/* ═══════════════════════════════════════════════════
   BurnBox — koyu tema
   ═══════════════════════════════════════════════════ */

:root {
  --bg: #07090f;
  --bg-2: #0b0e18;
  --panel: rgba(255, 255, 255, 0.028);
  --panel-border: rgba(255, 255, 255, 0.09);
  --text: #e8ecf6;
  --text-dim: #8b93ab;
  --text-faint: #5c6478;
  --cyan: #22d3ee;
  --violet: #a78bfa;
  --violet-deep: #6366f1;
  --green: #34d399;
  --red: #f87171;
  --amber: #fbbf24;
  --mono: 'IBM Plex Mono', 'Cascadia Code', Consolas, monospace;
  --sans: 'Inter', 'Segoe UI', system-ui, sans-serif;
  --display: 'Space Grotesk', 'Segoe UI', system-ui, sans-serif;
}

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

html, body { height: 100%; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

::selection { background: rgba(34, 211, 238, 0.3); }

/* ═══════════ üst bar ═══════════ */

.topbar {
  position: relative; z-index: 5;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding: 14px 26px;
  border-bottom: 1px solid var(--panel-border);
  background: rgba(7, 9, 15, 0.7);
  backdrop-filter: blur(14px);
}

.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo {
  width: 38px; height: 42px; color: var(--cyan);
  filter: drop-shadow(0 0 10px rgba(34, 211, 238, 0.55));
}
.brand h1 {
  font-family: var(--display); font-size: 21px; font-weight: 700; letter-spacing: 0.4px;
}
.brand h1 span {
  background: linear-gradient(90deg, var(--cyan), var(--violet));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.brand p { font-size: 11.5px; color: var(--text-faint); letter-spacing: 0.6px; }

.vault {
  position: relative;
  display: flex; align-items: center; gap: 9px;
  border: 1px solid var(--panel-border); border-radius: 14px;
  padding: 7px 14px 7px 9px;
  background: linear-gradient(135deg, rgba(167,139,250,0.08), rgba(34,211,238,0.05));
}
.vault-icon {
  width: 26px; height: 26px; border-radius: 8px;
  display: grid; place-items: center; font-size: 14px;
  background: rgba(167, 139, 250, 0.15);
  transition: transform 0.3s;
}
.vault-meta { display: flex; align-items: baseline; gap: 5px; font-size: 12px; color: var(--text-dim); }
.vault-meta b { font-family: var(--mono); font-size: 15px; color: var(--text); }
.vault.hit .vault-icon { animation: vaultPop 0.55s cubic-bezier(.2,1.6,.4,1); }
.vault.hit { border-color: rgba(167,139,250,0.5); }
@keyframes vaultPop {
  0% { transform: scale(1); }
  35% { transform: scale(1.35) rotate(-8deg); }
  70% { transform: scale(0.92); }
  100% { transform: scale(1); }
}

/* ═══════════ sahne: ikiye bölünmüş ═══════════ */

.stage {
  position: relative; z-index: 2;
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 58px 1fr;
  gap: 0;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 34px 18px;
  align-items: stretch;
}

.panel {
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 22px;
  background: var(--bg-2);
  padding: 30px 30px 26px;
  display: flex; flex-direction: column;
  position: relative;
}

.panel.shake { animation: shakeX 0.45s ease; }
@keyframes shakeX {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-9px); }
  40% { transform: translateX(8px); }
  60% { transform: translateX(-6px); }
  80% { transform: translateX(4px); }
}

.panel-head { margin-bottom: 22px; }
.panel-head h2 {
  font-family: var(--display); font-size: 26px; font-weight: 700;
  display: flex; align-items: center; gap: 10px;
}
.encrypt-panel .panel-head h2 { color: var(--cyan); }
.decrypt-panel .panel-head h2 { color: var(--violet); }
.panel-head h2 .ico { width: 24px; height: 24px; }
.panel-head p { margin-top: 6px; font-size: 13px; color: var(--text-dim); line-height: 1.5; }

.panel-body { display: flex; flex-direction: column; gap: 14px; flex: 1; }

label.field-label {
  font-size: 12px; font-weight: 600; letter-spacing: 1.2px; text-transform: uppercase;
  color: var(--text-faint);
}

