/* ============================================================
   CLOUBACK — Main Stylesheet
   ============================================================ */

/* Fonts loaded via <link> in HTML for faster discovery */

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ── Light mode (default) ── */
:root {
  --bg:         #FFFFFF;
  --bg2:        #F8FAFC;
  --card:       #FFFFFF;
  --card2:      #F1F5F9;
  --border:     rgba(15,23,42,0.08);
  --text:       #0F172A;
  --text2:      #475569;
  --text3:      #586879;
  --blue:       #2563EB;
  --blue-hover: #1D4ED8;
  --cyan:       #0891B2;
  --violet:     #7C3AED;
  --green:      #16A34A;
  --amber:      #D97706;
  --red:        #DC2626;
  --radius:     12px;
  --radius-lg:  20px;
  --shadow:     0 1px 4px rgba(15,23,42,0.06), 0 4px 16px rgba(15,23,42,0.06);
  --shadow-lg:  0 4px 24px rgba(15,23,42,0.10), 0 12px 48px rgba(15,23,42,0.10);
  --transition: 0.2s ease;
}

/* ── Dark mode ── */
[data-theme="dark"] {
  --bg:         #0B0F17;
  --bg2:        #111827;
  --card:       #161D2B;
  --card2:      #1C2436;
  --border:     rgba(255,255,255,0.07);
  --text:       #F8FAFC;
  --text2:      #AAB4C3;
  --text3:      #6B7A8D;
  --blue:       #5B8DEF;
  --blue-hover: #4A7ADE;
  --cyan:       #00C7D0;
  --violet:     #A78BFA;
  --green:      #22C55E;
  --amber:      #F59E0B;
  --red:        #EF4444;
  --shadow:     0 4px 24px rgba(0,0,0,0.4);
  --shadow-lg:  0 8px 48px rgba(0,0,0,0.6);
}

html {
  scroll-behavior: smooth; font-size: 16px;
  transition: background-color 0.25s ease, color 0.25s ease;
}
body, .header, .card, .pricing-card, .diff-card, .pain-card, .security-block,
.contact-form, .faq-item, .contact-method, .demo-visual, .nav-mobile {
  transition: background-color 0.25s ease, border-color 0.25s ease, color 0.25s ease;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
p a { text-decoration: underline; text-underline-offset: 3px; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ── Typography ── */
h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 800; line-height: 1.15; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.5rem); font-weight: 700; line-height: 1.2; letter-spacing: -0.015em; }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); font-weight: 600; line-height: 1.3; }
h4 { font-size: 1rem; font-weight: 600; }
p  { color: var(--text2); line-height: 1.7; }

/* ── Layout ── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.container-sm { max-width: 860px; margin: 0 auto; padding: 0 24px; }

section { padding: 96px 0; }
section.compact { padding: 64px 0; }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px; border-radius: 8px;
  font-size: 0.95rem; font-weight: 600;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--blue); color: #fff;
}
.btn-primary:hover { background: var(--blue-hover); transform: translateY(-1px); box-shadow: 0 8px 24px rgba(91,141,239,0.35); }

.btn-secondary {
  background: transparent; color: var(--text);
  border: 1.5px solid var(--border);
}
.btn-secondary:hover { border-color: var(--blue); background: var(--bg2); }

.btn-ghost { color: var(--text2); padding: 14px 20px; }
.btn-ghost:hover { color: var(--text); }

.btn-lg { padding: 18px 36px; font-size: 1rem; border-radius: 10px; }

/* ── Badges ── */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px; border-radius: 100px;
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.03em;
  text-transform: uppercase;
}
.badge-blue   { background: rgba(91,141,239,0.12); color: #1D4ED8; border: 1px solid rgba(91,141,239,0.2); }
.badge-cyan   { background: rgba(0,199,208,0.12);  color: #0C6E8C; border: 1px solid rgba(0,199,208,0.2); }
.badge-violet { background: rgba(167,139,250,0.12);color: #6D28D9; border: 1px solid rgba(167,139,250,0.2); }
.badge-green  { background: rgba(34,197,94,0.12);  color: #166534; border: 1px solid rgba(34,197,94,0.2); }
.badge-amber  { background: rgba(245,158,11,0.12); color: var(--amber); border: 1px solid rgba(245,158,11,0.2); }

/* ── Tag label ── */
.section-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--blue); margin-bottom: 16px;
}
.section-tag::before {
  content: ''; width: 20px; height: 2px; background: var(--blue); border-radius: 2px;
}

