/* ============ TEMEL ============ */
:root {
  --navy: #1d3a6e;
  --navy-dark: #142a52;
  --blue: #4a7fd4;
  --blue-soft: #eaf1fb;
  --blue-softer: #f5f9ff;
  --pink: #e87fa8;
  --pink-dark: #d4628f;
  --ink: #2a3550;
  --muted: #66718c;
  --white: #ffffff;
  --radius: 18px;
  --shadow: 0 10px 40px rgba(29, 58, 110, 0.12);
  --font: 'Plus Jakarta Sans', system-ui, sans-serif;
  --hand: 'Caveat', cursive;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--ink); background: var(--white); line-height: 1.65; overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container { width: min(1140px, 92%); margin-inline: auto; }
.container.narrow { width: min(760px, 92%); }
.center { text-align: center; margin-top: 2.5rem; }

h1, h2, h3 { line-height: 1.2; color: var(--navy); font-weight: 800; }
h2 { font-size: clamp(1.7rem, 3.5vw, 2.4rem); }
.accent { color: var(--pink); }
.accent-light { color: #ffd1e3; }
.highlight { position: relative; white-space: nowrap; }
.highlight::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: 6px;
  height: 0.45em; background: rgba(232, 127, 168, 0.35); z-index: -1; border-radius: 4px;
}

/* Lucide ikonları */
.lucide { width: 1.15em; height: 1.15em; stroke-width: 2.2; vertical-align: -0.18em; flex-shrink: 0; }

/* ============ SCROLL PROGRESS ============ */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 4px; width: 0%;
  background: linear-gradient(90deg, var(--blue), var(--pink));
  z-index: 200; border-radius: 0 4px 4px 0; transition: width 0.1s linear;
}

/* ============ BUTONLAR ============ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.85rem 1.8rem; border-radius: 50px;
  font-weight: 700; font-size: 0.95rem; transition: all 0.25s ease;
  border: none; cursor: pointer; font-family: var(--font);
  position: relative; overflow: hidden;
}
.btn-primary { background: linear-gradient(135deg, var(--pink), var(--pink-dark)); color: #fff; box-shadow: 0 8px 24px rgba(232, 127, 168, 0.4); }
.btn-primary::after {
  content: ''; position: absolute; top: 0; left: -80%; width: 50%; height: 100%;
  background: linear-gradient(105deg, transparent, rgba(255,255,255,0.45), transparent);
  transform: skewX(-20deg); transition: left 0.6s ease;
}
.btn-primary:hover::after { left: 130%; }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 12px 30px rgba(232, 127, 168, 0.5); }
.btn-ghost { background: transparent; color: var(--navy); border: 2px solid var(--navy); }
.btn-ghost:hover { background: var(--navy); color: #fff; }
.btn-light { background: #fff; color: var(--navy); }
.btn-light:hover { transform: translateY(-3px); box-shadow: 0 10px 28px rgba(0,0,0,0.2); }
.btn-sm { padding: 0.55rem 1.2rem; font-size: 0.85rem; }
.btn-block { width: 100%; }

/* ============ NAVBAR ============ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255, 255, 255, 0.92); backdrop-filter: blur(12px);
  transition: box-shadow 0.3s;
}
.navbar.scrolled { box-shadow: 0 4px 24px rgba(29, 58, 110, 0.1); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; padding: 0.9rem 0; }
.logo { display: flex; align-items: center; gap: 0.55rem; font-weight: 800; font-size: 1.15rem; color: var(--navy); }
.logo-icon {
  width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--blue), var(--navy)); color: #fff;
}
.logo-icon .lucide { width: 20px; height: 20px; }
.logo-text span { color: var(--pink); }
.logo-text em { font-style: normal; color: var(--muted); font-weight: 600; font-size: 0.85em; }
.nav-links { display: flex; align-items: center; gap: 1.6rem; font-weight: 600; font-size: 0.92rem; }
.nav-links a:not(.nav-cta) { color: var(--ink); position: relative; }
.nav-links a:not(.nav-cta)::after {
  content: ''; position: absolute; left: 0; bottom: -5px; width: 0; height: 2.5px;
  background: var(--pink); border-radius: 2px; transition: width 0.25s;
}
.nav-links a:not(.nav-cta):hover::after { width: 100%; }
.nav-cta { background: var(--navy); color: #fff; padding: 0.6rem 1.3rem; border-radius: 50px; transition: background 0.25s; }
.nav-cta:hover { background: var(--pink); }
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.hamburger span { width: 26px; height: 3px; background: var(--navy); border-radius: 3px; transition: 0.3s; }

