:root {
  --bg-deep: #0a0e1a; --bg-card: #121829; --bg-card-alt: #0f1422;
  --border: rgba(255,255,255,0.07); --border-glow: rgba(251,191,36,0.35);
  --accent: #fbbf24; --accent-dim: #d97706; --accent-glow: rgba(251,191,36,0.18);
  --text-primary: #f0f4ff; --text-muted: #6b7a9e; --text-label: #4a5568;
  --green: #34d399; --red: #f87171; --blue: #60a5fa;
  --font-display: 'Arial Narrow', Impact, sans-serif;
  --font-body: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  --radius-card: 20px; --radius-btn: 12px;
  --trans-base: 0.25s ease; --trans-slow: 0.5s ease;
}
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background-color: var(--bg-deep);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  background-image:
    radial-gradient(ellipse 80% 50% at 20% -10%, rgba(59,130,246,0.12) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 110%, rgba(251,191,36,0.08) 0%, transparent 60%);
}
.bg-orb { position: fixed; border-radius: 50%; filter: blur(90px); pointer-events: none; z-index: 0; animation: orbFloat 12s ease-in-out infinite alternate; }
.orb-1 { width: 500px; height: 500px; background: rgba(59,130,246,0.06); top: -150px; left: -150px; }
.orb-2 { width: 400px; height: 400px; background: rgba(251,191,36,0.05); bottom: -100px; right: -100px; animation-delay: -6s; }
@keyframes orbFloat { from { transform: translate(0,0) scale(1); } to { transform: translate(30px,20px) scale(1.06); } }

.wrapper { position: relative; z-index: 1; max-width: 680px; margin: 0 auto; padding: 28px 20px 48px; display: flex; flex-direction: column; gap: 20px; }

/* HEADER */
.site-header { display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 1.15rem; color: var(--text-muted); }
.logo-icon { font-size: 1.4rem; }
.logo-text strong { color: var(--accent); }
.badge { background: linear-gradient(135deg, var(--accent), var(--accent-dim)); color: #0a0e1a; font-weight: 900; font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase; padding: 5px 12px; border-radius: 30px; }

/* LGS GERİ SAYIM */
.lgs-card {
  background: linear-gradient(135deg, #0f1c35 0%, #0a1628 100%);
  border: 1px solid rgba(251,191,36,0.25);
  border-radius: var(--radius-card);
  padding: 18px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  position: relative;
  overflow: hidden;
}
.lgs-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 0% 50%, rgba(251,191,36,0.07) 0%, transparent 70%);
  pointer-events: none;
}
.lgs-left { display: flex; flex-direction: column; align-items: center; gap: 2px; flex-shrink: 0; }
.lgs-label { font-size: 0.65rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); }
.lgs-days { font-family: var(--font-display); font-size: clamp(52px, 12vw, 80px); line-height: 1; color: var(--accent); text-shadow: 0 0 30px rgba(251,191,36,0.4); }
.lgs-right { display: flex; flex-direction: column; gap: 8px; flex: 1; }
.lgs-date { font-size: 0.78rem; font-weight: 700; color: var(--text-muted); letter-spacing: 0.03em; }
.lgs-msg { font-size: 0.88rem; font-weight: 700; color: #e2e8ff; line-height: 1.45; }
.lgs-card.exam-day { border-color: rgba(52,211,153,0.5); }
.lgs-card.exam-day .lgs-days { color: var(--green); text-shadow: 0 0 30px rgba(52,211,153,0.4); }
.lgs-card.exam-past { border-color: rgba(96,165,250,0.3); opacity: 0.7; }

/* MOTİVASYON SÖZÜ */
.quote-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-card); padding: 18px 22px; display: flex; align-items: flex-start; gap: 14px; transition: border-color var(--trans-base); }
.quote-card:hover { border-color: var(--border-glow); }
.quote-icon { font-size: 1.4rem; flex-shrink: 0; margin-top: 2px; }
.quote-text { font-size: 0.95rem; line-height: 1.65; color: #c5ceea; font-weight: 600; font-style: italic; }

