/* ===== Light theme (koyulaştırılmış beyaz) ===== */
:root,
[data-theme="light"] {
  --bg: #ebe9e8;
  --bg-card: #e4e2e0;
  --bg-input: #f5f4f3;
  --surface: #f5f4f3;
  --border: #d4d2d0;
  --border-strong: #b8b5b2;
  --text: #2a2826;
  --text-muted: #5c5956;
  --text-soft: #787572;
  --accent: #2d2b29;
  --accent-hover: #1a1918;
  --header-bg: rgba(235, 233, 232, 0.92);
  --shadow: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.08);
}

/* ===== Dark theme ===== */
[data-theme="dark"] {
  --bg: #1c1b1a;
  --bg-card: #252422;
  --bg-input: #2d2b29;
  --surface: #252422;
  --border: #3d3b39;
  --border-strong: #52504d;
  --text: #f0eeec;
  --text-muted: #b8b5b2;
  --text-soft: #8a8784;
  --accent: #e8e6e4;
  --accent-hover: #f5f4f3;
  --header-bg: rgba(28, 27, 26, 0.92);
  --shadow: 0 2px 12px rgba(0,0,0,0.3);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.4);
}

[data-theme="dark"] .btn-primary {
  background: var(--accent);
  color: var(--bg);
}
[data-theme="dark"] .btn-primary:hover {
  background: var(--accent-hover);
  color: var(--bg);
}

/* ===== Base ===== */
:root {
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Outfit', -apple-system, sans-serif;
  --radius: 8px;
  --radius-lg: 12px;
  --transition: 0.2s ease;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
img { max-width: 100%; height: auto; display: block; object-fit: cover; }

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 500;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--transition), color var(--transition), transform var(--transition);
}
.btn-primary {
  background: var(--accent);
  color: var(--surface);
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}
[data-theme="light"] .btn-primary { color: #f5f4f3; }
[data-theme="light"] .btn-primary:hover { color: #fff; }
.btn-secondary {
  background: var(--border);
  color: var(--text);
}
.btn-secondary:hover { background: var(--border-strong); }
.btn-block { width: 100%; }
.btn-back {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.875rem;
  cursor: pointer;
  margin-bottom: 1rem;
  padding: 0;
}
.btn-back:hover { color: var(--text); }

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--header-bg);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text);
}
.logo span { color: var(--text-muted); font-weight: 400; }
.nav-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-menu a {
  font-size: 0.9375rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.nav-menu a:hover { color: var(--text); }

/* Instagram icon - site renklerinde */
.instagram-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.instagram-link:hover { color: var(--text); }
.icon-instagram {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

/* Dil butonu - dünya ikonu */
.btn-lang {
  width: 36px;
  height: 36px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--text-muted);
  transition: color var(--transition);
}
.btn-lang:hover {
  color: var(--text);
}
.icon-globe {
  width: 20px;
  height: 20px;
}
.btn-theme {
  width: 36px;
  height: 36px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition), background var(--transition);
}
.btn-theme:hover { color: var(--text); }
.theme-icon { font-size: 1.125rem; }
.theme-icon.moon { display: none; }
[data-theme="dark"] .theme-icon.sun { display: none; }
[data-theme="dark"] .theme-icon.moon { display: inline; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text);
}
.nav-menu-instagram { display: none; }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 6rem 0 4rem;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--bg-card) 0%, var(--bg) 60%);
  z-index: -1;
}
.hero-bg::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40%;
  background: radial-gradient(ellipse 80% 50% at 50% 100%, var(--border) 0%, transparent 70%);
  opacity: 0.2;
}
.hero-content { position: relative; z-index: 1; }
.hero-subtitle {
  font-size: 0.875rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1rem;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 600;
  line-height: 1.15;
  color: var(--text);
  margin: 0 0 1.25rem;
}
.hero-desc {
  font-size: 1.125rem;
  color: var(--text-muted);
  max-width: 420px;
  margin-bottom: 2rem;
}
.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: var(--text-soft);
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--text-soft), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 1; transform: scaleY(1); }
  50% { opacity: 0.5; transform: scaleY(0.7); }
}

/* ===== Sections ===== */
.section-label {
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.875rem, 3vw, 2.5rem);
  font-weight: 600;
  color: var(--text);
  margin: 0 0 2.5rem;
}

/* ===== Services (fotoğraflı kartlar) ===== */
.services {
  padding: 5rem 0;
  background: var(--bg);
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
}
.service-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.service-card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow);
}
.service-img-wrap {
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--bg-card);
}
.service-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.service-body { padding: 1.25rem 1.5rem; }
.service-card h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--text);
  margin: 0 0 0.5rem;
}
.service-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.5;
}

