/* ==========================================================================
   HSKI 2027 - MODUL 2: WHATSAPP & AI DECISION SIMULATOR STYLESHEET
   Full Responsive, Clean Modern, High Contrast, and Ultra-Readable
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@500;600;700;800&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
  /* Color System */
  --bg-main: #f1f5f9;
  --bg-card: #ffffff;
  --bg-subtle: #f8fafc;
  
  /* Text Contrast System */
  --text-main: #0f172a;       /* Slate 900 - Ultra High Contrast */
  --text-muted: #334155;      /* Slate 700 - Sharp & Readable */
  --text-light: #64748b;      /* Slate 500 */
  --text-white: #ffffff;

  /* WhatsApp Brand Colors */
  --wa-teal-dark: #075e54;
  --wa-teal: #128c7e;
  --wa-green: #25d366;
  --wa-green-hover: #1ebd58;
  --wa-chat-bg: #eae6df;
  --wa-bubble-in: #ffffff;
  --wa-bubble-out: #dcf8c6;
  --wa-bubble-out-text: #064e3b;

  /* Action & Status Accents (Deep & Vivid for Readability) */
  --accent-blue: #1d4ed8;
  --accent-blue-subtle: #eff6ff;
  --accent-green: #047857;
  --accent-green-subtle: #ecfdf5;
  --accent-amber: #b45309;
  --accent-amber-subtle: #fffbeb;
  --accent-rose: #be123c;
  --accent-rose-subtle: #fff1f2;
  --accent-indigo: #4338ca;
  --accent-indigo-subtle: #eef2ff;

  /* Borders & Shadows */
  --border-color: #cbd5e1;
  --border-light: #e2e8f0;
  --shadow-sm: 0 2px 6px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 8px 20px -4px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 16px 36px -6px rgba(15, 23, 42, 0.12);

  /* Typography */
  --font-title: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Top Navigation Bar */
.top-nav {
  background: #ffffff;
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: var(--shadow-sm);
}

.nav-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0.85rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.brand-badge {
  background: linear-gradient(135deg, var(--wa-teal), var(--wa-teal-dark));
  color: #ffffff;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 0.95rem;
  padding: 0.4rem 0.65rem;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(18, 140, 126, 0.3);
}

.brand-title h1 {
  font-family: var(--font-title);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.2;
}

.brand-title span {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 600;
}

.module-links {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.mod-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.85rem;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--text-muted);
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  transition: all 0.2s ease;
}

.mod-link:hover {
  color: var(--accent-blue);
  border-color: var(--accent-blue);
  background: var(--accent-blue-subtle);
}

.mod-link.active {
  background: #eff6ff;
  color: var(--accent-blue);
  border-color: #bfdbfe;
}

.mod-badge-next {
  font-size: 0.75rem;
  font-weight: 700;
  background: #ecfdf5;
  color: #047857;
  border: 1px solid #a7f3d0;
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
}

.nav-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--text-main);
  background: #f8fafc;
  padding: 0.4rem 0.85rem;
  border-radius: 20px;
  border: 1px solid var(--border-color);
}

.live-dot {
  width: 9px;
  height: 9px;
  background-color: var(--wa-green);
  border-radius: 50%;
  animation: pulse 1.8s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
  70% { transform: scale(1.05); box-shadow: 0 0 0 7px rgba(37, 211, 102, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* Mobile Tabs Switcher */
.mobile-tabs-bar {
  display: none;
  background: #ffffff;
  border-bottom: 1px solid var(--border-color);
  padding: 0.5rem 1rem;
  gap: 0.5rem;
  position: sticky;
  top: 61px;
  z-index: 40;
}

.tab-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.6rem 0.8rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: var(--bg-subtle);
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}

.tab-btn.active {
  background: var(--wa-teal);
  color: #ffffff;
  border-color: var(--wa-teal);
}

/* Main Layout (2 Columns) */
.main-layout {
  max-width: 1440px;
  margin: 1.5rem auto;
  padding: 0 1.25rem 2rem;
  display: grid;
  grid-template-columns: 460px 1fr;
  gap: 1.75rem;
  align-items: start;
}

/* ==========================================================================
   LEFT COLUMN: WhatsApp Chat Mockup
   ========================================================================== */
.phone-frame {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  height: calc(100vh - 120px);
  min-height: 640px;
  max-height: 820px;
  position: sticky;
  top: 80px;
}

.wa-header {
  background: var(--wa-teal);
  color: #ffffff;
  padding: 0.85rem 1.15rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}

.wa-contact-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.wa-avatar-box {
  width: 44px;
  height: 44px;
  background: var(--wa-teal-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid rgba(255,255,255,0.4);
}

.wa-contact-name {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: 0.2px;
}