/* ── Cards ── */
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px;
  box-shadow: var(--shadow);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.card:hover { border-color: rgba(37,99,235,0.25); transform: translateY(-2px); box-shadow: var(--shadow-lg); }

/* ── Gradient text ── */
.gradient-text {
  background: linear-gradient(135deg, var(--blue) 0%, var(--cyan) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Divider ── */
.divider {
  width: 60px; height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  border-radius: 2px; margin: 20px 0;
}

/* ===============================
   HEADER / NAV
   =============================== */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,0.88);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}
.header.scrolled { background: rgba(255,255,255,0.97); }
[data-theme="dark"] .header { background: rgba(11,15,23,0.88); }
[data-theme="dark"] .header.scrolled { background: rgba(11,15,23,0.97); }

.nav {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}

.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 1.25rem; font-weight: 800; letter-spacing: -0.02em;
}
.nav-logo img { height: 36px; width: auto; max-width: 200px; display: block; }
[data-theme="dark"] .nav-logo img { filter: brightness(0) invert(1); }
.hero-app-icon { display: flex; justify-content: center; margin: 28px 0 8px; }
.hero-app-icon img { border-radius: 22px; box-shadow: 0 8px 40px rgba(91,141,239,0.28); }

.nav-links {
  display: flex; align-items: center; gap: 4px;
}
.nav-links a {
  padding: 8px 14px; border-radius: 6px;
  font-size: 0.88rem; font-weight: 500; color: var(--text2);
  transition: all var(--transition);
}
.nav-links a:hover { color: var(--text); background: var(--card); }
.nav-links a.active { color: var(--text); }

.nav-actions {
  display: flex; align-items: center; gap: 10px;
}
.nav-actions .btn-login {
  font-size: 0.88rem; font-weight: 500; color: var(--text2);
  padding: 8px 16px;
}
.nav-actions .btn-login:hover { color: var(--text); }

/* ── Theme toggle (desktop/tablet) ──
   Light mode → muestra luna (acción: pasar a oscuro)
   Dark mode  → muestra sol (acción: pasar a claro) */
.theme-toggle {
  width: 38px; height: 38px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: var(--text); border: 1.5px solid var(--border);
  background: var(--bg2); cursor: pointer;
  transition: color 0.2s, background 0.2s, border-color 0.2s;
  flex-shrink: 0;
}
.theme-toggle:hover { border-color: var(--blue); background: rgba(37,99,235,0.07); color: var(--blue); }
.theme-toggle svg { width: 18px; height: 18px; pointer-events: none; }
/* Claro: muestra luna */
.theme-toggle .icon-moon { display: block; }
.theme-toggle .icon-sun  { display: none; }
/* Oscuro: muestra sol */
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }
[data-theme="dark"] .theme-toggle .icon-sun  { display: block; }

.nav-mobile-toggle {
  display: none; flex-direction: column; gap: 5px;
  padding: 8px; border-radius: 6px;
}
.nav-mobile-toggle span {
  width: 22px; height: 2px; background: var(--text2); border-radius: 2px;
  transition: all var(--transition);
}

/* Mobile nav */
.nav-mobile {
  display: none;
  position: fixed; top: 68px; left: 0; right: 0; bottom: 0;
  background: var(--bg); border-top: 1px solid var(--border); padding: 24px;
  overflow-y: auto; z-index: 999;
  flex-direction: column; gap: 8px;
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  padding: 14px 16px; border-radius: 8px; font-size: 1rem;
  font-weight: 500; color: var(--text2); border: 1px solid var(--border);
}
.nav-mobile a:hover { color: var(--text); background: var(--card); }
.nav-mobile .btn { margin-top: 8px; justify-content: center; }

