/* ============================================================
   GalalaUni — Global Design System
   Palette: Primary Navy (#192F59) · Secondary (#31B44B) · 
   Surface (#f8f9fa) · Accent (#4A90E2)
   Typography: Manrope (headlines) · Inter (body)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@300;400;500;600;700;800&family=Inter:wght@300;400;500;600&display=swap');

/* ---- TOKENS ---- */
:root {
  --col-primary:       #192F59;
  --col-primary-dim:   #122240;
  --col-primary-soft:  #203d73;
  --col-secondary:     #31B44B;
  --col-secondary-dim: #258a39;
  --col-accent:        #4A90E2;
  --col-accent-soft:   #a7c8ff;

  --col-surface:       #f8f9fa;
  --col-surface-low:   #f3f4f5;
  --col-surface-card:  #ffffff;
  --col-surface-dim:   #d9dadb;

  --col-on-primary:    #ffffff;
  --col-on-surface:    #191c1d;
  --col-on-muted:      #43474f;
  --col-outline:       #c3c6d1;

  --col-success:       #22c55e;
  --col-warning:       #f59e0b;
  --col-error:         #ba1a1a;

  /* Typography */
  --font-head: 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;

  /* Radius */
  --radius-sm:  0px;
  --radius-md:  4px;
  --radius-lg:  8px;
  --radius-xl:  12px;
  --radius-pill: 9999px;

  /* Shadow */
  --shadow-sm:  0 2px 4px rgba(0,30,64,.06);
  --shadow-md:  0 4px 8px rgba(0,30,64,.1);
  --shadow-lg:  0 12px 24px rgba(0,30,64,.12);
  --shadow-xl:  0 24px 48px rgba(0,30,64,.15);
  --shadow-block: 4px 4px 0px var(--col-primary);
  --shadow-block-hover: 6px 6px 0px var(--col-primary);

  /* Spacing */
  --space-1: .25rem; --space-2: .5rem;  --space-3: .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;

  /* Nav */
  --nav-h: 72px;

  /* Transitions */
  --trs-fast:  150ms ease;
  --trs-base:  200ms ease;
  --trs-slow:  300ms ease;
}

/* ---- RESET ---- */
*, *::before, *::after { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; font-size:16px; }
body {
  font-family: var(--font-body);
  background: var(--col-surface);
  color: var(--col-on-surface);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { display:block; max-width:100%; }
a { color:inherit; text-decoration:none; }
input, textarea, select, button { font-family:inherit; font-size:inherit; }

/* ---- CONTAINER ---- */
.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: var(--space-6);
}

/* ================================================================
   BUTTONS
================================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: .625rem 1.25rem;
  border-radius: var(--radius-lg);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: .875rem;
  cursor: pointer;
  border: none;
  transition: all var(--trs-base);
  white-space: nowrap;
  text-decoration: none;
}
.btn svg { width:16px; height:16px; flex-shrink:0; }

.btn-primary {
  background: var(--col-primary);
  color: var(--col-on-primary);
  border: 2px solid var(--col-primary);
}
.btn-primary:hover {
  background: #fff;
  color: var(--col-primary);
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-block);
}

.btn-primary-dark {
  background: var(--col-secondary);
  color: #fff;
  border: 2px solid var(--col-secondary);
}
.btn-primary-dark:hover {
  background: #fff;
  color: var(--col-secondary-dim);
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-block);
}

.btn-outline {
  background: transparent;
  color: var(--col-primary);
  border: 2px solid var(--col-primary);
}
.btn-outline:hover {
  background: var(--col-primary);
  color: #fff;
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-block);
}

.btn-outline-white {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,.8);
}
.btn-outline-white:hover {
  background: #fff;
  color: var(--col-primary);
  transform: translate(-2px, -2px);
  box-shadow: 4px 4px 0px rgba(255,255,255,.5);
}

.btn-ghost {
  background: transparent;
  color: var(--col-on-surface);
}
.btn-ghost:hover { background: var(--col-surface-low); }

.btn-white {
  background: #fff;
  color: var(--col-primary);
  font-weight: 700;
}
.btn-white:hover {
  background: #f0f4ff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-lg {
  padding: .875rem 1.625rem;
  font-size: 1rem;
  border-radius: var(--radius-xl);
}
.btn-sm {
  padding: .5rem 1rem;
  font-size: .8125rem;
}
.btn-full { width:100%; justify-content:center; }

