:root {
  --color-bg: #050505;
  --color-bg-alt: #0d0d0d;
  --color-accent: #ffd600;
  --color-accent-soft: rgba(255, 214, 0, 0.12);
  --color-text: #f7f7f7;
  --color-muted: #b3b3b3;
  --color-border: #222;
  --color-error: #ff4b4b;

  --font-main: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Roboto", "Inter", sans-serif;

  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 999px;

  --shadow-soft: 0 16px 40px rgba(0, 0, 0, 0.6);
  --shadow-soft-small: 0 10px 24px rgba(0, 0, 0, 0.5);

  --transition-fast: 0.18s ease-out;
  --transition-med: 0.25s ease-out;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-main);
  background: radial-gradient(circle at top, #1b1b1b 0, #050505 48%, #000 100%);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
}

/* Layout */
.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 16px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  background: linear-gradient(to bottom, rgba(5,5,5,0.92), rgba(5,5,5,0.78));
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.logo-square {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: var(--color-accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 16px;
  color: #000;
  box-shadow: var(--shadow-soft-small);
}

.logo-text {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-muted);
}

/* Buttons */
.btn {
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.btn-primary {
  background: linear-gradient(135deg, #ffd600, #ffb800);
  color: #000;
  box-shadow: var(--shadow-soft);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 22px 40px rgba(0, 0, 0, 0.8);
}

.btn-outline {
  border: 1px solid rgba(255,255,255,0.35);
  color: var(--color-text);
  background: transparent;
}

.btn-outline:hover {
  border-color: var(--color-accent);
  background: rgba(255,214,0,0.06);
}

.btn-full {
  width: 100%;
}

.btn.small {
  padding: 8px 16px;
  font-size: 12px;
}

/* Hero */
.hero {
  position: relative;
  padding: 40px 0 60px;
  color: var(--color-text);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top left, rgba(255,214,0,0.12), transparent 55%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 32px;
  align-items: center;
}

.hero-content {
  max-width: 640px;
}

.hero-title {
  font-size: clamp(32px, 4vw, 40px);
  line-height: 1.1;
  margin: 0 0 18px;
}

.hero-subtitle {
  margin: 0 0 24px;
  font-size: 16px;
  color: var(--color-muted);
}

.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: center;
}

.hero-btn {
  font-size: 13px;
}

.hero-timer {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.timer-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-muted);
}

.timer-values {
  display: flex;
  gap: 10px;
}

.timer-item {
  padding: 8px 10px;
  border-radius: 14px;
  background: rgba(0,0,0,0.7);
  border: 1px solid rgba(255,255,255,0.08);
  min-width: 56px;
  text-align: center;
}

.timer-number {
  display: block;
  font-weight: 700;
  font-size: 18px;
}

.timer-text {
  font-size: 11px;
  color: var(--color-muted);
}

.hero-side {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-end;
}

.hero-tag {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-accent);
}

.hero-photo-frame {
  border-radius: 32px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: var(--shadow-soft);
  transform: translateY(0);
  transition: transform var(--transition-med), box-shadow var(--transition-med);
}

.hero-photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-photo-frame:hover {
  transform: translateY(-4px);
  box-shadow: 0 26px 50px rgba(0,0,0,0.9);
}

/* Sections */
.section {
  padding: 56px 0;
  position: relative;
}

.section-dark {
  background: radial-gradient(circle at top, #151515 0, #050505 40%, #000 100%);
}

.section-final {
  background: linear-gradient(140deg, #ffd600 0, #ffb800 45%, #ff7b00 100%);
  color: #000;
  text-align: center;
}

.section-title {
  font-size: 26px;
  margin: 0 0 10px;
  text-align: center;
}

.section-subtitle {
  max-width: 520px;
  margin: 0 auto 28px;
  text-align: center;
  color: var(--color-muted);
  font-size: 15px;
}

/* Cards */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  margin-top: 32px;
}

.course-card {
  background: linear-gradient(145deg, rgba(255,214,0,0.06), rgba(255,214,0,0));
  border-radius: var(--radius-md);
  padding: 20px 18px 18px;
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: var(--shadow-soft-small);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.course-title {
  font-size: 16px;
  margin: 0;
}

.course-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 12px;
  margin: 6px 0 4px;
  border-radius: 999px;
  background: rgba(255,214,0,0.12);
  color: var(--color-accent);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.course-desc {
  margin: 0 0 8px;
  font-size: 14px;
  color: var(--color-muted);
}

