/* ===== HERO ===== */
.landing-hero {
  position: relative;
  padding: var(--space-2xl) 0 var(--space-4xl);
  overflow: hidden;
}

.landing-hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.landing-hero__blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
  animation: blob-float 12s ease-in-out infinite;
}
.landing-hero__blob--1 {
  width: 400px;
  height: 400px;
  background: rgba(108, 99, 255, 0.35);
  top: -120px;
  left: -80px;
}
.landing-hero__blob--2 {
  width: 320px;
  height: 320px;
  background: rgba(139, 92, 246, 0.3);
  top: 20%;
  right: -60px;
  animation-delay: -4s;
}
.landing-hero__blob--3 {
  width: 280px;
  height: 280px;
  background: rgba(34, 197, 94, 0.2);
  bottom: 0;
  left: 30%;
  animation-delay: -8s;
}

.landing-hero__symbols {
  position: absolute;
  inset: 0;
  opacity: 0.06;
  font-size: clamp(48px, 8vw, 120px);
  font-weight: 800;
  color: var(--primary);
  user-select: none;
}
.landing-hero__symbols span {
  position: absolute;
  animation: symbol-drift 20s linear infinite;
}
.landing-hero__symbols span:nth-child(1) { top: 15%; left: 8%; }
.landing-hero__symbols span:nth-child(2) { top: 60%; left: 5%; animation-delay: -5s; }
.landing-hero__symbols span:nth-child(3) { top: 25%; right: 12%; animation-delay: -10s; }
.landing-hero__symbols span:nth-child(4) { bottom: 20%; right: 8%; animation-delay: -15s; }

@keyframes blob-float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(20px, -15px) scale(1.05); }
}
@keyframes symbol-drift {
  0% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-12px) rotate(3deg); }
  100% { transform: translateY(0) rotate(0deg); }
}

.landing-hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}
@media (max-width: 991px) {
  .landing-hero__grid { grid-template-columns: 1fr; text-align: center; }
}

.landing-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  background: var(--surface-glass);
  border: 1px solid rgba(108, 99, 255, 0.2);
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: var(--space-lg);
  backdrop-filter: blur(8px);
}

.landing-hero__title {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.04em;
  margin-bottom: var(--space-lg);
  color: var(--text);
}
.landing-hero__title em {
  font-style: normal;
  display: block;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.landing-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
}
@media (max-width: 991px) {
  .landing-hero__actions { justify-content: center; }
}

/* Hero visual / phones */
.landing-hero__visual {
  position: relative;
  min-height: 420px;
}
@media (max-width: 991px) {
  .landing-hero__visual { min-height: 360px; max-width: 400px; margin: 0 auto; }
}

.hero-phone {
  position: absolute;
  width: 200px;
  border-radius: 32px;
  padding: 10px;
  background: linear-gradient(145deg, #1e1b4b, #312e81);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255, 255, 255, 0.1);
}
.hero-phone__screen {
  border-radius: 24px;
  background: var(--surface);
  overflow: hidden;
  min-height: 340px;
  padding: 16px;
}
.hero-phone--main {
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  width: 220px;
}
.hero-phone--left {
  left: 0;
  bottom: 20px;
  transform: rotate(-8deg) scale(0.88);
  z-index: 1;
  opacity: 0.92;
}
.hero-phone--right {
  right: 0;
  bottom: 40px;
  transform: rotate(6deg) scale(0.85);
  z-index: 2;
}

.hero-float-card {
  position: absolute;
  padding: 12px 16px;
  border-radius: var(--radius);
  background: var(--surface-glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  font-size: 12px;
  font-weight: 600;
  z-index: 4;
  animation: float-card 4s ease-in-out infinite;
}
.hero-float-card--stats { top: 8%; right: 0; }
.hero-float-card--video { bottom: 12%; left: -8px; animation-delay: -2s; }
.hero-float-card strong {
  display: block;
  font-size: 18px;
  color: var(--primary);
  margin-top: 2px;
}

@keyframes float-card {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* Mini quiz in phone */
.phone-quiz__q {
  font-size: 11px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
  line-height: 1.4;
}
.phone-quiz__opt {
  display: block;
  width: 100%;
  text-align: left;
  padding: 8px 10px;
  margin-bottom: 6px;
  border-radius: 10px;
  font-size: 10px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text-2);
}
.phone-quiz__opt.is-correct {
  border-color: var(--accent);
  background: rgba(34, 197, 94, 0.12);
  color: #15803d;
}

/* ===== FEATURE CARDS ===== */
.feature-grid { margin-top: 0; }

.feature-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 28px 26px;
  min-height: 220px;
  border-radius: var(--radius-xl);
  background: #ffffff;
  border: 1px solid rgba(108, 99, 255, 0.12);
  box-shadow: 0 4px 24px rgba(15, 23, 42, 0.06), 0 1px 0 rgba(108, 99, 255, 0.06);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: var(--gradient-brand);
  opacity: 1;
}
.feature-card::after {
  content: '';
  position: absolute;
  top: -40%;
  right: -20%;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(108, 99, 255, 0.08), transparent 70%);
  pointer-events: none;
}
.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 48px rgba(108, 99, 255, 0.18);
}

