/* ═══════════════════════════════════════════════════════
   style.css — NUTECH Vault Stylesheet
   Contains all visual styling, layout, and animations
═══════════════════════════════════════════════════════ */

/* ─── RESET & ROOT VARIABLES ─── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Brand colours */
  --green:        #1a6b4a;
  --green-dark:   #0f4a33;
  --green-mid:    #23855c;
  --green-light:  #e8f5ee;
  --green-glow:   rgba(26,107,74,0.15);
  --gold:         #c9a84c;
  --gold-light:   #f0d98a;
  --gold-pale:    #fdf8e8;

  /* Neutrals */
  --white:        #ffffff;
  --cream:        #f8faf9;
  --text:         #1a2520;
  --text-muted:   #5a7060;
  --text-light:   #8da898;
  --border:       #d4e6db;

  /* Shadows */
  --shadow:       0 4px 24px rgba(26,107,74,0.10);
  --shadow-lg:    0 12px 48px rgba(26,107,74,0.16);

  /* Radii */
  --radius:       14px;
  --radius-sm:    8px;

  /* Smooth transition used everywhere */
  --transition:   all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--cream);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

a  { text-decoration: none; color: inherit; }
button { cursor: pointer; font-family: 'Inter', sans-serif; }
input, textarea, select { font-family: 'Inter', sans-serif; }
img { max-width: 100%; }

/* Custom scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--cream); }
::-webkit-scrollbar-thumb { background: var(--green-mid); border-radius: 3px; }


/* ─── LOADING OVERLAY ─── */
/* Full-screen spinner shown during async operations */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 74, 51, 0.45);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  backdrop-filter: blur(4px);
}
.loading-overlay.active { display: flex; }

.loading-spinner {
  width: 48px;
  height: 48px;
  border: 4px solid rgba(255, 255, 255, 0.3);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }


/* ─── TOAST NOTIFICATION ─── */
/* Small popup message in the bottom-right corner */
.toast {
  position: fixed;
  bottom: 32px;
  right: 32px;
  background: var(--green-dark);
  color: var(--white);
  padding: 14px 22px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  z-index: 9999;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  max-width: 340px;
  box-shadow: var(--shadow-lg);
}
.toast.show {
  opacity: 1;
  transform: translateY(0);
}
.toast.error { background: #c0392b; }
.toast.success { background: var(--green); }


/* ─── PAGE SYSTEM ─── */
/* Each "page" is a full section; only .active is shown */
.page {
  display: none;
  flex-direction: column;
  min-height: 100vh;
  /* Fade + slide-up animation when a page appears */
  animation: pageIn 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}
.page.active { display: flex; }

@keyframes pageIn {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}


/* ─── TOPBAR ─── */
.topbar {
  background: var(--green-dark);
  padding: 6px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: rgba(255,255,255,0.75);
}
.topbar a { color: rgba(255,255,255,0.75); transition: color 0.2s; }
.topbar a:hover { color: var(--gold-light); }
.topbar-links { display: flex; gap: 20px; }


/* ─── NAVBAR ─── */
.navbar {
  background: var(--green);
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 20px rgba(15,74,51,0.3);
  /* Navbar slides down smoothly on page load */
  animation: navDown 0.5s ease;
}
@keyframes navDown {
  from { transform: translateY(-100%); }
  to   { transform: translateY(0); }
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  /* Subtle bounce on brand hover */
  transition: var(--transition);
}
.nav-brand:hover { transform: scale(1.02); }

.nav-logo-img {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: transparent;
  padding: 0;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.25));
}
.nav-brand-text { display: flex; flex-direction: column; }
.nav-brand-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  line-height: 1;
}
.nav-brand-sub {
  font-size: 10px;
  color: rgba(255,255,255,0.7);
  letter-spacing: 1.5px;
  text-transform: uppercase;
}
.nav-center { display: flex; gap: 4px; align-items: center; }

.nav-link {
  color: rgba(255,255,255,0.85);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  background: transparent;
  border: none;
  position: relative;
  overflow: hidden;
}
/* Ripple-like underline on active nav link */
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 60%;
  height: 2px;
  background: var(--gold);
  border-radius: 2px;
  transition: transform 0.3s ease;
}
.nav-link:hover, .nav-link.active {
  color: var(--white);
  background: rgba(255,255,255,0.12);
}
.nav-link.active::after { transform: translateX(-50%) scaleX(1); }

.nav-right { display: flex; gap: 10px; align-items: center; }

.nav-btn {
  background: var(--gold);
  color: var(--green-dark);
  border: none;
  padding: 9px 20px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  transition: var(--transition);
}
.nav-btn:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(201,168,76,0.4);
}

