/* =========================
   HOLIDAY TWIN PORTRAIT STUDIO STYLES
   ========================= */

:root {
  --bg: #021710;
  --panel: #0b2920;
  --panel-soft: #12352a;
  --accent: #f5c868;
  --accent-soft: rgba(245, 200, 104, 0.12);
  --text-main: #f8f4ec;
  --text-muted: #a6b6aa;
  --border: #234337;
  --shadow-soft: 0 18px 45px rgba(0, 0, 0, 0.7);
}

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

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
}

/* =========================
   BODY & BACKGROUND
   ========================= */

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
    "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #0c3b2a 0, #021710 50%, #000 100%);
  color: var(--text-main);
  min-height: 100vh;
}

/* =========================
   HEADER
   ========================= */

header {
  text-align: center;
  padding: 24px 16px 10px;
}

header h1 {
  margin: 0;
  font-size: 2rem;
  letter-spacing: 0.06em;
}

header p {
  margin: 6px 0 0;
  font-size: 0.95rem;
  color: var(--text-muted);
}

/* =========================
   MAIN LAYOUT
   ========================= */

main {
  max-width: 1220px;
  margin: 0 auto 40px;
  padding: 12px 16px 32px;
  display: flex;
  gap: 24px;
  align-items: flex-start;
}

/* Left panel – controls */

#controls {
  background: var(--panel);
  border-radius: 18px;
  padding: 18px 18px 20px;
  width: 340px;
  max-width: 100%;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
}

#controls h2 {
  margin: 0 0 14px;
  font-size: 1.1rem;
}

/* Upload note */

.upload-note {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 6px;
}

/* labels */

.label-title {
  display: block;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: 14px;
  margin-bottom: 4px;
}

/* form controls */

#controls input[type="file"],
#controls select {
  width: 100%;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--panel-soft);
  color: var(--text-main);
  font-size: 0.9rem;
  outline: none;
}

#controls input[type="file"]::-webkit-file-upload-button {
  background: var(--accent);
  border: none;
  color: #221400;
  padding: 6px 10px;
  margin-right: 10px;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
}

#controls select:focus,
#controls input[type="file"]:focus-visible {
  border-color: var(--accent);
}

/* Generate button */

#generateBtn {
  margin-top: 18px;
  width: 100%;
  padding: 11px 14px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 600;
  background: linear-gradient(135deg, var(--accent), #ffe39c);
  color: #1c1303;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.55);
  transition: transform 0.08s ease-out, box-shadow 0.08s ease-out,
    filter 0.08s ease-out;
}

#generateBtn:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.7);
  filter: brightness(1.02);
}

#generateBtn:active {
  transform: translateY(0);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.6);
}

/* =========================
   RESULTS PANEL
   ========================= */

#results {
  flex: 1;
  min-width: 0;
  background: radial-gradient(circle at top left, #143528 0, #021710 65%);
  border-radius: 22px;
  padding: 20px 20px 22px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
}

#results h2 {
  margin: 0 0 6px;
  font-size: 1.2rem;
}

#status {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* =========================
   PORTRAIT GRID
   ========================= */

#portraitGrid {
  margin-top: 14px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

#portraitGrid img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.7);
  background: #000;
  display: block;
}

/* =========================
   CREDIT BAR - FIXED BOTTOM-LEFT
   ========================= */

.credit-bar {
  position: fixed;
  bottom: 20px;
  left: 20px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px 18px;
  min-width: 180px;
  max-width: 220px;
  z-index: 1000;
  box-shadow: var(--shadow-soft);
}

.credit-label {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 6px;
  display: block;
}

.credit-amount {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 12px;
  display: block;
}

.buy-credits-btn {
  width: 100%;
  padding: 9px 12px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  background: linear-gradient(135deg, var(--accent), #ffe39c);
  color: #1c1303;
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.4);
  transition: transform 0.1s ease, box-shadow 0.1s ease, filter 0.1s ease;
}

.buy-credits-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.55);
  filter: brightness(1.05);
}

.buy-credits-btn:active {
  transform: translateY(0);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
}

/* Hidden credit message */
#credit-message {
  display: none;
}

/* =========================
   24-HOUR PASS BANNER - TOP RIGHT (IMPROVED DESIGN)
   ========================= */

.pass-banner {
  position: fixed;
  top: 20px;
  right: 20px;
  background: linear-gradient(135deg, var(--accent) 0%, #ffe39c 100%);
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 16px;
  padding: 18px 24px;
  z-index: 1000;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.6), 
              0 0 0 1px rgba(255, 255, 255, 0.1) inset;
  min-width: 220px;
  animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% {
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.6), 
                0 0 0 1px rgba(255, 255, 255, 0.1) inset,
                0 0 20px rgba(245, 200, 104, 0.3);
  }
  50% {
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.6), 
                0 0 0 1px rgba(255, 255, 255, 0.1) inset,
                0 0 30px rgba(245, 200, 104, 0.5);
  }
}

.pass-banner.hidden {
  display: none;
}

.pass-banner-title {
  color: #1c1303;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.pass-banner-title::before {
  content: "⏱️";
  font-size: 1rem;
}

.pass-timer {
  color: #1c1303;
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1;
  text-align: center;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}

/* =========================
   POPUP MODALS - FULL SCREEN CENTER
   ========================= */

.popup {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.75);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 2000;
}

.popup.hidden {
  display: none !important;
}

.popup-content {
  background: var(--panel);
  padding: 28px 24px;
  border-radius: 16px;
  max-width: 380px;
  width: 90%;
  text-align: center;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7);
  border: 1px solid var(--border);
  color: var(--text-main);
}

.popup-content h2 {
  margin: 0 0 10px;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent);
}

.popup-content p {
  margin: 0 0 20px;
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Package grid for credit buttons */
.package-grid {
  display: grid;
  gap: 10px;
  margin-bottom: 16px;
}

.popup-content button[data-package] {
  width: 100%;
  padding: 12px 16px;
  border-radius: 12px;
  border: none;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  background: linear-gradient(135deg, var(--accent), #ffe39c);
  color: #1c1303;
  transition: transform 0.1s ease, box-shadow 0.1s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.popup-content button[data-package]:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

/* Close button and Buy Now button */
.close-btn,
.buy-now-btn {
  width: 100%;
  padding: 10px 16px;
  border-radius: 12px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.1s ease, box-shadow 0.1s ease;
  margin-top: 8px;
}

.close-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
}

.close-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.buy-now-btn {
  background: linear-gradient(135deg, var(--accent), #ffe39c);
  border: none;
  color: #1c1303;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  margin-bottom: 8px;
}

.buy-now-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

/* =========================
   RESPONSIVE
   ========================= */

@media (max-width: 900px) {
  main {
    flex-direction: column;
  }

  #controls {
    width: 100%;
    max-width: 420px;
    margin: 0 auto;
  }

  #results {
    width: 100%;
  }

  .credit-bar {
    bottom: 10px;
    left: 10px;
    right: 10px;
    max-width: none;
  }

  .pass-banner {
    top: 10px;
    right: 10px;
    left: 10px;
  }
}

@media (max-width: 600px) {
  header h1 {
    font-size: 1.6rem;
  }

  #portraitGrid {
    grid-template-columns: 1fr;
  }

  .credit-amount {
    font-size: 2rem;
  }
}