/* ==========================================================================
   InstaStylist - Core Style System (Glassmorphism & Premium Dark/Light)
   ========================================================================== */

/* 1. CSS Variables & Theme Configuration */
:root {
  --font-title: 'Outfit', 'Noto Sans KR', sans-serif;
  --font-body: 'Noto Sans KR', 'Outfit', sans-serif;

  /* Instagram Signature Gradient */
  --insta-gradient: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
  --btn-gradient: linear-gradient(135deg, #ae2272 0%, #e6683c 100%);
  --glow-color: rgba(220, 39, 67, 0.35);

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Theme (Default) */
body.dark-theme {
  --bg-color: #0b0c16;
  --card-bg: rgba(22, 24, 47, 0.65);
  --card-border: rgba(255, 255, 255, 0.08);
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --input-bg: rgba(13, 14, 28, 0.8);
  --shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.45);
  --tab-inactive: #4b5563;
  --tab-active-bg: rgba(255, 255, 255, 0.08);
  --ad-bg: rgba(18, 20, 38, 0.5);
  --ad-border: rgba(255, 255, 255, 0.05);
  --blob-1: rgba(188, 24, 136, 0.16);
  --blob-2: rgba(240, 148, 51, 0.09);
  --toast-bg: rgba(22, 24, 47, 0.95);
  --toast-border: rgba(220, 39, 67, 0.5);
  --neon-glow: 0 0 15px rgba(220, 39, 67, 0.15);
  --header-bg: rgba(11, 12, 22, 0.75);
  --footer-bg: rgba(11, 12, 22, 0.92);
}

/* Light Theme */
body.light-theme {
  --bg-color: #f5f7fb;
  --card-bg: rgba(255, 255, 255, 0.82);
  --card-border: rgba(0, 0, 0, 0.06);
  --text-main: #1f2937;
  --text-muted: #6b7280;
  --input-bg: rgba(255, 255, 255, 0.95);
  --shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.06);
  --tab-inactive: #9ca3af;
  --tab-active-bg: rgba(0, 0, 0, 0.04);
  --ad-bg: rgba(240, 243, 248, 0.85);
  --ad-border: rgba(0, 0, 0, 0.04);
  --blob-1: rgba(188, 24, 136, 0.09);
  --blob-2: rgba(240, 148, 51, 0.07);
  --toast-bg: rgba(255, 255, 255, 0.96);
  --toast-border: rgba(220, 39, 67, 0.3);
  --neon-glow: 0 0 15px rgba(220, 39, 67, 0.08);
  --header-bg: rgba(245, 247, 251, 0.75);
  --footer-bg: rgba(245, 247, 251, 0.92);
}

/* 2. Global Reset & Layout */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-color);
  color: var(--text-main);
  line-height: 1.5;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* Ambient Background Blobs */
.bg-blob {
  position: absolute;
  width: 55vw;
  height: 55vw;
  max-width: 650px;
  max-height: 650px;
  border-radius: 50%;
  filter: blur(130px);
  z-index: -1;
  pointer-events: none;
  animation: blobFloat 22s infinite alternate ease-in-out;
}

.bg-blob-1 {
  background-color: var(--blob-1);
  top: -12%;
  right: -8%;
}

.bg-blob-2 {
  background-color: var(--blob-2);
  bottom: 8%;
  left: -8%;
  animation-delay: -11s;
}

@keyframes blobFloat {
  0% { transform: translate(0, 0) scale(1) rotate(0deg); }
  50% { transform: translate(6%, 8%) scale(1.15) rotate(90deg); }
  100% { transform: translate(-6%, -6%) scale(0.9) rotate(180deg); }
}

/* 3. Header Styling */
#main-header {
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background-color: var(--header-bg);
  border-bottom: 1px solid var(--card-border);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: border-color var(--transition-normal);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.9rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-icon {
  font-size: 1.65rem;
  animation: logoPulse 2s infinite ease-in-out;
}

@keyframes logoPulse {
  0%, 100% { transform: scale(1) rotate(0); }
  50% { transform: scale(1.08) rotate(4deg); }
}

