/* tema değişkenleri aşağıda */

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'JetBrains Mono', monospace;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(124, 58, 237, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124, 58, 237, 0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: '';
  position: fixed;
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(124,58,237,0.1) 0%, transparent 65%);
  top: -250px; right: -200px;
  pointer-events: none;
  z-index: 0;
}

.orb2 {
  position: fixed;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(0,212,255,0.07) 0%, transparent 65%);
  bottom: -150px; left: -150px;
  pointer-events: none;
  z-index: 0;
}

.container {
  max-width: 760px;
  margin: 0 auto;
  padding: 60px 24px 80px;
  position: relative;
  z-index: 1;
}

/* ── Header ── */
header { margin-bottom: 56px; }

.logo {
  font-family: 'Syne', sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.35em;
  color: var(--accent2);
  text-transform: uppercase;
  margin-bottom: 32px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-dot {
  width: 7px; height: 7px;
  background: var(--accent2);
  border-radius: 50%;
  animation: pulse 2s infinite;
  box-shadow: 0 0 8px rgba(124,58,237,0.6);
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); box-shadow: 0 0 8px rgba(124,58,237,0.6); }
  50% { opacity: 0.5; transform: scale(0.75); box-shadow: 0 0 0 rgba(124,58,237,0); }
}

h1 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(36px, 8vw, 64px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.025em;
  background: linear-gradient(135deg, #fff 30%, rgba(255,255,255,0.45) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
}

.subtitle {
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.04em;
  line-height: 1.8;
}
.subtitle span { color: var(--accent3); }

.stats-bar {
  display: flex;
  gap: 10px;
  margin-top: 28px;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.04em;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 12px;
  transition: border-color 0.2s;
}

.stat:hover { border-color: var(--accent2); }

.stat-icon {
  width: 20px; height: 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
}

/* ── Upload section ── */
.upload-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 40px;
  position: relative;
  overflow: hidden;
  margin-bottom: 20px;
  box-shadow: 0 4px 40px rgba(0,0,0,0.2), 0 1px 0 rgba(255,255,255,0.03) inset;
}

.upload-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(124,58,237,0.06) 0%, transparent 55%);
  pointer-events: none;
}

.drop-zone {
  border: 2px dashed var(--border);
  border-radius: 14px;
  padding: 52px 32px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
}

.drop-zone:hover, .drop-zone.dragover {
  border-color: var(--accent2);
  background: rgba(124, 58, 237, 0.05);
}

.drop-zone.dragover {
  border-color: var(--accent3);
  background: rgba(0, 212, 255, 0.04);
  transform: scale(1.01);
}

.drop-icon { font-size: 40px; margin-bottom: 16px; display: block; filter: drop-shadow(0 0 12px rgba(124,58,237,0.4)); }

.drop-title {
  font-family: 'Syne', sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}

.drop-sub { font-size: 12px; color: var(--muted); line-height: 1.7; }
.drop-sub strong { color: var(--accent3); }

#fileInput { display: none; }

.btn-browse {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--accent2), #9f65f5);
  color: #fff;
  border: none;
  border-radius: 9px;
  padding: 10px 22px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.05em;
  cursor: pointer;
  margin-top: 20px;
  transition: all 0.2s;
  box-shadow: 0 4px 16px rgba(124,58,237,0.3);
}

.btn-browse:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 28px rgba(124,58,237,0.45);
}

/* ── File list ── */
.file-list { display: flex; flex-direction: column; gap: 10px; margin-top: 20px; }

.file-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 16px;
  animation: slideIn 0.3s ease;
  transition: border-color 0.2s;
}

.file-item:hover { border-color: var(--accent2); }

@keyframes slideIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.file-icon {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--accent2), #9f65f5);
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
  box-shadow: 0 2px 10px rgba(124,58,237,0.3);
}

.file-info { flex: 1; min-width: 0; }

.file-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.file-meta { font-size: 11px; color: var(--muted); margin-top: 2px; }

