/**
 * InstaDownload Stylesheet (style.css)
 * Ultra-modern, mobile-first, high-performance vanilla CSS3
 * Zero external CSS frameworks, optimized for Hostinger LiteSpeed caching.
 */

:root {
  /* Color Palette - Clean Light Theme */
  --bg-main: #F8FAFC;
  --bg-surface: #FFFFFF;
  --bg-surface-elevated: #FFFFFF;
  --bg-surface-glass: rgba(255, 255, 255, 0.9);
  --border-subtle: #E2E8F0;
  --border-focus: rgba(225, 48, 108, 0.6);
  
  /* Instagram Brand Gradient Accents */
  --grad-brand: linear-gradient(135deg, #E1306C 0%, #C13584 35%, #833AB4 70%, #5851DB 100%);
  --grad-brand-hover: linear-gradient(135deg, #F56040 0%, #E1306C 40%, #833AB4 100%);
  --grad-warm: linear-gradient(135deg, #FCAF45 0%, #F56040 50%, #E1306C 100%);
  --grad-glow: radial-gradient(circle at 50% 0%, rgba(225, 48, 108, 0.08) 0%, transparent 65%);
  
  /* Text & Contrast */
  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-muted: #64748B;
  --text-accent: #E1306C;
  
  /* Accents */
  --accent-pink: #E1306C;
  --accent-purple: #833AB4;
  --accent-orange: #F56040;
  --accent-green: #10B981;
  --accent-red: #EF4444;

  /* Sizing & Radii */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Layout */
  --container-max: 1200px;
  --header-height: 72px;
}

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

html {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg-main) var(--grad-glow) no-repeat top center;
  background-size: 100% 600px;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

button, input {
  font: inherit;
  border: none;
  outline: none;
}

button {
  cursor: pointer;
  touch-action: manipulation;
}

img, video {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Utility Containers */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

/* Header & Navbar */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.logo-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--grad-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  box-shadow: 0 4px 12px rgba(225, 48, 108, 0.3);
  flex-shrink: 0;
}

.logo-text {
  background: linear-gradient(135deg, #0F172A 30%, #E1306C 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.04);
}

.nav-link.active {
  color: #E1306C;
  font-weight: 600;
  background: rgba(225, 48, 108, 0.08);
  border: 1px solid rgba(225, 48, 108, 0.2);
}

/* Mobile Drawer Toggle */
.mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(0, 0, 0, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  align-items: center;
  justify-content: center;
}

.mobile-drawer-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(4px);
  z-index: 150;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.mobile-drawer-overlay.active {
  display: block;
  opacity: 1;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  right: -300px;
  width: 280px;
  height: 100vh;
  background: #FFFFFF;
  border-left: 1px solid var(--border-subtle);
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.08);
  z-index: 200;
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: right var(--transition-normal);
  overflow-y: auto;
}

.mobile-drawer.active {
  right: 0;
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
}

.drawer-close {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(0, 0, 0, 0.04);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.drawer-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  list-style: none;
}

.drawer-nav .nav-link {
  width: 100%;
  padding: 12px 16px;
  font-size: 1rem;
  min-height: 48px;
}

/* Tool Badges Bar */
.tool-switcher-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 12px;
}

.tool-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  white-space: nowrap;
  min-height: 40px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
  transition: all var(--transition-fast);
}

.tool-chip:hover {
  color: var(--accent-pink);
  background: rgba(225, 48, 108, 0.06);
  border-color: rgba(225, 48, 108, 0.3);
}

.tool-chip.active {
  background: var(--grad-brand);
  color: #FFFFFF;
  border-color: transparent;
  box-shadow: 0 4px 12px rgba(225, 48, 108, 0.25);
}

/* Hero Section */
.hero-section {
  padding: 40px 0 50px;
  text-align: center;
}

.hero-badge-container {
  display: flex;
  justify-content: center;
  margin-top: 14px;
  margin-bottom: 6px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: rgba(225, 48, 108, 0.08);
  border: 1px solid rgba(225, 48, 108, 0.2);
  color: #E1306C;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  color: var(--text-primary);
}

.hero-title .gradient-text {
  background: var(--grad-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(0.9375rem, 2vw, 1.0625rem);
  color: var(--text-secondary);
  max-width: 680px;
  margin: 20px auto 0;
  line-height: 1.6;
}

/* Input Form / Pill Bar */
.input-form-container {
  max-width: 780px;
  margin: 0 auto 24px;
  position: relative;
}