.logo h1 {
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--insta-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.5px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.theme-btn {
  background: none;
  border: 1px solid var(--card-border);
  color: var(--text-main);
  cursor: pointer;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.theme-btn:hover {
  background-color: var(--tab-active-bg);
  border-color: var(--text-muted);
  transform: scale(1.03);
}

.theme-btn span {
  font-size: 1.35rem;
}

/* 🌐 Language Selector styling */
.lang-selector {
  position: relative;
}

.lang-btn {
  background: none;
  border: 1px solid var(--card-border);
  color: var(--text-main);
  cursor: pointer;
  padding: 0.5rem 0.8rem;
  border-radius: 12px;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 0.85rem;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.lang-btn:hover {
  background-color: var(--tab-active-bg);
  border-color: var(--text-muted);
  transform: scale(1.02);
}

.icon-lang {
  font-size: 1.2rem !important;
}

.dropdown-arrow {
  font-size: 1.1rem !important;
  transition: transform var(--transition-fast);
  color: var(--text-muted);
}

.lang-selector.open .dropdown-arrow {
  transform: rotate(180deg);
}

.lang-dropdown-menu {
  position: absolute;
  top: 120%;
  right: 0;
  width: 170px;
  background-color: var(--toast-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 0.4rem;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
  z-index: 200;
}

.lang-dropdown-menu.show {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.lang-option {
  background: none;
  border: none;
  color: var(--text-main);
  padding: 0.6rem 0.8rem;
  border-radius: 8px;
  text-align: left;
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.lang-option:hover {
  background-color: var(--tab-active-bg);
}

.lang-option.active {
  background: var(--insta-gradient);
  color: white;
  font-weight: 600;
}

/* 4. Container & Glass Cards & Dashboard Layout */
#container {
  max-width: 1040px;
  margin: 0 auto;
  padding: 1rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.dashboard-wrapper {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* Desktop Split Layout (2-Column Grid) */
@media (min-width: 769px) {
  .dashboard-wrapper {
    display: grid;
    grid-template-columns: 290px 1fr;
    gap: 1.2rem;
    align-items: start;
  }

  .dashboard-left {
    position: sticky;
    top: 85px;
    z-index: 10;
  }

  .sticky-panel {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
  }

  /* Override: tabs revert to compact column in narrow sidebar */
  .tabs-nav .tab-item {
    flex-direction: column;
    font-size: 0.72rem;
    padding: 0.55rem 0.15rem;
    gap: 0.15rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .tabs-nav .tab-item span.material-symbols-rounded {
    font-size: 1.1rem;
  }
}

.card {
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 18px;
  padding: 1.1rem;
  box-shadow: var(--shadow);
  transition: background-color var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}


/* Premium Neon Border Glow Effect */
.neon-border {
  position: relative;
}

.neon-border::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: 18px;
  padding: 1px;
  background: linear-gradient(135deg, rgba(255,255,255,0.06) 0%, rgba(255,255,255,0.02) 50%, rgba(220,39,67,0.12) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

body.light-theme .neon-border::after {
  background: linear-gradient(135deg, rgba(0,0,0,0.02) 0%, rgba(220,39,67,0.08) 100%);
}

.card:hover {
  box-shadow: var(--shadow), var(--neon-glow);
}

.card-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.8rem;
}

.card-header h2 {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.3px;
  color: var(--text-main);
}

.icon-color-gradient {
  background: var(--insta-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-size: 1.25rem !important;
}

/* Textarea styling */
.textarea-container {
  position: relative;
  width: 100%;
}

textarea {
  width: 100%;
  min-height: 90px;
  background-color: var(--input-bg);
  border: 1.5px solid var(--card-border);
  border-radius: 12px;
  padding: 0.8rem 2.8rem 0.8rem 0.8rem;
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 0.95rem;
  resize: vertical;
  outline: none;
  line-height: 1.45;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
}

textarea:focus {
  border-color: #dc2743;
  box-shadow: 0 0 0 4px var(--glow-color);
}

.clear-btn {
  position: absolute;
  top: 0.7rem;
  right: 0.7rem;
  background-color: var(--card-border);
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast), color var(--transition-fast), opacity var(--transition-fast);
  opacity: 0;
  pointer-events: none;
}