/* SÜRE SEÇİMİ */
.setup-section { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-card); padding: 22px 24px; }
.section-title { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 16px; }
.quick-buttons { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.quick-btn { background: transparent; border: 1.5px solid var(--border); color: var(--text-muted); font-family: var(--font-body); font-size: 0.85rem; font-weight: 700; padding: 8px 16px; border-radius: 40px; cursor: pointer; transition: all var(--trans-base); }
.quick-btn:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-glow); }
.quick-btn.active { background: var(--accent); border-color: var(--accent); color: #0a0e1a; }
.manual-input { display: flex; align-items: flex-end; gap: 8px; }
.input-group { display: flex; flex-direction: column; gap: 5px; }
.input-group label { font-size: 0.68rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-label); }
.input-group input { width: 90px; background: var(--bg-card-alt); border: 1.5px solid var(--border); border-radius: 10px; color: var(--text-primary); font-family: var(--font-body); font-size: 1.3rem; font-weight: 700; padding: 10px 14px; text-align: center; transition: border-color var(--trans-base); outline: none; -moz-appearance: textfield; }
.input-group input::-webkit-outer-spin-button, .input-group input::-webkit-inner-spin-button { -webkit-appearance: none; }
.input-group input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.input-sep { font-size: 1.5rem; font-weight: 900; color: var(--text-muted); padding-bottom: 8px; }

/* SAYAÇ KARTI */
.timer-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-card); padding: 36px 28px 28px; display: flex; flex-direction: column; align-items: center; gap: 8px; position: relative; overflow: hidden; transition: border-color var(--trans-slow), box-shadow var(--trans-slow); }
.timer-card::before { content: ''; position: absolute; top: 0; left: 15%; right: 15%; height: 2px; background: linear-gradient(90deg, transparent, var(--accent), transparent); opacity: 0; transition: opacity var(--trans-slow); }
.timer-card.running::before { opacity: 1; }
.timer-card.running { border-color: var(--border-glow); box-shadow: 0 0 40px rgba(251,191,36,0.07); }
.timer-card.finished { border-color: rgba(248,113,113,0.4); box-shadow: 0 0 40px rgba(248,113,113,0.08); animation: finishedPulse 1.5s ease-in-out infinite; }
@keyframes finishedPulse { 0%,100% { box-shadow: 0 0 40px rgba(248,113,113,0.08); } 50% { box-shadow: 0 0 60px rgba(248,113,113,0.20); } }
.timer-labels { display: flex; width: 100%; justify-content: space-around; padding: 0 10px; }
.timer-labels span { font-size: 0.62rem; font-weight: 700; letter-spacing: 0.14em; color: var(--text-label); width: 80px; text-align: center; }
.timer-display { font-family: var(--font-display); font-size: clamp(72px, 18vw, 130px); line-height: 1; letter-spacing: 0.04em; color: var(--text-primary); display: flex; align-items: center; transition: color var(--trans-base); user-select: none; }
.timer-display span { display: inline-block; width: 2.1ch; text-align: center; }
.colon { width: auto !important; padding: 0 4px; color: var(--accent); animation: colonBlink 1s step-end infinite; }
.colon.paused, .colon.idle { animation: none; opacity: 0.4; }
@keyframes colonBlink { 0%,100% { opacity: 1; } 50% { opacity: 0.15; } }
.time-up-msg { display: none; font-family: var(--font-body); font-size: 1.6rem; font-weight: 900; color: var(--red); margin-top: 6px; animation: bounceIn 0.6s cubic-bezier(0.34,1.56,0.64,1) forwards; }
.time-up-msg.visible { display: block; }
@keyframes bounceIn { from { transform: scale(0.6); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.progress-bar-wrap { width: 100%; height: 5px; background: rgba(255,255,255,0.05); border-radius: 99px; margin-top: 18px; overflow: hidden; }
.progress-bar { height: 100%; width: 100%; background: linear-gradient(90deg, var(--accent-dim), var(--accent)); border-radius: 99px; transition: width 0.9s linear; }

