/* ============================================================
   Maria Yılmaz Bale ve Dans Okulu — Tema
   Pudra pembe + krem + altın vurgu
   ============================================================ */

:root {
  /* Renk paleti */
  --color-primary: #F8DDE0;       /* pudra pembe */
  --color-primary-strong: #E9B8BE; /* daha doygun pembe */
  --color-secondary: #F8F1E5;     /* krem */
  --color-accent: #C9A227;        /* altın */
  --color-accent-strong: #A8851A;
  --color-text: #2A1A1A;
  --color-muted: #6B5B5B;
  --color-bg: #FFFDFB;
  --color-border: #EADBD8;

  /* Tipografi */
  --font-display: 'Playfair Display', 'Georgia', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Gölge ve yuvarlama */
  --shadow-sm: 0 2px 8px rgba(42, 26, 26, 0.06);
  --shadow-md: 0 8px 24px rgba(42, 26, 26, 0.10);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
}

/* ----- Reset / Temel ----- */
html { font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  margin: 0;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main { flex: 1; }

h1, h2, h3, h4, h5, h6, .display-1, .display-2, .display-3, .display-4 {
  font-family: var(--font-display);
  letter-spacing: 0.01em;
  color: var(--color-text);
}

a { color: var(--color-accent-strong); text-decoration: none; transition: color .15s ease; }
a:hover { color: var(--color-accent); }

/* ----- Navbar (modern, naif) ----- */
.navbar-mybd {
  background: rgba(255, 253, 251, 0.96);    /* opaklığı arttırıp blur'a daha az ihtiyaç bırak */
  backdrop-filter: saturate(140%) blur(6px); /* 14px → 6px (GPU yükü ~%60 azalır) */
  -webkit-backdrop-filter: saturate(140%) blur(6px);
  border-bottom: 1px solid rgba(234, 219, 216, .65);
  padding: .7rem 0;
  transition: background .25s ease, padding .25s ease, box-shadow .25s ease;
}
.navbar-mybd.navbar-scrolled {
  background: rgba(255, 253, 251, 0.96);
  padding: .45rem 0;
  box-shadow: 0 6px 24px rgba(42, 26, 26, .07);
}

/* ---- Brand (logo + text + tagline) ---- */
.navbar-mybd .navbar-brand {
  display: flex;
  align-items: center;
  gap: .8rem;
  padding: 0;
  text-decoration: none;
  transition: transform .2s ease;
}
.navbar-mybd .navbar-brand:hover {
  transform: translateY(-1px);
}
.navbar-mybd .brand-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px; height: 54px;
  filter: drop-shadow(0 2px 6px rgba(201, 162, 39, .25));
  transition: transform .35s cubic-bezier(.16, 1, .3, 1);
}
.navbar-mybd .navbar-brand:hover .brand-logo {
  transform: rotate(-4deg) scale(1.05);
}
.navbar-mybd .brand-logo img {
  width: 56px; height: 54px;
  display: block;
  object-fit: contain;
}

.navbar-mybd .brand-text-wrap {
  display: inline-flex;
  flex-direction: column;
  gap: 1px;
  line-height: 1.1;
}
.navbar-mybd .brand-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-text);
  letter-spacing: -0.01em;
}
.navbar-mybd .brand-tagline {
  font-family: var(--font-body);
  font-size: .68rem;
  color: var(--color-accent-strong);
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  opacity: .85;
}

/* ---- Nav links: yumuşak underline + altın hover ---- */
.navbar-mybd .nav-link {
  color: var(--color-text);
  font-weight: 500;
  font-size: .95rem;
  padding: .45rem .9rem !important;
  border-radius: 8px;
  transition: color .2s ease;
  position: relative;
}
.navbar-mybd .nav-link::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 4px;
  transform: translateX(-50%) scaleX(0);
  width: calc(100% - 1.8rem);
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  border-radius: 2px;
  transition: transform .3s cubic-bezier(.16, 1, .3, 1);
  transform-origin: center;
}
.navbar-mybd .nav-link:hover,
.navbar-mybd .nav-link.active {
  color: var(--color-accent-strong);
  background: transparent;
}
.navbar-mybd .nav-link:hover::after,
.navbar-mybd .nav-link.active::after {
  transform: translateX(-50%) scaleX(1);
}

/* ---- "Deneme Dersi" küçük CTA butonu ---- */
.navbar-mybd .btn-bale.btn-sm {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-strong));
  border: none;
  color: #fff;
  border-radius: 999px;
  padding: .5rem 1.15rem !important;
  font-weight: 600;
  font-size: .85rem;
  box-shadow: 0 4px 14px rgba(201, 162, 39, .3);
  transition: transform .2s ease, box-shadow .2s ease;
}
.navbar-mybd .btn-bale.btn-sm:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(201, 162, 39, .45);
}

.navbar-mybd .btn-cta {
  background: var(--color-accent);
  color: #fff;
  border: none;
  padding: .5rem 1.2rem;
  border-radius: 999px;
  font-weight: 600;
}
.navbar-mybd .btn-cta:hover { background: var(--color-accent-strong); color: #fff; }