.clear-btn.visible {
  opacity: 1;
  pointer-events: auto;
}

.clear-btn:hover {
  background-color: var(--text-muted);
  color: var(--bg-color);
}

/* 5. Navigation Tabs */
.tabs-nav {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.4rem;
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 18px;
  padding: 0.4rem;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
}

.tab-item {
  background: none;
  border: none;
  color: var(--tab-inactive);
  cursor: pointer;
  padding: 0.8rem 0.2rem;
  border-radius: 14px;
  font-size: 0.88rem;
  font-weight: 700;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  transition: background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

@media (max-width: 480px) {
  .tabs-nav {
    padding: 0.25rem;
    gap: 0.2rem;
  }
  .tab-item {
    font-size: 0.72rem;
    padding: 0.6rem 0.1rem;
  }
  .tab-item span.material-symbols-rounded {
    font-size: 1.15rem;
  }
}

@media (min-width: 480px) {
  .tab-item {
    flex-direction: row;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.8rem 1rem;
    font-size: 0.92rem;
  }
}

.tab-item:hover {
  color: var(--text-main);
  background-color: rgba(255, 255, 255, 0.02);
}

.tab-item.active {
  color: var(--text-main);
  background-color: var(--tab-active-bg);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.tab-item span.material-symbols-rounded {
  font-size: 1.25rem;
}

.tab-item.active span.material-symbols-rounded {
  background: var(--insta-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Tab Content Behavior */
.tab-content {
  display: none;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity var(--transition-normal), transform var(--transition-normal);
}

.tab-content.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* 6. Results Sections */
.result-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 0.6rem;
}

/* Result Row Item -> Result Card Item */
.result-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  justify-content: space-between;
  background-color: var(--input-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 0.75rem;
  min-height: 95px;
  gap: 0.4rem;
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.result-row:hover {
  transform: translateY(-2px);
  border-color: rgba(220, 39, 67, 0.25);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.result-style-name {
  font-size: 0.65rem;
  color: var(--text-muted);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: block;
  text-align: center;
  width: 100%;
}

.result-text {
  font-size: 1.05rem;
  word-break: break-all;
  user-select: all;
  font-weight: 500;
  margin-bottom: 0.2rem;
  line-height: 1.35;
  text-align: center;
  width: 100%;
}

.result-footer {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: auto;
  width: 100%;
}


.copy-btn {
  background: none;
  border: 1.5px solid var(--card-border);
  color: var(--text-main);
  cursor: pointer;
  padding: 0.35rem 0.6rem;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.75rem;
  font-weight: 600;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.copy-btn::after {
  content: 'COPY';
  font-family: var(--font-title);
  font-size: 0.7rem;
  letter-spacing: 0.5px;
}

.copy-btn:hover {
  background: var(--btn-gradient);
  border-color: transparent;
  color: #fff;
  transform: scale(1.03);
}

.copy-btn span {
  font-size: 0.85rem;
}


/* Empty State styling */
.empty-state {
  text-align: center;
  padding: 2.2rem 1rem;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
}

.empty-state span {
  font-size: 2.2rem;
  opacity: 0.45;
  background: var(--insta-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* 7. Line Breaker & Decorator Selector CSS */
.deco-font-selector {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  margin-bottom: 1rem;
  background-color: var(--input-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 0.55rem 0.8rem;
}

.deco-font-selector label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-muted);
}

.select-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.premium-select {
  appearance: none;
  -webkit-appearance: none;
  background-color: var(--card-border);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  color: var(--text-main);
  font-family: var(--font-title);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 0.35rem 1.8rem 0.35rem 0.55rem;
  min-width: 130px;
  outline: none;
  cursor: pointer;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.premium-select:focus {
  border-color: #dc2743;
}

.select-arrow {
  position: absolute;
  right: 0.45rem;
  pointer-events: none;
  font-size: 1.05rem !important;
  color: var(--text-muted);
}