.wa-verified-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  background: var(--wa-green);
  border-radius: 50%;
}

.wa-contact-status {
  font-size: 0.76rem;
  color: #e2e8f0;
  font-weight: 500;
}

.wa-icon-btn {
  background: rgba(255,255,255,0.15);
  border: none;
  color: #ffffff;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s;
}

.wa-icon-btn:hover {
  background: rgba(255,255,255,0.28);
}

/* Chat Body */
.wa-chat-body {
  flex: 1;
  background-color: var(--wa-chat-bg);
  background-image: radial-gradient(#d1d5db 0.75px, transparent 0.75px);
  background-size: 14px 14px;
  padding: 1.25rem 1rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.chat-date-pill {
  align-self: center;
  background: rgba(255,255,255,0.92);
  color: var(--text-muted);
  font-size: 0.74rem;
  font-weight: 800;
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  letter-spacing: 0.5px;
  margin-bottom: 0.5rem;
}

/* Message Bubbles (High Contrast & Clear Typography) */
.msg-bubble {
  max-width: 86%;
  padding: 0.65rem 0.85rem;
  border-radius: 12px;
  font-size: 0.9rem;
  position: relative;
  box-shadow: 0 1.5px 3px rgba(0,0,0,0.12);
  line-height: 1.5;
  word-wrap: break-word;
}

.msg-incoming {
  align-self: flex-start;
  background: var(--wa-bubble-in);
  color: var(--text-main);
  border-top-left-radius: 3px;
}

.msg-outgoing {
  align-self: flex-end;
  background: var(--wa-bubble-out);
  color: var(--wa-bubble-out-text);
  border-top-right-radius: 3px;
}

.msg-sender {
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--wa-teal);
  margin-bottom: 0.25rem;
}

.msg-bubble-photo {
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 0.45rem;
  background: #000000;
  max-height: 220px;
}

.msg-bubble-photo img {
  width: 100%;
  max-height: 220px;
  object-fit: cover;
  display: block;
}

.msg-caption {
  font-size: 0.9rem;
  font-weight: 600;
  color: #0f172a;
}

.msg-time {
  font-size: 0.7rem;
  color: var(--text-light);
  text-align: right;
  margin-top: 0.35rem;
}

/* AI Status Badge inside Bubble */
.ai-reply-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.76rem;
  font-weight: 800;
  padding: 0.25rem 0.55rem;
  border-radius: 6px;
  margin-top: 0.45rem;
}

.badge-approved-box {
  background: #ecfdf5;
  color: #047857;
  border: 1px solid #a7f3d0;
}

.badge-review-box {
  background: #fffbeb;
  color: #b45309;
  border: 1px solid #fde68a;
}

.badge-reject-box {
  background: #fff1f2;
  color: #be123c;
  border: 1px solid #fecdd3;
}

/* Chat Input Bar */
.wa-input-container {
  background: #f0f2f5;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: flex-end;
  gap: 0.65rem;
  border-top: 1px solid #e2e8f0;
}

.wa-input-box {
  flex: 1;
  background: #ffffff;
  border-radius: 14px;
  padding: 0.45rem 0.75rem;
  box-shadow: 0 1px 2px rgba(0,0,0,0.06);
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
}

.selected-preview-pill {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: #f1f5f9;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: 0.3rem 0.5rem;
  margin-bottom: 0.4rem;
  font-size: 0.8rem;
  color: var(--text-main);
  font-weight: 700;
}

.selected-preview-pill img {
  width: 26px;
  height: 26px;
  border-radius: 4px;
  object-fit: cover;
}

.selected-preview-pill button {
  background: none;
  border: none;
  color: var(--accent-rose);
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
  margin-left: auto;
  padding: 0 4px;
}

.wa-input-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.wa-input-textarea {
  flex: 1;
  border: none;
  outline: none;
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--text-main);
  resize: none;
  background: transparent;
  max-height: 80px;
}

.wa-input-textarea::placeholder {
  color: var(--text-light);
}

.wa-input-icon-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s;
}

.wa-input-icon-btn:hover {
  color: var(--wa-teal);
}

.wa-send-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--wa-teal);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(18, 140, 126, 0.4);
  transition: transform 0.15s, background 0.2s;
}

.wa-send-btn:hover {
  background: var(--wa-teal-dark);
  transform: scale(1.05);
}

.wa-send-btn:active {
  transform: scale(0.95);
}

/* ==========================================================================
   RIGHT COLUMN: Control & AI Inspection Panel
   ========================================================================== */
.control-panel-wrap {
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
}

.panel-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.card-header {
  padding: 1.15rem 1.35rem;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-subtle);
}

