/* ====================================================
   ÖZTÜRKÇE AKADEMİ — ORTAK STİL
   ==================================================== */

:root {
  /* Renkler */
  --paper: #F7F8F6;
  --paper-warm: #FBFAF6;
  --ink: #1C2B33;
  --ink-soft: #44525A;
  --pine: #2E5E4E;
  --pine-dark: #20453A;
  --clay: #B8623F;
  --clay-dark: #9C4F30;
  --line: #D8D3C5;
  --line-soft: #E5E2D8;
  --card-bg: #FFFFFF;

  /* Tipografi */
  --font-display: "Source Serif 4", Georgia, serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* Ölçü */
  --max-width: 1140px;
  --radius: 6px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

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

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--ink);
  line-height: 1.25;
}

h1 { font-size: clamp(2rem, 4vw, 3.1rem); letter-spacing: -0.01em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); letter-spacing: -0.01em; }
h3 { font-size: 1.25rem; }

p { color: var(--ink-soft); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--pine);
  margin-bottom: 14px;
}

.eyebrow::before {
  content: "";
  width: 18px;
  height: 2px;
  background: var(--clay);
  display: inline-block;
}

/* ---------- Üst menü ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 248, 246, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--ink);
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.logo span {
  color: var(--pine);
}

.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
}

.nav-links a {
  font-size: 0.93rem;
  font-weight: 500;
  color: var(--ink-soft);
  position: relative;
  padding: 4px 0;
  transition: color 0.2s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--pine);
}

.nav-links a.active::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--clay);
}

.nav-cta {
  background: var(--pine);
  color: #fff !important;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  transition: background 0.2s ease;
}

.nav-cta:hover {
  background: var(--pine-dark);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--ink);
}

@media (max-width: 880px) {
  .nav-links {
    position: fixed;
    top: 65px;
    left: 0;
    right: 0;
    background: var(--paper);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    border-bottom: 1px solid var(--line);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }

  .nav-links.open {
    max-height: 480px;
  }

  .nav-links a {
    width: 100%;
    padding: 16px 24px;
    border-bottom: 1px solid var(--line-soft);
  }

  .nav-cta {
    margin: 16px 24px;
  }

  .menu-toggle {
    display: flex;
  }
}

/* ---------- Butonlar ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: transform 0.15s ease, background 0.2s ease, box-shadow 0.2s ease;
  font-family: var(--font-body);
}

.btn-primary {
  background: var(--pine);
  color: #fff;
}

.btn-primary:hover {
  background: var(--pine-dark);
  box-shadow: 0 6px 18px rgba(46, 94, 78, 0.25);
}

.btn-secondary {
  background: transparent;
  color: var(--ink);
  border: 1.5px solid var(--line);
}

.btn-secondary:hover {
  border-color: var(--pine);
  color: var(--pine);
}

.btn-whatsapp {
  background: #fff;
  color: var(--ink);
  border: 1.5px solid var(--line);
}

.btn-whatsapp:hover {
  border-color: var(--clay);
  color: var(--clay-dark);
}

/* ---------- Hero ---------- */
.hero {
  padding: 100px 0 90px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -120px;
  right: -120px;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(46, 94, 78, 0.08), transparent 70%);
  pointer-events: none;
}

.hero-inner {
  max-width: 760px;
  position: relative;
  z-index: 1;
}

.hero h1 {
  margin-bottom: 22px;
}

.hero .lead {
  font-size: 1.1rem;
  color: var(--ink-soft);
  max-width: 620px;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ---------- Bölüm genel ---------- */
.section {
  padding: 88px 0;
}

.section-alt {
  background: var(--paper-warm);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.section-head {
  max-width: 680px;
  margin-bottom: 52px;
}

.section-head.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-head p {
  font-size: 1.02rem;
}

/* ---------- Not defteri kartı (imza öğesi) ---------- */
.note-card {
  background: var(--card-bg);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--pine);
  border-radius: var(--radius);
  padding: 28px 26px;
  transition: border-left-color 0.2s ease, transform 0.2s ease;
}

.note-card:hover {
  border-left-color: var(--clay);
  transform: translateY(-2px);
}

.note-card .note-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--clay-dark);
  margin-bottom: 12px;
  display: block;
}

