding: 10px;
  display: flex; align-items: center; gap: 10px;
  margin-top: auto;
  position: relative; z-index: 1;
  opacity: 0; transform: translateY(8px);
  transition: all 0.4s 0.3s;
}
.flow-card.done .flow-mock-bank-tx,
.flow-card.active .flow-mock-bank-tx { opacity: 1; transform: translateY(0); }
.flow-mock-bank-arrow {
  width: 22px; height: 22px; border-radius: 50%;
  background: rgba(0,197,138,0.2); color: var(--success);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 800;
}
.flow-mock-bank-tx-detail {
  flex: 1;
  font-size: 10px;
  color: rgba(255,255,255,0.6);
}
.flow-mock-bank-tx-detail b {
  display: block; color: #fff; font-size: 12px; margin-bottom: 2px;
  font-variant-numeric: tabular-nums;
}

/* ---------- Connecting line between cards ---------- */
.flow-connector {
  position: absolute;
  top: 50%;
  left: 0; right: 0;
  height: 2px;
  background: var(--line);
  z-index: 0;
  pointer-events: none;
}
.flow-connector::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(90deg, var(--brand) 0%, var(--brand-2) 50%, var(--success) 100%);
  width: var(--p, 0%);
  transition: width 0.42s cubic-bezier(0.4, 0, 0.2, 1);
}

/* particle */
.flow-particle {
  position: absolute;
  top: calc(50% - 7px);
  width: 14px; height: 14px;
  background: var(--brand);
  border-radius: 50%;
  box-shadow:
    0 0 0 5px rgba(27,77,255,0.2),
    0 0 28px rgba(27,77,255,0.72);
  left: 0;
  transition: left 0.54s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 3;
  opacity: 0;
}
.flow-particle.visible {
  opacity: 1;
  animation: flow-particle-pulse 1.1s ease-out infinite;
}
@keyframes flow-particle-pulse {
  0%, 100% { box-shadow: 0 0 0 5px rgba(27,77,255,0.2), 0 0 28px rgba(27,77,255,0.72); }
  50% { box-shadow: 0 0 0 9px rgba(27,77,255,0.08), 0 0 34px rgba(27,77,255,0.85); }
}

/* ============================================================
   SECTORS STRIP
   ============================================================ */
.sectors {
  padding: 56px 0 64px;
  border-bottom: 1px solid var(--line);
}
.sectors-eyebrow {
  text-align: center;
  font-size: 12px; font-weight: 700; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--ink-3);
  margin-bottom: 28px;
}
.sectors-grid {
  display: grid; grid-template-columns: repeat(6, 1fr);
  gap: 16px;
  align-items: center;
}
.sector-card {
  padding: 16px;
  border-radius: 14px;
  text-align: center;
  transition: all 0.2s;
  cursor: default;
}
.sector-card:hover { background: var(--paper-2); }
.sector-card svg {
  width: 32px; height: 32px;
  color: var(--ink-3);
  margin: 0 auto 8px;
  display: block;
  transition: color 0.2s;
}
.sector-card:hover svg { color: var(--brand); }
.sector-card .name {
  font-size: 13px; font-weight: 700; color: var(--ink-2);
}

/* ============================================================
   3 PROMISES
   ============================================================ */
.promises {
  background: var(--paper-2);
}
.promise-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
  margin-top: 64px;
}
.promise {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 36px;
  position: relative;
  overflow: hidden;
  transition: all 0.3s;
}
.promise:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(27,77,255,0.3);
}
.promise-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px; font-weight: 700; color: var(--ink-3);
  letter-spacing: 0.1em;
  margin-bottom: 28px;
}
.promise-mega {
  font-size: 72px; font-weight: 700; letter-spacing: -0.045em;
  line-height: 0.95;
  background: linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 100%);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  margin-bottom: 24px;
}
.promise h3 {
  font-size: 22px; font-weight: 700;
  margin-bottom: 10px;
}
.promise p {
  font-size: 15px; line-height: 1.55;
  color: var(--ink-2);
}

/* ============================================================
   HOW IT WORKS
   ============================================================ */
.steps {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
  margin-top: 56px;
  position: relative;
}
.steps::before {
  content: "";
  position: absolute;
  top: 28px;
  left: 12.5%; right: 12.5%;
  height: 2px;
  background: linear-gradient(90deg, var(--line) 0%, var(--line) 100%);
  z-index: 0;
}
.step {
  position: relative;
  z-index: 1;
}
.step-num {
  width: 56px; height: 56px; border-radius: 50%;
  background: #fff;
  border: 2px solid var(--line);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; font-weight: 800;
  color: var(--ink); font-variant-numeric: tabular-nums;
  margin: 0 auto 20px;
  transition: all 0.3s;
}
.step:hover .step-num {
  border-color: var(--brand);
  color: var(--brand);
  transform: scale(1.05);
}
.step-body {
  text-align: center;
}
.step-body h4 {
  font-size: 18px; font-weight: 700; margin-bottom: 8px;
}
.step-body p {
  font-size: 14px; color: var(--ink-2); line-height: 1.5;
}

