/* ============================================
   BTPJS — Shared Styles
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  --primary: #0a2472;
  --primary-dark: #0F172A;
  --accent: #d4af37;
  --accent-light: #f5d742;
  --accent-soft: #f8e3a0;
  --dark-bg: #0b1120;
  --bg: #f8fafc;
  --text: #1e293b;
  --text-light: #f1f5f9;
  --gray: #64748b;
  --gray-light: #94a3b8;
  --glass-bg: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.2);
  --glass-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --card-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  --card-hover-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
  --nav-height: 75px;

  --toast-bg: #1e293b;
  --toast-success: #16a34a;
  --toast-error: #dc2626;
  --toast-info: #0ea5e9;
  --skeleton-bg: #e2e8f0;
  --skeleton-shine: #f1f5f9;

  --accent-gold: #d4af37;
  --primary-deep: #0a2472;
  --border-color: #e0e0e0;
  --text-muted: #666666;
  --divider-color: #e5e7eb;
  --text-faint: #94a3b8;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  width: 100%;
  position: relative;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

/* --- Container --- */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
  width: 100%;
}

/* --- Section --- */
.section {
  padding: 6rem 0;
  position: relative;
  width: 100%;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
  width: 100%;
}

.section-subtitle {
  color: var(--accent);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 1rem;
  display: block;
}

.section-title {
  text-align: center;
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.8rem, 4.5vw, 2.8rem);
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
  margin-bottom: 3rem;
}

.section-title .gold {
  color: var(--accent);
  position: relative;
  display: inline-block;
}

.section-title .gold::after {
  content: '';
  position: absolute;
  bottom: 5px;
  left: 0;
  width: 100%;
  height: 8px;
  background: rgba(212, 175, 55, 0.3);
  z-index: -1;
}

/* --- Navigation --- */
.navbar {
  position: fixed;
  top: 15px;
  left: 50%;
  transform: translateX(-50%);
  width: 94%;
  max-width: 1400px;
  padding: 0.8rem 1.5rem;
  border-radius: 60px;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar.scrolled {
  background: rgba(10, 36, 114, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 0.6rem 1.5rem;
  border-color: var(--accent);
  box-shadow: 0 10px 40px rgba(10, 36, 114, 0.3);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.3rem;
  font-weight: 800;
  color: white;
  text-decoration: none;
  letter-spacing: -0.5px;
  z-index: 1001;
  transition: transform 0.3s;
}

.logo:hover {
  transform: scale(1.02);
}

.logo-icon {
  font-size: 1.6rem;
  color: var(--accent);
  filter: drop-shadow(0 0 8px rgba(212, 175, 55, 0.4));
}

.logo span {
  background: linear-gradient(135deg, #fff 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  align-items: center;
  margin: 0;
  padding: 0;
}

.nav-link {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  padding: 0.5rem 0;
  position: relative;
  transition: all 0.3s;
  white-space: nowrap;
  letter-spacing: 0.3px;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-link:hover,
.nav-link.active {
  color: white;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.mobile-toggle {
  display: none;
  color: white;
  font-size: 1.8rem;
  cursor: pointer;
  z-index: 1001;
  background: transparent;
  border: none;
  padding: 8px;
  transition: transform 0.3s;
}

.mobile-toggle:hover {
  transform: rotate(90deg);
}

/* --- Page Header --- */
.page-header {
  background: linear-gradient(135deg, rgba(10, 36, 114, 0.85), rgba(15, 23, 42, 0.75)), url('https://images.unsplash.com/photo-1580582932707-520aed937b7b?ixlib=rb-4.0.3&auto=format&fit=crop&w=2000&q=80') center/cover no-repeat;
  padding: 150px 2rem 80px;
  text-align: center;
  color: white;
  position: relative;
}

.page-header h1 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: 0.75rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.page-header p {
  font-size: 0.85rem;
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
}

/* --- Page Header Overlays --- */
.page-header-overlay-dots::before {
  content: ''; position: absolute; inset: 0; z-index: 1;
  background-image: radial-gradient(circle, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 20px 20px; pointer-events: none;
}
.page-header-overlay-stripes::before {
  content: ''; position: absolute; inset: 0; z-index: 1;
  background: repeating-linear-gradient(45deg, transparent, transparent 40px, rgba(255,255,255,0.03) 40px, rgba(255,255,255,0.03) 41px);
  pointer-events: none;
}
.page-header-overlay-grid::before {
  content: ''; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px) 0 0 / 60px 60px,
              linear-gradient(0deg, rgba(255,255,255,0.03) 1px, transparent 1px) 0 0 / 60px 60px;
  pointer-events: none;
}
.page-header h1, .page-header p, .page-header .breadcrumbs {
  position: relative;
  z-index: 2;
}