/* ── Theme toggle (mobile menu)
   Claro → texto "Modo oscuro" + luna / Oscuro → texto "Modo claro" + sol */
.theme-toggle-mobile {
  margin-top: 8px; padding: 14px 16px; border-radius: 8px;
  border: 1.5px solid var(--border); background: var(--bg2);
  display: flex; align-items: center; gap: 12px;
  font-size: 0.95rem; font-weight: 500; color: var(--text);
  cursor: pointer; width: 100%; font-family: inherit;
  transition: color 0.2s, background 0.2s, border-color 0.2s;
}
.theme-toggle-mobile:hover { border-color: var(--blue); background: rgba(37,99,235,0.07); color: var(--blue); }
.theme-toggle-mobile svg { width: 20px; height: 20px; flex-shrink: 0; pointer-events: none; }
/* Claro: muestra luna + texto "Modo oscuro" */
.theme-toggle-mobile .icon-moon { display: block; }
.theme-toggle-mobile .icon-sun  { display: none; }
.theme-toggle-mobile .label-dark  { display: block; }
.theme-toggle-mobile .label-light { display: none; }
/* Oscuro: muestra sol + texto "Modo claro" */
[data-theme="dark"] .theme-toggle-mobile .icon-moon { display: none; }
[data-theme="dark"] .theme-toggle-mobile .icon-sun  { display: block; }
[data-theme="dark"] .theme-toggle-mobile .label-dark  { display: none; }
[data-theme="dark"] .theme-toggle-mobile .label-light { display: block; }

/* ===============================
   HERO
   =============================== */
.hero {
  padding: 160px 0 100px;
  position: relative; overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(37,99,235,0.07) 0%, transparent 60%),
    radial-gradient(ellipse 50% 30% at 80% 80%, rgba(8,145,178,0.04) 0%, transparent 50%);
}
[data-theme="dark"] .hero-bg {
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(91,141,239,0.15) 0%, transparent 60%),
    radial-gradient(ellipse 50% 30% at 80% 80%, rgba(0,199,208,0.06) 0%, transparent 50%);
}
.hero-grid {
  position: absolute; inset: 0; pointer-events: none; opacity: 0.025;
  background-image: linear-gradient(var(--text) 1px, transparent 1px),
                    linear-gradient(90deg, var(--text) 1px, transparent 1px);
  background-size: 64px 64px;
}
[data-theme="dark"] .hero-grid { opacity: 0.04; }

.hero-content {
  position: relative; text-align: center; max-width: 860px; margin: 0 auto;
}
.hero-badge { margin-bottom: 24px; }
.hero h1 { margin-bottom: 24px; }
.hero h1 em { font-style: normal; color: var(--blue); }

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem); color: var(--text2);
  max-width: 640px; margin: 0 auto 40px; line-height: 1.7;
}
.hero-ctas {
  display: flex; align-items: center; justify-content: center;
  gap: 16px; flex-wrap: wrap; margin-bottom: 64px;
}

/* Flow diagram */
.hero-flow {
  display: flex; align-items: center; justify-content: center;
  gap: 0; flex-wrap: wrap;
  padding: 28px 32px;
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); max-width: 720px; margin: 0 auto;
}
.flow-step {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  padding: 12px 16px; flex: 1; min-width: 90px;
}
.flow-icon {
  width: 44px; height: 44px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
}
.flow-icon svg { width: 20px; height: 20px; display: block; }
.flow-icon.blue   { background: rgba(91,141,239,0.15); }
.flow-icon.cyan   { background: rgba(0,199,208,0.15); }
.flow-icon.violet { background: rgba(167,139,250,0.15); }
.flow-icon.green  { background: rgba(34,197,94,0.15); }

.flow-label { font-size: 0.75rem; font-weight: 600; color: var(--text2); text-align: center; }
.flow-arrow {
  color: var(--text3); font-size: 1.2rem; padding: 0 4px;
  flex-shrink: 0; align-self: flex-start; padding-top: 22px;
}

/* ===============================
   PAIN SECTION
   =============================== */
.pain { background: var(--bg2); }
.pain-header { text-align: center; max-width: 640px; margin: 0 auto 64px; }
.pain-header h2 { margin-bottom: 16px; }

.pain-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px;
}
.pain-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px 24px;
  transition: all var(--transition);
}
.pain-card:hover { border-color: rgba(239,68,68,0.3); }
.pain-icon {
  width: 44px; height: 44px; border-radius: 10px;
  background: rgba(239,68,68,0.1); display: flex; align-items: center;
  justify-content: center; font-size: 1.2rem; margin-bottom: 16px;
}
.pain-icon svg { width: 20px; height: 20px; display: block; }
.pain-card h3, .pain-card h4 { color: var(--text); margin-bottom: 8px; font-size: 1rem; }
.pain-card p { font-size: 0.9rem; }

/* ===============================
   SOLUTION SECTION
   =============================== */
.solution-header { text-align: center; max-width: 600px; margin: 0 auto 64px; }
.solution-header h2 { margin-bottom: 16px; }