/* ============ HERO ============ */
.hero {
  position: relative; overflow: hidden; padding: 9.5rem 0 7rem;
  background: linear-gradient(160deg, var(--blue-softer) 0%, var(--blue-soft) 55%, #dce9fa 100%);
}
.math-bg { position: absolute; inset: 0; pointer-events: none; }
.float-sym {
  position: absolute; font-family: var(--hand); font-size: 2.2rem; font-weight: 700;
  color: rgba(74, 127, 212, 0.3); animation: floaty 7s ease-in-out infinite; animation-delay: var(--d);
}
@keyframes floaty {
  0%, 100% { transform: translateY(0) rotate(-4deg); }
  50% { transform: translateY(-22px) rotate(6deg); }
}
.hero-inner { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 3rem; align-items: center; position: relative; }
.badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: #fff; color: var(--navy); font-weight: 700; font-size: 0.85rem;
  padding: 0.45rem 1.1rem; border-radius: 50px; box-shadow: var(--shadow); margin-bottom: 1.2rem;
}
.badge .lucide { color: var(--pink); }
.hero h1 { font-size: clamp(2rem, 4.5vw, 3.2rem); margin-bottom: 1.2rem; }
.hero p { font-size: 1.08rem; color: var(--muted); max-width: 520px; margin-bottom: 1.8rem; }
.hero-btns { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 2.5rem; }
.hero-stats { display: flex; gap: 2.5rem; }
.stat strong { font-size: 1.9rem; color: var(--navy); font-weight: 800; }
.stat span { display: block; color: var(--muted); font-size: 0.85rem; font-weight: 600; }

/* dönen kelime */
.rotator-wrap { display: inline-block; }
.rotator { display: inline-block; }
.rotator.swap-out { animation: swapOut 0.35s ease forwards; }
.rotator.swap-in { animation: swapIn 0.35s ease; }
@keyframes swapOut { to { opacity: 0; transform: translateY(-14px) rotateX(60deg); } }
@keyframes swapIn { from { opacity: 0; transform: translateY(16px) rotateX(-60deg); } }

.hero-visual { position: relative; display: grid; place-items: center; }
.blob-anim {
  position: absolute; width: 115%; aspect-ratio: 1; z-index: 0;
  background: linear-gradient(135deg, rgba(232,127,168,0.25), rgba(74,127,212,0.25));
  border-radius: 42% 58% 60% 40% / 45% 42% 58% 55%;
  animation: blobMorph 12s ease-in-out infinite;
}
@keyframes blobMorph {
  0%, 100% { border-radius: 42% 58% 60% 40% / 45% 42% 58% 55%; transform: rotate(0deg); }
  33% { border-radius: 58% 42% 45% 55% / 55% 60% 40% 45%; transform: rotate(8deg); }
  66% { border-radius: 45% 55% 58% 42% / 42% 48% 52% 58%; transform: rotate(-6deg); }
}
.photo-ring {
  width: min(340px, 80vw); aspect-ratio: 1; border-radius: 50%; padding: 12px;
  background: linear-gradient(135deg, var(--pink), var(--blue));
  box-shadow: 0 20px 60px rgba(29, 58, 110, 0.25); position: relative; z-index: 1;
}
.photo-ring img, .photo-fallback { width: 100%; height: 100%; border-radius: 50%; object-fit: cover; }
.photo-fallback { display: grid; place-items: center; background: #fff; color: var(--blue); }
.photo-fallback svg { width: 45%; height: 45%; }
.photo-fallback.big { border-radius: inherit; }
.card-float {
  position: absolute; background: #fff; padding: 0.6rem 1.1rem; border-radius: 14px;
  font-weight: 700; font-size: 0.88rem; color: var(--navy); box-shadow: var(--shadow);
  animation: floaty 6s ease-in-out infinite; z-index: 2;
  display: inline-flex; align-items: center; gap: 0.45rem;
}
.card-float .lucide { color: var(--pink); }
.card-1 { top: 8%; left: 0; animation-delay: 0.5s; }
.card-2 { bottom: 12%; right: 0; animation-delay: 1.5s; }
.card-3 { bottom: -2%; left: 12%; animation-delay: 2.5s; }
.hero-wave { position: absolute; bottom: -1px; left: 0; right: 0; }
.hero-wave svg { display: block; width: 100%; height: 70px; }

/* ============ MARQUEE ============ */
.marquee {
  background: var(--navy); padding: 0.9rem 0; overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee-track {
  display: flex; align-items: center; gap: 2.2rem; width: max-content;
  animation: marquee 28s linear infinite;
}
.marquee-track span:not(.dot) {
  color: #fff; font-weight: 700; font-size: 0.95rem; white-space: nowrap;
  font-family: var(--hand); font-size: 1.35rem; letter-spacing: 0.03em;
}
.marquee-track .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--pink); flex-shrink: 0; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ============ BÖLÜMLER ============ */
.section { padding: 5.5rem 0; }
.section-alt { background: var(--blue-softer); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 3.2rem; }
.section-head p { color: var(--muted); margin-top: 0.8rem; }
.section-head.light h2, .section-head.light p { color: #fff; }
.section-tag {
  display: inline-flex; align-items: center; gap: 0.4rem;
  background: var(--blue-soft); color: var(--blue); font-weight: 700;
  font-size: 0.8rem; letter-spacing: 0.06em; text-transform: uppercase;
  padding: 0.35rem 1rem; border-radius: 50px; margin-bottom: 0.9rem;
}
.tag-light { background: rgba(255,255,255,0.15); color: #fff; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.split-text h2 { margin-bottom: 1rem; }
.split-text > p { color: var(--muted); margin-bottom: 1.4rem; }
.check-list { margin-bottom: 1.8rem; display: grid; gap: 0.6rem; font-weight: 600; }
.check-list li { display: flex; align-items: center; gap: 0.6rem; }
.check-list .lucide { color: var(--pink); width: 1.3em; height: 1.3em; }
.split-visual { position: relative; }
.blob-frame {
  border-radius: 38% 62% 55% 45% / 45% 40% 60% 55%;
  overflow: hidden; aspect-ratio: 0.95; box-shadow: var(--shadow);
  background: var(--blue-soft); animation: blobMorph 16s ease-in-out infinite;
}
.blob-frame img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 18%; }
.exp-badge {
  position: absolute; bottom: 1rem; right: 0; background: var(--navy); color: #fff;
  border-radius: 16px; padding: 0.9rem 1.2rem; display: flex; align-items: center; gap: 0.7rem;
  box-shadow: var(--shadow);
}
.exp-badge strong { font-size: 1.8rem; color: #ffd1e3; }
.exp-badge span { font-size: 0.8rem; line-height: 1.3; font-weight: 600; }