/* ============================================================
   FEATURE SHOWCASE
   ============================================================ */
.feature-row {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  padding: 56px 0;
}
.feature-row.reverse {
  direction: rtl;
}
.feature-row.reverse > * { direction: ltr; }
.feature-copy h2 { margin-bottom: 20px; }
.feature-copy .body-xl { margin-bottom: 24px; }
.feature-list {
  list-style: none; padding: 0; margin: 28px 0 0;
  display: flex; flex-direction: column; gap: 14px;
}
.feature-list li {
  display: flex; align-items: flex-start; gap: 12px;
  font-size: 16px; color: var(--ink-2);
}
.feature-list li .ck {
  flex-shrink: 0; width: 22px; height: 22px; border-radius: 50%;
  background: var(--brand-soft); color: var(--brand);
  display: flex; align-items: center; justify-content: center;
  margin-top: 2px;
}
.feature-visual {
  position: relative;
}

/* Laptop screen presenter */
.laptop-mini {
  position: relative;
  background: linear-gradient(180deg, #2A2F45 0%, #15182B 100%);
  border-radius: 16px 16px 8px 8px;
  padding: 14px 14px 18px;
  box-shadow: 0 40px 80px -40px rgba(10,14,39,0.4);
}
.laptop-mini::before {
  content: ""; position: absolute; bottom: -8px; left: -2%; right: -2%;
  height: 10px;
  background: linear-gradient(180deg, #15182B 0%, #2A2F45 60%, #0A0E27 100%);
  border-radius: 0 0 10px 10px;
}
.laptop-mini::after {
  content: ""; position: absolute; bottom: -8px; left: 43%; right: 43%;
  height: 4px; background: #0A0E27; border-radius: 0 0 4px 4px; z-index: 2;
}
.laptop-mini .screen {
  background: #fff; border-radius: 6px; overflow: hidden;
  aspect-ratio: 16/10;
}
.laptop-mini .screen img { width: 100%; height: 100%; object-fit: cover; object-position: top; display: block; }

/* Floating annotation */
.float-annot {
  position: absolute;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 18px;
  box-shadow: 0 20px 40px -20px rgba(10,14,39,0.18);
  display: flex; align-items: center; gap: 12px;
}
.float-annot.top-left { top: 8%; left: -20px; }
.float-annot.top-right { top: 8%; right: -20px; }
.float-annot.bottom-left { bottom: 6%; left: -30px; transform: rotate(-2deg); }
.float-annot.bottom-right { bottom: 6%; right: -30px; transform: rotate(2deg); }
.float-annot .ann-icon {
  width: 32px; height: 32px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.float-annot .ann-lbl {
  font-size: 10px; color: var(--ink-3); font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
}
.float-annot .ann-val {
  font-size: 13px; font-weight: 800; color: var(--ink);
}

/* ============================================================
   SECURITY
   ============================================================ */
.security {
  background: var(--brand-deep);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.security::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(1200px 800px at 80% 30%, rgba(27,77,255,0.25) 0%, transparent 60%),
    radial-gradient(900px 600px at 10% 100%, rgba(77,123,255,0.15) 0%, transparent 60%);
  pointer-events: none;
}
.security-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
  margin-top: 64px;
  position: relative; z-index: 1;
}
.security-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 20px;
  padding: 32px;
  transition: all 0.25s;
}
.security-card:hover {
  background: rgba(255,255,255,0.07);
  border-color: rgba(27,77,255,0.4);
  transform: translateY(-4px);
}
.security-card .layer {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px; font-weight: 700;
  color: var(--brand-3);
  letter-spacing: 0.14em; text-transform: uppercase;
  margin-bottom: 20px;
}
.security-card h3 {
  font-size: 24px; font-weight: 700; color: #fff;
  margin-bottom: 14px;
}
.security-card p {
  font-size: 15px; color: rgba(255,255,255,0.65);
  line-height: 1.6;
}
.security-card .chips {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-top: 18px;
}
.security-card .chip {
  font-size: 11px; font-weight: 700;
  padding: 4px 10px; border-radius: 999px;
  background: rgba(27,77,255,0.18); color: var(--brand-3);
}

