/* =====================================================
   AMU ALUMNI NETWORK KASHMIR — PREMIUM DESIGN SYSTEM v2
   ===================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;0,700;1,300;1,400&family=DM+Sans:wght@300;400;500;600;700&family=DM+Serif+Display:ital@0;1&display=swap');

:root {
  /* Core Palette */
  --forest:        #0f2318;
  --forest-mid:    #1e4d35;
  --forest-light:  #2e7a56;
  --forest-pale:   rgba(30,77,53,0.08);
  --emerald:       #3cb96a;
  --gold:          #c9a84c;
  --gold-light:    #e8cc7a;
  --gold-pale:     #fdf6e3;
  --ivory:         #faf8f4;
  --ivory-dark:    #f0ebe1;
  --cream:         #e6dfd3;
  --charcoal:      #111318;
  --ink:           #1e2128;
  --muted:         #5f6673;
  --subtle:        #9aa1ad;
  --border:        #ddd6ca;
  --border-dark:   #c4baaf;
  --white:         #ffffff;

  /* Semantic Status */
  --danger:   #d63031;
  --success:  #00b894;
  --warning:  #e17055;
  --info:     #0984e3;

  /* Shadows */
  --shadow-xs:     0 1px 4px rgba(0,0,0,0.06);
  --shadow-sm:     0 2px 10px rgba(0,0,0,0.07);
  --shadow:        0 4px 24px rgba(0,0,0,0.09);
  --shadow-md:     0 8px 36px rgba(0,0,0,0.11);
  --shadow-lg:     0 20px 64px rgba(0,0,0,0.14);
  --shadow-gold:   0 6px 24px rgba(201,168,76,0.30);
  --shadow-forest: 0 6px 24px rgba(15,35,24,0.28);

  /* Radius */
  --r-xs:  5px;
  --r-sm:  10px;
  --r:     14px;
  --r-lg:  20px;
  --r-xl:  28px;
  --r-2xl: 36px;
  --r-full:9999px;

  /* Typography */
  --font-body:    'DM Sans', sans-serif;
  --font-display: 'Cormorant Garamond', serif;
  --font-heading: 'DM Serif Display', serif;

  /* Transitions */
  --ease:   cubic-bezier(0.4, 0, 0.2, 1);
  --bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ==================== RESET ==================== */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; height:100%; }
body {
  font-family: var(--font-body);
  background: var(--ivory);
  color: var(--ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  width: 100%;
  overflow-x: hidden;
}
::-webkit-scrollbar { width:5px; height:5px; }
::-webkit-scrollbar-track { background: var(--ivory-dark); }
::-webkit-scrollbar-thumb { background: var(--gold); border-radius:3px; }

/* ==================== TYPOGRAPHY ==================== */
h1,h2,h3,h4,h5 { font-family:var(--font-heading); line-height:1.2; color:var(--ink); }
p { color:var(--muted); }
a { text-decoration:none; color:inherit; }

/* ==================== UTILITIES ==================== */
.hidden { display:none !important; }
.sr-only { position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); }
.text-gold { color:var(--gold); }
.text-forest { color:var(--forest-mid); }
.text-muted { color:var(--muted); }

/* ==================== BUTTONS ==================== */
.btn {
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:10px 22px; border-radius:var(--r-sm);
  font-family:var(--font-body); font-size:14px; font-weight:600;
  border:2px solid transparent; cursor:pointer;
  transition:all 0.2s var(--ease); white-space:nowrap; text-decoration:none;
  letter-spacing:0.01em;
}
.btn:disabled { opacity:0.5; cursor:not-allowed; transform:none !important; box-shadow:none !important; }

.btn-primary {
  background: linear-gradient(135deg, var(--forest-mid), var(--forest-light));
  color:white;
}
.btn-primary:hover:not(:disabled) { transform:translateY(-2px); box-shadow:var(--shadow-forest); }

.btn-gold {
  background: linear-gradient(135deg, var(--gold), #b8962e);
  color:white;
}
.btn-gold:hover:not(:disabled) { transform:translateY(-2px); box-shadow:var(--shadow-gold); }

.btn-outline {
  background:transparent; color:var(--forest-mid);
  border-color:var(--border);
}
.btn-outline:hover:not(:disabled) { border-color:var(--forest-mid); background:var(--forest-pale); }

.btn-ghost {
  background:transparent; color:var(--muted); border-color:transparent;
}
.btn-ghost:hover:not(:disabled) { background:var(--ivory-dark); color:var(--ink); }