.file-progress {
  height: 2px;
  background: var(--border);
  border-radius: 2px;
  margin-top: 6px;
  overflow: hidden;
}

.file-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent2), var(--accent3));
  border-radius: 2px;
  width: 0%;
  transition: width 0.3s ease;
}

.file-remove {
  background: none;
  border: 1px solid var(--border);
  color: var(--muted);
  width: 28px; height: 28px;
  border-radius: 7px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  transition: all 0.2s;
  flex-shrink: 0;
}

.file-remove:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(255,60,95,0.1);
}

.files-counter { font-size: 11px; color: var(--muted); text-align: right; margin-top: 12px; letter-spacing: 0.05em; }
.files-counter span { color: var(--accent3); }

.error-banner {
  background: rgba(255,60,95,0.08);
  border: 1px solid rgba(255,60,95,0.25);
  border-radius: 10px;
  padding: 12px 16px;
  font-size: 12px;
  color: var(--accent);
  display: none;
  margin-top: 12px;
  letter-spacing: 0.03em;
}

/* ── Upload button ── */
.btn-upload {
  width: 100%;
  padding: 16px;
  background: linear-gradient(135deg, var(--accent2), #8b5cf6, #7c3aed);
  background-size: 200% 100%;
  background-position: 0% 0%;
  border: none;
  border-radius: 12px;
  color: #fff;
  font-family: 'Syne', sans-serif;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
  margin-top: 20px;
  box-shadow: 0 4px 24px rgba(124,58,237,0.35);
}

.btn-upload::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.12), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.btn-upload:hover:not(:disabled)::before { opacity: 1; }
.btn-upload:hover:not(:disabled) { transform: translateY(-2px); box-shadow: 0 12px 40px rgba(124,58,237,0.5); }
.btn-upload:disabled { opacity: 0.35; cursor: not-allowed; transform: none; box-shadow: none; }

/* ── Upload progress ── */
.upload-progress { display: none; margin-top: 16px; }

.upload-progress-bar-wrap {
  height: 4px;
  background: var(--border);
  border-radius: 4px;
  overflow: hidden;
}

.upload-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent2), var(--accent3));
  border-radius: 4px;
  width: 0%;
  transition: width 0.2s ease;
}

.upload-progress-text { font-size: 11px; color: var(--muted); margin-top: 8px; letter-spacing: 0.05em; }

/* ── Timer ── */
.timer-box {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  box-shadow: 0 2px 16px rgba(0,0,0,0.1);
}

.timer-icon { font-size: 24px; flex-shrink: 0; }

.timer-info { flex: 1; }

.timer-label { font-size: 10px; color: var(--muted); letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 4px; }

.timer-countdown {
  font-family: 'Syne', sans-serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--warning);
  letter-spacing: 0.05em;
}

.timer-bar-wrap { height: 3px; background: var(--border); border-radius: 3px; margin-top: 8px; overflow: hidden; }
.timer-bar { height: 100%; background: linear-gradient(90deg, var(--success), var(--warning)); border-radius: 3px; width: 100%; transition: width 1s linear; }

/* ── Share link ── */
.share-link-wrap { display: flex; gap: 8px; margin-bottom: 16px; }

.share-link-input {
  flex: 1;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 12px 14px;
  color: var(--accent3);
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  outline: none;
  transition: border-color 0.2s;
}

.share-link-input:focus { border-color: var(--accent3); }

.btn-copy {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 12px 16px;
  color: var(--text);
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
}

.btn-copy:hover, .btn-copy.copied {
  background: rgba(0,229,160,0.08);
  border-color: var(--success);
  color: var(--success);
}

/* ── Email ── */
.email-input {
  width: 100%;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 12px 14px;
  color: var(--text);
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  outline: none;
  transition: border-color 0.2s;
  margin-bottom: 10px;
}

.email-input::placeholder { color: var(--muted); }
.email-input:focus { border-color: var(--accent2); }