.solution-steps {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 0;
  position: relative;
}
.solution-steps::before {
  content: ''; position: absolute; top: 36px; left: 10%; right: 10%; height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--cyan), var(--violet));
  opacity: 0.3;
}
.step {
  display: flex; flex-direction: column; align-items: center;
  text-align: center; padding: 24px 16px; position: relative;
}
.step-number {
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--card); border: 2px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; font-weight: 800; color: var(--blue);
  margin-bottom: 16px; position: relative; z-index: 1;
  transition: all var(--transition);
}
.step:hover .step-number {
  background: var(--blue); color: #fff; border-color: var(--blue);
  box-shadow: 0 0 20px rgba(91,141,239,0.4);
}
.step h3, .step h4 { margin-bottom: 8px; font-size: 1rem; }
.step p { font-size: 0.85rem; }

/* ===============================
   USE CASES
   =============================== */
.use-cases { background: var(--bg2); }
.use-cases-header { text-align: center; max-width: 600px; margin: 0 auto 56px; }

.use-cases-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 16px;
}
.use-case-item {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px;
  display: flex; align-items: center; gap: 14px;
  font-size: 0.9rem; font-weight: 500; color: var(--text2);
  transition: all var(--transition);
}
.use-case-item:hover { color: var(--text); border-color: rgba(91,141,239,0.3); }
.use-case-icon { font-size: 1.4rem; flex-shrink: 0; }
.use-case-icon svg { width: 20px; height: 20px; display: block; }

/* ===============================
   DIFFERENTIATORS
   =============================== */
.diff-header { text-align: center; max-width: 600px; margin: 0 auto 64px; }
.diff-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; }

.diff-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 32px;
  display: flex; gap: 20px; transition: all var(--transition);
}
.diff-card:hover { border-color: rgba(91,141,239,0.25); transform: translateY(-2px); }
.diff-icon-wrap {
  width: 52px; height: 52px; border-radius: 12px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; font-size: 1.4rem;
}
.diff-icon-wrap svg { width: 22px; height: 22px; display: block; }
.diff-icon-wrap.blue   { background: rgba(91,141,239,0.12); }
.diff-icon-wrap.cyan   { background: rgba(0,199,208,0.12); }
.diff-icon-wrap.violet { background: rgba(167,139,250,0.12); }
.diff-icon-wrap.green  { background: rgba(34,197,94,0.12); }
.diff-icon-wrap.amber  { background: rgba(245,158,11,0.12); }

.diff-card h3 { margin-bottom: 8px; font-size: 1.05rem; }
.diff-card p  { font-size: 0.9rem; }

/* ===============================
   SECURITY TEASER
   =============================== */
.security-section { background: var(--bg2); }
.security-inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center;
}
.security-text h2 { margin-bottom: 16px; }
.security-text p  { margin-bottom: 32px; }

.security-list { display: flex; flex-direction: column; gap: 16px; margin-bottom: 40px; }
.security-item {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 16px 20px; background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius);
}
.security-item-icon {
  width: 32px; height: 32px; border-radius: 8px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.95rem;
}
.security-item-icon svg { width: 18px; height: 18px; display: block; }
.security-item-icon.green  { background: rgba(34,197,94,0.12); }
.security-item-icon.blue   { background: rgba(91,141,239,0.12); }
.security-item-icon.cyan   { background: rgba(0,199,208,0.12); }
.security-item-icon.violet { background: rgba(167,139,250,0.12); }

.security-item-text h3, .security-item-text h4 { color: var(--text); margin-bottom: 2px; font-size: 0.9rem; }
.security-item-text p  { font-size: 0.82rem; margin-bottom: 0; }

.security-visual {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 36px; text-align: center;
}
.security-visual-icon { font-size: 4rem; margin-bottom: 20px; }
.security-visual-icon svg { width: 48px; height: 48px; display: block; margin: 0 auto; }
.security-visual h3 { margin-bottom: 12px; font-size: 1.1rem; }
.security-visual p  { font-size: 0.88rem; margin-bottom: 24px; }
.security-tags { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }
.security-tag {
  padding: 5px 14px; border-radius: 100px; font-size: 0.75rem; font-weight: 600;
  background: var(--card2); border: 1px solid var(--border); color: var(--text2);
}

/* ===============================
   DEMO TEASER
   =============================== */
.demo-section { text-align: center; }
.demo-section h2 { margin-bottom: 16px; }
.demo-section > .container > p { max-width: 520px; margin: 0 auto 48px; }