/* ============ SÜREÇ ============ */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.4rem; counter-reset: step; }
.step {
  background: #fff; border-radius: var(--radius); padding: 2rem 1.5rem; position: relative;
  box-shadow: 0 6px 24px rgba(29, 58, 110, 0.07); overflow: hidden;
  transition: transform 0.25s, box-shadow 0.25s;
}
.step:hover { transform: translateY(-8px); box-shadow: var(--shadow); }
.step-num {
  position: absolute; top: 0.6rem; right: 1rem; font-size: 3.2rem; font-weight: 800;
  color: var(--blue-soft); line-height: 1; pointer-events: none;
}
.step-icon {
  width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--blue-soft), #fdeef5); color: var(--navy);
  margin-bottom: 1.1rem; transition: transform 0.3s ease, background 0.3s;
}
.step-icon .lucide { width: 26px; height: 26px; }
.step:hover .step-icon { transform: rotate(-8deg) scale(1.08); }
.step h3 { font-size: 1.08rem; margin-bottom: 0.5rem; }
.step p { font-size: 0.9rem; color: var(--muted); }

/* ============ KARTLAR ============ */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.6rem; }
.card {
  background: #fff; border-radius: var(--radius); padding: 2.2rem 1.8rem;
  box-shadow: 0 6px 24px rgba(29, 58, 110, 0.08); position: relative;
  transition: transform 0.25s, box-shadow 0.25s; display: flex; flex-direction: column;
}
.card:hover { transform: translateY(-8px); box-shadow: var(--shadow); }
.card-featured { border: 2.5px solid var(--pink); }
.ribbon {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--pink); color: #fff; font-weight: 700; font-size: 0.78rem;
  padding: 0.3rem 1.1rem; border-radius: 50px;
}
.card-icon {
  width: 60px; height: 60px; border-radius: 18px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--blue-soft), #fdeef5); color: var(--navy);
  margin-bottom: 1rem; transition: transform 0.3s;
}
.card-icon .lucide { width: 28px; height: 28px; }
.card:hover .card-icon { transform: rotate(-8deg) scale(1.08); }
.card h3 { font-size: 1.25rem; margin-bottom: 0.6rem; }
.card > p { color: var(--muted); font-size: 0.95rem; margin-bottom: 1rem; }
.card ul { display: grid; gap: 0.5rem; font-size: 0.9rem; margin-bottom: 1.4rem; }
.card ul li { display: flex; align-items: center; gap: 0.5rem; }
.card ul .lucide { color: var(--pink); }
.card-link { margin-top: auto; color: var(--pink); font-weight: 700; font-size: 0.92rem; display: inline-flex; align-items: center; gap: 0.35rem; }
.card-link .lucide { transition: transform 0.25s; }
.card-link:hover .lucide { transform: translateX(4px); }

/* ============ KAMP ============ */
.camp {
  background: linear-gradient(140deg, var(--navy), var(--navy-dark), #0e1f3d, var(--navy));
  background-size: 300% 300%; animation: gradientShift 14s ease infinite;
}
@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}
.camp-card {
  background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius); padding: 1.8rem; color: #fff; backdrop-filter: blur(6px);
  transition: background 0.25s, transform 0.25s;
}
.camp-card:hover { background: rgba(255,255,255,0.13); transform: translateY(-6px); }
.camp-icon {
  width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center;
  background: rgba(255,255,255,0.12); color: #ffd1e3; margin-bottom: 1rem;
}
.camp-icon .lucide { width: 25px; height: 25px; }
.camp-card h3 { color: #fff; font-size: 1.2rem; margin-bottom: 0.6rem; }
.camp-card p { color: #c9d6ee; font-size: 0.94rem; margin-bottom: 0.9rem; }
.camp-meta { font-size: 0.82rem; font-weight: 700; color: #ffd1e3; display: inline-flex; align-items: center; gap: 0.4rem; }
.countdown { display: flex; justify-content: center; gap: 1rem; margin-bottom: 0.8rem; flex-wrap: wrap; }
.count-box {
  background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.18);
  border-radius: 14px; padding: 0.9rem 1.4rem; text-align: center; min-width: 88px;
}
.count-box strong { display: block; font-size: 2rem; color: #fff; font-variant-numeric: tabular-nums; }
.count-box span { font-size: 0.75rem; color: #c9d6ee; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; }
.countdown-label {
  text-align: center; color: #ffd1e3; font-weight: 600; margin-bottom: 2.8rem;
  display: flex; align-items: center; justify-content: center; gap: 0.45rem;
}