.btn-send {
  background: linear-gradient(135deg, var(--accent2), #9f65f5);
  border: none;
  border-radius: 9px;
  padding: 12px 20px;
  color: #fff;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  justify-content: center;
  box-shadow: 0 2px 12px rgba(124,58,237,0.25);
}

.btn-send:hover:not(:disabled) { transform: translateY(-1px); box-shadow: 0 6px 24px rgba(124,58,237,0.45); }
.btn-send:disabled { opacity: 0.5; cursor: not-allowed; }

.email-toast {
  font-size: 11px;
  margin-top: 10px;
  display: none;
  padding: 8px 12px;
  border-radius: 8px;
  letter-spacing: 0.03em;
}
.email-toast.success { background: rgba(0,229,160,0.08); border: 1px solid rgba(0,229,160,0.2); color: var(--success); display: block; }
.email-toast.error { background: rgba(255,60,95,0.08); border: 1px solid rgba(255,60,95,0.2); color: var(--accent); display: block; }

/* ── QR ── */
.qr-box {
  background: #fff;
  border-radius: 12px;
  padding: 12px;
  width: 140px; height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
}

#qrcode canvas, #qrcode img { width: 116px !important; height: 116px !important; }

/* ── New share button ── */
.btn-new-share {
  display: block;
  width: 100%;
  padding: 14px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--muted);
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
  margin-top: 24px;
  letter-spacing: 0.05em;
  text-align: center;
  text-decoration: none;
}

.btn-new-share:hover { border-color: var(--accent2); color: var(--accent2); background: rgba(124,58,237,0.05); }

/* ── Section label ── */
.section-label { font-size: 10px; color: var(--muted); letter-spacing: 0.15em; text-transform: uppercase; margin-bottom: 10px; }

/* ── Footer ── */
footer { text-align: center; font-size: 11px; color: var(--muted); margin-top: 48px; letter-spacing: 0.05em; line-height: 2; }

@media (max-width: 600px) {
  .upload-section { padding: 24px; }
  .stats-bar { gap: 8px; }
  .share-link-wrap { flex-direction: column; }
  .timer-box { flex-wrap: wrap; }
}

/* ── Tema Değişkenleri ── */
/* Varsayılan: Aydınlık */
:root,
[data-theme="light"] {
  --bg: #f2f2f8;
  --surface: #ffffff;
  --surface2: #eaeaf4;
  --border: #d2d2ec;
  --accent: #e02040;
  --accent2: #6d28d9;
  --accent3: #0099cc;
  --text: #14141e;
  --muted: #6464a0;
  --success: #00a870;
  --warning: #d97700;
  --grid-color: rgba(109,40,217,0.05);
  --orb1-color: rgba(109,40,217,0.07);
  --orb2-color: rgba(0,153,204,0.06);
}

[data-theme="dark"] {
  --bg: #08080e;
  --surface: #10101a;
  --surface2: #171724;
  --border: #252538;
  --accent: #ff3c5f;
  --accent2: #7c3aed;
  --accent3: #00d4ff;
  --text: #e8e8f2;
  --muted: #5f5f98;
  --success: #00e5a0;
  --warning: #ffb700;
  --grid-color: rgba(124,58,237,0.04);
  --orb1-color: rgba(124,58,237,0.1);
  --orb2-color: rgba(0,212,255,0.07);
}

body::before {
  background-image:
    linear-gradient(var(--grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-color) 1px, transparent 1px) !important;
}

body::after {
  background: radial-gradient(circle, var(--orb1-color) 0%, transparent 65%) !important;
}

.orb2 {
  background: radial-gradient(circle, var(--orb2-color) 0%, transparent 65%) !important;
}

/* Light tema h1 düzelt */
[data-theme="light"] h1 {
  background: linear-gradient(135deg, #14141e 0%, rgba(20,20,30,0.55) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Tema Butonu ── */
.theme-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 1000;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 2px 16px rgba(0,0,0,0.15);
}

.theme-toggle:hover {
  border-color: var(--accent2);
  transform: scale(1.1) rotate(15deg);
  box-shadow: 0 4px 24px rgba(109,40,217,0.25);
}