.downloader-form {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #FFFFFF;
  border: 2px solid #E2E8F0;
  border-radius: var(--radius-full);
  padding: 6px 8px 6px 10px;
  box-shadow: 0 12px 35px -6px rgba(15, 23, 42, 0.08), 0 0 0 1px rgba(225, 48, 108, 0.05);
  transition: all var(--transition-normal);
}

.downloader-form:hover {
  border-color: rgba(225, 48, 108, 0.4);
  box-shadow: 0 16px 42px -6px rgba(225, 48, 108, 0.15);
}

.downloader-form:focus-within {
  border-color: #E1306C;
  box-shadow: 0 0 0 4px rgba(225, 48, 108, 0.14), 0 20px 48px -8px rgba(225, 48, 108, 0.22);
}

.input-main-group {
  display: flex;
  align-items: center;
  flex: 1;
  min-width: 0;
  gap: 10px;
}

.input-icon-wrapper {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.search-icon-badge {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(225, 48, 108, 0.1) 0%, rgba(131, 58, 180, 0.1) 100%);
  color: var(--accent-pink);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.downloader-form:focus-within .search-icon-badge {
  background: var(--grad-brand);
  color: #FFFFFF;
  transform: scale(1.05);
  box-shadow: 0 3px 10px rgba(225, 48, 108, 0.35);
}

.url-input {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-size: 1.0625rem;
  font-weight: 500;
  min-height: 46px;
  width: 100%;
}

.url-input::placeholder {
  color: #94A3B8;
  font-weight: 400;
}

.input-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.btn-paste {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  border-radius: var(--radius-full);
  background: #F8FAFC;
  border: 1.5px solid #E2E8F0;
  color: #334155;
  font-size: 0.9375rem;
  font-weight: 600;
  min-height: 44px;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.btn-paste:hover {
  background: #F1F5F9;
  border-color: #CBD5E1;
  color: #0F172A;
  transform: translateY(-1px);
}

.btn-clear {
  display: none;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #F1F5F9;
  border: 1px solid #E2E8F0;
  color: var(--text-muted);
  cursor: pointer;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.btn-clear:hover {
  background: #E2E8F0;
  color: var(--text-primary);
}

.btn-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-full);
  background: var(--grad-brand);
  color: #FFFFFF;
  font-size: 1rem;
  font-weight: 700;
  min-height: 48px;
  box-shadow: 0 4px 16px rgba(225, 48, 108, 0.35);
  transition: all var(--transition-normal);
  white-space: nowrap;
  cursor: pointer;
}

.btn-download:hover {
  background: var(--grad-brand-hover);
  box-shadow: 0 6px 22px rgba(225, 48, 108, 0.45);
  transform: translateY(-1px);
}

.btn-download:active {
  transform: translateY(1px);
}

/* Sample Quick Test Pills */
.sample-pills-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.sample-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: #64748B;
}

.sample-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  color: #475569;
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}

.sample-pill:hover {
  border-color: var(--accent-pink);
  color: var(--accent-pink);
  background: rgba(225, 48, 108, 0.04);
  transform: translateY(-1px);
}

.input-hint-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 12px;
  font-size: 0.8125rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.input-hint-item {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.sample-link-btn {
  background: none;
  border: none;
  cursor: pointer;
}

/* Shake Animation on Empty or Invalid Submit */
@keyframes shakeBox {
  0%, 100% { transform: translateX(0); }
  15%, 45%, 75% { transform: translateX(-6px); }
  30%, 60%, 90% { transform: translateX(6px); }
}

.shake-anim {
  animation: shakeBox 0.45s ease-in-out;
}

/* Spinner & Loading State */
.loading-state {
  display: none;
  text-align: center;
  padding: 36px 20px;
  max-width: 540px;
  margin: 16px auto 24px;
  background: #FFFFFF;
  border-radius: 20px;
  border: 1.5px solid rgba(225, 48, 108, 0.18);
  box-shadow: 0 12px 36px rgba(225, 48, 108, 0.08), 0 4px 12px rgba(0, 0, 0, 0.03);
  animation: fadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.spinner-wrap {
  position: relative;
  width: 64px;
  height: 64px;
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.spinner {
  width: 60px;
  height: 60px;
  border: 3.5px solid #F1F5F9;
  border-top-color: #E1306C;
  border-right-color: #833AB4;
  border-bottom-color: #F77737;
  border-radius: 50%;
  animation: spin 0.85s cubic-bezier(0.5, 0.1, 0.4, 0.9) infinite;
  margin: 0 auto;
}