/* ============ EĞİTİCİ MERKEZ ============ */
.edu-hub {
  background: #fff; border: 1.5px solid var(--blue-soft); border-radius: 22px;
  box-shadow: var(--shadow); overflow: hidden; max-width: 920px; margin-inline: auto;
}
.edu-tabs {
  display: flex; gap: 0.3rem; padding: 0.6rem; background: var(--blue-softer);
  border-bottom: 1.5px solid var(--blue-soft); overflow-x: auto;
}
.edu-tab {
  flex: 1; min-width: max-content; display: inline-flex; align-items: center; justify-content: center;
  gap: 0.5rem; padding: 0.75rem 1rem; border: none; border-radius: 14px; cursor: pointer;
  font-family: var(--font); font-weight: 700; font-size: 0.92rem; color: var(--muted);
  background: transparent; transition: all 0.25s; white-space: nowrap;
}
.edu-tab .lucide { width: 18px; height: 18px; }
.edu-tab:hover { color: var(--navy); background: rgba(74,127,212,0.08); }
.edu-tab.active { background: #fff; color: var(--navy); box-shadow: 0 4px 14px rgba(29,58,110,0.1); }
.edu-tab.active .lucide { color: var(--pink); }

.edu-panels { padding: 2rem; }
.edu-panel { display: none; }
.edu-panel.active { display: block; animation: fadeIn 0.4s ease; }
.edu-head { display: flex; align-items: center; gap: 0.7rem; margin-bottom: 1.1rem; }
.edu-head .lucide { width: 24px; height: 24px; color: var(--pink); }
.edu-head h3 { font-size: 1.12rem; }

/* Quiz */
.quiz-top { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1rem; }
.quiz-topics { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.topic-chip {
  border: 1.5px solid var(--blue-soft); background: #fff; color: var(--muted);
  font-family: var(--font); font-weight: 700; font-size: 0.82rem; cursor: pointer;
  padding: 0.4rem 0.95rem; border-radius: 50px; transition: all 0.2s;
}
.topic-chip:hover { border-color: var(--blue); color: var(--navy); }
.topic-chip.active { background: var(--navy); border-color: var(--navy); color: #fff; }
.quiz-stats { display: flex; gap: 0.6rem; }
.qstat {
  display: inline-flex; align-items: center; gap: 0.35rem; font-size: 0.82rem; font-weight: 700;
  color: var(--muted); background: var(--blue-softer); padding: 0.35rem 0.8rem; border-radius: 50px;
}
.qstat .lucide { width: 15px; height: 15px; }
.qstat b { color: var(--navy); }
.qstat.streak .lucide { color: #c6d6ef; transition: color 0.2s; }
.qstat.streak.on { background: #fdeef5; }
.qstat.streak.on .lucide { color: var(--pink); }
.qstat.streak.on b { color: var(--pink-dark); }
.quiz-progress { height: 6px; background: var(--blue-soft); border-radius: 50px; overflow: hidden; margin-bottom: 1.4rem; }
.quiz-progress span { display: block; height: 100%; width: 0; border-radius: 50px; background: linear-gradient(90deg, var(--blue), var(--pink)); transition: width 0.5s ease; }
.quiz-topic-badge {
  display: inline-block; background: var(--blue-soft); color: var(--blue); font-weight: 700;
  font-size: 0.74rem; letter-spacing: 0.05em; text-transform: uppercase;
  padding: 0.25rem 0.75rem; border-radius: 50px; margin-bottom: 0.7rem;
}
.quiz-q { font-size: 1.18rem; font-weight: 700; margin-bottom: 1.2rem; min-height: 2.4em; color: var(--navy); }
.quiz-options { display: grid; grid-template-columns: 1fr 1fr; gap: 0.7rem; margin-bottom: 1rem; }
.quiz-options button {
  background: var(--blue-softer); border: 2px solid var(--blue-soft); border-radius: 12px;
  padding: 0.8rem; font-family: var(--font); font-weight: 700; font-size: 1rem;
  cursor: pointer; transition: all 0.2s; color: var(--ink);
}
.quiz-options button:hover:not(:disabled) { border-color: var(--blue); transform: translateY(-2px); }
.quiz-options button.correct { background: #d9f2e3; border-color: #34a866; color: #1e7a45; animation: pulseOk 0.45s ease; }
.quiz-options button.wrong { background: #fde4e4; border-color: #d9534f; color: #b03330; animation: shake 0.4s ease; }
@keyframes pulseOk { 50% { transform: scale(1.06); } }
@keyframes shake { 25% { transform: translateX(-5px); } 50% { transform: translateX(5px); } 75% { transform: translateX(-3px); } }
.quiz-feedback { font-weight: 600; min-height: 1.6em; margin-bottom: 1rem; font-size: 0.95rem; }
.quiz-feedback.ok { color: #1e7a45; }
.quiz-feedback.no { color: #b03330; }

