/* ===================================================
   อยาก ลอย กะ เทอว์ - ศฝร.ภ.7 ลอยกระทงออนไลน์ (Pixel Theme)
   =================================================== */

:root {
  --color-bg-dark: #070919;
  --color-sky-top: #0a0e2a;
  --color-sky-mid: #141c47;
  --color-sky-bottom: #2b1f47;
  --color-water-deep: #091226;
  --color-water-surface: #10254c;
  
  /* Company Colors */
  --c-r1: #38bdf8;        /* ฟ้า กองร้อย 1 */
  --c-r1-glow: rgba(56, 189, 248, 0.4);
  --c-r2: #facc15;        /* เหลือง กองร้อย 2 */
  --c-r2-glow: rgba(250, 204, 21, 0.4);
  --c-r3: #c084fc;        /* ม่วง กองร้อย 3 */
  --c-r3-glow: rgba(192, 132, 252, 0.4);
  --c-r4: #4ade80;        /* เขียว กองร้อย 4 */
  --c-r4-glow: rgba(74, 222, 128, 0.4);
  --c-teacher: #f43f5e;   /* แดง คุณครู */
  --c-teacher-glow: rgba(244, 63, 94, 0.4);

  --font-pixel: 'Press Start 2P', monospace;
  --font-thai: 'Prompt', -apple-system, BlinkMacSystemFont, sans-serif;
  --border-pixel-width: 4px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  user-select: none;
  -webkit-user-select: none;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background-color: var(--color-bg-dark);
  font-family: var(--font-thai);
  color: #f1f5f9;
}

/* Canvas fills the screen */
#river-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  cursor: pointer;
}

/* Top Navigation Bar */
.top-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 16px;
  background: linear-gradient(180deg, rgba(7, 9, 25, 0.92) 0%, rgba(7, 9, 25, 0.6) 75%, transparent 100%);
  backdrop-filter: blur(4px);
  border-bottom: 2px solid rgba(255, 255, 255, 0.1);
}

.brand-zone {
  text-align: center;
  margin-bottom: 8px;
}

.pixel-badge {
  display: inline-block;
  font-family: var(--font-pixel);
  font-size: 9px;
  background: #ffcc00;
  color: #1a1a2e;
  padding: 2px 8px;
  border-radius: 2px;
  box-shadow: 2px 2px 0 #000;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.main-title {
  font-size: 24px;
  font-weight: 900;
  letter-spacing: 1px;
  line-height: 1.2;
  text-shadow: 2px 2px 0 #000, -2px -2px 0 #000, 2px -2px 0 #000, -2px 2px 0 #000;
}

.pixel-text {
  display: inline-block;
  transition: transform 0.2s ease;
}

.neon-pink { color: #ff6090; text-shadow: 0 0 8px rgba(255, 96, 144, 0.6); }
.neon-cyan { color: #38bdf8; text-shadow: 0 0 8px rgba(56, 189, 248, 0.6); }
.neon-yellow { color: #facc15; text-shadow: 0 0 8px rgba(250, 204, 21, 0.6); }
.neon-white { color: #ffffff; text-shadow: 0 0 8px rgba(255, 255, 255, 0.6); }

.sub-title {
  font-size: 12px;
  font-weight: 400;
  color: #cbd5e1;
  opacity: 0.9;
  margin-top: 2px;
}

/* Controls & Filter Bar */
.nav-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  max-width: 900px;
}

.filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  justify-content: center;
}

.filter-btn {
  font-family: var(--font-thai);
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  background: #1e293b;
  color: #94a3b8;
  border: 2px solid #334155;
  box-shadow: 2px 2px 0 #0f172a;
  cursor: pointer;
  border-radius: 4px;
  transition: all 0.15s ease;
}

.filter-btn:hover {
  background: #334155;
  color: #fff;
}

.filter-btn.active {
  background: #f8fafc;
  color: #0f172a;
  border-color: #fff;
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.5);
}

.filter-btn.company-1.active { background: var(--c-r1); border-color: var(--c-r1); color: #022c43; }
.filter-btn.company-2.active { background: var(--c-r2); border-color: var(--c-r2); color: #422006; }
.filter-btn.company-3.active { background: var(--c-r3); border-color: var(--c-r3); color: #3b0764; }
.filter-btn.company-4.active { background: var(--c-r4); border-color: var(--c-r4); color: #052e16; }
.filter-btn.teacher.active { background: var(--c-teacher); border-color: var(--c-teacher); color: #fff; }