.spinner-center-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #E1306C;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: pulseIcon 1.5s ease-in-out infinite;
}

@keyframes pulseIcon {
  0%, 100% { transform: translate(-50%, -50%) scale(0.92); opacity: 0.85; }
  50% { transform: translate(-50%, -50%) scale(1.1); opacity: 1; }
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.btn-spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2.5px solid rgba(255, 255, 255, 0.35);
  border-top-color: #FFFFFF;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  margin-right: 4px;
}

.loading-text {
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.loading-subtext {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* Result Preview Section */
.result-section {
  display: none;
  max-width: 640px;
  margin: 20px auto 36px;
  animation: fadeIn 0.35s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.result-card {
  background: #FFFFFF;
  border: 1.5px solid var(--border-subtle);
  border-radius: 20px;
  padding: 20px 24px;
  box-shadow: 0 14px 40px rgba(15, 23, 42, 0.08);
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 24px;
  align-items: center;
  max-width: 660px;
  margin: 0 auto;
}

.result-media-box {
  position: relative;
  width: 190px;
  height: 235px;
  background: #0F172A;
  border-radius: 14px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
  border: 1px solid #E2E8F0;
  flex-shrink: 0;
}

.result-media-box img,
.result-media-box video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media-type-badge {
  position: absolute;
  bottom: 8px;
  left: 8px;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(6px);
  color: #FFFFFF;
  font-size: 0.7rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.no-watermark-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  background: rgba(16, 185, 129, 0.92);
  backdrop-filter: blur(6px);
  color: #FFFFFF;
  font-size: 0.7rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.25);
  letter-spacing: 0.02em;
}

.result-info-box {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
  min-width: 0;
}

.download-options-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
}

.download-btn-row {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
}

.btn-primary-dl {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-full);
  background: var(--grad-brand);
  color: #FFFFFF;
  font-size: 0.9375rem;
  font-weight: 700;
  min-height: 42px;
  box-shadow: 0 4px 14px rgba(225, 48, 108, 0.3);
  transition: all var(--transition-normal);
  cursor: pointer;
  width: 100%;
}

.btn-primary-dl:hover {
  background: var(--grad-brand-hover);
  box-shadow: 0 6px 18px rgba(225, 48, 108, 0.4);
  transform: translateY(-1px);
}

.btn-secondary-dl {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  background: #F8FAFC;
  border: 1.5px solid #E2E8F0;
  color: #334155;
  font-size: 0.875rem;
  font-weight: 600;
  min-height: 38px;
  transition: all var(--transition-fast);
  cursor: pointer;
  width: 100%;
}

.btn-secondary-dl:hover {
  background: #F1F5F9;
  border-color: #CBD5E1;
  color: #0F172A;
}

/* Steps Section (Visual Guide) */
.steps-section {
  padding: 60px 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  background: #F8FAFC;
}

.section-title-wrap {
  text-align: center;
  margin-bottom: 44px;
}

.section-tag {
  color: var(--accent-pink);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
  display: block;
}

.section-title {
  font-size: clamp(1.625rem, 3.5vw, 2.25rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.step-card {
  position: relative;
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.03);
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.step-card:hover {
  transform: translateY(-4px);
  border-color: rgba(225, 48, 108, 0.3);
  box-shadow: 0 10px 30px rgba(225, 48, 108, 0.08);
}

.step-number-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--grad-brand);
  color: #FFFFFF;
  font-weight: 700;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(225, 48, 108, 0.4);
}

.step-icon-wrap {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: rgba(225, 48, 108, 0.08);
  color: var(--accent-pink);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 10px auto 20px;
}

.step-card h3 {
  font-size: 1.1875rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.step-card p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* SEO Content & Article Body */
.seo-article-section {
  padding: 70px 0;
}

.article-content {
  max-width: 860px;
  margin: 0 auto;
}

.article-content h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin: 40px 0 16px;
}

.article-content h2:first-of-type {
  margin-top: 0;
}

.article-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 28px 0 12px;
}

.article-content p {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

.article-content ul {
  list-style: none;
  margin: 20px 0 24px;
  padding-left: 0;
}

.article-content ul li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 12px;
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.article-content ul li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent-pink);
  font-weight: 700;
}

.feature-grid-two {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 28px 0 36px;
}