.demo-preview {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 48px 40px; max-width: 760px; margin: 0 auto 48px;
  position: relative; overflow: hidden;
}
.demo-preview::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--cyan), var(--violet));
}
.demo-steps {
  display: flex; flex-direction: column; gap: 16px; text-align: left;
}
.demo-step {
  display: flex; align-items: center; gap: 16px;
  padding: 14px 20px; border-radius: 10px; background: var(--bg2);
  border: 1px solid var(--border); opacity: 0.5; transition: all var(--transition);
}
.demo-step.active { opacity: 1; border-color: rgba(91,141,239,0.4); }
.demo-step-num {
  width: 28px; height: 28px; border-radius: 50%; background: var(--card2);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.78rem; font-weight: 700; color: var(--text2); flex-shrink: 0;
}
.demo-step.active .demo-step-num { background: var(--blue); color: #fff; }
.demo-step-text { font-size: 0.9rem; font-weight: 500; }
.demo-step-badge { margin-left: auto; }

/* ===============================
   PRICING
   =============================== */
.pricing { background: var(--bg2); }
.pricing-header { text-align: center; max-width: 580px; margin: 0 auto 64px; }
.pricing-header h2 { margin-bottom: 12px; }
.pricing-header p { margin-bottom: 0; }

.pricing-note {
  display: inline-flex; align-items: center; gap: 8px; margin-top: 16px;
  font-size: 0.82rem; color: var(--text3); font-weight: 500;
}
.pricing-note::before { content: '✓'; color: var(--green); }

.pricing-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; max-width: 960px; margin: 0 auto;
}

.pricing-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 40px 32px;
  display: flex; flex-direction: column; position: relative;
  transition: all var(--transition);
}
.pricing-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.pricing-card.featured {
  border-color: rgba(91,141,239,0.4);
  background: linear-gradient(135deg, rgba(91,141,239,0.08) 0%, var(--card) 60%);
}
.pricing-card.featured::before {
  content: 'Más popular'; position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--blue); color: #fff; font-size: 0.75rem; font-weight: 700;
  padding: 4px 16px; border-radius: 100px; white-space: nowrap;
}
.pricing-card.beta {
  border-color: rgba(245,158,11,0.3);
  background: linear-gradient(135deg, rgba(245,158,11,0.05) 0%, var(--card) 60%);
}

.pricing-plan { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text3); margin-bottom: 12px; }
.pricing-card.featured .pricing-plan { color: var(--blue); }
.pricing-card.beta .pricing-plan { color: var(--amber); }

.pricing-price { margin-bottom: 6px; }
.pricing-price .amount { font-size: 2.8rem; font-weight: 800; color: var(--text); letter-spacing: -0.02em; }
.pricing-price .period { font-size: 0.9rem; color: var(--text3); }
.pricing-price .period .currency { font-size: 1.2rem; color: var(--text2); }
.pricing-desc { font-size: 0.88rem; color: var(--text2); margin-bottom: 32px; line-height: 1.5; }

.pricing-features { flex: 1; display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; }
.pricing-feature {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 0.88rem; color: var(--text2);
}
.pricing-feature::before { content: '✓'; color: var(--green); font-weight: 700; flex-shrink: 0; margin-top: 1px; }

.pricing-card .btn { width: 100%; justify-content: center; }

/* ===============================
   FINAL CTA
   =============================== */
.final-cta {
  text-align: center; padding: 120px 0;
  background:
    radial-gradient(ellipse 60% 80% at 50% 100%, rgba(37,99,235,0.06) 0%, transparent 60%);
}
[data-theme="dark"] .final-cta {
  background:
    radial-gradient(ellipse 60% 80% at 50% 100%, rgba(91,141,239,0.12) 0%, transparent 60%);
}
.final-cta h2 { max-width: 700px; margin: 0 auto 24px; }
.final-cta p  { max-width: 500px; margin: 0 auto 48px; }
.final-cta-buttons { display: flex; align-items: center; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ===============================
   FOOTER
   =============================== */
footer {
  background: var(--bg2); border-top: 1px solid var(--border);
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr repeat(4, 1fr); gap: 48px; margin-bottom: 56px;
}
.footer-brand .nav-logo { margin-bottom: 16px; }
.footer-brand p { font-size: 0.88rem; color: var(--text3); max-width: 240px; line-height: 1.6; }