/* Net hesaplayıcı */
.calc-desc { color: var(--muted); font-size: 0.95rem; margin-bottom: 1.6rem; }
.calc-desc em { color: var(--pink-dark); font-style: normal; font-weight: 600; }
.calc-layout { display: grid; grid-template-columns: 1fr auto; gap: 2.2rem; align-items: center; }
.calc-rows { display: grid; gap: 1.4rem; }
.calc-row label { font-weight: 700; font-size: 0.95rem; display: flex; align-items: center; gap: 0.4rem; margin-bottom: 0.5rem; }
.calc-row label .lucide { width: 17px; height: 17px; }
.calc-row output { margin-left: auto; color: var(--pink-dark); font-size: 1.1rem; }
.calc-row input[type="range"] { width: 100%; accent-color: var(--pink); height: 6px; cursor: pointer; }
.calc-chips { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.4rem; }
.cchip {
  display: inline-flex; align-items: center; gap: 0.35rem; font-size: 0.82rem; font-weight: 700;
  padding: 0.35rem 0.8rem; border-radius: 50px; background: var(--blue-softer); color: var(--muted);
  border: 1.5px solid transparent;
}
.cchip .lucide { width: 14px; height: 14px; }
.cchip b { color: var(--navy); }
.cchip.ok { background: #e3f5ea; color: #1e7a45; } .cchip.ok b { color: #1e7a45; }
.cchip.no { background: #fde4e4; color: #b03330; } .cchip.no b { color: #b03330; }
.cchip.blank { background: var(--blue-soft); color: var(--blue); } .cchip.blank b { color: var(--navy); }
.cchip.total { background: var(--navy); color: #fff; } .cchip.total b { color: #ffd1e3; }
.calc-result { display: grid; place-items: center; }
.net-circle { position: relative; width: 150px; }
.net-circle svg { width: 100%; transform: rotate(-90deg); }
.net-track, .net-bar { fill: none; stroke-width: 10; }
.net-track { stroke: var(--blue-soft); }
.net-bar { stroke: var(--pink); stroke-linecap: round; stroke-dasharray: 326.7; stroke-dashoffset: 326.7; transition: stroke-dashoffset 0.5s ease; }
.net-value { position: absolute; inset: 0; display: grid; place-items: center; align-content: center; }
.net-value strong { font-size: 2rem; color: var(--navy); line-height: 1; }
.net-value span { font-size: 0.7rem; font-weight: 700; color: var(--muted); letter-spacing: 0.12em; }
.net-comment { font-weight: 600; font-size: 0.98rem; color: var(--navy); margin-top: 0.6rem; }

/* Formül kartları */
.flashcard {
  perspective: 1200px; max-width: 460px; margin: 0 auto 1.3rem; height: 220px;
  cursor: pointer; outline: none;
}
.flashcard-inner {
  position: relative; width: 100%; height: 100%; transition: transform 0.6s;
  transform-style: preserve-3d;
}
.flashcard.flipped .flashcard-inner { transform: rotateY(180deg); }
.flashcard:focus-visible .flashcard-inner { box-shadow: 0 0 0 3px var(--blue); border-radius: 18px; }
.flashcard-front, .flashcard-back {
  position: absolute; inset: 0; backface-visibility: hidden; border-radius: 18px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 0.7rem; padding: 1.6rem; text-align: center;
}
.flashcard-front { background: var(--blue-softer); border: 2px solid var(--blue-soft); }
.flashcard-front h4 { font-size: 1.35rem; color: var(--navy); }
.flash-cat {
  background: var(--blue-soft); color: var(--blue); font-weight: 700; font-size: 0.72rem;
  letter-spacing: 0.05em; text-transform: uppercase; padding: 0.25rem 0.75rem; border-radius: 50px;
}
.flash-hint { display: inline-flex; align-items: center; gap: 0.35rem; font-size: 0.82rem; color: var(--muted); font-weight: 600; margin-top: 0.3rem; }
.flash-hint .lucide { width: 15px; height: 15px; }
.flashcard-back {
  background: linear-gradient(140deg, var(--navy), var(--navy-dark)); color: #fff; transform: rotateY(180deg);
}
.flash-label { font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: #ffd1e3; font-weight: 700; }
.flashcard-back p { font-size: 1.3rem; font-weight: 700; font-family: var(--hand); letter-spacing: 0.02em; }
.flash-nav { display: flex; align-items: center; justify-content: center; gap: 1.2rem; }
.flash-btn {
  width: 42px; height: 42px; border-radius: 50%; border: 1.5px solid var(--blue-soft);
  background: #fff; color: var(--navy); cursor: pointer; display: grid; place-items: center;
  transition: all 0.2s;
}
.flash-btn:hover { background: var(--navy); color: #fff; border-color: var(--navy); }
.flash-count { font-weight: 700; color: var(--muted); font-size: 0.92rem; }
.flash-count b { color: var(--navy); }

