/* ============================================================
   dentalduyuru.com — site.css
   Mor + teal palet, Roboto, mobil-uyumlu
   ============================================================ */

:root {
  /* Mor — ana marka rengi */
  --m-50:  #F5F4FA;
  --m-100: #E2DEF0;
  --m-200: #B8AFD4;
  --m-400: #7B6FA8;
  --m-600: #4A3F75;
  --m-800: #2D2545;   /* ★ Doredent ile aynı */
  --m-900: #1A1530;

  /* Teal — accent */
  --t-50:  #E6F4F4;
  --t-100: #B8E0E0;
  --t-200: #7DC8C8;
  --t-400: #2DB5B5;
  --t-600: #0EA5A5;   /* ★ */
  --t-800: #0A7878;
  --t-900: #064F4F;

  /* Sıcak gri — nötr */
  --n-50:  #FAFAF8;
  --n-100: #F0EFEB;
  --n-200: #D9D7D0;
  --n-400: #A8A59D;
  --n-600: #6B6862;
  --n-800: #3D3B36;
  --n-900: #1F1E1B;

  /* Sistem */
  --c-success-bg: #E8F5EC;
  --c-success-fg: #2E7D4A;
  --c-success-text: #1F5933;
  --c-warning-bg: #FCF3E0;
  --c-warning-fg: #C28A1A;
  --c-warning-text: #7A540A;
  --c-error-bg: #FAE8E8;
  --c-error-fg: #B83232;
  --c-error-text: #7A1F1F;
  --c-info-bg: #E8F0F8;
  --c-info-fg: #2A6BB0;
  --c-info-text: #1A4A7A;

  /* Layout */
  --container-max: 1200px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 12px;
}

/* ----- Reset ----- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Roboto, system-ui, -apple-system, "Segoe UI", sans-serif;
  font-weight: 400;
  font-size: 15px;
  line-height: 1.6;
  color: var(--n-800);
  background: var(--n-50);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--t-600); text-decoration: none; }
a:hover { color: var(--t-800); text-decoration: underline; }
button { font-family: inherit; cursor: pointer; }

/* ----- Tipografi ----- */
h1, h2, h3, h4 { color: var(--m-800); font-weight: 500; line-height: 1.3; margin: 0 0 12px; }
h1 { font-size: clamp(22px, 4vw, 26px); }
h2 { font-size: clamp(18px, 3vw, 20px); }
h3 { font-size: 16px; }
p  { margin: 0 0 12px; }

/* ----- Container ----- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 16px;
}
@media (min-width: 768px) {
  .container { padding: 0 24px; }
}

/* ----- Üst bar / nav ----- */
.site-nav {
  background: var(--m-800);
  padding: 12px 0;
}
.site-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.site-logo {
  color: var(--n-50);
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -0.3px;
  text-decoration: none;
}
.site-logo:hover { color: var(--n-50); text-decoration: none; }
.site-logo span { color: var(--t-600); }
.nav-links { display: none; }
@media (min-width: 768px) {
  .nav-links { display: flex; gap: 22px; }
  .nav-links a { color: var(--m-200); font-size: 14px; }
  .nav-links a:hover { color: var(--n-50); text-decoration: none; }
}
.nav-cta { display: flex; gap: 10px; align-items: center; }
.nav-login { color: var(--m-200); font-size: 14px; display: none; }
@media (min-width: 768px) {
  .nav-login { display: inline; }
}

/* ----- Butonlar ----- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 16px;
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.btn:hover { text-decoration: none; }
.btn-primary {
  background: var(--t-600);
  color: var(--n-50);
}
.btn-primary:hover { background: var(--t-800); color: var(--n-50); }
.btn-secondary {
  background: var(--m-800);
  color: var(--n-50);
}
.btn-secondary:hover { background: var(--m-900); color: var(--n-50); }
.btn-outline {
  background: transparent;
  color: var(--m-800);
  border: 1px solid var(--n-200);
}
.btn-outline:hover { border-color: var(--t-600); color: var(--t-600); }
.btn-block { width: 100%; }
.btn-lg { padding: 12px 20px; font-size: 15px; }

/* ----- Form ----- */
.field { margin-bottom: 16px; }
.field-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--m-800);
  margin-bottom: 6px;
}
.field-hint {
  font-size: 11px;
  color: var(--n-600);
  margin-top: 4px;
  font-weight: 300;
}
.input, .select, .textarea {
  width: 100%;
  padding: 10px 12px;
  font-size: 14px;
  font-family: inherit;
  color: var(--n-800);
  background: #FFFFFF;
  border: 0.5px solid var(--n-200);
  border-radius: var(--radius-md);
  transition: border-color 0.15s;
}
.input:focus, .select:focus, .textarea:focus {
  outline: none;
  border-color: var(--t-600);
}
.textarea { min-height: 100px; resize: vertical; line-height: 1.6; }

/* ----- Mesaj kutuları ----- */
.alert {
  padding: 10px 14px;
  border-radius: var(--radius-md);
  font-size: 13px;
  margin-bottom: 16px;
  border-left: 3px solid;
}
.alert-success { background: var(--c-success-bg); border-left-color: var(--c-success-fg); color: var(--c-success-text); }
.alert-warning { background: var(--c-warning-bg); border-left-color: var(--c-warning-fg); color: var(--c-warning-text); }
.alert-error   { background: var(--c-error-bg);   border-left-color: var(--c-error-fg);   color: var(--c-error-text); }
.alert-info    { background: var(--c-info-bg);    border-left-color: var(--c-info-fg);    color: var(--c-info-text); }

/* ----- Auth sayfaları için ortalanmış card ----- */
.auth-page {
  min-height: calc(100vh - 60px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 16px;
  background: var(--n-100);
}
.auth-card {
  width: 100%;
  max-width: 420px;
  background: #FFFFFF;
  border: 0.5px solid var(--n-200);
  border-radius: var(--radius-xl);
  padding: 28px 24px;
}
.auth-title { margin: 0 0 4px; }
.auth-sub {
  font-size: 13px;
  color: var(--n-600);
  font-weight: 300;
  margin: 0 0 22px;
  line-height: 1.5;
}
.auth-foot {
  text-align: center;
  margin-top: 18px;
  padding-top: 18px;
  border-top: 0.5px solid var(--n-100);
  font-size: 13px;
  color: var(--n-600);
}
.auth-foot a { font-weight: 500; }

/* ----- Demo bilgi kutusu (sadece geliştirme döneminde) ----- */
.demo-box {
  background: var(--m-50);
  border-left: 3px solid var(--m-600);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  color: var(--n-800);
  line-height: 1.5;
  margin-bottom: 16px;
}
.demo-box b { color: var(--m-800); font-weight: 500; }
.demo-box code {
  background: #FFFFFF;
  padding: 1px 6px;
  border-radius: 3px;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 12px;
  color: var(--m-800);
}