.footer-col h3, .footer-col h5 {
  font-size: 0.8rem; font-weight: 700; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--text3); margin-bottom: 16px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a { font-size: 0.88rem; color: var(--text3); transition: color var(--transition); }
.footer-col ul a:hover { color: var(--text2); }

.footer-bottom {
  border-top: 1px solid var(--border); padding-top: 28px;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 16px;
}
.footer-bottom p { font-size: 0.82rem; color: var(--text3); }
.footer-legal { display: flex; gap: 20px; }
.footer-legal a { font-size: 0.82rem; color: var(--text3); transition: color var(--transition); }
.footer-legal a:hover { color: var(--text2); }

/* ===============================
   PAGE HERO (interior)
   =============================== */
.page-hero {
  padding: 140px 0 80px; text-align: center;
  border-bottom: 1px solid var(--border);
  background: radial-gradient(ellipse 80% 50% at 50% 0%, rgba(91,141,239,0.1) 0%, transparent 60%);
}
.page-hero .badge { margin-bottom: 20px; }
.page-hero h1 { margin-bottom: 20px; }
.page-hero p { max-width: 600px; margin: 0 auto; font-size: 1.05rem; }

/* ===============================
   SECURITY PAGE
   =============================== */
.security-page section { padding: 72px 0; }
.security-blocks { display: flex; flex-direction: column; gap: 24px; }
.security-block {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 40px 48px;
}
.security-block h3 { margin-bottom: 16px; font-size: 1.2rem; }
.security-block p { margin-bottom: 0; max-width: 680px; }
.security-block.highlight { border-color: rgba(34,197,94,0.3); }

.can-see, .cannot-see {
  display: grid; grid-template-columns: 1fr 1fr; gap: 32px; margin-top: 20px;
}
.see-column h4 { font-size: 0.82rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 12px; }
.see-column.can h4 { color: var(--text3); }
.see-column.cannot h4 { color: var(--green); }
.see-list { display: flex; flex-direction: column; gap: 8px; }
.see-list li {
  display: flex; align-items: center; gap: 10px;
  font-size: 0.88rem; color: var(--text2); padding: 8px 12px;
  background: var(--bg2); border-radius: 8px;
}
.see-list.can li::before { content: '○'; color: var(--text3); }
.see-list.cannot li::before { content: '✗'; color: var(--red); }

/* ===============================
   PRICING PAGE
   =============================== */
.pricing-faq { margin-top: 80px; }
.faq-grid { display: flex; flex-direction: column; gap: 16px; max-width: 760px; margin: 40px auto 0; }
.faq-item {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px 28px; cursor: pointer;
}
.faq-item h4 { color: var(--text); font-size: 0.95rem; display: flex; justify-content: space-between; align-items: center; }
.faq-item h4::after { content: '+'; color: var(--text3); font-size: 1.2rem; transition: transform var(--transition); }
.faq-item.open h4::after { transform: rotate(45deg); }
.faq-item p { margin-top: 12px; font-size: 0.88rem; display: none; }
.faq-item.open p { display: block; }

/* ===============================
   CONTACT PAGE
   =============================== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 64px; align-items: start; }
.contact-info h2 { margin-bottom: 16px; }
.contact-info p  { margin-bottom: 32px; }
.contact-methods { display: flex; flex-direction: column; gap: 16px; }
.contact-method {
  display: flex; align-items: center; gap: 14px;
  padding: 16px 20px; background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius);
}
.contact-method-icon { font-size: 1.2rem; }
.contact-method h5 { font-size: 0.8rem; color: var(--text3); margin-bottom: 2px; }
.contact-method a { font-size: 0.9rem; color: var(--blue); font-weight: 500; }

.contact-form {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 40px;
}
.contact-form h3 { margin-bottom: 28px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.82rem; font-weight: 600; color: var(--text2); margin-bottom: 8px; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; padding: 12px 16px;
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 8px; color: var(--text);
  font-family: inherit; font-size: 0.9rem;
  transition: border-color var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--blue); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group select option { background: var(--bg2); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ===============================
   DEMO PAGE
   =============================== */
.demo-page { }
.demo-selector { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 48px; }
.demo-selector button {
  padding: 10px 20px; border-radius: 8px; border: 1.5px solid var(--border);
  font-size: 0.88rem; font-weight: 500; color: var(--text2);
  background: var(--card); transition: all var(--transition);
}
.demo-selector button.active,
.demo-selector button:hover { border-color: var(--blue); color: var(--text); background: rgba(91,141,239,0.08); }