/* metin kutusu */
.msg-wrap { position: relative; }
textarea, input[type="text"] {
  width: 100%;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--panel-border);
  border-radius: 14px;
  color: var(--text);
  font-family: var(--sans);
  font-size: 15px;
  padding: 14px 15px;
  outline: none;
  transition: border-color 0.25s, box-shadow 0.25s;
}
textarea {
  resize: vertical; min-height: 130px; line-height: 1.55;
}
textarea:focus, input[type="text"]:focus {
  border-color: rgba(34, 211, 238, 0.55);
  box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.12);
}
.decrypt-panel textarea:focus, .decrypt-panel input[type="text"]:focus {
  border-color: rgba(167, 139, 250, 0.55);
  box-shadow: 0 0 0 3px rgba(167, 139, 250, 0.12);
}
input[type="text"] { font-family: var(--mono); letter-spacing: 0.5px; }
::placeholder { color: var(--text-faint); }

.char-count {
  position: absolute; right: 12px; bottom: 9px;
  font-family: var(--mono); font-size: 10.5px; color: var(--text-faint);
}
.char-count.over { color: var(--amber); }

.pass-hint {
  display: none; font-size: 11.5px; color: var(--amber); margin-top: -8px;
}
.pass-hint.show { display: block; }

/* okunduktan sonra sil */
.burn-row {
  display: flex; align-items: center; gap: 10px; cursor: pointer;
  font-size: 13.5px; color: var(--text-dim);
  border: 1px dashed var(--panel-border); border-radius: 12px;
  padding: 10px 13px;
  transition: border-color 0.25s, color 0.25s;
}
.burn-row:has(input:checked) {
  border-color: rgba(248, 113, 113, 0.5); color: #fca5a5;
}
.burn-row input { accent-color: var(--red); width: 16px; height: 16px; cursor: pointer; }
.burn-row small { margin-left: auto; color: var(--text-faint); font-size: 11px; }

/* butonlar */
.btn {
  border: none; border-radius: 14px;
  padding: 15px 18px;
  font-family: var(--display); font-size: 15.5px; font-weight: 700; letter-spacing: 0.5px;
  color: #04060c; cursor: pointer;
  display: flex; align-items: center; justify-content: center; gap: 10px;
  transition: transform 0.15s, box-shadow 0.25s, filter 0.25s;
  position: relative; overflow: hidden;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(0.985); }
.btn:disabled { opacity: 0.6; cursor: wait; transform: none; }
.btn-encrypt {
  background: linear-gradient(135deg, #22d3ee, #0ea5e9);
  box-shadow: 0 8px 28px rgba(34, 211, 238, 0.28);
}
.btn-encrypt:hover { box-shadow: 0 10px 34px rgba(34, 211, 238, 0.42); }
.btn-decrypt {
  background: linear-gradient(135deg, #a78bfa, #7c5cf0);
  box-shadow: 0 8px 28px rgba(167, 139, 250, 0.28);
}
.btn-decrypt:hover { box-shadow: 0 10px 34px rgba(167, 139, 250, 0.42); }
.btn .spin {
  width: 15px; height: 15px; border-radius: 50%;
  border: 2.5px solid rgba(4, 6, 12, 0.25); border-top-color: #04060c;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.micro-note {
  margin-top: auto; padding-top: 14px;
  font-size: 11.5px; color: var(--text-faint); line-height: 1.6;
}
.micro-note b { color: var(--text-dim); font-weight: 600; }

/* orta ayraç */
.divider {
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  padding: 0 6px;
}
.divider-line {
  flex: 1; width: 1px;
  background: linear-gradient(180deg, transparent, rgba(255,255,255,0.14) 30%, rgba(255,255,255,0.14) 70%, transparent);
}
.divider-emblem {
  width: 44px; height: 44px; border-radius: 50%;
  display: grid; place-items: center;
  border: 1px solid var(--panel-border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-dim); font-size: 17px;
  box-shadow: 0 0 24px rgba(148, 163, 184, 0.15);
}