.action-buttons {
  display: flex;
  gap: 6px;
  align-items: center;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-thai);
  font-size: 11px;
  font-weight: 600;
  padding: 4px 8px;
  background: #1e293b;
  color: #e2e8f0;
  border: 2px solid #475569;
  border-radius: 4px;
  cursor: pointer;
  box-shadow: 2px 2px 0 #000;
  transition: transform 0.1s active, background 0.2s;
}

.icon-btn:hover {
  background: #334155;
}

.icon-btn:active {
  transform: translate(2px, 2px);
  box-shadow: 0 0 0 #000;
}

.icon-btn.highlight {
  background: #7c3aed;
  border-color: #a78bfa;
}

/* Legend Bar */
.legend-bar {
  position: fixed;
  top: 96px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9;
  display: flex;
  gap: 12px;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(4px);
  padding: 4px 12px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 11px;
  color: #cbd5e1;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 5px;
}

.color-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 6px currentColor;
}

.dot-r1 { background: var(--c-r1); color: var(--c-r1); }
.dot-r2 { background: var(--c-r2); color: var(--c-r2); }
.dot-r3 { background: var(--c-r3); color: var(--c-r3); }
.dot-r4 { background: var(--c-r4); color: var(--c-r4); }
.dot-teacher { background: var(--c-teacher); color: var(--c-teacher); }

/* Bottom Floating Call to Action */
.bottom-action-dock {
  position: fixed;
  bottom: 20px;
  left: 0;
  right: 0;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  pointer-events: none;
}

.pixel-launch-btn {
  pointer-events: auto;
  font-family: var(--font-thai);
  font-size: 18px;
  font-weight: 700;
  color: #0f172a;
  background: linear-gradient(180deg, #fef08a 0%, #eab308 100%);
  border: 3px solid #ffffff;
  padding: 12px 28px;
  border-radius: 30px;
  box-shadow: 0 0 20px rgba(234, 179, 8, 0.6), 0 8px 0 #854d0e, 0 12px 10px rgba(0,0,0,0.5);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: transform 0.1s ease, box-shadow 0.1s ease;
  animation: pulse-bounce 2.5s infinite ease-in-out;
}

.pixel-launch-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 25px rgba(254, 240, 138, 0.8), 0 10px 0 #854d0e;
}

.pixel-launch-btn:active {
  transform: translateY(6px);
  box-shadow: 0 0 15px rgba(234, 179, 8, 0.6), 0 2px 0 #854d0e;
}

@keyframes pulse-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

.sparkle-anim {
  font-size: 22px;
  animation: spin-glow 3s infinite linear;
}

@keyframes spin-glow {
  0% { transform: scale(1) rotate(0deg); }
  50% { transform: scale(1.3) rotate(180deg); }
  100% { transform: scale(1) rotate(360deg); }
}

.hint-text {
  pointer-events: auto;
  margin-top: 8px;
  font-size: 12px;
  color: #e2e8f0;
  background: rgba(0, 0, 0, 0.6);
  padding: 3px 12px;
  border-radius: 12px;
  text-shadow: 1px 1px 2px #000;
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 100;
  background: rgba(4, 7, 19, 0.85);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 1;
  transition: opacity 0.25s ease;
}

.modal-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

.pixel-modal {
  width: 100%;
  max-width: 540px;
  background: #0f172a;
  border: 4px solid #facc15;
  box-shadow: 0 0 25px rgba(250, 204, 21, 0.3), 8px 8px 0 #000000;
  border-radius: 8px;
  overflow: hidden;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  animation: modal-pop 0.2s cubic-bezier(0.18, 0.89, 0.32, 1.28);
}

.pixel-modal.compact {
  max-width: 440px;
}

@keyframes modal-pop {
  0% { transform: scale(0.92); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.modal-header {
  background: #1e293b;
  padding: 12px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 3px solid #334155;
}

.modal-title {
  font-family: var(--font-thai);
  font-size: 16px;
  font-weight: 700;
  color: #facc15;
  display: flex;
  align-items: center;
  gap: 8px;
}