/* ===== About ===== */
.about {
  padding: 5rem 0;
  background: var(--bg-card);
  border-top: 1px solid var(--border);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}
.about-text {
  font-size: 1.0625rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  line-height: 1.65;
}
.about-features {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
}
.about-features li {
  position: relative;
  padding-left: 1.25rem;
  font-size: 0.9375rem;
  color: var(--text-soft);
}
.about-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--text-muted);
  font-weight: 600;
}
.about-visual { display: flex; gap: 1rem; flex-wrap: wrap; }
.about-card {
  flex: 1;
  min-width: 140px;
  padding: 2rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow);
}
.about-number {
  display: block;
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.25rem;
}
.about-card span:last-child {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* ===== Contact ===== */
.contact {
  padding: 5rem 0;
  background: var(--bg);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}
.contact-item { margin-bottom: 1.5rem; }
.contact-label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}
.contact-item p {
  margin: 0;
  font-size: 1rem;
  color: var(--text-soft);
  line-height: 1.5;
}
.contact-item a {
  color: var(--text);
  transition: color var(--transition);
}
.contact-item a:hover { color: var(--accent); }
.contact-instagram .icon-instagram { width: 20px; height: 20px; vertical-align: middle; margin-right: 0.25rem; }
.contact-cta {
  padding: 2rem;
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}
.contact-cta p {
  margin: 0 0 1rem;
  font-size: 0.9375rem;
  color: var(--text-muted);
}

/* ===== Footer ===== */
.footer {
  padding: 2rem 0;
  border-top: 1px solid var(--border);
  background: var(--bg-card);
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-copy {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0;
}

/* ===== Modal ===== */
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}
.modal.is-open {
  opacity: 1;
  visibility: visible;
}
.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.45);
  cursor: pointer;
}
.modal-content {
  position: relative;
  width: 100%;
  max-width: 440px;
  max-height: 90vh;
  overflow-y: auto;
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 2rem;
  border: 1px solid var(--border);
}
.modal-content--wide { max-width: 520px; }
.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--text-muted);
  background: none;
  border: none;
  cursor: pointer;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
}
.modal-close:hover {
  background: var(--bg-card);
  color: var(--text);
}
.modal-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--text);
  margin: 0 0 1.5rem;
}

/* ===== Randevu adımlar ===== */
.randevu-step-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}
.randevu-step { margin-bottom: 0.5rem; }

/* Takvim */
.calendar-wrap {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  margin-bottom: 1rem;
}
.calendar-day-header {
  text-align: center;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-muted);
  padding: 0.5rem 0;
}
.calendar-day {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  border-radius: var(--radius);
  cursor: pointer;
  background: var(--bg-input);
  color: var(--text);
  border: 1px solid transparent;
  transition: background var(--transition), border var(--transition);
}
.calendar-day:hover:not(.calendar-day--disabled):not(.calendar-day--empty) {
  background: var(--border);
  border-color: var(--border-strong);
}
.calendar-day--selected {
  background: var(--accent);
  color: var(--surface);
  border-color: var(--accent);
}
[data-theme="light"] .calendar-day--selected { color: #f5f4f3; }
.calendar-day--empty {
  background: transparent;
  cursor: default;
  visibility: hidden;
}
.calendar-day--disabled {
  opacity: 0.4;
  cursor: not-allowed;
  background: var(--bg-card);
}
.calendar-day--past { opacity: 0.5; cursor: not-allowed; }
.calendar-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}
#calendar-month-label {
  font-weight: 600;
  color: var(--text);
}

/* Saat slotları */
.time-slots {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}
.time-slot {
  padding: 0.75rem;
  text-align: center;
  font-size: 0.9375rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-input);
  color: var(--text);
  cursor: pointer;
  transition: background var(--transition), border var(--transition);
}
.time-slot:hover:not(.time-slot--disabled) {
  background: var(--border);
  border-color: var(--border-strong);
}
.time-slot--selected {
  background: var(--accent);
  color: var(--surface);
  border-color: var(--accent);
}
[data-theme="light"] .time-slot--selected { color: #f5f4f3; }
.time-slot--disabled {
  opacity: 0.4;
  cursor: not-allowed;
  background: var(--bg-card);
}

/* Form */
.randevu-form .form-group { margin-bottom: 1.25rem; }
.randevu-form label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}
.randevu-form input,
.randevu-form select,
.randevu-form textarea {
  width: 100%;
  padding: 0.65rem 0.9rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--text);
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color var(--transition);
}
.randevu-form input:focus,
.randevu-form select:focus,
.randevu-form textarea:focus {
  outline: none;
  border-color: var(--border-strong);
}
.randevu-form input::placeholder,
.randevu-form textarea::placeholder { color: var(--text-soft); }
.randevu-form .btn-block { margin-top: 0.5rem; }
.form-success {
  text-align: center;
  padding: 2rem 0;
}
.form-success p {
  font-size: 1rem;
  color: var(--text);
  margin: 0;
}
.form-success-thanks { margin-top: 0.5rem; color: var(--text-muted); font-size: 0.9375rem; }
.form-success-manage-label { margin-top: 1rem; font-size: 0.875rem; color: var(--text-muted); }
.form-success-manage-link {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.75rem;
  word-break: break-all;
  color: var(--accent);
  max-height: 3em;
  overflow-y: auto;
}
.form-success-manage-link:hover { text-decoration: underline; }

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .nav-right .instagram-link span { display: none; }
  .nav-toggle { display: flex; }
  .nav-menu {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1rem;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.25s ease, opacity 0.25s ease, visibility 0.25s ease;
  }
  .nav-menu.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  .nav-menu-instagram { display: list-item; }
  .about-grid,
  .contact-grid { grid-template-columns: 1fr; }
  .about-visual { justify-content: center; }
  .time-slots { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .hero-title { font-size: 2rem; }
  .services-grid { grid-template-columns: 1fr; }
}