.btn-danger { background:var(--danger); color:white; border-color:var(--danger); }
.btn-danger:hover:not(:disabled) { background:#b52929; transform:translateY(-1px); }
.btn-success { background:var(--success); color:white; border-color:var(--success); }
.btn-success:hover:not(:disabled) { background:#009b7d; transform:translateY(-1px); }

.btn-whatsapp {
  background: linear-gradient(135deg, #25d366, #128c7e);
  color: white; border-color: transparent;
}
.btn-whatsapp:hover:not(:disabled) { transform:translateY(-2px); box-shadow:0 6px 20px rgba(37,211,102,0.4); }

.btn-sm  { padding:6px 14px; font-size:12px; border-radius:var(--r-xs); }
.btn-lg  { padding:14px 34px; font-size:16px; }
.btn-icon{ width:38px; height:38px; padding:0; }
.btn-round{ width:40px; height:40px; padding:0; border-radius:var(--r-full); }

/* ==================== FORMS ==================== */
.form-group { display:flex; flex-direction:column; gap:6px; }
.form-group label { font-size:13px; font-weight:600; color:var(--ink); }
.req { color:var(--danger); }

.form-control {
  padding:11px 14px; border:2px solid var(--border);
  border-radius:var(--r-sm); font-size:14px;
  font-family:var(--font-body); background:white;
  transition:all 0.2s var(--ease); color:var(--ink); width:100%;
}
.form-control:focus {
  outline:none; border-color:var(--forest-light);
  box-shadow:0 0 0 4px rgba(46,122,86,0.12);
}
.form-control::placeholder { color:var(--subtle); }
select.form-control { cursor:pointer; }
textarea.form-control { resize:vertical; min-height:90px; }
.form-grid { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.form-grid .span-2 { grid-column:1/-1; }

/* ==================== CARDS ==================== */
.card {
  background:white; border-radius:var(--r);
  border:1px solid var(--border); overflow:hidden;
}
.card-elevated { box-shadow:var(--shadow); }
.card-body { padding:24px; }
.card-footer { padding:16px 24px; border-top:1px solid var(--border); }

/* ==================== BADGES ==================== */
.badge {
  display:inline-flex; align-items:center; gap:5px;
  padding:4px 12px; border-radius:var(--r-full);
  font-size:11px; font-weight:700; letter-spacing:0.5px;
  text-transform:uppercase;
}
.badge-forest { background:rgba(30,77,53,0.10); color:var(--forest-mid); }
.badge-gold   { background:rgba(201,168,76,0.14); color:#8a6d1a; }
.badge-red    { background:rgba(214,48,49,0.10); color:var(--danger); }
.badge-blue   { background:rgba(9,132,227,0.10); color:var(--info); }
.badge-green  { background:rgba(0,184,148,0.10); color:var(--success); }

/* ==================== TOAST ==================== */
.toast-stack {
  position:fixed; bottom:24px; right:24px; z-index:9999;
  display:flex; flex-direction:column; gap:10px; pointer-events:none;
}
.toast {
  display:flex; align-items:flex-start; gap:12px;
  background:white; border-radius:var(--r-sm);
  padding:14px 18px; box-shadow:var(--shadow-md);
  min-width:280px; max-width:380px; pointer-events:all;
  animation:toastIn 0.35s var(--bounce) both;
  border-left:4px solid var(--success);
}
.toast.error   { border-left-color:var(--danger); }
.toast.warning { border-left-color:var(--warning); }
.toast.info    { border-left-color:var(--info); }
.toast-icon { font-size:16px; margin-top:1px; color:var(--success); }
.toast.error   .toast-icon { color:var(--danger); }
.toast.warning .toast-icon { color:var(--warning); }
.toast.info    .toast-icon { color:var(--info); }
.toast-text { flex:1; font-size:14px; color:var(--ink); line-height:1.45; }
@keyframes toastIn {
  from { opacity:0; transform:translateX(60px) scale(0.92); }
  to   { opacity:1; transform:translateX(0) scale(1); }
}