/* ---- Mobil navbar düzeltmeleri ---- */
@media (max-width: 991px) {
  .navbar-mybd .brand-tagline { display: none; }
  .navbar-mybd .brand-text { font-size: .95rem; max-width: 200px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .navbar-mybd .brand-logo img { width: 44px; height: 42px; }
  .navbar-mybd .brand-logo { width: 44px; height: 42px; }
  .navbar-mybd .navbar-collapse {
    background: rgba(255, 253, 251, 0.98);
    /* backdrop-filter mobile'da KALDIRILDI — düşük güçlü cihazlarda kasma yaratıyordu */
    margin-top: .5rem;
    padding: 1rem;
    border-radius: 14px;
    box-shadow: 0 12px 40px rgba(42, 26, 26, .12);
  }
  .navbar-mybd .nav-link { padding: .65rem 1rem !important; }
  .navbar-mybd .nav-link::after { display: none; }
  .navbar-mybd .nav-link:hover { background: rgba(248, 221, 224, .35); }
}

/* ---- Dark mode navbar ---- */
[data-theme="dark"] .navbar-mybd {
  background: rgba(26, 16, 20, 0.85);
  border-bottom-color: rgba(58, 42, 45, .5);
}
[data-theme="dark"] .navbar-mybd.navbar-scrolled {
  background: rgba(26, 16, 20, 0.96);
}
[data-theme="dark"] .navbar-mybd .brand-text { color: var(--color-text); }
[data-theme="dark"] .navbar-mybd .navbar-collapse {
  background: rgba(26, 16, 20, 0.98);
}

/* ----- Buttons ----- */
.btn-primary,
.btn-bale {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
  border-radius: 999px;
  padding: .55rem 1.4rem;
  font-weight: 600;
  letter-spacing: .02em;
}
.btn-primary:hover, .btn-bale:hover {
  background: var(--color-accent-strong);
  border-color: var(--color-accent-strong);
  color: #fff;
}
.btn-outline-bale {
  border: 1.5px solid var(--color-accent);
  color: var(--color-accent-strong);
  border-radius: 999px;
  padding: .5rem 1.3rem;
  font-weight: 600;
  background: transparent;
}
.btn-outline-bale:hover {
  background: var(--color-accent);
  color: #fff;
}

/* ----- Hero / sections ----- */
.section { padding: 4rem 0; }
.section-soft { background: var(--color-secondary); }
.section-pink { background: var(--color-primary); }

.hero {
  position: relative;
  padding: 6rem 0 5rem;
  background:
    radial-gradient(circle at 20% 30%, rgba(248, 221, 224, .8), transparent 55%),
    radial-gradient(circle at 80% 70%, rgba(248, 241, 229, .9), transparent 55%),
    var(--color-bg);
  overflow: hidden;
}
.hero h1 {
  font-size: clamp(2.4rem, 5vw, 4rem);
  line-height: 1.1;
  margin-bottom: 1.2rem;
}
.hero .lead {
  font-size: 1.15rem;
  color: var(--color-muted);
  max-width: 540px;
  margin-bottom: 2rem;
}
.hero .accent-line {
  width: 64px; height: 3px; background: var(--color-accent);
  margin-bottom: 1.5rem; border-radius: 2px;
}

/* ----- Cards ----- */
.bale-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.6rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s ease, border-color .2s ease;
}
/* Eşit yükseklik gereken yerlerde Bootstrap'in h-100 utility class'ını ekleyin (örn. <div class="bale-card h-100">).
   Stacked (alt-alta) kullanımda h-100 KULLANMAYIN — diğer kartları aşağı iter ve sayfayı taşırır. */
.bale-card:hover {
  box-shadow: var(--shadow-md);
}
.bale-card h3 {
  font-size: 1.3rem;
  margin-bottom: .5rem;
}
.bale-card .icon {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-accent-strong);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 1.6rem; margin-bottom: 1rem;
}

/* ----- Forms ----- */
.form-control, .form-select {
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  padding: .65rem .9rem;
}
.form-control:focus, .form-select:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 .2rem rgba(201, 162, 39, .15);
}

/* ----- Footer ----- */
.site-footer {
  background: var(--color-text);
  color: #E9DEDC;
  padding: 3rem 0 1.5rem;
  margin-top: 4rem;
}
.site-footer h5 {
  color: #fff; font-family: var(--font-display); margin-bottom: 1rem; font-size: 1.1rem;
}
.site-footer a { color: var(--color-primary); }
.site-footer a:hover { color: #fff; }
.site-footer .footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  margin-top: 2rem; padding-top: 1.2rem;
  font-size: .9rem; color: #B4A6A4;
}

/* ----- Yardımcılar ----- */
.text-accent { color: var(--color-accent-strong); }
.bg-soft { background: var(--color-secondary); }
.bg-pink { background: var(--color-primary); }
.shadow-soft { box-shadow: var(--shadow-sm); }
.rounded-bale { border-radius: var(--radius-md); }

/* Animasyon */
.fade-up {
  opacity: 0;
  transform: translateY(16px);
  animation: fadeUp .6s ease forwards;
}
@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

/* Validation */
.validation-summary-errors { color: #b00020; }
.field-validation-error { color: #b00020; font-size: .85rem; }