.line-breaker-container {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}


.info-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background-color: rgba(220, 39, 67, 0.07);
  border: 1px solid rgba(220, 39, 67, 0.12);
  border-radius: 10px;
  padding: 0.7rem 0.9rem;
  color: var(--text-main);
  font-size: 0.82rem;
  line-height: 1.4;
}

.info-badge span {
  color: #dc2743;
  font-size: 1.15rem;
}

.line-result-box {
  background-color: var(--input-bg);
  border: 1.5px solid var(--card-border);
  border-radius: 12px;
  padding: 0.8rem 1rem;
  min-height: 100px;
  white-space: pre-wrap;
  word-break: break-all;
  font-size: 0.95rem;
  line-height: 1.5;
}

.primary-btn {
  background: var(--btn-gradient);
  border: none;
  color: white;
  padding: 0.8rem;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  box-shadow: 0 4px 12px rgba(220, 39, 67, 0.25);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.primary-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 5px 15px rgba(220, 39, 67, 0.35);
}

.primary-btn:active {
  transform: translateY(0);
}

/* --- All-in-One Styler Custom Styling --- */
.all-in-one-container {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.all-in-one-controls {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background-color: var(--input-bg);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 0.8rem 1.1rem;
}

.all-in-one-controls .control-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  flex: 1 1 200px;
}

.all-in-one-controls .control-group.switch-group {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  min-height: 52px;
}

.control-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-muted);
}

/* Switch & Slider styles */
.switch {
  position: relative;
  display: inline-block;
  width: 46px;
  height: 24px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--card-border);
  transition: var(--transition-fast);
  border: 1px solid var(--card-border);
}

.slider:before {
  position: absolute;
  content: "";
  height: 16px;
  width: 16px;
  left: 3px;
  bottom: 3px;
  background-color: var(--text-main);
  transition: var(--transition-fast);
}

input:checked + .slider {
  background: var(--btn-gradient);
  border-color: transparent;
}

input:checked + .slider:before {
  transform: translateX(22px);
  background-color: white;
}

.slider.round {
  border-radius: 24px;
}

.slider.round:before {
  border-radius: 50%;
}

/* Preview Card */
.aio-preview-card {
  background-color: var(--input-bg);
  border: 1.5px solid rgba(220, 39, 67, 0.2);
  border-radius: 14px;
  padding: 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.aio-preview-card:hover {
  border-color: rgba(220, 39, 67, 0.35);
  box-shadow: 0 4px 15px rgba(220, 39, 67, 0.1);
}

.preview-header {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--text-muted);
  letter-spacing: 0.8px;
}

.text-accent {
  color: #dc2743;
}

.aio-preview-box {
  background-color: rgba(0, 0, 0, 0.15);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 0.8rem 1rem;
  min-height: 90px;
  white-space: pre-wrap;
  word-break: break-all;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text-main);
}

body.light-theme .aio-preview-box {
  background-color: rgba(0, 0, 0, 0.02);
}

/* Gallery Section */
.gallery-section {
  margin-top: 0.8rem;
}

.gallery-title {
  font-size: 0.92rem;
  font-weight: 700;
  margin-bottom: 0.8rem;
  border-left: 3px solid #dc2743;
  padding-left: 0.5rem;
  color: var(--text-main);
  letter-spacing: -0.3px;
}

/* 8. AdSense Placeholders */
.ad-slot {
  background-color: var(--ad-bg);
  border: 1px dashed var(--ad-border);
  border-radius: 14px;
  padding: 0.8rem;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: background-color var(--transition-normal);
}

.ad-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  color: var(--text-muted);
  font-size: 0.68rem;
  letter-spacing: 0.5px;
}

.ad-label {
  font-weight: 700;
  border: 1px solid var(--text-muted);
  padding: 0.1rem 0.35rem;
  border-radius: 3px;
  opacity: 0.55;
}

.ad-hint {
  opacity: 0.65;
}

.ad-header {
  min-height: 80px;
}

.ad-content {
  min-height: 110px;
}


/* 9. SEO Article Styling */
.seo-article-card {
  padding: 1.4rem;
  transition: opacity var(--transition-normal);
}

.article-header {
  border-bottom: 1.5px solid var(--card-border);
  padding-bottom: 0.8rem;
  margin-bottom: 1rem;
}