.card-title-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.step-num {
  width: 32px;
  height: 32px;
  background: var(--accent-blue);
  color: #ffffff;
  border-radius: 50%;
  font-family: var(--font-title);
  font-size: 1rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.card-title-group h3 {
  font-family: var(--font-title);
  font-size: 1.12rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.25;
}

.card-title-group p {
  font-size: 0.84rem;
  color: var(--text-muted);
  font-weight: 500;
}

.card-body {
  padding: 1.35rem;
}

/* Form Styles */
.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.45rem;
}

.form-select, .form-input {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border: 1.5px solid var(--border-color);
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 0.94rem;
  color: var(--text-main);
  background: #ffffff;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-select:focus, .form-input:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

/* Selected School Metadata Box */
.school-meta-box {
  background: #f8fafc;
  border: 1px solid #cbd5e1;
  border-radius: 12px;
  padding: 1.15rem;
}

.meta-row-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.9rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-light);
}

.meta-school-title {
  font-family: var(--font-title);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-main);
}

.badge-zoom {
  background: #eff6ff;
  color: #1d4ed8;
  border: 1px solid #bfdbfe;
  font-size: 0.78rem;
  font-weight: 800;
  padding: 0.25rem 0.65rem;
  border-radius: 20px;
}

.badge-offline {
  background: #ecfdf5;
  color: #047857;
  border: 1px solid #a7f3d0;
  font-size: 0.78rem;
  font-weight: 800;
  padding: 0.25rem 0.65rem;
  border-radius: 20px;
}

.meta-details-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.85rem;
}

.meta-item {
  display: flex;
  flex-direction: column;
  background: #ffffff;
  padding: 0.65rem 0.85rem;
  border-radius: 8px;
  border: 1px solid #e2e8f0;
}

.meta-label {
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.meta-val {
  font-size: 0.94rem;
  font-weight: 800;
  color: var(--text-main);
  margin-top: 0.15rem;
}

.highlight-student {
  background: #eff6ff;
  border-color: #bfdbfe;
}

.text-blue {
  color: var(--accent-blue);
  font-size: 1.05rem;
}

.status-not-yet {
  color: #b45309;
}

.status-attended {
  color: #047857;
}

.override-box {
  margin-top: 1rem;
  padding-top: 0.85rem;
  border-top: 1px dashed var(--border-color);
}

.override-checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.86rem;
  font-weight: 700;
  color: #475569;
  cursor: pointer;
}

/* Preset Buttons Grid */
.preset-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 0.85rem;
  margin-bottom: 1.15rem;
}

.btn-preset {
  background: #ffffff;
  border: 1.5px solid var(--border-color);
  border-radius: 12px;
  padding: 0.9rem;
  text-align: left;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-preset:hover {
  border-color: var(--accent-blue);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.btn-preset.active {
  border-color: var(--accent-blue);
  background: #eff6ff;
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

.preset-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.45rem;
}

.preset-tag {
  font-size: 0.72rem;
  font-weight: 800;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
}

.tag-green { background: #dcfce7; color: #166534; }
.tag-amber { background: #fef3c7; color: #92400e; }
.tag-rose { background: #ffe4e6; color: #9f1239; }
.tag-indigo { background: #e0e7ff; color: #3730a3; }

.preset-badge {
  font-size: 0.72rem;
  font-weight: 800;
  padding: 0.15rem 0.5rem;
  border-radius: 20px;
}

.badge-approved { background: #ecfdf5; color: #047857; border: 1px solid #a7f3d0; }
.badge-review { background: #fffbeb; color: #b45309; border: 1px solid #fde68a; }
.badge-reject { background: #fff1f2; color: #be123c; border: 1px solid #fecdd3; }
.badge-dup { background: #eef2ff; color: #4338ca; border: 1px solid #c7d2fe; }

.btn-preset h4 {
  font-family: var(--font-title);
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 0.2rem;
}

.btn-preset p {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* Upload Dropzone */
.upload-dropzone {
  background: #f8fafc;
  border: 2px dashed #cbd5e1;
  border-radius: 12px;
  padding: 1.25rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  margin-bottom: 1.15rem;
}

.upload-dropzone:hover {
  background: #eff6ff;
  border-color: var(--accent-blue);
}

.dropzone-text {
  font-size: 0.9rem;
  color: var(--text-main);
  margin-top: 0.35rem;
}

.dropzone-sub {
  font-size: 0.78rem;
  color: var(--text-light);
  font-weight: 600;
}

/* Selected Photo Preview & Quick Submit */
.selected-photo-preview-wrap {
  display: flex;
  gap: 1.25rem;
  align-items: center;
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 1rem;
}

.preview-img-box {
  width: 140px;
  height: 95px;
  border-radius: 10px;
  overflow: hidden;
  position: relative;
  background: #000;
  flex-shrink: 0;
  border: 1px solid #cbd5e1;
}