/* ═══════════ tarama alanı (Çöz) ═══════════ */

.scan-zone {
  position: relative;
  height: 150px;
  border-radius: 14px;
  border: 1px solid var(--panel-border);
  overflow: hidden;
  display: none;
  background: rgba(0, 0, 0, 0.3);
}
.scan-zone.active { display: block; }
.scan-grid {
  position: absolute; inset: 0;
  background:
    repeating-linear-gradient(0deg, transparent 0 23px, rgba(167,139,250,0.07) 23px 24px),
    repeating-linear-gradient(90deg, transparent 0 23px, rgba(167,139,250,0.07) 23px 24px);
}
.scan-line {
  position: absolute; left: 0; right: 0; top: 0; height: 3px;
  background: linear-gradient(90deg, transparent, var(--violet), transparent);
  box-shadow: 0 0 18px 2px rgba(167, 139, 250, 0.65);
  animation: scanSweep 1.15s ease-in-out infinite alternate;
}
@keyframes scanSweep { from { top: 2%; } to { top: 96%; } }
.scan-status {
  position: absolute; left: 0; right: 0; bottom: 10px;
  text-align: center;
  font-family: var(--mono); font-size: 12px; color: var(--violet);
  display: flex; align-items: center; justify-content: center; gap: 6px;
}
.scan-pct {
  position: absolute; top: 10px; right: 12px;
  font-family: var(--mono); font-size: 12px; color: var(--text-dim);
}
.scan-zone.nomatch { animation: shakeX 0.45s ease; }

/* ═══════════ sonuçlar (Çöz) ═══════════ */

.results { display: flex; flex-direction: column; gap: 14px; }

.no-match {
  border: 1px solid var(--panel-border); border-radius: 16px;
  padding: 26px 20px; text-align: center; color: var(--text-dim);
  animation: rise 0.5s ease;
}
.no-match-icon { font-size: 30px; margin-bottom: 10px; }
.no-match p { font-size: 14px; }
.no-match code {
  display: inline-block; margin-top: 10px;
  font-family: var(--mono); font-size: 11px; color: var(--text-faint);
  background: rgba(0,0,0,0.35); border-radius: 8px; padding: 5px 9px;
}
.no-match .hint { margin-top: 10px; font-size: 12px; color: var(--text-faint); }

.break-stage {
  display: grid; place-items: center; padding: 14px 0;
}
.break-svg { width: 84px; height: 94px; }
.b-shackle {
  transform-origin: 17px 31px;
  transition: transform 0.5s cubic-bezier(.3,1.4,.5,1);
}
.crack {
  stroke-dasharray: 40; stroke-dashoffset: 40; opacity: 0;
  transition: stroke-dashoffset 0.3s ease, opacity 0.05s;
}
.break-stage.shaking .break-svg { animation: shakeX 0.5s ease; }
.break-stage.shaking .break-svg { animation: lockShake 0.5s ease; }
@keyframes lockShake {
  0%, 100% { transform: rotate(0); }
  20% { transform: rotate(-9deg); }
  40% { transform: rotate(8deg); }
  60% { transform: rotate(-6deg); }
  80% { transform: rotate(4deg); }
}
.break-stage.cracking .crack { stroke-dashoffset: 0; opacity: 1; }
.break-stage.cracking .break-svg { filter: drop-shadow(0 0 18px rgba(255,255,255,0.35)); }
.break-stage.opening .b-shackle {
  transform: rotate(-52deg) translate(-2px, 2px);
}
.break-stage.opening .b-body { animation: bodyDrop 0.35s ease forwards; }
@keyframes bodyDrop { to { transform: translateY(7px); } }

.msg-card {
  border: 1px solid rgba(167, 139, 250, 0.35);
  border-radius: 16px;
  background: linear-gradient(150deg, rgba(167,139,250,0.07), rgba(255,255,255,0.02));
  padding: 16px 18px;
  animation: rise 0.5s ease both;
  animation-delay: calc(var(--i, 0) * 120ms);
}
@keyframes rise {
  from { opacity: 0; transform: translateY(16px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.msg-card-head {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  margin-bottom: 10px;
  font-size: 11.5px; color: var(--text-faint);
}
.msg-time { font-family: var(--mono); }
.msg-burn-tag {
  margin-left: auto;
  background: rgba(248, 113, 113, 0.12); color: #fca5a5;
  border: 1px solid rgba(248, 113, 113, 0.3);
  border-radius: 999px; padding: 2px 9px; font-size: 10.5px;
}
.msg-burn-tag.burned { background: rgba(34, 197, 94, 0.12); color: #86efac; border-color: rgba(34,197,94,0.3); }
.msg-text {
  font-size: 15px; line-height: 1.65; white-space: pre-wrap; word-break: break-word;
}
.msg-card-actions { margin-top: 12px; display: flex; justify-content: flex-end; }
.copy-btn {
  background: rgba(255,255,255,0.05); border: 1px solid var(--panel-border);
  color: var(--text-dim); border-radius: 9px; padding: 6px 12px;
  font-size: 12px; cursor: pointer; transition: all 0.2s;
}
.copy-btn:hover { color: var(--text); border-color: rgba(167,139,250,0.5); }