/* --- Buttons --- */
.btn-primary,
.btn-secondary {
  padding: 1rem 2.8rem;
  border-radius: 60px;
  font-weight: 700;
  text-decoration: none;
  font-size: 1.1rem;
  transition: all 0.4s;
  position: relative;
  overflow: hidden;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: var(--primary);
  box-shadow: 0 10px 30px -5px rgba(212, 175, 55, 0.5);
}

.btn-primary:hover {
  transform: scale(1.05);
  box-shadow: 0 20px 40px -5px rgba(212, 175, 55, 0.7);
}

.btn-secondary {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--accent);
}

.btn-secondary:hover {
  background: var(--accent);
  color: var(--primary);
  transform: scale(1.05);
}

/* --- Glass Components --- */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}

.glass-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 32px;
  padding: 2rem;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  overflow: hidden;
}

/* --- Stats Section --- */
.stats-section {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  text-align: center;
}

.stat-item-large {
  text-align: center;
}

.stat-number-large {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--accent);
  display: block;
  line-height: 1.2;
}

.stat-label-large {
  font-size: 1.1rem;
  opacity: 0.9;
}

/* --- Scroll Reveal --- */
.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* --- Breadcrumbs --- */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
  flex-wrap: wrap;
}
.page-header .breadcrumbs {
  justify-content: flex-start;
  max-width: 1400px;
  margin: 0 auto 1.5rem;
  padding: 0;
  width: 100%;
}
.breadcrumbs a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color 0.3s;
}
.breadcrumbs a:hover {
  color: var(--accent);
}
.breadcrumbs .sep {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.7rem;
}
.breadcrumbs .current {
  color: var(--accent);
  font-weight: 600;
}
@media (max-width: 480px) {
  .breadcrumbs { font-size: 0.75rem; gap: 0.3rem; }
  .breadcrumbs .sep { font-size: 0.6rem; }
}

/* --- Scroll Progress --- */
#scrollProgress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
  z-index: 10001;
  transition: width 0.1s linear;
  pointer-events: none;
}

/* --- Back to Top --- */
#backToTop {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: var(--primary);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.2rem;
  display: none;
  z-index: 999;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
}

#backToTop:hover {
  transform: scale(1.1);
}

/* --- Animations --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  40% {
    transform: translateX(-50%) translateY(-15px);
  }
  60% {
    transform: translateX(-50%) translateY(-8px);
  }
}

@keyframes float {
  0%, 100% {
    transform: translate(0, 0) rotate(0deg);
  }
  25% {
    transform: translate(50px, 50px) rotate(90deg);
  }
  50% {
    transform: translate(0, 100px) rotate(180deg);
  }
  75% {
    transform: translate(-50px, 50px) rotate(270deg);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
}

/* --- Section Dividers --- */
.section-divider-top {
  position: relative;
  margin-top: -6rem;
  z-index: 2;
}
.section-divider-top svg {
  display: block;
  width: 100%;
  height: clamp(40px, 8vw, 80px);
}
.section-divider-bottom {
  position: relative;
  margin-bottom: -6rem;
  z-index: 2;
}
.section-divider-bottom svg {
  display: block;
  width: 100%;
  height: clamp(40px, 8vw, 80px);
  transform: scaleY(-1);
}

/* --- Section Backgrounds --- */
.section-bg-alt {
  background: white;
}
.section-bg-muted {
  background: var(--bg);
}

@media (max-width: 576px) {
  .section-divider-top svg,
  .section-divider-bottom svg {
    height: 25px;
  }
}

/* --- Premium Card System --- */
.card {
  background: white;
  border-radius: 20px;
  overflow: hidden;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-hover:hover {
  transform: translateY(-8px);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
}

.card-accent-top {
  border-top: 4px solid var(--accent);
}

.card-accent-left {
  border-left: 4px solid var(--accent);
}

.card-accent-bottom {
  border-bottom: 4px solid var(--accent);
}

.card-image-zoom {
  overflow: hidden;
}

.card-image-zoom img {
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-image-zoom:hover img {
  transform: scale(1.05);
}

.card-icon-circle {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 1.8rem;
  background: rgba(212, 175, 55, 0.12);
  color: var(--accent);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-icon-animate:hover .card-icon-circle {
  background: var(--accent);
  color: var(--primary);
  transform: scale(1.1) rotate(-5deg);
}

.card-category {
  display: inline-block;
  background: rgba(212, 175, 55, 0.15);
  color: var(--accent);
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.75rem;
}

@media (max-width: 576px) {
  .card-icon-circle {
    width: 56px;
    height: 56px;
    font-size: 1.4rem;
    margin-bottom: 1rem;
  }
}

