/* ============================================
   SmartApplication.in - Main Stylesheet
   Premium Application & Letter Generator
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700&family=DM+Sans:wght@300;400;500;600&display=swap');

/* ── CSS Variables ── */
:root {
  --primary: #1a3a5c;
  --primary-light: #2563a8;
  --accent: #e87c2e;
  --accent-light: #f4a055;
  --bg: #f7f5f0;
  --bg-white: #ffffff;
  --bg-card: #fefefe;
  --text-dark: #1a1a2e;
  --text-mid: #3d3d5c;
  --text-light: #6b7280;
  --border: #e2ddd6;
  --shadow-sm: 0 2px 8px rgba(26,58,92,0.08);
  --shadow-md: 0 8px 24px rgba(26,58,92,0.12);
  --shadow-lg: 0 20px 60px rgba(26,58,92,0.16);
  --radius: 12px;
  --radius-lg: 20px;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --max-width: 1200px;
  --transition: 0.25s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text-dark);
  line-height: 1.65;
  font-size: 16px;
  min-height: 100vh;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ── Container ── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Typography ── */
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.25; }
h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); }
p { color: var(--text-mid); }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  letter-spacing: 0.02em;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 16px rgba(26,58,92,0.3);
}
.btn-primary:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(26,58,92,0.35);
}

.btn-accent {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 16px rgba(232,124,46,0.3);
}
.btn-accent:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(232,124,46,0.4);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}

.btn-copy {
  background: #16a34a;
  color: #fff;
  font-size: 0.9rem;
  padding: 12px 24px;
  box-shadow: 0 4px 12px rgba(22,163,74,0.3);
}
.btn-copy:hover {
  background: #15803d;
  transform: translateY(-2px);
}
.btn-copy.copied {
  background: #0f766e;
}

/* ── Header ── */
.site-header {
  background: var(--bg-white);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary);
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.1rem;
}

.logo span { color: var(--accent); }

.site-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.site-nav a {
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--text-mid);
  padding: 8px 14px;
  border-radius: 8px;
  transition: all var(--transition);
}

.site-nav a:hover, .site-nav a.active {
  background: var(--bg);
  color: var(--primary);
}

.nav-cta {
  background: var(--accent) !important;
  color: #fff !important;
  padding: 9px 18px !important;
}
.nav-cta:hover { background: var(--accent-light) !important; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ── Ad Wrapper ── */
.ad-wrapper {
  background: var(--bg-white);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: 8px;
  text-align: center;
  margin: 24px 0;
  min-height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.ad-label {
  font-size: 0.7rem;
  color: var(--text-light);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ── Hero Section ── */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, #0f2744 60%, #1a4a7a 100%);
  color: #fff;
  padding: 80px 0 100px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(232,124,46,0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 760px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(232,124,46,0.2);
  border: 1px solid rgba(232,124,46,0.4);
  color: var(--accent-light);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 20px;
  letter-spacing: 0.04em;
}

.hero h1 {
  color: #fff;
  margin-bottom: 20px;
}

.hero h1 em {
  font-style: normal;
  color: var(--accent-light);
}

.hero p {
  color: rgba(255,255,255,0.8);
  font-size: 1.1rem;
  margin-bottom: 36px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-top: 56px;
  flex-wrap: wrap;
}

.stat-item {
  text-align: center;
}
.stat-item .stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-light);
}
.stat-item .stat-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.65);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ── Section Spacing ── */
.section { padding: 72px 0; }
.section-sm { padding: 48px 0; }

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 10px;
}

.section-header h2 { margin-bottom: 12px; }
.section-header p { color: var(--text-light); }

/* ── Category Cards ── */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.category-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--transition);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.category-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.category-card:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.category-card:hover::before { transform: scaleX(1); }

.card-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--bg), #e8e4dc);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.category-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.category-card p { font-size: 0.88rem; color: var(--text-light); margin-bottom: 16px; }

.card-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary-light);
  display: flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--transition);
}
.category-card:hover .card-link { gap: 8px; }

/* ── How It Works ── */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 32px;
  position: relative;
}

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

.step-num {
  width: 56px;
  height: 56px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin: 0 auto 16px;
}

.step-card h3 { margin-bottom: 8px; font-size: 1rem; }
.step-card p { font-size: 0.87rem; color: var(--text-light); }

/* ── Features List ── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.feature-item {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: var(--bg-white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.feature-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-item h4 { font-size: 0.95rem; margin-bottom: 4px; }
.feature-item p { font-size: 0.85rem; color: var(--text-light); }

/* ── Generator Form ── */
.generator-section {
  padding: 48px 0 80px;
}

.generator-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}

.form-card, .output-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--bg);
  display: flex;
  align-items: center;
  gap: 8px;
}

.form-group { margin-bottom: 20px; }

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 6px;
}

.form-group label .req { color: var(--accent); margin-left: 2px; }

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-dark);
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 12px 16px;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(37,99,168,0.1);
  background: var(--bg-white);
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
  cursor: pointer;
}

.form-group textarea { min-height: 90px; resize: vertical; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 8px;
}

/* ── Output Area ── */
.output-placeholder {
  min-height: 300px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  text-align: center;
  gap: 12px;
}