.close-x {
  background: transparent;
  border: none;
  color: #94a3b8;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 4px;
  transition: all 0.2s;
}

.close-x:hover {
  color: #f43f5e;
  background: rgba(244, 63, 94, 0.1);
}

.modal-body {
  padding: 16px;
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  padding: 12px 16px;
  background: #1e293b;
  border-top: 3px solid #334155;
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

/* Forms in Modal */
.form-section {
  margin-bottom: 14px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: #e2e8f0;
  margin-bottom: 6px;
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background: #38bdf8;
  color: #0f172a;
  border-radius: 50%;
  font-size: 11px;
  font-weight: 800;
  margin-right: 4px;
}

/* Company Radio Selector Cards */
.company-selector {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(95px, 1fr));
  gap: 6px;
}

.company-card {
  position: relative;
  cursor: pointer;
}

.company-card input {
  position: absolute;
  opacity: 0;
}

.card-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px 4px;
  background: #1e293b;
  border: 2px solid #334155;
  border-radius: 6px;
  text-align: center;
  transition: all 0.2s;
}

.color-badge {
  width: 18px;
  height: 18px;
  border-radius: 4px;
  margin-bottom: 4px;
  box-shadow: 0 0 6px currentColor;
}

.color-badge.blue { background: var(--c-r1); color: var(--c-r1); }
.color-badge.yellow { background: var(--c-r2); color: var(--c-r2); }
.color-badge.purple { background: var(--c-r3); color: var(--c-r3); }
.color-badge.green { background: var(--c-r4); color: var(--c-r4); }
.color-badge.red { background: var(--c-teacher); color: var(--c-teacher); }

.c-title {
  font-size: 11px;
  font-weight: 700;
  color: #f1f5f9;
  line-height: 1.2;
}

.c-desc {
  font-size: 9px;
  color: #94a3b8;
  margin-top: 2px;
}

.company-card input:checked + .card-inner {
  transform: translateY(-2px);
  box-shadow: 0 0 10px rgba(255, 255, 255, 0.4);
}

.company-card.c-r1 input:checked + .card-inner { border-color: var(--c-r1); background: rgba(56, 189, 248, 0.2); }
.company-card.c-r2 input:checked + .card-inner { border-color: var(--c-r2); background: rgba(250, 204, 21, 0.2); }
.company-card.c-r3 input:checked + .card-inner { border-color: var(--c-r3); background: rgba(192, 132, 252, 0.2); }
.company-card.c-r4 input:checked + .card-inner { border-color: var(--c-r4); background: rgba(74, 222, 128, 0.2); }
.company-card.c-teacher input:checked + .card-inner { border-color: var(--c-teacher); background: rgba(244, 63, 94, 0.2); }

/* Inputs */
input[type="text"], textarea {
  width: 100%;
  background: #020617;
  border: 2px solid #334155;
  border-radius: 6px;
  padding: 8px 12px;
  color: #f8fafc;
  font-family: var(--font-thai);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

input[type="text"]:focus, textarea:focus {
  border-color: #38bdf8;
  box-shadow: 0 0 8px rgba(56, 189, 248, 0.4);
}

.quick-wishes {
  margin-top: 8px;
}

.quick-title {
  display: block;
  font-size: 11px;
  color: #94a3b8;
  margin-bottom: 4px;
}

.tags-container {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.wish-tag {
  background: #1e293b;
  border: 1px solid #334155;
  color: #cbd5e1;
  font-family: var(--font-thai);
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s;
}

.wish-tag:hover {
  background: #334155;
  color: #facc15;
  border-color: #facc15;
}

/* Preview Box */
.preview-box {
  background: #020617;
  border: 2px dashed #334155;
  border-radius: 6px;
  padding: 10px;
  text-align: center;
  margin-top: 10px;
}

.preview-header {
  font-size: 11px;
  color: #94a3b8;
  margin-bottom: 8px;
}

.preview-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 85px;
}

.preview-nametag {
  margin-top: 4px;
  background: rgba(15, 23, 42, 0.9);
  color: #f8fafc;
  border: 1px solid #94a3b8;
  border-radius: 4px;
  padding: 2px 8px;
  font-size: 11px;
  font-weight: 600;
  box-shadow: 0 2px 4px rgba(0,0,0,0.4);
}