/* --- Form Utilities --- */
.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text);
  font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 2px solid var(--border-color);
  border-radius: 10px;
  font-size: 0.95rem;
  font-family: inherit;
  background: white;
  transition: all 0.3s ease;
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}

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

.btn-submit {
  width: 100%;
  padding: 1rem;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: var(--primary);
  border: none;
  border-radius: 10px;
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.3s, box-shadow 0.3s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(212, 175, 55, 0.4);
}

/* --- Empty State --- */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--gray);
}

.empty-state i {
  font-size: 4rem;
  color: var(--text-faint);
  margin-bottom: 1rem;
  display: block;
}

/* --- Status Messages --- */
.message-success {
  background: #dcfce7;
  color: #16a34a;
  padding: 1rem;
  border-radius: 10px;
  margin-bottom: 1.5rem;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.message-error {
  background: #fee2e2;
  color: #dc2626;
  padding: 1rem;
  border-radius: 10px;
  margin-bottom: 1.5rem;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

/* --- Page Load Fade-in --- */
body {
  animation: pageFadeIn 0.5s ease;
}

@keyframes pageFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* --- Custom Scrollbar --- */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg);
}

::-webkit-scrollbar-thumb {
  background: var(--accent);
  border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-light);
}

/* --- Card Hover Depth --- */
.card-hover {
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275),
              box-shadow 0.4s ease;
}

.card-hover:hover {
  transform: translateY(-8px);
  box-shadow: 0 30px 60px -15px rgba(10, 36, 114, 0.2);
}

.card-hover-glow:hover {
  box-shadow: 0 30px 60px -15px rgba(212, 175, 55, 0.3),
              0 0 0 1px rgba(212, 175, 55, 0.15);
}

/* --- Skeleton Loader --- */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--skeleton-bg) 25%,
    var(--skeleton-shine) 50%,
    var(--skeleton-bg) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 8px;
}

.skeleton-image {
  position: relative;
  overflow: hidden;
  background: var(--skeleton-bg);
  min-height: 200px;
}

.skeleton-image img {
  opacity: 0;
  transition: opacity 0.4s ease;
}

.skeleton-image.loaded img {
  opacity: 1;
}

.skeleton-image.loaded::before {
  display: none;
}

.skeleton-image::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent 25%,
    rgba(255, 255, 255, 0.3) 50%,
    transparent 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  z-index: 1;
}

.skeleton-text {
  height: 1em;
  margin-bottom: 0.5em;
  border-radius: 4px;
}

.skeleton-text:last-child {
  width: 60%;
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* --- Toast Notification System --- */
.toast-container {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 99999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  padding: 16px 24px;
  border-radius: 12px;
  color: white;
  font-weight: 500;
  font-size: 0.95rem;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
  gap: 12px;
  pointer-events: auto;
  animation: toastSlideIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  max-width: 400px;
  backdrop-filter: blur(8px);
}

.toast.removing {
  animation: toastSlideOut 0.3s ease forwards;
}

.toast i {
  font-size: 1.2rem;
  flex-shrink: 0;
}

.toast.success {
  background: rgba(22, 163, 74, 0.95);
}

.toast.error {
  background: rgba(220, 38, 56, 0.95);
}

.toast.info {
  background: rgba(14, 165, 233, 0.95);
}

.toast.default {
  background: rgba(30, 41, 59, 0.95);
}

@keyframes toastSlideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes toastSlideOut {
  from {
    transform: translateX(0);
    opacity: 1;
  }
  to {
    transform: translateX(100%);
    opacity: 0;
  }
}

/* --- Loading Spinner --- */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2.5px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.spinner-dark {
  border-color: rgba(10, 36, 114, 0.2);
  border-top-color: var(--primary);
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.btn-loading {
  position: relative;
  pointer-events: none;
}

.btn-loading .btn-text {
  visibility: hidden;
}

.btn-loading::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  border: 2.5px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  top: 50%;
  left: 50%;
  margin: -10px 0 0 -10px;
}

/* --- Floating Labels --- */
.form-floating {
  position: relative;
  margin-bottom: 1.5rem;
}

.form-floating input,
.form-floating select,
.form-floating textarea {
  width: 100%;
  padding: 18px 18px 8px;
  border: 2px solid var(--border-color);
  border-radius: 10px;
  font-size: 0.95rem;
  font-family: inherit;
  background: white;
  transition: all 0.3s ease;
  outline: none;
  padding-top: 1.5rem;
}

.form-floating select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 2.5rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236b7280' d='M1 1l5 5 5-5' stroke='%236b7280' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 12px;
}

