/* ===== DESIGN TOKENS ===== */
:root {
  /* Type Scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-hero: clamp(2.5rem, 0.5rem + 7vw, 6rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Brand Colors — from flyer */
  --color-navy: #0B1B32;
  --color-navy-light: #142a4a;
  --color-gold: #CA8A2A;
  --color-gold-light: #d49938;
  --color-gold-dark: #a8721f;
  --color-blue-accent: #1D4F91;
  --color-white: #FFFFFF;
  --color-off-white: #F8FAFC;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Fonts */
  --font-display: 'Cabinet Grotesk', 'Helvetica Neue', sans-serif;
  --font-body: 'General Sans', 'Inter', sans-serif;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(11, 27, 50, 0.06);
  --shadow-md: 0 4px 12px rgba(11, 27, 50, 0.08);
  --shadow-lg: 0 12px 32px rgba(11, 27, 50, 0.12);

  /* Content widths */
  --content-default: 960px;
  --content-wide: 1200px;
}

/* ===== LIGHT MODE (default) ===== */
:root,
[data-theme='light'] {
  --color-bg: var(--color-off-white);
  --color-surface: #FFFFFF;
  --color-surface-2: #F1F5F9;
  --color-surface-offset: #E2E8F0;
  --color-border: #CBD5E1;
  --color-divider: #E2E8F0;
  --color-text: #1E293B;
  --color-text-muted: #64748B;
  --color-text-faint: #94A3B8;
  --color-text-inverse: #FFFFFF;
  --color-primary: var(--color-navy);
  --color-primary-hover: var(--color-navy-light);
  --color-accent: var(--color-gold);
  --color-accent-hover: var(--color-gold-light);
  --color-accent-dark: var(--color-gold-dark);
  --color-blue: var(--color-blue-accent);
  --color-success: #16a34a;
  --color-error: #dc2626;
  --shadow-sm: 0 1px 2px rgba(11, 27, 50, 0.06);
  --shadow-md: 0 4px 12px rgba(11, 27, 50, 0.08);
  --shadow-lg: 0 12px 32px rgba(11, 27, 50, 0.12);
}

/* ===== DARK MODE ===== */
[data-theme='dark'] {
  --color-bg: #0a1424;
  --color-surface: #0f1e35;
  --color-surface-2: #142a4a;
  --color-surface-offset: #1a3358;
  --color-border: #2a4a6e;
  --color-divider: #1a3358;
  --color-text: #E2E8F0;
  --color-text-muted: #94A3B8;
  --color-text-faint: #64748B;
  --color-text-inverse: #0B1B32;
  --color-primary: #E2E8F0;
  --color-primary-hover: #CBD5E1;
  --color-accent: var(--color-gold);
  --color-accent-hover: var(--color-gold-light);
  --color-accent-dark: var(--color-gold-dark);
  --color-blue: #5591c7;
  --color-success: #4ade80;
  --color-error: #f87171;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.4);
}

/* ===== BASE ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-16);
}

body {
  min-height: 100dvh;
  line-height: 1.6;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: background-color var(--transition-interactive), color var(--transition-interactive);
}

img, svg { display: block; max-width: 100%; height: auto; }
ul[role='list'], ol[role='list'] { list-style: none; }

input, button, textarea, select {
  font: inherit;
  color: inherit;
}

h1, h2, h3, h4, h5, h6 {
  text-wrap: balance;
  line-height: 1.15;
  font-family: var(--font-display);
  font-weight: 700;
}

p, li, figcaption {
  text-wrap: pretty;
  max-width: 72ch;
}

::selection {
  background: var(--color-accent);
  color: var(--color-navy);
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

button { cursor: pointer; background: none; border: none; }
table { border-collapse: collapse; width: 100%; }

a {
  transition: color var(--transition-interactive);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ===== CONTAINER ===== */
.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-4), 4vw, var(--space-12));
}

/* ===== HEADER ===== */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-navy);
  backdrop-filter: blur(12px);
  border-bottom: 3px solid var(--color-gold);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.header--hidden { transform: translateY(-100%); }

.header-inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding: var(--space-3) clamp(var(--space-4), 4vw, var(--space-8));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-white);
}

.logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-base);
  letter-spacing: -0.02em;
}

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

.nav {
  display: flex;
  align-items: center;
  gap: clamp(var(--space-4), 3vw, var(--space-8));
}

.nav a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: color var(--transition-interactive);
}