.note-card h3 {
  margin-bottom: 10px;
}

.note-card p {
  font-size: 0.95rem;
  margin: 0;
}

.grid {
  display: grid;
  gap: 22px;
}

.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

@media (max-width: 880px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

/* ---------- Ders alanı kartları ---------- */
.subject-card {
  background: var(--card-bg);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 32px;
}

.subject-card h3 {
  margin-bottom: 12px;
  color: var(--pine-dark);
}

.subject-card > p {
  font-size: 0.95rem;
  margin-bottom: 18px;
}

.subject-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.subject-card li {
  font-size: 0.92rem;
  color: var(--ink-soft);
  padding-left: 18px;
  position: relative;
}

.subject-card li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--clay);
}

/* ---------- Süreç adımları ---------- */
.process-list {
  display: flex;
  flex-direction: column;
}

.process-step {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 20px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line-soft);
}

.process-step:last-child { border-bottom: none; }

.process-num {
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--line);
  font-weight: 700;
}

.process-step h3 { margin-bottom: 6px; }
.process-step p { font-size: 0.95rem; margin: 0; }

/* ---------- Liste / checkmark ---------- */
.check-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px 32px;
}

@media (max-width: 700px) {
  .check-grid { grid-template-columns: 1fr; }
}

.check-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.97rem;
  color: var(--ink);
}

.check-item .mark {
  color: var(--pine);
  font-weight: 700;
  flex-shrink: 0;
}

/* ---------- SSS ---------- */
.faq-item {
  border-bottom: 1px solid var(--line-soft);
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 22px 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.faq-question .icon {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border: 1.5px solid var(--line);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  color: var(--pine);
  transition: transform 0.25s ease;
}

.faq-item.open .icon {
  transform: rotate(45deg);
  border-color: var(--pine);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-item.open .faq-answer {
  max-height: 300px;
}

.faq-answer p {
  padding-bottom: 22px;
  font-size: 0.96rem;
}

/* ---------- Form ---------- */
.form-card {
  background: var(--card-bg);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 40px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

@media (max-width: 600px) {
  .form-row { grid-template-columns: 1fr; }
}

.field {
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin-bottom: 18px;
}

.field label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink);
}

.field label .req {
  color: var(--clay);
}

.field input,
.field select,
.field textarea {
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 12px 14px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink);
  transition: border-color 0.2s ease;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--pine);
}

.field textarea { resize: vertical; min-height: 100px; }

.form-status {
  margin-top: 16px;
  font-size: 0.92rem;
  padding: 12px 16px;
  border-radius: var(--radius);
  display: none;
}

.form-status.success {
  display: block;
  background: rgba(46, 94, 78, 0.1);
  color: var(--pine-dark);
}

.form-status.error {
  display: block;
  background: rgba(184, 98, 63, 0.1);
  color: var(--clay-dark);
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--ink);
  color: #D9DEDC;
  padding: 60px 0 28px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

@media (max-width: 700px) {
  .footer-grid { grid-template-columns: 1fr; }
}

.footer-grid h4 {
  color: #fff;
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.footer-grid a, .footer-grid p {
  color: #AAB5B1;
  font-size: 0.9rem;
  display: block;
  margin-bottom: 10px;
}

.footer-grid a:hover { color: #fff; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 24px;
  font-size: 0.82rem;
  color: #8B958F;
  text-align: center;
}

/* ---------- Scroll fade-up ---------- */
.fade-up {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Sayfa üst başlığı (alt sayfalar için) ---------- */
.page-hero {
  padding: 64px 0 56px;
  border-bottom: 1px solid var(--line-soft);
}

.page-hero .lead {
  font-size: 1.05rem;
  max-width: 640px;
  margin-top: 16px;
}

/* ---------- WhatsApp sabit buton ---------- */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--pine);
  color: #fff;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(0,0,0,0.18);
  z-index: 99;
  transition: transform 0.2s ease, background 0.2s ease;
}

.whatsapp-float:hover {
  background: var(--pine-dark);
  transform: scale(1.06);
}

/* ---------- Yardımcı ---------- */
.text-center { text-align: center; }
.mt-40 { margin-top: 40px; }