.feature-card--violet::before { background: linear-gradient(90deg, #6C63FF, #8B5CF6); }
.feature-card--blue::before { background: linear-gradient(90deg, #3B82F6, #6366F1); }
.feature-card--green::before { background: linear-gradient(90deg, #22C55E, #4ade80); }
.feature-card--pink::before { background: linear-gradient(90deg, #EC4899, #F472B6); }
.feature-card--amber::before { background: linear-gradient(90deg, #F59E0B, #FBBF24); }
.feature-card--cyan::before { background: linear-gradient(90deg, #14B8A6, #2DD4BF); }

.feature-card__icon {
  position: relative;
  z-index: 1;
  width: 56px;
  height: 56px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  font-size: 26px;
  margin-bottom: 18px;
  background: linear-gradient(135deg, rgba(108, 99, 255, 0.14), rgba(139, 92, 246, 0.08));
  border: 1px solid rgba(108, 99, 255, 0.15);
  box-shadow: 0 8px 20px rgba(108, 99, 255, 0.12);
}
.feature-card__title {
  position: relative;
  z-index: 1;
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text);
  letter-spacing: -0.02em;
}
.feature-card__desc {
  position: relative;
  z-index: 1;
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.65;
  flex: 1;
}

/* ===== TIMELINE (how it works) ===== */
.timeline {
  position: relative;
  padding-top: 8px;
}

@media (min-width: 768px) {
  .timeline::before {
    content: '';
    position: absolute;
    top: 52px;
    left: 12%;
    right: 12%;
    height: 3px;
    border-radius: 4px;
    background: linear-gradient(90deg, #6C63FF, #8B5CF6, #22C55E);
    opacity: 0.35;
    z-index: 0;
  }
}

.timeline-step {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 32px 24px;
  border-radius: var(--radius-xl);
  background: #ffffff;
  border: 1px solid rgba(108, 99, 255, 0.12);
  box-shadow: 0 8px 32px rgba(15, 23, 42, 0.08);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.timeline-step:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(108, 99, 255, 0.15);
}

.timeline-step__num {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: var(--gradient-brand);
  color: #fff;
  font-size: 24px;
  font-weight: 800;
  display: grid;
  place-items: center;
  box-shadow: 0 8px 28px rgba(108, 99, 255, 0.45);
  border: 4px solid #fff;
  outline: 2px solid rgba(108, 99, 255, 0.2);
}
.timeline-step__title {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text);
}
.timeline-step__desc {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.65;
  max-width: 280px;
  margin: 0 auto;
}

/* ===== TOPICS CAROUSEL ===== */
.topics-carousel-wrap {
  position: relative;
}
.topics-carousel {
  display: flex;
  gap: var(--space-md);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding: var(--space-sm) 4px var(--space-lg);
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.topics-carousel::-webkit-scrollbar { display: none; }

.topic-card {
  flex: 0 0 min(300px, 82vw);
  scroll-snap-align: start;
  padding: 24px;
  border-radius: var(--radius-xl);
  background: #ffffff;
  border: 1px solid rgba(108, 99, 255, 0.14);
  box-shadow: 0 8px 28px rgba(15, 23, 42, 0.08);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.topic-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(108, 99, 255, 0.16);
}

.topic-card__color {
  width: 100%;
  height: 6px;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-md);
}
.topic-card__title {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 6px;
}
.topic-card__meta {
  font-size: 13px;
  color: var(--text-2);
  margin-bottom: var(--space-md);
}
.topic-card__progress {
  height: 8px;
  border-radius: var(--radius-pill);
  background: var(--bg-muted);
  overflow: hidden;
  margin-bottom: 6px;
}
.topic-card__progress span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--gradient-brand);
  transition: width 0.6s ease;
}
.topic-card__pct {
  font-size: 12px;
  font-weight: 600;
  color: var(--primary);
}

.carousel-nav {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-top: var(--space-md);
}
.carousel-nav button {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: 18px;
  color: var(--primary);
  transition: background var(--t), transform var(--t);
}
.carousel-nav button:hover {
  background: var(--bg-active);
  transform: scale(1.05);
}

/* ===== DEMO QUIZ ===== */
.demo-section {
  background: linear-gradient(180deg, var(--bg-soft) 0%, var(--bg) 100%);
  border-radius: var(--radius-2xl);
  padding: var(--space-3xl);
  border: 1px solid var(--border);
}
@media (max-width: 768px) { .demo-section { padding: var(--space-xl); } }