/* ================================================================
   NAVIGATION (glass)
================================================================ */
.nav-glass {
  position: fixed;
  top: var(--space-3);
  left: var(--space-4);
  right: var(--space-4);
  z-index: 100;
  background: rgba(255,255,255,.72);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(195,198,209,.35);
  box-shadow: var(--shadow-md);
  transition: all var(--trs-slow);
}
.nav-inner {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  padding: var(--space-3) var(--space-6);
  height: 64px;
}

/* Brand */
.brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  flex-shrink: 0;
}
.brand-mark {
  width: 36px; height: 36px;
  background: var(--col-primary);
  color: #fff;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.125rem;
}
.brand-name {
  font-family: var(--font-head);
  font-size: 1.05rem;
  color: var(--col-on-surface);
  letter-spacing: -.01em;
}
.brand-name strong { color: var(--col-primary); }

/* Nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin-left: var(--space-4);
}
.nav-links a {
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: .875rem;
  font-weight: 500;
  color: var(--col-on-muted);
  transition: all var(--trs-fast);
}
.nav-links a:hover, .nav-links a.active {
  background: var(--col-surface-low);
  color: var(--col-on-surface);
}

.nav-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Mobile toggle */
.nav-mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  background: none;
  border: none;
  cursor: pointer;
  margin-left: auto;
}
.nav-mobile-toggle span {
  display: block;
  width: 22px; height: 2px;
  background: var(--col-on-surface);
  border-radius: 2px;
  transition: all var(--trs-base);
}
.nav-mobile {
  display: none;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-6) var(--space-4);
  border-top: 1px solid var(--col-outline);
}
.nav-mobile a {
  padding: var(--space-3);
  border-radius: var(--radius-md);
  font-size: .9375rem;
  font-weight: 500;
  color: var(--col-on-muted);
}
.nav-mobile a:hover { color: var(--col-on-surface); }
.nav-mobile.open { display: flex; }

/* Student nav (dark) */
.nav-dark {
  background: rgba(0,30,64,.88);
  border-color: rgba(255,255,255,.08);
}
.nav-dark .brand-name { color: #fff; }
.nav-dark .nav-links a { color: rgba(255,255,255,.65); }
.nav-dark .nav-links a:hover, .nav-dark .nav-links a.active {
  background: rgba(255,255,255,.08);
  color: #fff;
}
.nav-dark .nav-mobile-toggle span { background: #fff; }
.nav-dark .nav-mobile { border-color: rgba(255,255,255,.1); }
.nav-dark .nav-mobile a { color: rgba(255,255,255,.65); }

/* ================================================================
   AUTHORIZED NAV LOGO + STUDENT INFO AREA
================================================================ */
.nav-student-info {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-left: auto;
}
.nav-student-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--col-accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: .875rem;
  color: var(--col-primary);
  flex-shrink: 0;
}
.nav-student-name {
  font-weight: 600;
  font-size: .875rem;
  color: #fff;
  display: none;
}
@media(min-width:768px) { .nav-student-name { display:block; } }

/* ================================================================
   SECTION LABELS & HEADINGS
================================================================ */
.section-label {
  font-family: var(--font-head);
  font-size: .8125rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--col-secondary);
  margin-bottom: var(--space-3);
}
.section-title {
  font-family: var(--font-head);
  font-size: clamp(1.75rem, 3.5vw, 2.625rem);
  font-weight: 800;
  color: var(--col-primary);
  letter-spacing: -.02em;
  line-height: 1.18;
  margin-bottom: var(--space-12);
}

/* ================================================================
   SIDEBAR LAYOUT (for dashboard / profile / vehicle pages)
================================================================ */
.app-layout {
  display: flex;
  min-height: 100vh;
  padding-top: calc(64px + var(--space-3) + var(--space-3) + var(--space-3));
}
.sidebar {
  width: 240px;
  flex-shrink: 0;
  background: var(--col-primary);
  min-height: calc(100vh - 88px);
  padding: var(--space-6) var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  position: sticky;
  top: 88px;
  height: fit-content;
  border-radius: var(--radius-lg);
  margin: var(--space-4);
}
.sidebar-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  color: rgba(255,255,255,.6);
  font-weight: 500;
  font-size: .875rem;
  cursor: pointer;
  transition: all var(--trs-base);
  text-decoration: none;
}
.sidebar-item svg { width: 18px; height: 18px; flex-shrink:0; }
.sidebar-item:hover {
  background: rgba(255,255,255,.08);
  color: #fff;
}
.sidebar-item.active {
  background: rgba(255,255,255,.12);
  color: #fff;
}
.sidebar-divider {
  height: 1px;
  background: rgba(255,255,255,.08);
  margin: var(--space-2) 0;
}
.sidebar-section-label {
  font-size: .6875rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.3);
  padding: var(--space-2) var(--space-4) var(--space-1);
}
.app-main {
  flex: 1;
  padding: var(--space-6) var(--space-8) var(--space-8);
  min-width: 0;
}

