/* ═══════════════════════════════════════
   BatuhanWeb — base.css
   Değişkenler, Reset, Tipografi
   ═══════════════════════════════════════ */

:root {
  --navy:    #0A1628;
  --card:    #0f1e35;
  --red:     #E63946;
  --red-dk:  #c42d39;
  --white:   #F1F1F1;
  --muted:   #8892A4;
  --border:  rgba(136,146,164,0.18);
  --radius:  14px;
  --shadow:  0 8px 32px rgba(0,0,0,.35);
  --trans:   all .25s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--navy);
  color: var(--white);
  font-family: 'Inter', 'Noto Sans KR', 'Noto Sans Arabic', sans-serif;
  line-height: 1.75;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: 'Sora', 'Noto Sans KR', 'Noto Sans Arabic', sans-serif;
  line-height: 1.2;
}

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

a { color: inherit; }

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* Divider */
.divider {
  width: calc(100% - 5rem);
  max-width: 1200px;
  height: 1px;
  background: var(--border);
  margin: 0 auto;
}

/* Shared section wrapper */
.section {
  padding: 6rem 2.5rem;
  max-width: 1200px;
  margin: 0 auto;
}

/* Section typography */
.section-label {
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: .9rem;
  display: block;
}

.section-title {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 700;
  margin-bottom: 1rem;
}

.section-sub {
  color: var(--muted);
  max-width: 480px;
  margin-bottom: 3rem;
  font-weight: 300;
  font-size: .97rem;
}

/* Accent color */
.accent { color: var(--red); }

/* Primary button */
.btn {
  display: inline-block;
  background: var(--red);
  color: #fff;
  padding: .9rem 2.2rem;
  border-radius: 7px;
  text-decoration: none;
  font-weight: 500;
  font-size: .95rem;
  border: none;
  cursor: pointer;
  transition: var(--trans);
  white-space: nowrap;
}

.btn:hover {
  background: var(--red-dk);
  transform: translateY(-3px);
}

.btn:active { transform: translateY(-1px); }

.btn:disabled,
.btn[disabled] {
  opacity: .6;
  cursor: not-allowed;
  transform: none;
}

/* Skill / tag pill */
.skill {
  background: var(--card);
  border: 1px solid var(--border);
  padding: .32rem .85rem;
  border-radius: 100px;
  font-size: .78rem;
  color: var(--muted);
  white-space: nowrap;
}