/* KONTROL BUTONLARI */
.controls { display: flex; gap: 12px; flex-wrap: wrap; }
.ctrl-btn { flex: 1; min-width: 100px; display: flex; align-items: center; justify-content: center; gap: 8px; font-family: var(--font-body); font-size: 0.95rem; font-weight: 800; padding: 16px 20px; border-radius: var(--radius-btn); border: none; cursor: pointer; transition: all var(--trans-base); outline: none; }
.ctrl-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn-start { background: linear-gradient(135deg, var(--accent), var(--accent-dim)); color: #0a0e1a; box-shadow: 0 4px 20px rgba(251,191,36,0.3); }
.btn-start:hover:not(:disabled) { transform: translateY(-2px); box-shadow: 0 6px 28px rgba(251,191,36,0.45); }
.btn-pause { background: var(--bg-card); color: var(--blue); border: 1.5px solid rgba(96,165,250,0.3); }
.btn-pause:hover:not(:disabled) { background: rgba(96,165,250,0.1); border-color: var(--blue); transform: translateY(-2px); }
.btn-reset { background: var(--bg-card); color: var(--text-muted); border: 1.5px solid var(--border); }
.btn-reset:hover:not(:disabled) { background: rgba(255,255,255,0.04); color: var(--red); border-color: rgba(248,113,113,0.4); transform: translateY(-2px); }
.ctrl-btn:disabled { opacity: 0.3; cursor: not-allowed; transform: none !important; }

/* FOOTER */
.site-footer { text-align: center; font-size: 0.75rem; color: var(--text-label); letter-spacing: 0.04em; padding-top: 8px; }

/* UYARI */
.timer-display.warning { color: var(--red); }
.timer-display.warning .colon { color: var(--red); }

/* MOBİL */
@media (max-width: 600px) {
  .wrapper { padding: 14px 12px 30px; gap: 12px; }
  .logo { font-size: 0.95rem; }
  .logo-icon { font-size: 1.1rem; }
  .badge { font-size: 0.62rem; padding: 4px 10px; }
  .lgs-card { padding: 14px 14px; gap: 12px; }
  .lgs-days { font-size: clamp(44px, 12vw, 64px); }
  .lgs-msg { font-size: 0.8rem; }
  .lgs-date { font-size: 0.72rem; }
  .quote-card { padding: 12px 14px; gap: 10px; }
  .quote-icon { font-size: 1.1rem; }
  .quote-text { font-size: 0.82rem; line-height: 1.5; }
  .setup-section { padding: 14px 14px; }
  .section-title { font-size: 0.68rem; margin-bottom: 10px; }
  .quick-buttons { gap: 5px; margin-bottom: 12px; }
  .quick-btn { padding: 6px 11px; font-size: 0.75rem; border-radius: 30px; }
  .manual-input { gap: 5px; }
  .input-group label { font-size: 0.6rem; }
  .input-group input { width: 68px; font-size: 1rem; padding: 8px 8px; border-radius: 8px; }
  .input-sep { font-size: 1.2rem; padding-bottom: 6px; }
  .timer-card { padding: 20px 12px 18px; gap: 6px; border-radius: 16px; }
  .timer-labels span { font-size: 0.52rem; width: 60px; letter-spacing: 0.1em; }
  .timer-display { font-size: clamp(52px, 16vw, 80px); letter-spacing: 0.02em; }
  .timer-display span { width: 1.9ch; }
  .colon { padding: 0 2px; }
  .time-up-msg { font-size: 1.2rem; }
  .progress-bar-wrap { margin-top: 12px; }
  .controls { gap: 7px; }
  .ctrl-btn { padding: 12px 8px; font-size: 0.82rem; border-radius: 10px; gap: 5px; min-width: 80px; }
}

@media (max-width: 380px) {
  .wrapper { padding: 10px 10px 24px; gap: 10px; }
  .timer-display { font-size: clamp(44px, 14vw, 64px); }
  .quick-btn { padding: 5px 9px; font-size: 0.7rem; }
  .input-group input { width: 60px; font-size: 0.95rem; padding: 7px 6px; }
  .ctrl-btn { padding: 11px 6px; font-size: 0.78rem; }
  .quote-text { font-size: 0.78rem; }
}