/* İpuçları & Bilgi */
.tips-layout { display: grid; grid-template-columns: 1.2fr 1fr; gap: 1.8rem; align-items: stretch; }
.fact-side {
  background: linear-gradient(135deg, var(--blue-soft), #fdeef5); border-radius: 16px;
  padding: 1.6rem; display: flex; flex-direction: column;
}
.fact-side p { flex: 1; font-weight: 600; font-size: 1.02rem; margin-bottom: 1.2rem; color: var(--navy); }
.fact-side .btn { align-self: flex-start; }
.tip-slider { position: relative; min-height: 150px; }
.tip { display: none; }
.tip.active { display: block; animation: fadeIn 0.4s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.tip strong { display: block; color: var(--pink-dark); margin-bottom: 0.4rem; font-size: 1.05rem; }
.tip p { color: var(--ink); font-size: 0.96rem; }
.tip-dots { display: flex; gap: 0.5rem; margin-top: 1.2rem; }
.tip-dots button {
  width: 11px; height: 11px; border-radius: 50%; border: none; cursor: pointer;
  background: #c6d6ef; transition: all 0.25s; padding: 0;
}
.tip-dots button.active { background: var(--pink); width: 26px; border-radius: 6px; }

/* ============ YORUM & SSS ============ */
.review {
  background: #fff; border-radius: var(--radius); padding: 1.9rem;
  box-shadow: 0 6px 24px rgba(29, 58, 110, 0.08);
  transition: transform 0.25s, box-shadow 0.25s;
}
.review:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.stars { display: flex; gap: 0.2rem; color: #f5b301; margin-bottom: 0.9rem; }
.stars .lucide { width: 18px; height: 18px; fill: currentColor; }
.review p { font-size: 0.97rem; color: var(--ink); margin-bottom: 1.1rem; }
.review footer { display: flex; align-items: center; gap: 0.8rem; }
.avatar {
  width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--blue), var(--navy)); color: #fff;
  font-weight: 800; font-size: 0.85rem;
}
.review footer strong { color: var(--navy); display: block; line-height: 1.3; }
.review footer span:not(.avatar) { font-size: 0.82rem; color: var(--muted); }

.faq-list { display: grid; gap: 0.9rem; }
.faq {
  background: #fff; border: 1.5px solid var(--blue-soft); border-radius: 16px;
  padding: 0 1.4rem; overflow: hidden;
  transition: border-color 0.25s, box-shadow 0.25s;
}
.faq:hover { border-color: var(--blue); }
.faq[open] { border-color: var(--pink); box-shadow: 0 10px 30px rgba(29, 58, 110, 0.08); }
.faq summary {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1.15rem 0; font-weight: 700; cursor: pointer; color: var(--navy); list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq-q { display: flex; align-items: center; gap: 0.8rem; flex: 1; }
.faq-ico {
  width: 38px; height: 38px; border-radius: 11px; flex-shrink: 0; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--blue-soft), #fdeef5); color: var(--navy);
  transition: transform 0.3s;
}
.faq-ico .lucide { width: 19px; height: 19px; color: var(--pink); }
.faq[open] .faq-ico { transform: rotate(-6deg) scale(1.05); }
.faq-toggle {
  width: 32px; height: 32px; border-radius: 50%; flex-shrink: 0; display: grid; place-items: center;
  background: var(--blue-softer); color: var(--navy);
  transition: transform 0.35s ease, background 0.25s, color 0.25s;
}
.faq-toggle .lucide { width: 18px; height: 18px; }
.faq[open] .faq-toggle { transform: rotate(135deg); background: var(--pink); color: #fff; }
.faq-body { padding-left: calc(38px + 0.8rem); padding-bottom: 1.2rem; }
.faq[open] .faq-body { animation: faqReveal 0.4s ease; }
@keyframes faqReveal { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }
.faq-body p { color: var(--muted); font-size: 0.95rem; }

.faq-cta {
  display: flex; align-items: center; justify-content: space-between; gap: 1.2rem; flex-wrap: wrap;
  margin-top: 1.8rem; padding: 1.4rem 1.8rem; border-radius: 16px;
  background: linear-gradient(135deg, var(--blue-soft), #fdeef5);
}
.faq-cta-text { display: grid; gap: 0.15rem; }
.faq-cta-text strong { color: var(--navy); font-size: 1.05rem; }
.faq-cta-text span { color: var(--muted); font-size: 0.9rem; }

/* ============ İLETİŞİM ============ */
.contact {
  position: relative; overflow: hidden;
  background:
    radial-gradient(circle at 18% 20%, rgba(74,127,212,0.35), transparent 45%),
    radial-gradient(circle at 85% 85%, rgba(232,127,168,0.28), transparent 45%),
    linear-gradient(140deg, var(--navy) 0%, var(--navy-dark) 100%);
}
.contact::before {
  content: ''; position: absolute; inset: 0; pointer-events: none; opacity: 0.5;
  background-image: radial-gradient(rgba(255,255,255,0.10) 1.5px, transparent 1.5px);
  background-size: 26px 26px;
  -webkit-mask-image: linear-gradient(180deg, #000, transparent 70%);
  mask-image: linear-gradient(180deg, #000, transparent 70%);
}
.contact .container { position: relative; z-index: 1; }
.contact .float-sym { color: rgba(255,255,255,0.12); }
.contact h2, .contact .split-text > p { color: #fff; }
.contact .split-text > p { color: #c9d6ee; }
.contact-links { display: grid; gap: 0.8rem; margin-top: 1.6rem; }
.contact-links a {
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15);
  border-radius: 12px; padding: 0.85rem 1.2rem; color: #fff; font-weight: 600;
  transition: background 0.25s, transform 0.25s;
  display: flex; align-items: center; gap: 0.7rem;
}
.contact-links a .lucide { color: #ffd1e3; width: 20px; height: 20px; }
.contact-links a:hover { background: rgba(255,255,255,0.18); transform: translateX(6px); }
.contact-form {
  background: #fff; border-radius: var(--radius); padding: 2.2rem; box-shadow: var(--shadow);
  display: grid; gap: 1rem;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%; padding: 0.85rem 1rem; border: 1.5px solid #dbe4f3; border-radius: 12px;
  font-family: var(--font); font-size: 0.95rem; color: var(--ink); background: var(--blue-softer);
  outline: none; transition: border-color 0.2s, box-shadow 0.2s;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus {
  border-color: var(--blue); box-shadow: 0 0 0 4px rgba(74, 127, 212, 0.12);
}
.form-success {
  display: none; color: #1e7a45; font-weight: 700; text-align: center;
  align-items: center; justify-content: center; gap: 0.5rem;
}
.form-success.show { display: flex; animation: fadeIn 0.4s ease; }