.form-floating input:focus,
.form-floating select:focus,
.form-floating textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.form-floating input:focus,
.form-floating select:focus,
.form-floating textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.form-floating label {
  position: absolute;
  top: 50%;
  left: 18px;
  transform: translateY(-50%);
  font-size: 1rem;
  color: var(--gray);
  transition: all 0.2s ease;
  pointer-events: none;
  background: white;
  padding: 0 4px;
  line-height: 1;
}

.form-floating textarea ~ label {
  top: 18px;
  transform: none;
}

.form-floating input:focus ~ label,
.form-floating select:focus ~ label,
.form-floating textarea:focus ~ label,
.form-floating input.has-value ~ label,
.form-floating select.has-value ~ label,
.form-floating textarea.has-value ~ label {
  top: 8px;
  transform: none;
  font-size: 0.75rem;
  color: var(--accent);
}

/* --- Form Validation --- */
.form-group.is-invalid input,
.form-group.is-invalid select,
.form-group.is-invalid textarea,
.form-floating.is-invalid input,
.form-floating.is-invalid select,
.form-floating.is-invalid textarea {
  border-color: var(--toast-error);
}

.form-group.is-invalid input:focus,
.form-floating.is-invalid input:focus {
  box-shadow: 0 0 0 3px rgba(220, 38, 56, 0.1);
}

.form-group.is-valid input,
.form-group.is-valid select,
.form-group.is-valid textarea,
.form-floating.is-valid input,
.form-floating.is-valid select,
.form-floating.is-valid textarea {
  border-color: var(--toast-success);
}

.validation-feedback {
  font-size: 0.8rem;
  margin-top: 4px;
  display: none;
  align-items: center;
  gap: 4px;
}

.form-group.is-invalid .validation-feedback,
.form-floating.is-invalid .validation-feedback {
  display: flex;
  color: var(--toast-error);
}

.form-group.is-valid .validation-feedback,
.form-floating.is-valid .validation-feedback {
  display: flex;
  color: var(--toast-success);
}

/* ============================================
   Responsive — Shared
   ============================================ */

@media (max-width: 992px) {
  .navbar {
    width: 92%;
    padding: 0.7rem 1rem;
  }

  .navbar.scrolled {
    padding: 0.6rem 1rem;
  }

  .logo {
    font-size: 1.1rem;
  }

  .logo-icon {
    font-size: 1.4rem;
  }

  .logo span {
    display: block;
  }

  .nav-menu {
    gap: 1.2rem;
  }

  .nav-link {
    font-size: 0.85rem;
  }

  .section {
    padding: 4rem 0;
  }
}

@media (max-width: 768px) {
  .navbar {
    width: 95%;
    top: 10px;
    padding: 0.6rem 0.8rem;
    border-radius: 50px;
  }

  .navbar.scrolled {
    padding: 0.5rem 0.8rem;
  }

  .logo {
    font-size: 1rem;
    gap: 6px;
  }

  .logo-icon {
    font-size: 1.3rem;
  }

  .logo span {
    display: block;
    font-size: 0.85rem;
    white-space: nowrap;
  }

  .nav-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 36, 114, 0.98);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 80px 2rem 2rem;
    flex-direction: column;
    gap: 1.2rem;
    border-radius: 0 0 30px 30px;
    z-index: 1000;
  }

  .nav-menu.active {
    display: flex;
  }

  .mobile-toggle {
    display: block;
  }

  .page-header {
    padding: 120px 1.5rem 60px;
  }

  .page-header h1 {
    font-size: clamp(1.8rem, 8vw, 2.5rem);
  }

  .section {
    padding: 3.5rem 0;
  }

  .stats-grid {
    gap: 2rem;
  }

  .stat-number-large {
    font-size: 2.5rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

}

@media (max-width: 576px) {
  .container {
    padding: 0 1.25rem;
  }

  .navbar {
    width: 92%;
    top: 8px;
  }

  .logo {
    font-size: 0.85rem;
    gap: 4px;
  }

  .logo-icon {
    font-size: 1rem;
  }

  .logo span {
    font-size: 0.75rem;
  }

  .mobile-toggle {
    font-size: 1.4rem;
    padding: 6px;
  }

  .page-header {
    padding: 100px 1rem 50px;
  }

  .section {
    padding: 2.5rem 0;
  }

  .section-header {
    margin-bottom: 2.5rem;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }

  .stat-number-large {
    font-size: 2rem;
  }

  .stat-label-large {
    font-size: 0.9rem;
  }

  #backToTop {
    bottom: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .navbar {
    padding: 0.5rem 0.7rem;
  }

  .logo {
    font-size: 0.8rem;
  }

  .logo-icon {
    font-size: 0.9rem;
  }

  .logo span {
    font-size: 0.7rem;
  }

  .mobile-toggle {
    font-size: 1.2rem;
    padding: 4px;
  }

  .page-header {
    padding: 90px 1.25rem 40px;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
}