.demo-visual {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden; max-width: 800px; margin: 0 auto 48px;
}
.demo-topbar {
  background: var(--bg2); border-bottom: 1px solid var(--border);
  padding: 12px 20px; display: flex; align-items: center; gap: 10px;
}
.demo-dots { display: flex; gap: 6px; }
.demo-dot { width: 10px; height: 10px; border-radius: 50%; }
.demo-dot.red { background: #FF5F57; }
.demo-dot.amber { background: #FFBD44; }
.demo-dot.green { background: #28C840; }
.demo-topbar-title { font-size: 0.82rem; color: var(--text3); margin: 0 auto; }

.demo-body { padding: 36px; }
.demo-progress { display: flex; gap: 24px; }
.demo-progress-step {
  flex: 1; display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.demo-progress-dot {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--card2); border: 2px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; font-weight: 700; color: var(--text3);
}
.demo-progress-step.done .demo-progress-dot { background: var(--green); border-color: var(--green); color: #fff; }
.demo-progress-step.current .demo-progress-dot { background: var(--blue); border-color: var(--blue); color: #fff; box-shadow: 0 0 16px rgba(91,141,239,0.4); }
.demo-progress-label { font-size: 0.72rem; color: var(--text3); text-align: center; }
.demo-progress-step.done .demo-progress-label,
.demo-progress-step.current .demo-progress-label { color: var(--text2); }

/* ===============================
   SECTOR LANDING
   =============================== */
.sector-hero { padding: 140px 0 100px; }
.sector-pain { background: var(--bg2); }
.sector-cta-block {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 56px 48px; text-align: center;
  margin-top: 80px;
}
.sector-cta-block h2 { margin-bottom: 16px; }
.sector-cta-block p  { max-width: 520px; margin: 0 auto 32px; }
.sector-cta-block .btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.trust-logos {
  display: flex; align-items: center; justify-content: center;
  gap: 32px; flex-wrap: wrap; opacity: 0.4; margin-top: 64px;
  font-size: 0.82rem; font-weight: 600; color: var(--text3); letter-spacing: 0.05em; text-transform: uppercase;
}

/* ===============================
   LEGAL / SIMPLE PAGES
   =============================== */
.simple-page { padding: 140px 0 80px; }
.simple-page h1 { margin-bottom: 12px; }
.simple-page .lead { font-size: 1rem; color: var(--text3); margin-bottom: 48px; }
.simple-content { max-width: 760px; }
.simple-content h2 { font-size: 1.3rem; margin: 40px 0 16px; color: var(--text); }
.simple-content h3 { font-size: 1rem; margin: 24px 0 12px; color: var(--text); }
.simple-content p  { margin-bottom: 16px; font-size: 0.92rem; }
.simple-content ul { margin: 12px 0 16px 0; display: flex; flex-direction: column; gap: 8px; }
.simple-content ul li { font-size: 0.92rem; color: var(--text2); padding-left: 16px; position: relative; }
.simple-content ul li::before { content: '—'; position: absolute; left: 0; color: var(--text3); }

/* ===============================
   COOKIE BANNER
   =============================== */
.cookie-banner {
  position: fixed; bottom: 20px; left: 20px; right: 20px; z-index: 9999;
  background: var(--card2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px 24px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; max-width: 860px; margin: 0 auto;
  box-shadow: var(--shadow-lg); display: none;
}
.cookie-banner.show { display: flex; }
.cookie-banner p { font-size: 0.85rem; flex: 1; margin: 0; }
.cookie-banner p a { color: var(--blue); }
.cookie-banner .cookie-btns { display: flex; gap: 10px; flex-shrink: 0; }

/* ===============================
   RESPONSIVE
   =============================== */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .security-inner { grid-template-columns: 1fr; gap: 48px; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  section { padding: 64px 0; }
  .nav-links, .nav-actions .btn { display: none; }
  .nav-actions .btn-login { display: none; }
  .nav-actions .theme-toggle { display: flex; }
  .nav-mobile-toggle { display: flex; }
  .hero { padding: 120px 0 64px; }
  .hero-flow { padding: 20px 16px; gap: 0; }
  .flow-step { padding: 8px; min-width: 70px; }
  .flow-label { font-size: 0.65rem; }
  .solution-steps::before { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-col:first-child { grid-column: 1 / -1; }
  .pricing-grid { grid-template-columns: 1fr; }
  .diff-grid { grid-template-columns: 1fr; }
  .can-see, .cannot-see { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .demo-progress { gap: 8px; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .hero-ctas { flex-direction: column; align-items: stretch; }
  .hero-ctas .btn { justify-content: center; }
  .final-cta-buttons { flex-direction: column; align-items: stretch; }
  .final-cta-buttons .btn { justify-content: center; }
}