.feature-box {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.03);
}

.feature-box h4 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.feature-box p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-bottom: 0;
}

.pro-tip-box {
  background: rgba(225, 48, 108, 0.06);
  border-left: 4px solid var(--accent-pink);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 20px;
  margin: 32px 0;
}

.pro-tip-box strong {
  color: var(--text-primary);
  display: block;
  margin-bottom: 6px;
}

/* FAQ Accordion */
.faq-section {
  padding: 60px 0 80px;
  border-top: 1px solid var(--border-subtle);
  background: #FFFFFF;
}

.faq-container {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.02);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.faq-item.active {
  border-color: rgba(225, 48, 108, 0.35);
  box-shadow: 0 4px 16px rgba(225, 48, 108, 0.06);
}

.faq-question-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: transparent;
  color: var(--text-primary);
  font-size: 1.0625rem;
  font-weight: 600;
  text-align: left;
  gap: 16px;
  min-height: 54px;
}

.faq-icon-chevron {
  flex-shrink: 0;
  transition: transform var(--transition-normal);
  color: var(--text-muted);
}

.faq-item.active .faq-icon-chevron {
  transform: rotate(180deg);
  color: var(--accent-pink);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
  background: #F8FAFC;
  border-top: 1px solid #F1F5F9;
}

.faq-answer-inner {
  padding: 16px 24px 20px;
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* Footer */
.site-footer {
  margin-top: auto;
  background: #0F172A;
  border-top: 1px solid #1E293B;
  padding: 60px 0 30px;
  color: #94A3B8;
}

.site-footer .logo-text {
  background: linear-gradient(135deg, #FFFFFF 40%, #F56040 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand-desc {
  color: #94A3B8;
  font-size: 0.875rem;
  line-height: 1.6;
  margin-top: 12px;
  max-width: 320px;
}

.footer-col h5 {
  color: #F8FAFC;
  font-size: 0.9375rem;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: #94A3B8;
  font-size: 0.875rem;
}

.footer-links a:hover {
  color: #FFFFFF;
}

.footer-disclaimer-box {
  padding: 18px 20px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  margin-bottom: 30px;
  font-size: 0.75rem;
  color: #94A3B8;
  line-height: 1.6;
  text-align: center;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.8125rem;
  color: #64748B;
  flex-wrap: wrap;
  gap: 12px;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 380px;
  width: calc(100% - 48px);
  pointer-events: none;
}

.toast-msg {
  pointer-events: auto;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.12);
  animation: toastSlideIn 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.toast-msg.error {
  border-color: rgba(239, 68, 68, 0.4);
}

.toast-msg.success {
  border-color: rgba(16, 185, 129, 0.4);
}

@keyframes toastSlideIn {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.toast-icon {
  flex-shrink: 0;
  margin-top: 2px;
}

.toast-content {
  flex: 1;
  font-size: 0.875rem;
  color: var(--text-primary);
  line-height: 1.4;
}

/* Responsive Breakpoints */
@media (max-width: 992px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .result-card {
    grid-template-columns: 1fr;
  }

  .result-media-box {
    max-height: 380px;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .downloader-form {
    flex-direction: column;
    border-radius: 20px;
    padding: 12px;
    gap: 10px;
  }

  .input-main-group {
    width: 100%;
    background: #F8FAFC;
    border: 1px solid #E2E8F0;
    border-radius: 14px;
    padding: 4px 10px;
  }

  .search-icon-badge {
    width: 36px;
    height: 36px;
  }

  .url-input {
    width: 100%;
    font-size: 0.9375rem;
    min-height: 42px;
  }

  .input-actions {
    width: 100%;
    display: flex;
    gap: 10px;
  }

  .btn-paste {
    flex: 1;
    justify-content: center;
    min-height: 46px;
  }

  .btn-download {
    flex: 1.6;
    justify-content: center;
    min-height: 46px;
  }

  .sample-pills-bar {
    gap: 6px;
  }

  .sample-pill {
    padding: 4px 10px;
    font-size: 0.75rem;
  }

  .result-card {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 16px;
    max-width: 420px;
  }

  .result-media-box {
    width: 170px;
    height: 215px;
    margin: 0 auto;
  }

  .feature-grid-two {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero-section {
    padding: 24px 0 36px;
  }

  .step-card {
    padding: 24px 16px;
  }

  .download-btn-row {
    flex-direction: column;
  }

  .btn-primary-dl, .btn-secondary-dl {
    width: 100%;
  }
}