/* ============ MODAL ============ */
.modal-overlay {
  position: fixed; inset: 0; z-index: 300; display: flex; align-items: center; justify-content: center;
  padding: 1.2rem; background: rgba(14, 31, 61, 0.55); backdrop-filter: blur(5px);
  opacity: 0; visibility: hidden; transition: opacity 0.3s ease, visibility 0.3s ease;
}
.modal-overlay.open { opacity: 1; visibility: visible; }
.modal {
  position: relative; width: min(520px, 100%); max-height: 90vh; overflow-y: auto;
  background: #fff; border-radius: 22px; padding: 2.2rem; box-shadow: 0 30px 80px rgba(14,31,61,0.4);
  transform: translateY(24px) scale(0.96); transition: transform 0.35s cubic-bezier(0.16,1,0.3,1);
}
.modal-overlay.open .modal { transform: none; }
.modal-close {
  position: absolute; top: 1rem; right: 1rem; width: 38px; height: 38px; border-radius: 50%;
  border: none; background: var(--blue-softer); color: var(--navy); cursor: pointer;
  display: grid; place-items: center; transition: background 0.2s, transform 0.2s;
}
.modal-close:hover { background: var(--blue-soft); transform: rotate(90deg); }
.modal-head { text-align: center; margin-bottom: 1.6rem; }
.modal-icon {
  display: inline-grid; place-items: center; width: 60px; height: 60px; border-radius: 18px;
  background: linear-gradient(135deg, var(--blue-soft), #fdeef5); color: var(--navy); margin-bottom: 0.9rem;
}
.modal-icon .lucide { width: 30px; height: 30px; color: var(--pink); }
.modal-head h3 { font-size: 1.4rem; margin-bottom: 0.5rem; }
.modal-head p { color: var(--muted); font-size: 0.94rem; }
.modal-form { display: grid; gap: 1rem; }
.modal-form input, .modal-form select, .modal-form textarea {
  width: 100%; padding: 0.85rem 1rem; border: 1.5px solid #dbe4f3; border-radius: 12px;
  font-family: var(--font); font-size: 0.95rem; color: var(--ink); background: var(--blue-softer);
  outline: none; transition: border-color 0.2s, box-shadow 0.2s;
}
.modal-form input:focus, .modal-form select:focus, .modal-form textarea:focus {
  border-color: var(--blue); box-shadow: 0 0 0 4px rgba(74, 127, 212, 0.12);
}

/* ============ FOOTER & BACK TOP ============ */
.footer {
  position: relative; background: #0e1f3d; color: #c9d6ee; padding: 3.5rem 0 1.6rem;
  border-top: 3px solid transparent;
  border-image: linear-gradient(90deg, var(--blue), var(--pink)) 1;
}
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2.5rem; align-items: start;
  padding-bottom: 2.2rem; border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand .logo.light { margin-bottom: 0.9rem; }
.footer-logo-img { display: inline-block; margin-bottom: 1.1rem; }
.footer-logo-img img {
  width: 120px; height: 120px; border-radius: 50%; object-fit: cover;
  border: 3px solid rgba(255,255,255,0.12);
  box-shadow: 0 10px 30px rgba(0,0,0,0.35); transition: transform 0.3s;
}
.footer-logo-img:hover img { transform: scale(1.05) rotate(-3deg); }
.footer-brand p { font-size: 0.92rem; color: #9fb0d0; max-width: 290px; margin-bottom: 1.2rem; }
.footer-social { display: flex; gap: 0.7rem; }
.footer-social a {
  width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center;
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.12); color: #fff;
  transition: transform 0.25s, background 0.25s;
}
.footer-social a:hover { transform: translateY(-4px); background: linear-gradient(135deg, var(--pink), var(--pink-dark)); }
.footer-col h4 { color: #fff; font-size: 0.95rem; margin-bottom: 1rem; letter-spacing: 0.02em; }
.footer-col ul { display: grid; gap: 0.65rem; }
.footer-col a, .footer-col li { font-size: 0.9rem; color: #9fb0d0; display: flex; align-items: center; gap: 0.5rem; transition: color 0.2s; }
.footer-col a:hover { color: #ffd1e3; }
.footer-col .lucide { width: 16px; height: 16px; color: var(--pink); }
.logo.light { color: #fff; }
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding-top: 1.5rem; flex-wrap: wrap;
}
.copy { font-size: 0.82rem; color: #7d8db0; }
.footer-bottom .made { font-size: 0.82rem; color: #7d8db0; display: inline-flex; align-items: center; gap: 0.4rem; }
.footer-bottom .made .lucide { width: 15px; height: 15px; color: var(--pink); fill: var(--pink); }