.section-note {
  margin-top: 28px;
  padding: 14px 16px;
  border-radius: 16px;
  background: var(--color-accent-soft);
  color: #f0e6a0;
  font-size: 14px;
  text-align: center;
}

/* Results */
.results-grid {
  margin-top: 26px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.result-item {
  padding: 16px 14px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(0,0,0,0.5);
  text-align: center;
}

.result-icon {
  font-size: 22px;
  margin-bottom: 8px;
}

.result-text {
  margin: 0;
  font-size: 14px;
}

.testimonial-card {
  margin-top: 32px;
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  padding: 18px 18px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(0,0,0,0.65);
}

.testimonial-photo img {
  border-radius: 18px;
  object-fit: cover;
  height: 100%;
}

.testimonial-text {
  margin: 0 0 8px;
  font-size: 14px;
}

.testimonial-name {
  margin: 0;
  font-size: 13px;
  color: var(--color-muted);
}

/* Why us */
.why-grid {
  margin-top: 24px;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.3fr);
  gap: 24px;
  align-items: center;
}

.why-list {
  margin: 0;
  padding-left: 18px;
  font-size: 15px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.why-list li {
  margin-bottom: 4px;
}

.why-photos {
  display: grid;
  grid-template-columns: 2fr 1.1fr;
  gap: 10px;
}

.why-photo-frame {
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: var(--shadow-soft-small);
}

.why-photo-frame.small {
  align-self: flex-end;
}

/* Final CTA */
.final-inner {
  max-width: 580px;
  margin: 0 auto;
}

.final-title {
  font-size: 28px;
  margin: 0 0 12px;
}

.final-subtitle {
  margin: 0 0 20px;
  font-size: 16px;
}

.final-btn {
  margin-bottom: 10px;
}

.final-note {
  margin: 0;
  font-size: 13px;
}

/* Footer */
.site-footer {
  padding: 20px 0 26px;
  font-size: 12px;
  color: var(--color-muted);
  border-top: 1px solid rgba(255,255,255,0.08);
  background: rgba(0,0,0,0.96);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 4px;
  text-align: center;
}

.footer-meta {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.modal[aria-hidden="false"] {
  display: flex;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.78);
  backdrop-filter: blur(6px);
}

.modal-dialog {
  position: relative;
  max-width: 420px;
  width: 100%;
  margin: 0 16px;
  background: #050505;
  border-radius: 24px;
  padding: 24px 22px 20px;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(255,255,255,0.12);
  animation: modalIn 0.2s ease-out;
}

@keyframes modalIn {
  from { transform: translateY(10px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.modal-close {
  position: absolute;
  top: 10px;
  right: 12px;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  border: none;
  background: rgba(255,255,255,0.04);
  color: #fff;
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  padding: 0;
}

.modal-close:hover {
  background: rgba(255,255,255,0.14);
}

.modal-body h2 {
  margin: 0 0 8px;
  font-size: 20px;
}

.modal-subtitle {
  margin: 0 0 16px;
  font-size: 14px;
  color: var(--color-muted);
}

.lead-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 13px;
}

.form-group input,
.form-group textarea,
.form-group select {
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.16);
  background: rgba(0,0,0,0.85);
  color: var(--color-text);
  padding: 10px 11px;
  font-size: 14px;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

.form-group textarea {
  resize: vertical;
  min-height: 64px;
}

.form-group select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, #ffd600 50%), linear-gradient(135deg, #ffd600 50%, transparent 50%);
  background-position: calc(100% - 18px) calc(50% - 3px), calc(100% - 12px) calc(50% - 3px);
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px rgba(255,214,0,0.4);
  background: #000;
}

.form-note {
  margin: 4px 0 0;
  font-size: 11px;
  color: var(--color-muted);
}

/* Animations on scroll */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.4s ease-out, transform 0.4s ease-out;
}

.animate-on-scroll.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 960px) {
  .hero-inner {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1.1fr);
  }

  .cards-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .results-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .testimonial-card {
    grid-template-columns: minmax(0, 1fr);
  }

  .testimonial-photo {
    max-width: 140px;
  }

  .why-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .why-photos {
    max-width: 420px;
  }
}

@media (max-width: 720px) {
  .header-inner {
    padding: 10px 0;
  }

  .hero {
    padding-top: 26px;
  }

  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-side {
    order: -1;
    align-items: flex-start;
  }

  .hero-photo-frame {
    max-width: 320px;
  }

  .hero-cta-row {
    align-items: flex-start;
  }

  .cards-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .results-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .section {
    padding: 42px 0;
  }

  .section-title {
    font-size: 22px;
  }

  .final-title {
    font-size: 24px;
  }
}