/* ================================================================
   CARDS
================================================================ */
.card {
  background: var(--col-surface-card);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--trs-base);
}
.card:hover { box-shadow: var(--shadow-md); }

/* ================================================================
   FORM ELEMENTS
================================================================ */
.form-group { display:flex; flex-direction:column; gap:var(--space-2); }
.form-label {
  font-weight: 600;
  font-size: .8125rem;
  color: var(--col-on-muted);
  letter-spacing: .02em;
}
.form-input, .form-select, .form-textarea {
  padding: .75rem 1rem;
  background: var(--col-surface-low);
  border: 1.5px solid transparent;
  border-radius: var(--radius-md);
  font-size: .9375rem;
  color: var(--col-on-surface);
  transition: all var(--trs-base);
  outline: none;
  width: 100%;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  background: #fff;
  border-color: var(--col-secondary);
  box-shadow: 0 0 0 3px rgba(0,96,172,.1);
}
.form-textarea { resize: vertical; min-height: 100px; }
.form-hint {
  font-size: .8125rem;
  color: var(--col-on-muted);
}
.form-error {
  font-size: .8125rem;
  color: var(--col-error);
}

/* ================================================================
   STATUS BADGES
================================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: .25rem .625rem;
  border-radius: var(--radius-pill);
  font-size: .75rem;
  font-weight: 600;
}
.badge-green  { background: #dcfce7; color: #166534; }
.badge-blue   { background: #dbeafe; color: #1e40af; }
.badge-amber  { background: #fef3c7; color: #92400e; }
.badge-red    { background: #fee2e2; color: #991b1b; }
.badge-grey   { background: var(--col-surface-dim); color: var(--col-on-muted); }

/* ================================================================
   PAGE HEADER (for inner pages)
================================================================ */
.page-header {
  margin-bottom: var(--space-8);
}
.page-header h1 {
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--col-primary);
  letter-spacing: -.02em;
  line-height: 1.2;
}
.page-header p {
  margin-top: var(--space-2);
  color: var(--col-on-muted);
  font-size: .9375rem;
}

/* ================================================================
   FOOTER
================================================================ */
.footer {
  background: var(--col-primary);
  color: rgba(255,255,255,.65);
  padding: var(--space-16) 0 var(--space-8);
}
.footer-inner {
  display: flex;
  gap: var(--space-16);
  margin-bottom: var(--space-12);
}
.footer-brand { flex-shrink:0; max-width: 240px; }
.footer-brand .brand-name { color: #fff; }
.footer-brand p { margin-top: var(--space-3); font-size: .875rem; line-height:1.6; }
.footer-links { display:flex; gap: var(--space-12); flex-wrap:wrap; }
.footer-col { display:flex; flex-direction:column; gap: var(--space-3); }
.footer-col-title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: .8125rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
  margin-bottom: var(--space-1);
}
.footer-col a {
  font-size: .875rem;
  color: rgba(255,255,255,.65);
  transition: color var(--trs-fast);
}
.footer-col a:hover { color: #fff; }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255,255,255,.08);
  font-size: .8125rem;
  gap: var(--space-4);
  flex-wrap: wrap;
}
.footer-socials { display:flex; gap: var(--space-4); }
.footer-socials a {
  width:32px; height:32px;
  display:flex; align-items:center; justify-content:center;
  color: rgba(255,255,255,.5);
  transition: color var(--trs-fast);
}
.footer-socials a svg { width:16px; height:16px; }
.footer-socials a:hover { color: #fff; }

/* ================================================================
   REDUCED MOTION
================================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

/* ================================================================
   RESPONSIVE NAV
================================================================ */
@media (max-width: 768px) {
  .nav-links, .nav-actions { display: none; }
  .nav-mobile-toggle { display: flex; }
  .app-layout { flex-direction: column; }
  .sidebar {
    width: calc(100% - var(--space-8));
    min-height: unset;
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
    border-radius: var(--radius-lg);
    margin: var(--space-4);
    padding: var(--space-3);
  }
  .sidebar-item { padding: var(--space-2) var(--space-3); font-size:.8125rem; }
  .sidebar-section-label, .sidebar-divider { display: none; }
  .app-main { padding: var(--space-4); }
  .footer-inner { flex-direction:column; gap: var(--space-8); }
  .footer-links { gap: var(--space-8); }
}