.back-top {
  position: fixed; bottom: 1.6rem; right: 1.6rem; width: 48px; height: 48px;
  border-radius: 50%; display: grid; place-items: center; z-index: 90;
  background: linear-gradient(135deg, var(--pink), var(--pink-dark)); color: #fff;
  box-shadow: 0 8px 24px rgba(232, 127, 168, 0.45);
  opacity: 0; pointer-events: none; transform: translateY(14px);
  transition: opacity 0.3s, transform 0.3s;
}
.back-top.show { opacity: 1; pointer-events: auto; transform: none; }
.back-top:hover { transform: translateY(-3px); }

/* ============ ANİMASYON ============ */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: none; }
.stagger > * { opacity: 0; transform: translateY(28px); transition: opacity 0.6s ease, transform 0.6s ease; transition-delay: calc(var(--i, 0) * 0.12s); }
.stagger.visible > * { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
  .hero-inner, .split, .calc-layout, .tips-layout { grid-template-columns: 1fr; }
  .calc-layout { gap: 1.6rem; justify-items: center; }
  .edu-panels { padding: 1.4rem; }
  .edu-tab span { display: none; }
  .edu-tab { flex: 1; padding: 0.7rem; }
  .quiz-options { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 1.8rem; text-align: center; }
  .footer-brand p { margin-inline: auto; }
  .footer-social { justify-content: center; }
  .footer-col ul { justify-items: center; }
  .footer-col a, .footer-col li { justify-content: center; }
  .footer-bottom { justify-content: center; text-align: center; }
  .hero { padding-top: 7.5rem; }
  .rotator-wrap { display: block; }
  .hero-visual { order: -1; }
  .photo-ring { width: min(260px, 70vw); }
  .grid-3, .steps { grid-template-columns: 1fr; }
  .split-visual { max-width: 380px; margin-inline: auto; }
  .nav-links {
    position: fixed; top: 64px; right: 0; background: #fff; flex-direction: column;
    align-items: flex-start; padding: 1.6rem; gap: 1.2rem; width: min(280px, 80vw);
    box-shadow: var(--shadow); border-radius: 0 0 0 var(--radius);
    transform: translateX(110%); transition: transform 0.3s ease;
  }
  .nav-links.open { transform: none; }
  .hamburger { display: flex; }
  .form-row { grid-template-columns: 1fr; }
  .hero-stats { gap: 1.5rem; }
}
@media (min-width: 901px) and (max-width: 1100px) {
  .steps { grid-template-columns: repeat(2, 1fr); }
}

/* ---- Telefon ince ayar ---- */
@media (max-width: 600px) {
  .section { padding: 3.8rem 0; }
  .section-head { margin-bottom: 2.4rem; }
  .section-head p { font-size: 0.95rem; }

  /* Hero */
  .hero { padding: 6.8rem 0 4rem; }
  .hero h1 { font-size: 1.95rem; line-height: 1.25; }
  .hero p { font-size: 1rem; }
  .hero-btns { flex-direction: column; align-items: stretch; gap: 0.8rem; }
  .hero-btns .btn { width: 100%; }
  .hero-stats { gap: 1.4rem; }
  .stat strong { font-size: 1.6rem; }
  .float-sym { font-size: 1.7rem; }
  .card-float { font-size: 0.74rem; padding: 0.45rem 0.78rem; gap: 0.35rem; }
  .card-float .lucide { width: 14px; height: 14px; }
  .card-1 { top: 3%; left: 1%; }
  .card-2 { bottom: 15%; right: 1%; }
  .card-3 { bottom: 1%; left: 9%; }

  /* Hakkımda rozeti */
  .exp-badge { padding: 0.7rem 1rem; gap: 0.5rem; }
  .exp-badge strong { font-size: 1.5rem; }

  /* Adımlar / kartlar */
  .step, .card { padding: 1.7rem 1.4rem; }

  /* Kamp geri sayımı 2x2 */
  .countdown { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.7rem; max-width: 300px; margin-inline: auto; }
  .count-box { min-width: 0; padding: 0.85rem 0.5rem; }
  .count-box strong { font-size: 1.7rem; }
  .countdown-label { font-size: 0.9rem; }

  /* Eğitici merkez */
  .edu-panels { padding: 1.2rem; }
  .quiz-q { font-size: 1.08rem; }
  .flashcard { height: 195px; }
  .flashcard-front h4 { font-size: 1.15rem; }
  .flashcard-back p { font-size: 1.1rem; }
  .net-circle { width: 130px; }

  /* İletişim / form */
  .contact-form { padding: 1.6rem; }

  /* SSS */
  .faq-cta { flex-direction: column; align-items: flex-start; text-align: left; }
  .faq-cta .btn { width: 100%; }

  /* Başa dön butonu */
  .back-top { width: 44px; height: 44px; bottom: 1rem; right: 1rem; }
}