.badge {
  background: var(--insta-gradient);
  color: white;
  font-size: 0.65rem;
  font-weight: 800;
  padding: 0.2rem 0.45rem;
  border-radius: 5px;
  display: inline-block;
  margin-bottom: 0.4rem;
  letter-spacing: 0.5px;
}

.article-header h2 {
  font-size: 1.2rem;
  line-height: 1.35;
  font-weight: 800;
  margin-bottom: 0.4rem;
}

.meta-info {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.article-content h3 {
  font-size: 0.98rem;
  font-weight: 700;
  margin-top: 1.1rem;
  margin-bottom: 0.4rem;
  color: var(--text-main);
  display: flex;
  align-items: center;
}

.article-content p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 0.8rem;
}

.article-content strong {
  color: var(--text-main);
}


/* 10. Footer Styling */
#main-footer {
  border-top: 1px solid var(--card-border);
  padding: 2.8rem 1.5rem;
  background-color: var(--footer-bg);
  margin-top: 5rem;
  text-align: center;
}

.footer-container {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

#main-footer p {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 0.8rem;
  font-size: 0.82rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--text-main);
}

.divider {
  color: var(--card-border);
}

.disclaimer {
  font-size: 0.72rem !important;
  opacity: 0.55;
  max-width: 600px;
  margin: 0.6rem auto 0;
  line-height: 1.45;
}

/* 11. Toast System styling */
#toast {
  position: fixed;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background-color: var(--toast-bg);
  border: 1.5px solid var(--toast-border);
  color: var(--text-main);
  padding: 0.85rem 1.6rem;
  border-radius: 14px;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.25);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  z-index: 1000;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
  opacity: 0;
  pointer-events: none;
}

#toast.toast-show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.toast-icon {
  color: #dc2743;
  font-size: 1.3rem;
}

#toast-message {
  font-size: 0.88rem;
  font-weight: 600;
}

/* 12. i18n Transition Effects */
.fade-out {
  opacity: 0;
  transform: translateY(3px);
  transition: opacity 0.15s ease-out, transform 0.15s ease-out;
}

.fade-in {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.2s ease-in, transform 0.2s ease-in;
}

/* Responsive adjustments */
@media (max-width: 600px) {
  #container {
    padding: 1.2rem 1rem;
    gap: 1.2rem;
  }
  .card {
    padding: 1.3rem;
  }
  textarea {
    min-height: 110px;
  }
}

/* 13. Static Page Styles */
.static-page-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

.static-page-content h2 {
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 800;
  margin-top: 2rem;
  margin-bottom: 0.8rem;
  color: var(--text-main);
}

.static-page-content h2:first-child {
  margin-top: 0;
  background: var(--insta-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-size: 1.6rem;
}

.static-page-content h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}

.static-page-content p,
.static-page-content li {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 0.6rem;
}

.static-page-content ul,
.static-page-content ol {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.static-page-content a {
  color: #dc2743;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.static-page-content a:hover {
  text-decoration: underline;
}

.static-page-content .update-date {
  font-size: 0.78rem;
  color: var(--text-muted);
  opacity: 0.7;
  margin-bottom: 1.5rem;
}

/* 14. Cookie Consent Banner */
.cookie-consent {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--toast-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--card-border);
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.2rem;
  z-index: 999;
  transform: translateY(100%);
  transition: transform var(--transition-normal);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
}

.cookie-consent.show {
  transform: translateY(0);
}

.cookie-consent p {
  font-size: 0.82rem;
  color: var(--text-muted);
  max-width: 600px;
  line-height: 1.5;
  margin: 0;
}

.cookie-consent-btn {
  background: var(--btn-gradient);
  border: none;
  color: white;
  padding: 0.55rem 1.3rem;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.cookie-consent-btn:hover {
  transform: scale(1.03);
  box-shadow: 0 4px 12px rgba(220, 39, 67, 0.25);
}

@media (max-width: 600px) {
  .cookie-consent {
    flex-direction: column;
    padding: 1rem;
    gap: 0.8rem;
    text-align: center;
  }
}