/* ============================================================
   USE CASES
   ============================================================ */
.usecases-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
  margin-top: 56px;
}
.usecase {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 32px;
  position: relative;
  overflow: hidden;
  transition: all 0.3s;
  display: flex; flex-direction: column;
}
.usecase:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(27,77,255,0.3);
}
.usecase-emoji {
  width: 56px; height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--brand-soft) 0%, rgba(141,165,255,0.2) 100%);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 24px;
  color: var(--brand);
}
.usecase-emoji svg { width: 28px; height: 28px; }
.usecase h3 {
  font-size: 22px; font-weight: 700; margin-bottom: 10px;
}
.usecase p {
  font-size: 15px; color: var(--ink-2); line-height: 1.55;
  margin-bottom: 20px;
}
.usecase-tags {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-top: auto;
}

/* ============================================================
   STATS
   ============================================================ */
.stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0;
  margin-top: 56px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 24px;
  overflow: hidden;
}
.stat {
  padding: 36px 32px;
  border-right: 1px solid var(--line);
  position: relative;
}
.stat:last-child { border-right: none; }
.stat-num {
  font-size: 56px; font-weight: 700; letter-spacing: -0.04em;
  line-height: 1;
  background: linear-gradient(180deg, var(--ink) 0%, var(--brand) 100%);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  font-variant-numeric: tabular-nums;
}
.stat-lbl {
  font-size: 14px; color: var(--ink-2); font-weight: 600;
  margin-top: 10px;
}

/* ============================================================
   PRICING
   ============================================================ */
.pricing {
  background: var(--paper-2);
}
.price-card {
  max-width: 640px; margin: 64px auto 0;
  background: linear-gradient(135deg, var(--brand-deep) 0%, #11173d 100%);
  border-radius: 28px;
  padding: 48px;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.price-card::before {
  content: ""; position: absolute;
  top: -30%; right: -20%;
  width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, rgba(27,77,255,0.4) 0%, transparent 60%);
}
.price-card::after {
  content: ""; position: absolute;
  bottom: -30%; left: -20%;
  width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, rgba(77,123,255,0.2) 0%, transparent 60%);
}
.price-card > * { position: relative; z-index: 1; }
.price-tag {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 16px; border-radius: 999px;
  background: rgba(27,77,255,0.18); color: var(--brand-3);
  font-size: 12px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
  margin-bottom: 20px;
}
.price-amount {
  font-size: 96px; font-weight: 700; letter-spacing: -0.04em;
  line-height: 1; margin-bottom: 12px;
  background: linear-gradient(180deg, #fff 0%, var(--brand-3) 100%);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.price-sub {
  font-size: 18px; color: rgba(255,255,255,0.7); margin-bottom: 32px;
  line-height: 1.4;
}
.price-features {
  list-style: none; padding: 0; margin: 0 0 36px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
  text-align: left;
}
.price-features li {
  display: flex; align-items: center; gap: 10px;
  font-size: 14px; font-weight: 600; color: rgba(255,255,255,0.85);
}
.price-features li svg {
  width: 16px; height: 16px;
  color: var(--success);
  flex-shrink: 0;
}

/* ============================================================
   FAQ
   ============================================================ */
.faq-grid {
  display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 80px;
  margin-top: 24px;
}
.faq-list {
  display: flex; flex-direction: column; gap: 8px;
}
.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 24px 0;
  cursor: pointer;
}
.faq-item:first-child { padding-top: 0; }
.faq-q {
  display: flex; align-items: center; justify-content: space-between;
  font-size: 18px; font-weight: 700; color: var(--ink);
  gap: 16px;
  list-style: none;
}
.faq-q::-webkit-details-marker { display: none; }
.faq-q-icon {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--paper-2);
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s;
  flex-shrink: 0;
}
.faq-item[open] .faq-q-icon {
  background: var(--brand);
  color: #fff;
  transform: rotate(45deg);
}
.faq-q-icon svg { width: 14px; height: 14px; transition: all 0.2s; }
.faq-a {
  padding-top: 16px;
  font-size: 16px; line-height: 1.65; color: var(--ink-2);
}