.nav a:hover { color: var(--color-gold); }

.nav-cta {
  background: var(--color-gold);
  color: var(--color-navy) !important;
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  font-weight: 600;
}

.nav-cta:hover {
  background: var(--color-gold-light);
  color: var(--color-navy) !important;
}

.theme-toggle {
  color: var(--color-white);
  padding: var(--space-2);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-interactive);
}

.theme-toggle:hover { background: rgba(255, 255, 255, 0.1); }

/* Mobile nav */
@media (max-width: 640px) {
  .nav { gap: var(--space-3); }
  .nav a:not(.nav-cta) { display: none; }
  .logo-text { display: none; }
}

/* ===== HERO ===== */
.hero {
  position: relative;
  background: var(--color-navy);
  overflow: hidden;
  padding: clamp(var(--space-16), 10vw, var(--space-24)) 0;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(ellipse at top right, rgba(202, 138, 42, 0.15), transparent 60%),
              radial-gradient(ellipse at bottom left, rgba(29, 79, 145, 0.2), transparent 60%);
  pointer-events: none;
}

.hero-content {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-4), 4vw, var(--space-12));
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-gold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-4);
}

.hero-title {
  font-size: var(--text-hero);
  font-weight: 800;
  color: var(--color-white);
  line-height: 1;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-4);
}

.hero-accent {
  color: var(--color-gold);
}

.hero-subtitle {
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-gold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-6);
}

.hero-description {
  font-size: var(--text-base);
  color: rgba(255, 255, 255, 0.75);
  max-width: 60ch;
  margin-bottom: var(--space-8);
  line-height: 1.7;
}

.hero-cta-group {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.hero-pattern {
  position: absolute;
  right: -10%;
  top: 50%;
  transform: translateY(-50%);
  width: clamp(300px, 40vw, 500px);
  opacity: 0.5;
  z-index: 0;
}

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

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: all var(--transition-interactive);
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-gold);
  color: var(--color-navy);
}

.btn-primary:hover {
  background: var(--color-gold-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-ghost {
  background: transparent;
  color: var(--color-white);
  border: 1.5px solid rgba(255, 255, 255, 0.3);
}

.btn-ghost:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

.btn-large {
  font-size: var(--text-base);
  padding: var(--space-4) var(--space-10);
  width: 100%;
  position: relative;
}

/* ===== SECTIONS ===== */
.section {
  padding-block: clamp(var(--space-12), 6vw, var(--space-24));
}

.section-alt {
  background: var(--color-surface-2);
}

.section-title {
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}

.section-title.center { text-align: center; }

.section-subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 60ch;
  margin-bottom: var(--space-8);
}

.section-subtitle.center {
  margin-inline: auto;
  text-align: center;
}

/* ===== ABOUT ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: clamp(var(--space-8), 4vw, var(--space-16));
  align-items: center;
}

.about-text p {
  margin-bottom: var(--space-4);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.about-stats {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  text-align: center;
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--color-gold);
}

.stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-navy);
  line-height: 1;
}

[data-theme='dark'] .stat-number {
  color: var(--color-gold);
}

.stat-label {
  display: block;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-2);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

@media (max-width: 768px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-stats { flex-direction: row; flex-wrap: wrap; }
  .stat-card { flex: 1 1 calc(33% - var(--space-4)); }
}

/* ===== SKILLS GRID ===== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--space-3);
}

.skill-pill {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  transition: all var(--transition-interactive);
}

.skill-pill:hover {
  border-color: var(--color-gold);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}

.skill-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-gold);
  flex-shrink: 0;
}

/* ===== ELIGIBILITY ===== */
.eligibility-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: clamp(var(--space-6), 4vw, var(--space-12));
  box-shadow: var(--shadow-md);
}

.eligibility-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.eligibility-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-base);
  color: var(--color-text);
  line-height: 1.6;
}

.eligibility-check {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-gold);
  flex-shrink: 0;
  margin-top: 2px;
  position: relative;
}

.eligibility-check::after {
  content: '';
  position: absolute;
  left: 7px;
  top: 4px;
  width: 6px;
  height: 10px;
  border: solid var(--color-navy);
  border-width: 0 2.5px 2.5px 0;
  transform: rotate(45deg);
}

/* ===== FORM ===== */
.form-header {
  margin-bottom: var(--space-10);
}

.form-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: clamp(var(--space-6), 4vw, var(--space-12));
  box-shadow: var(--shadow-lg);
  max-width: 800px;
  margin-inline: auto;
}