/* Buttons */
.btn-secondary {
  background: #334155;
  color: #cbd5e1;
  border: 2px solid #475569;
  border-radius: 6px;
  padding: 8px 16px;
  font-family: var(--font-thai);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.btn-primary-pixel {
  background: linear-gradient(180deg, #38bdf8 0%, #0284c7 100%);
  color: #ffffff;
  border: 2px solid #bae6fd;
  border-radius: 6px;
  padding: 8px 20px;
  font-family: var(--font-thai);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 0 #0369a1, 0 6px 10px rgba(0,0,0,0.4);
  transition: transform 0.1s;
}

.btn-primary-pixel:hover {
  background: linear-gradient(180deg, #7dd3fc 0%, #0369a1 100%);
}

.btn-primary-pixel:active {
  transform: translateY(2px);
  box-shadow: 0 2px 0 #0369a1;
}

/* Inspection Modal Specifics */
.text-center { text-align: center; }

.badge-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 12px;
  margin: 8px 0 4px;
}

.inspect-name {
  font-size: 18px;
  font-weight: 700;
  color: #f8fafc;
  margin-bottom: 10px;
}

.wish-quote-card {
  position: relative;
  background: #1e293b;
  border-left: 4px solid #facc15;
  border-radius: 4px;
  padding: 12px 16px;
  margin: 10px 0;
  text-align: left;
}

.quote-mark {
  color: #facc15;
  font-size: 20px;
  font-family: serif;
}

.quote-mark.right {
  float: right;
}

.wish-text {
  font-size: 14px;
  color: #e2e8f0;
  line-height: 1.5;
  word-break: break-word;
}

.inspect-meta {
  font-size: 11px;
  color: #94a3b8;
  margin-bottom: 14px;
}

.like-pixel-btn {
  background: linear-gradient(180deg, #fb7185 0%, #e11d48 100%);
  color: #fff;
  border: 2px solid #fecdd3;
  padding: 8px 24px;
  border-radius: 20px;
  font-family: var(--font-thai);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 0 #9f1239, 0 4px 10px rgba(225, 29, 72, 0.4);
  transition: transform 0.1s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.like-pixel-btn:active {
  transform: translateY(2px);
  box-shadow: 0 2px 0 #9f1239;
}

.like-counter {
  background: rgba(0, 0, 0, 0.25);
  padding: 1px 8px;
  border-radius: 10px;
  font-size: 12px;
}

/* Help Content */
.help-content {
  font-size: 13px;
  line-height: 1.6;
  color: #cbd5e1;
}

.help-content h3 {
  color: #facc15;
  font-size: 15px;
  margin-bottom: 6px;
}

.help-section {
  background: #1e293b;
  padding: 10px 12px;
  border-radius: 6px;
  margin-top: 10px;
}

.help-section h4 {
  color: #38bdf8;
  margin-bottom: 4px;
  font-size: 13px;
}

.help-section ul {
  list-style: none;
  padding-left: 4px;
}

/* Toast */
.pixel-toast {
  position: fixed;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%);
  background: #0f172a;
  color: #facc15;
  border: 2px solid #facc15;
  box-shadow: 4px 4px 0 #000;
  padding: 8px 18px;
  font-size: 13px;
  font-weight: 600;
  border-radius: 4px;
  z-index: 1000;
  pointer-events: none;
  animation: toast-in 0.3s ease;
}

.pixel-toast.hidden { display: none; }

@keyframes toast-in {
  0% { transform: translate(-50%, 15px); opacity: 0; }
  100% { transform: translate(-50%, 0); opacity: 1; }
}

/* Media Queries */
@media (max-width: 600px) {
  .top-nav {
    padding: 6px 10px;
  }
  .main-title {
    font-size: 18px;
  }
  .sub-title {
    font-size: 10px;
  }
  .legend-bar {
    top: 86px;
    gap: 8px;
    font-size: 9px;
    padding: 3px 8px;
  }
  .pixel-launch-btn {
    font-size: 15px;
    padding: 10px 20px;
  }
  .filter-btn {
    font-size: 10px;
    padding: 3px 6px;
  }
}