/* ── Animations ── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-in-up { animation: fadeInUp 0.5s ease forwards; }

/* ── Scroll reveal ── */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ===============================
   METRICS SECTION
   =============================== */
.metrics-section { background: var(--bg2); }
.metrics-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 64px;
}
.metrics-header h2 { margin-bottom: 16px; }
.metrics-header p { margin-bottom: 0; font-size: 1rem; }

.metrics-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 32px;
  margin-bottom: 56px;
}

.chart-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  display: flex;
  flex-direction: column;
}

.chart-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text);
}

.chart-note {
  font-size: 0.82rem;
  color: var(--text3);
  margin-bottom: 24px;
}

/* Speed chart */
.speed-chart {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.speed-bar-wrap {
  display: grid;
  grid-template-columns: 90px 1fr 80px;
  gap: 12px;
  align-items: center;
}

.speed-label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text2);
  text-align: left;
}

.speed-bar-track {
  position: relative;
  width: 100%;
  height: 8px;
  background: var(--bg2);
  border-radius: 4px;
  overflow: hidden;
}

.speed-bar {
  height: 100%;
  border-radius: 4px;
  width: 0;
  transition: width 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.speed-bar.clouback {
  background: linear-gradient(90deg, var(--blue) 0%, #5B8DEF 100%);
}

.speed-bar.competitor {
  background: linear-gradient(90deg, var(--cyan) 0%, #00C7D0 100%);
}

.speed-bar.weak {
  background: linear-gradient(90deg, var(--text3) 0%, #586879 100%);
}

.speed-pct {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text);
  text-align: right;
}

/* Donut chart */
.donut-outer {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 28px;
}

.donut-chart-container {
  position: relative;
  width: 160px;
  height: 160px;
}

.donut-svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.donut-bg {
  stroke: var(--bg2);
}

.donut-seg {
  stroke-linecap: round;
  transition: stroke-dasharray 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.donut-seg.seg1 {
  stroke: var(--blue);
}

.donut-seg.seg2 {
  stroke: var(--cyan);
}

.donut-seg.seg3 {
  stroke: var(--violet);
}

.donut-seg.seg4 {
  stroke: var(--green);
}

.donut-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}

.donut-big {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1;
}

.donut-sub {
  font-size: 0.7rem;
  color: var(--text3);
  margin-top: 4px;
  font-weight: 500;
}

.donut-legend {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.donut-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--text2);
}

.donut-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.donut-dot.seg1 { background: var(--blue); }
.donut-dot.seg2 { background: var(--cyan); }
.donut-dot.seg3 { background: var(--violet); }
.donut-dot.seg4 { background: var(--green); }

/* Comparison card */
.comparison-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px;
}

.comparison-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.compare-item {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

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

.compare-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  flex: 1;
}

.compare-badges {
  display: flex;
  gap: 8px;
}

.badge-amber {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  background: rgba(245, 158, 11, 0.12);
  color: var(--amber);
  border: 1px solid rgba(245, 158, 11, 0.2);
}

.badge-gray {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  background: rgba(100, 116, 139, 0.12);
  color: var(--text3);
  border: 1px solid rgba(100, 116, 139, 0.2);
}

.compare-bars {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.cbar-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
}

.cbar-track {
  flex: 1;
  height: 6px;
  background: var(--bg2);
  border-radius: 3px;
  overflow: hidden;
}

.cbar {
  height: 100%;
  border-radius: 3px;
  width: 0;
  transition: width 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.cbar-ours {
  background: linear-gradient(90deg, var(--blue) 0%, #5B8DEF 100%);
}

.cbar-them {
  background: linear-gradient(90deg, var(--text3) 0%, #586879 100%);
}

.cbar-pct {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text);
  min-width: 40px;
  text-align: right;
}

/* Responsive */
@media (max-width: 1024px) {
  .metrics-top {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

@media (max-width: 768px) {
  .comparison-grid {
    grid-template-columns: 1fr;
  }
  .speed-bar-wrap {
    grid-template-columns: 70px 1fr 70px;
    gap: 8px;
  }
  .speed-label {
    font-size: 0.75rem;
  }
}