/* ============================================================
   FINAL CTA
   ============================================================ */
.cta-final {
  background: var(--brand-deep);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-final::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(1200px 700px at 50% 0%, rgba(27,77,255,0.4) 0%, transparent 55%),
    radial-gradient(900px 600px at 50% 120%, rgba(77,123,255,0.2) 0%, transparent 55%);
}
.cta-final-inner {
  position: relative; z-index: 1;
  text-align: center;
  padding: 96px 0 88px;
}
.cta-final h2 {
  font-size: clamp(48px, 6vw, 88px);
  font-weight: 700; letter-spacing: -0.04em;
  line-height: 1; color: #fff;
  margin: 0 0 24px;
}
.cta-final p {
  font-size: 20px; color: rgba(255,255,255,0.7);
  max-width: 580px; margin: 0 auto 40px;
}
.cta-final-actions {
  display: flex; justify-content: center; gap: 14px; flex-wrap: wrap;
}
.contact-row {
  display: flex; justify-content: center; gap: 36px; margin-top: 48px;
  flex-wrap: wrap;
}
.contact-row a {
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  font-size: 15px; font-weight: 600;
  display: flex; align-items: center; gap: 8px;
  transition: color 0.2s;
}
.contact-row a:hover { color: #fff; }
.contact-row svg { width: 16px; height: 16px; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--brand-deep);
  color: rgba(255,255,255,0.7);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 56px 0 32px;
}
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px;
  margin-bottom: 40px;
}
.footer-brand img { height: 38px; margin-bottom: 16px; }
.footer-brand p { font-size: 14px; color: rgba(255,255,255,0.5); max-width: 280px; line-height: 1.5; }
.footer-col h5 {
  font-size: 12px; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: rgba(255,255,255,0.5);
  margin-bottom: 16px;
}
.footer-col a {
  display: block;
  font-size: 14px; color: rgba(255,255,255,0.8);
  text-decoration: none; padding: 4px 0;
  transition: color 0.15s;
}
.footer-col a:hover { color: #fff; }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 13px; color: rgba(255,255,255,0.45);
  flex-wrap: wrap; gap: 16px;
}
.footer-bottom-right { display: flex; gap: 24px; }

/* ============================================================
   UTILITIES
   ============================================================ */
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.max-w-2xl { max-width: 720px; }
.max-w-xl { max-width: 560px; }
.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }

/* Reveal on scroll — disabled (was causing iframe-render issues; content visible by default) */
.reveal { opacity: 1; transform: none; }
.reveal.in { opacity: 1; transform: none; }

/* WhatsApp floating */
.wa-float {
  position: fixed;
  bottom: 24px; right: 24px;
  width: 60px; height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 20px 40px -10px rgba(37,211,102,0.5);
  z-index: 90;
  text-decoration: none;
  transition: all 0.2s;
}
.wa-float:hover { transform: scale(1.08); }
.wa-float svg { width: 28px; height: 28px; color: #fff; }
.wa-float .pulse {
  position: absolute; inset: 0;
  border-radius: 50%;
  background: #25D366;
  animation: wa-pulse 2s ease-out infinite;
  z-index: -1;
}
@keyframes wa-pulse {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.5); opacity: 0; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .flow-stage { height: 700px; }
  .flow-track { grid-template-columns: 1fr 1fr; gap: 16px; padding: 56px 24px; }
  .flow-connector { display: none; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2) { border-right: none; }
  .stat:nth-child(1), .stat:nth-child(2) { border-bottom: 1px solid var(--line); }
  .faq-grid { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 820px) {
  :root { --pad-x: 24px; }
  .section-pad { padding: 80px 0; }
  .nav-links { display: none; }
  .feature-row { grid-template-columns: 1fr; gap: 40px; padding: 32px 0; }
  .feature-row.reverse { direction: ltr; }
  .promise-grid, .security-grid, .usecases-grid { grid-template-columns: 1fr; gap: 16px; }
  .steps { grid-template-columns: 1fr 1fr; gap: 32px; }
  .steps::before { display: none; }
  .sectors-grid { grid-template-columns: repeat(3, 1fr); }
  .price-features { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr; }
  .stat { border-right: none !important; border-bottom: 1px solid var(--line); }
  .stat:last-child { border-bottom: none; }
  .float-annot { display: none; }
}
@media (max-width: 640px) {
  /* Hero akış animasyonu: mobilde tek sütun dikey yığın */
  .flow-stage {
    height: auto;
    margin-top: 48px;
    border-radius: 20px;
    padding: 22px 16px 24px;
  }
  .flow-stage-label,
  .flow-stage-counter {
    position: static;
    top: auto; left: auto; right: auto;
  }
  .flow-stage-label {
    margin-bottom: 12px;
    letter-spacing: 0.1em;
  }
  .flow-stage-counter {
    margin-bottom: 18px;
    justify-content: flex-start;
  }
  .flow-track {
    position: static;
    inset: auto;
    display: flex;
    flex-direction: column;
    grid-template-columns: none;
    gap: 14px;
    padding: 0;
  }
  .flow-card,
  .flow-card.active {
    transform: none;
  }
  .flow-card { opacity: 1; }
  .flow-connector,
  .flow-particle { display: none; }
}