.output-placeholder .ph-icon { font-size: 3rem; opacity: 0.4; }
.output-placeholder p { font-size: 0.9rem; }

.output-text {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  font-size: 0.93rem;
  line-height: 1.8;
  color: var(--text-dark);
  white-space: pre-wrap;
  min-height: 300px;
  margin-bottom: 16px;
  font-family: 'Courier New', monospace;
  display: none;
}

.output-text.visible { display: block; }

.output-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.copy-feedback {
  font-size: 0.85rem;
  color: #16a34a;
  font-weight: 600;
  opacity: 0;
  transition: opacity var(--transition);
  align-self: center;
}
.copy-feedback.show { opacity: 1; }

/* ── Page Hero (inner pages) ── */
.page-hero {
  background: linear-gradient(135deg, var(--primary) 0%, #0f2744 100%);
  color: #fff;
  padding: 56px 0;
  text-align: center;
}
.page-hero h1 { color: #fff; font-size: clamp(1.6rem, 4vw, 2.5rem); margin-bottom: 12px; }
.page-hero p { color: rgba(255,255,255,0.75); max-width: 560px; margin: 0 auto; }

/* ── Categories Page ── */
.categories-all {
  padding: 60px 0;
}

.cat-section { margin-bottom: 56px; }
.cat-section-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
}

.cat-links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}

.cat-link-item {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-dark);
  transition: all var(--transition);
  cursor: pointer;
}

.cat-link-item:hover {
  border-color: var(--primary-light);
  color: var(--primary);
  box-shadow: var(--shadow-sm);
  transform: translateX(4px);
}

/* ── About / Static Pages ── */
.static-page { padding: 64px 0; }
.static-content {
  max-width: 780px;
  margin: 0 auto;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: 48px 56px;
  box-shadow: var(--shadow-sm);
}

.static-content h2 {
  font-size: 1.4rem;
  margin: 32px 0 12px;
  color: var(--primary);
}
.static-content h2:first-child { margin-top: 0; }
.static-content p { margin-bottom: 14px; font-size: 0.95rem; color: var(--text-mid); }
.static-content ul { padding-left: 20px; margin-bottom: 14px; }
.static-content ul li { margin-bottom: 6px; font-size: 0.95rem; color: var(--text-mid); list-style: disc; }

/* ── Contact Form ── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
  padding: 64px 0;
}

.contact-info h2 { margin-bottom: 16px; }
.contact-info p { margin-bottom: 24px; }
.contact-detail {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: 12px;
  font-size: 0.9rem;
}
.contact-detail span:first-child { font-size: 1.2rem; }

.contact-form-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

/* ── FAQ ── */
.faq-section { padding: 64px 0; background: var(--bg-white); }
.faq-grid { max-width: 800px; margin: 0 auto; }

.faq-item {
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
}
.faq-question {
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  color: var(--text-dark);
}
.faq-question .faq-icon { font-size: 1.2rem; transition: transform var(--transition); flex-shrink: 0; }
.faq-item.open .faq-question .faq-icon { transform: rotate(45deg); }
.faq-answer {
  font-size: 0.9rem;
  color: var(--text-light);
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.25s ease;
}
.faq-item.open .faq-answer { max-height: 300px; padding-top: 12px; }

/* ── Footer ── */
.site-footer {
  background: #0f1f35;
  color: rgba(255,255,255,0.7);
  padding: 56px 0 0;
}

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

.footer-brand .logo { color: #fff; margin-bottom: 14px; }
.footer-brand .logo span { color: var(--accent-light); }
.footer-brand p { font-size: 0.875rem; line-height: 1.7; }

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: #fff;
  margin-bottom: 14px;
  font-weight: 600;
}

.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.55);
  transition: color var(--transition);
}
.footer-col ul li a:hover { color: var(--accent-light); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
  flex-wrap: wrap;
  gap: 8px;
}

/* ── Breadcrumb ── */
.breadcrumb {
  padding: 14px 0;
  font-size: 0.82rem;
  color: var(--text-light);
}
.breadcrumb a { color: var(--primary-light); }
.breadcrumb span { margin: 0 6px; }

/* ── Toast ── */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--primary);
  color: #fff;
  padding: 12px 20px;
  border-radius: 10px;
  font-size: 0.875rem;
  font-weight: 500;
  box-shadow: var(--shadow-md);
  z-index: 9999;
  opacity: 0;
  transform: translateY(12px);
  transition: all 0.3s ease;
  pointer-events: none;
}
.toast.show { opacity: 1; transform: translateY(0); }

/* ── Responsive ── */
@media (max-width: 900px) {
  .generator-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .site-nav { display: none; flex-direction: column; position: absolute; top: 68px; left: 0; right: 0; background: var(--bg-white); border-bottom: 1px solid var(--border); padding: 16px 24px; gap: 4px; }
  .site-nav.open { display: flex; }
  .hamburger { display: flex; }
  .header-inner { position: relative; }
  .hero { padding: 56px 0 72px; }
  .hero-stats { gap: 24px; }
  .footer-grid { grid-template-columns: 1fr; }
  .form-card, .output-card { padding: 24px 20px; }
  .static-content { padding: 32px 24px; }
}

@media (max-width: 480px) {
  .categories-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr 1fr; }
}