/* ==================== MODAL ==================== */
.modal-backdrop {
  position:fixed; inset:0; z-index:1000;
  background:rgba(0,0,0,0.52); backdrop-filter:blur(8px);
  display:flex; align-items:center; justify-content:center;
  padding:20px; opacity:0; visibility:hidden;
  transition:all 0.25s var(--ease);
}
.modal-backdrop.open { opacity:1; visibility:visible; }
.modal-box {
  background:white; border-radius:var(--r-lg);
  width:100%; max-height:90vh; overflow-y:auto;
  box-shadow:var(--shadow-lg);
  transform:translateY(24px) scale(0.97);
  transition:transform 0.3s var(--bounce);
}
.modal-backdrop.open .modal-box { transform:translateY(0) scale(1); }
.modal-header {
  display:flex; align-items:center; justify-content:space-between;
  padding:22px 28px; border-bottom:1px solid var(--border);
  position:sticky; top:0; background:white; z-index:10;
}
.modal-header h3 { font-size:20px; }
.modal-close {
  width:34px; height:34px; border-radius:var(--r-sm);
  border:none; background:var(--ivory-dark); cursor:pointer;
  font-size:16px; display:flex; align-items:center; justify-content:center;
  color:var(--muted); transition:all 0.2s;
}
.modal-close:hover { background:var(--danger); color:white; }
.modal-body   { padding:28px; }
.modal-footer { padding:18px 28px; border-top:1px solid var(--border); display:flex; gap:10px; justify-content:flex-end; }

/* ==================== EMPTY STATE ==================== */
.empty-state { text-align:center; padding:56px 24px; }
.empty-state .empty-icon {
  width:68px; height:68px; border-radius:var(--r-lg);
  background:var(--ivory-dark); display:flex;
  align-items:center; justify-content:center;
  font-size:26px; color:var(--subtle); margin:0 auto 18px;
}
.empty-state h4 { font-size:17px; margin-bottom:7px; font-family:var(--font-body); font-weight:600; }
.empty-state p  { font-size:14px; max-width:300px; margin:0 auto 18px; }

/* ==================== AVATAR ==================== */
.avatar {
  border-radius:var(--r-full); display:flex; align-items:center; justify-content:center;
  font-family:var(--font-heading); font-weight:700; color:white; overflow:hidden; flex-shrink:0;
  background:linear-gradient(135deg, var(--forest-mid), var(--forest-light));
}
.avatar img { width:100%; height:100%; object-fit:cover; }
.avatar-xs  { width:32px; height:32px; font-size:12px; }
.avatar-sm  { width:40px; height:40px; font-size:14px; }
.avatar-md  { width:52px; height:52px; font-size:18px; }
.avatar-lg  { width:72px; height:72px; font-size:24px; }
.avatar-xl  { width:96px; height:96px; font-size:32px; }
.avatar-xxl { width:120px; height:120px; font-size:40px; }

/* ==================== SECTION HEADER ==================== */
.section-header { margin-bottom:36px; }
.section-header .label {
  display:inline-flex; align-items:center; gap:6px;
  font-size:11px; font-weight:700; letter-spacing:1.5px;
  text-transform:uppercase; color:var(--gold); margin-bottom:10px;
}
.section-header h2  { font-size:clamp(24px,3vw,36px); margin-bottom:8px; }
.section-header p   { font-size:15px; max-width:560px; }

/* ==================== SPINNER / SKELETON ==================== */
.spinner {
  width:24px; height:24px; border-radius:50%;
  border:3px solid var(--border); border-top-color:var(--forest-mid);
  animation:spin 0.7s linear infinite; display:inline-block;
}
.spinner-sm { width:16px; height:16px; border-width:2px; }
@keyframes spin { to { transform:rotate(360deg); } }

.skeleton {
  background:linear-gradient(90deg, var(--ivory-dark) 25%, var(--cream) 50%, var(--ivory-dark) 75%);
  background-size:200% 100%; animation:skeleton 1.5s infinite; border-radius:var(--r-sm);
}
@keyframes skeleton { 0%{background-position:200% 0} 100%{background-position:-200% 0} }

/* ==================== TABS ==================== */
.tabs-nav {
  display:flex; gap:4px; background:var(--ivory-dark);
  padding:4px; border-radius:var(--r-sm);
  overflow-x:auto; -webkit-overflow-scrolling:touch;
}
.tab-btn {
  padding:9px 18px; border:none; border-radius:var(--r-xs);
  background:transparent; color:var(--muted);
  font-family:var(--font-body); font-size:13px; font-weight:500;
  cursor:pointer; transition:all 0.2s; white-space:nowrap;
  display:flex; align-items:center; gap:6px;
}
.tab-btn.active {
  background:white; color:var(--forest); box-shadow:var(--shadow-xs); font-weight:600;
}

/* ==================== FADE ANIMATION ==================== */
.fade-up {
  opacity:0; transform:translateY(18px);
  transition:opacity 0.45s var(--ease), transform 0.45s var(--ease);
}
.fade-up.in { opacity:1; transform:translateY(0); }

/* ==================== RESPONSIVE ==================== */
@media (max-width:768px) {
  .form-grid { grid-template-columns:1fr; }
  .form-grid .span-2 { grid-column:1; }
  .modal-body { padding:20px; }
}