.form-section {
  border: none;
  margin-bottom: var(--space-8);
}

.form-section:last-of-type { margin-bottom: var(--space-6); }

.form-section legend {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-navy);
  padding-bottom: var(--space-3);
  margin-bottom: var(--space-5);
  border-bottom: 2px solid var(--color-gold);
  width: 100%;
}

[data-theme='dark'] .form-section legend {
  color: var(--color-gold);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
}

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

.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-field-wide {
  grid-column: 1 / -1;
}

.form-field label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

.required {
  color: var(--color-error);
}

.form-field input,
.form-field select {
  padding: var(--space-3) var(--space-4);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: var(--text-sm);
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
  width: 100%;
}

.form-field input:focus,
.form-field select:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(202, 138, 42, 0.15);
}

.form-field input:invalid:not(:placeholder-shown),
.form-field select:invalid:not(:placeholder-shown) {
  border-color: var(--color-error);
}

.field-hint {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
}

/* ===== CHECKBOX GRID ===== */
.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-3);
}

.checkbox-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  cursor: pointer;
  transition: all var(--transition-interactive);
}

.checkbox-item:hover {
  border-color: var(--color-gold);
  background: var(--color-surface-2);
}

.checkbox-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-gold);
  flex-shrink: 0;
  cursor: pointer;
}

.checkbox-item input[type="checkbox"]:checked + span {
  color: var(--color-navy);
  font-weight: 600;
}

[data-theme='dark'] .checkbox-item input[type="checkbox"]:checked + span {
  color: var(--color-text);
}

.checkbox-large {
  padding: var(--space-4) var(--space-5);
  font-size: var(--text-base);
}

/* ===== DECLARATION ===== */
.declaration-box {
  background: var(--color-surface-2);
  border-left: 4px solid var(--color-gold);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  margin-bottom: var(--space-5);
}

.declaration-text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  line-height: 1.6;
}

/* ===== FORM ACTIONS ===== */
.form-actions {
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 2px solid var(--color-divider);
}

.btn-spinner {
  display: none;
  width: 18px;
  height: 18px;
  border: 2.5px solid rgba(11, 27, 50, 0.2);
  border-top-color: var(--color-navy);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

.btn.loading .btn-text { opacity: 0.6; }
.btn.loading .btn-spinner { display: inline-block; }
.btn.loading { pointer-events: none; }

/* ===== FORM MESSAGES ===== */
.form-message {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  margin-top: var(--space-5);
  animation: slideUp 0.3s ease;
}

[hidden] {
  display: none !important;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.form-message-success {
  background: rgba(22, 163, 74, 0.1);
  border: 1.5px solid var(--color-success);
  color: var(--color-success);
}

.form-message-success svg { flex-shrink: 0; margin-top: 2px; }

.form-message-success strong { color: var(--color-success); }
.form-message-success p { color: var(--color-text); margin-top: var(--space-1); }

.form-message-error {
  background: rgba(220, 38, 38, 0.1);
  border: 1.5px solid var(--color-error);
  color: var(--color-error);
}

.form-message-error svg { flex-shrink: 0; margin-top: 2px; }

.form-message-error strong { color: var(--color-error); }
.form-message-error p { color: var(--color-text); margin-top: var(--space-1); }

/* ===== FOOTER ===== */
.footer {
  background: var(--color-navy);
  color: rgba(255, 255, 255, 0.7);
  padding-top: var(--space-12);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-8);
  flex-wrap: wrap;
  padding-bottom: var(--space-10);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.footer-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-white);
}

.footer-sub {
  font-size: var(--text-sm);
  color: var(--color-gold);
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.footer-label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-gold);
  margin-top: var(--space-3);
}

.footer-label:first-child { margin-top: 0; }

.footer-link {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  font-weight: 500;
}

.footer-link:hover { color: var(--color-gold); }

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--space-5) clamp(var(--space-4), 4vw, var(--space-12));
  text-align: center;
  max-width: var(--content-wide);
  margin-inline: auto;
}

.footer-bottom p {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.5);
}

/* ===== MOBILE ===== */
@media (max-width: 640px) {
  .form-grid,
  .form-grid-two {
    grid-template-columns: 1fr;
  }

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

  .hero-cta-group {
    flex-direction: column;
  }

  .hero-cta-group .btn {
    width: 100%;
  }

  .footer-inner {
    flex-direction: column;
  }
}