.preview-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ai-scan-overlay {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.7);
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #38bdf8;
}

.ai-scan-overlay.scanning {
  display: flex;
}

.scan-beam {
  width: 100%;
  height: 3px;
  background: #38bdf8;
  box-shadow: 0 0 10px #38bdf8;
  position: absolute;
  top: 0;
  animation: scanMove 1.2s infinite alternate ease-in-out;
}

@keyframes scanMove {
  0% { top: 0; }
  100% { top: 92px; }
}

.scan-label {
  font-size: 0.72rem;
  font-weight: 800;
  margin-top: 15px;
}

.preview-info {
  flex: 1;
}

.preview-caption {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.btn-primary-send {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--accent-blue);
  color: #ffffff;
  border: none;
  border-radius: 10px;
  padding: 0.65rem 1.15rem;
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.35);
  transition: all 0.2s;
}

.btn-primary-send:hover {
  background: #1e40af;
  transform: translateY(-1px);
}

/* Card 3: AI Vision Inspector */
.verdict-pill {
  font-family: var(--font-title);
  font-size: 0.85rem;
  font-weight: 800;
  padding: 0.35rem 0.85rem;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.pill-idle { background: #e2e8f0; color: #475569; }
.pill-analyzing { background: #dbeafe; color: #1e40af; animation: pulse 1s infinite; }
.pill-approved { background: #dcfce7; color: #166534; border: 1.5px solid #86efac; }
.pill-review { background: #fef3c7; color: #92400e; border: 1.5px solid #fde68a; }
.pill-rejected { background: #ffe4e6; color: #9f1239; border: 1.5px solid #fecdd3; }
.pill-duplicate { background: #e0e7ff; color: #3730a3; border: 1.5px solid #c7d2fe; }

.scores-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem 1.5rem;
  margin-bottom: 1.25rem;
}

.score-row {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.score-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-main);
}

.progress-track {
  height: 8px;
  background: #e2e8f0;
  border-radius: 4px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  background: var(--accent-blue);
}

.fill-green { background: #059669; }
.fill-amber { background: #d97706; }
.fill-rose { background: #e11d48; }

.ai-reason-box {
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.15rem;
}

.reason-title {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 0.35rem;
}

#ai-reason-text {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.ai-impact-badge {
  display: inline-block;
  margin-top: 0.75rem;
  padding: 0.4rem 0.85rem;
  background: #eff6ff;
  color: #1d4ed8;
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  font-size: 0.86rem;
  font-weight: 800;
}

/* Card 4: Simulation Controls */
.sim-controls-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.toggle-options {
  display: flex;
  gap: 1rem;
}

.radio-label {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-main);
  cursor: pointer;
}

.btn-reset-danger {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 0.95rem;
  border-radius: 8px;
  background: #ffffff;
  color: var(--accent-rose);
  border: 1.5px solid #fecdd3;
  font-family: var(--font-body);
  font-size: 0.86rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-reset-danger:hover {
  background: #fff1f2;
  border-color: var(--accent-rose);
}

/* Toast Message */
.toast-msg {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #0f172a;
  color: #ffffff;
  padding: 0.75rem 1.25rem;
  border-radius: 10px;
  font-size: 0.88rem;
  font-weight: 700;
  box-shadow: var(--shadow-lg);
  z-index: 999;
  opacity: 0;
  transform: translateY(15px);
  pointer-events: none;
  transition: all 0.25s ease;
}

.toast-msg.show {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   RESPONSIVE DESIGN (BREAKPOINTS)
   ========================================================================== */
@media (max-width: 1080px) {
  .main-layout {
    grid-template-columns: 1fr;
  }

  .mobile-tabs-bar {
    display: flex;
  }

  .column-panel {
    display: none;
  }

  .column-panel.active {
    display: flex;
  }

  .phone-frame {
    height: 680px;
    max-height: none;
    position: static;
  }
}

@media (max-width: 768px) {
  .nav-container {
    flex-direction: column;
    align-items: flex-start;
    padding: 0.75rem 1rem;
    gap: 0.65rem;
  }

  .nav-brand {
    width: 100%;
    justify-content: space-between;
  }

  .module-links {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 0.35rem;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .module-links::-webkit-scrollbar {
    display: none;
  }

  .nav-status {
    display: none;
  }
}

@media (max-width: 640px) {
  .scores-grid {
    grid-template-columns: 1fr;
  }

  .selected-photo-preview-wrap {
    flex-direction: column;
    align-items: stretch;
  }

  .preview-img-box {
    width: 100%;
    height: 140px;
  }

  .preset-grid {
    grid-template-columns: 1fr;
  }
}