.demo-quiz {
  max-width: 640px;
  margin: 0 auto;
  padding: var(--space-2xl);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.demo-quiz__badge {
  font-size: 12px;
  font-weight: 600;
  color: var(--accent-dark);
  background: rgba(34, 197, 94, 0.12);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  display: inline-block;
  margin-bottom: var(--space-md);
}

.demo-choice {
  display: block;
  width: 100%;
  text-align: left;
  padding: 14px 18px;
  margin-bottom: 10px;
  border-radius: var(--radius);
  border: 2px solid var(--border);
  background: var(--bg);
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  transition: border-color var(--t), background var(--t), transform var(--t);
  min-height: 52px;
}
.demo-choice:hover:not(:disabled) {
  border-color: var(--primary);
  background: var(--bg-active);
}
.demo-choice.is-correct {
  border-color: var(--accent);
  background: rgba(34, 197, 94, 0.12);
  animation: pulse-correct 0.5s ease;
}
.demo-choice.is-wrong {
  border-color: #ef4444;
  background: rgba(239, 68, 68, 0.08);
  animation: shake 0.4s ease;
}
.demo-choice:disabled { cursor: default; opacity: 0.95; }

@keyframes pulse-correct {
  0% { transform: scale(1); }
  50% { transform: scale(1.02); }
  100% { transform: scale(1); }
}
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}

.demo-result {
  margin-top: var(--space-md);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  display: none;
}
.demo-result.is-show { display: block; }
.demo-result--ok { background: rgba(34, 197, 94, 0.12); color: #15803d; }
.demo-result--bad { background: rgba(239, 68, 68, 0.1); color: #b91c1c; }

/* Video modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 500;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
}
.modal-overlay.is-open { display: flex; }

.modal-box {
  width: min(560px, 100%);
  padding: var(--space-2xl);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow-lg);
  text-align: center;
  animation: modal-in 0.3s ease;
}
@keyframes modal-in {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-box__play {
  width: 72px;
  height: 72px;
  margin: 0 auto var(--space-lg);
  border-radius: 50%;
  background: var(--gradient-brand);
  color: #fff;
  font-size: 28px;
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-glow);
}

/* ===== PLATFORM STATS ===== */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}
@media (max-width: 900px) { .stats-row { grid-template-columns: repeat(2, 1fr); } }

.stat-big {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  border-radius: var(--radius-xl);
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.stat-big__num {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 800;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.1;
}
.stat-big__label {
  margin-top: 8px;
  font-size: 14px;
  color: var(--text-2);
  font-weight: 500;
}

/* ===== TESTIMONIALS ===== */
.testimonial-slider {
  position: relative;
  overflow: hidden;
}
.testimonial-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.testimonial-card {
  flex: 0 0 100%;
  padding: var(--space-2xl);
  border-radius: var(--radius-xl);
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
@media (min-width: 768px) {
  .testimonial-card { flex: 0 0 calc(50% - 12px); margin-right: 24px; }
}
@media (min-width: 1100px) {
  .testimonial-card { flex: 0 0 calc(33.333% - 16px); }
}

.testimonial-card__stars { color: #fbbf24; font-size: 14px; margin-bottom: var(--space-md); }
.testimonial-card__text {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-2);
  margin-bottom: var(--space-lg);
  font-style: italic;
}
.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-brand);
  color: #fff;
  font-weight: 700;
  display: grid;
  place-items: center;
  font-size: 16px;
}
.testimonial-card__name { font-weight: 700; font-size: 14px; }
.testimonial-card__role { font-size: 12px; color: var(--text-3); }

.testimonial-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: var(--space-lg);
}
.testimonial-dots button {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  background: var(--bg-muted);
  padding: 0;
  transition: background var(--t), transform var(--t);
}
.testimonial-dots button.is-active {
  background: var(--primary);
  transform: scale(1.2);
}

/* ===== CTA BANNER ===== */
.cta-banner {
  position: relative;
  padding: var(--space-4xl) var(--space-2xl);
  border-radius: var(--radius-2xl);
  background: var(--gradient-brand);
  color: #fff;
  text-align: center;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 50%, rgba(255,255,255,.15), transparent 50%),
              radial-gradient(circle at 80% 80%, rgba(34,197,94,.2), transparent 40%);
  pointer-events: none;
}
.cta-banner__title {
  position: relative;
  font-size: clamp(26px, 4vw, 40px);
  font-weight: 800;
  margin-bottom: var(--space-md);
  letter-spacing: -0.03em;
}
.cta-banner__actions {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
  margin-top: var(--space-xl);
}
.cta-banner .btn--ghost {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.35);
  color: #fff;
}
.cta-banner .btn--ghost:hover { background: rgba(255, 255, 255, 0.3); }

/* Anchor sections */
#konular, #demo, #video-cozumler, #ozellikler, #nasil-calisir {
  scroll-margin-top: 88px;
}