/* ═══════════ hayalet mesaj (kilitlenme animasyonu) ═══════════ */

.ghost-msg {
  position: absolute; inset: 0;
  border-radius: 14px;
  background: rgba(10, 13, 22, 0.97);
  border: 1px solid rgba(34, 211, 238, 0.35);
  color: var(--cyan);
  font-size: 15px; line-height: 1.55;
  padding: 14px 15px;
  z-index: 20;
  white-space: pre-wrap; word-break: break-word;
  overflow: hidden;
  transition: transform 0.32s cubic-bezier(.6,-0.1,.3,1), opacity 0.32s, filter 0.32s;
  font-family: var(--mono);
}
.ghost-msg.collapsed {
  transform: translateY(10px) scale(0.4);
  opacity: 0.1;
  filter: blur(5px);
}
.ghost-msg.lock-mode {
  background: transparent;
  border-color: transparent;
  display: grid; place-items: center;
  transition: none;
  animation: lockPop 0.42s cubic-bezier(.2,1.5,.4,1);
  filter: none; opacity: 1; transform: none;
}
.ghost-msg.lock-mode .lock-svg {
  width: 40px; height: 45px; color: var(--cyan);
  filter: drop-shadow(0 0 14px rgba(34, 211, 238, 0.8));
}
@keyframes lockPop {
  0% { transform: scale(0.4); opacity: 0.2; }
  60% { transform: scale(1.15); }
  100% { transform: scale(1); opacity: 1; }
}

/* uçan kilit */
.flyer {
  position: fixed; z-index: 60; pointer-events: none;
  display: grid; place-items: center;
}
.flyer .lock-svg {
  width: 100%; height: 100%; color: var(--cyan);
  filter: drop-shadow(0 0 16px rgba(34, 211, 238, 0.85));
}

/* parçacıklar */
.particle {
  position: fixed; z-index: 59; pointer-events: none;
  width: 4px; height: 4px; border-radius: 50%;
  animation: particleFly 0.5s ease-out forwards;
}
@keyframes particleFly {
  0% { transform: translate(0, 0) scale(1); opacity: 1; }
  100% { transform: translate(var(--dx), var(--dy)) scale(0); opacity: 0; }
}

/* ═══════════ toast ═══════════ */

.toast {
  position: fixed; left: 50%; bottom: 26px; z-index: 90;
  transform: translate(-50%, 24px);
  background: rgba(13, 16, 26, 0.95);
  border: 1px solid var(--panel-border);
  border-radius: 13px;
  padding: 12px 20px;
  font-size: 13.5px;
  opacity: 0; pointer-events: none;
  transition: opacity 0.35s, transform 0.35s;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.55);
  max-width: min(560px, calc(100vw - 32px));
  text-align: center;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast.success { border-color: rgba(52, 211, 153, 0.5); }
.toast.error { border-color: rgba(248, 113, 113, 0.5); }
.toast.info { border-color: rgba(34, 211, 238, 0.4); }

/* ═══════════ alt bilgi ═══════════ */

footer {
  position: relative; z-index: 2;
  text-align: center;
  font-size: 12px; color: var(--text-faint);
  padding: 16px 20px 20px;
  border-top: 1px solid var(--panel-border);
}
footer b { color: var(--text-dim); }

/* ═══════════ responsive ═══════════ */

@media (max-width: 900px) {
  .stage { grid-template-columns: 1fr; gap: 18px; padding: 18px 14px 26px; }
  .divider { display: none; }
  .topbar { flex-wrap: wrap; padding: 12px 16px; }
}