.nav-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  border: 2px solid rgba(255,255,255,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
  cursor: pointer;
  transition: var(--transition);
}
.nav-avatar:hover {
  background: rgba(255,255,255,0.35);
  transform: scale(1.08);
}


/* ─── HERO SLIDESHOW ─── */
.hero { position: relative; height: 520px; overflow: hidden; }

.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.2s ease;
  display: flex;
  align-items: center;
}
.slide.active { opacity: 1; }

.slide-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  /* Ken Burns zoom effect on active slide */
  transform: scale(1.05);
  animation: kenBurns 8s ease-in-out infinite alternate;
}
@keyframes kenBurns {
  from { transform: scale(1.05); }
  to   { transform: scale(1.12); }
}

.slide-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15,74,51,0.88) 0%, rgba(15,74,51,0.55) 60%, rgba(15,74,51,0.25) 100%);
}
.slide-content {
  position: relative;
  z-index: 2;
  padding: 0 80px;
  max-width: 680px;
}

.slide-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(201,168,76,0.2);
  border: 1px solid rgba(201,168,76,0.5);
  color: var(--gold-light);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 20px;
  /* Fade in from left */
  animation: slideInLeft 0.8s ease 0.2s both;
}

.slide-title {
  font-family: 'Playfair Display', serif;
  font-size: 50px;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 16px;
  animation: slideInLeft 0.8s ease 0.35s both;
}
.slide-title em { color: var(--gold-light); font-style: italic; }

.slide-desc {
  color: rgba(255,255,255,0.78);
  font-size: 16px;
  line-height: 1.7;
  font-weight: 300;
  margin-bottom: 32px;
  animation: slideInLeft 0.8s ease 0.5s both;
}

.slide-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  animation: slideInLeft 0.8s ease 0.65s both;
}

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

.slide-indicators {
  position: absolute;
  bottom: 24px;
  left: 80px;
  display: flex;
  gap: 8px;
  z-index: 10;
}
.slide-dot {
  width: 28px;
  height: 4px;
  border-radius: 2px;
  background: rgba(255,255,255,0.3);
  transition: var(--transition);
  cursor: pointer;
  border: none;
}
.slide-dot.active { background: var(--gold); width: 44px; }

.slide-arrows {
  position: absolute;
  right: 32px;
  bottom: 24px;
  display: flex;
  gap: 8px;
  z-index: 10;
}
.slide-arrow {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  color: var(--white);
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.slide-arrow:hover {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--green-dark);
  transform: scale(1.1);
}


/* ─── BUTTONS ─── */
.btn-primary {
  background: var(--gold);
  color: var(--green-dark);
  border: none;
  padding: 13px 30px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201,168,76,0.35);
}

.btn-ghost-white {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.5);
  padding: 13px 30px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
}
.btn-ghost-white:hover {
  border-color: var(--white);
  background: rgba(255,255,255,0.1);
}


/* ─── STATS BAR ─── */
.stats-bar {
  background: var(--white);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-bottom: 1px solid var(--border);
}
.stat-item {
  padding: 22px 32px;
  text-align: center;
  border-right: 1px solid var(--border);
  transition: var(--transition);
}
.stat-item:last-child { border-right: none; }
.stat-item:hover { background: var(--green-light); }

.stat-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 30px;
  font-weight: 700;
  color: var(--green);
  line-height: 1;
  /* Numbers count up on load — handled by JS */
}
.stat-label { font-size: 12px; color: var(--text-muted); margin-top: 5px; }


/* ─── SECTION COMMONS ─── */
.section {
  padding: 64px 80px;
  max-width: 1280px;
  margin: 0 auto;
  width: 100%;
}
.section-sm { padding: 48px 80px; max-width: 1280px; margin: 0 auto; width: 100%; }

.section-header { margin-bottom: 40px; }
.section-label {
  font-size: 11px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--green-mid);
  font-weight: 600;
  margin-bottom: 10px;
}
.section-title {
  font-family: 'Playfair Display', serif;
  font-size: 34px;
  color: var(--green-dark);
  line-height: 1.2;
}
.section-title em { color: var(--gold); font-style: italic; }
.section-sub {
  font-size: 15px;
  color: var(--text-muted);
  margin-top: 10px;
  line-height: 1.7;
  max-width: 600px;
}


/* ─── SCROLL REVEAL ANIMATION ─── */
/* Elements with .reveal class fade-in when they scroll into view */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}


/* ─── DEPARTMENTS SECTION ─── */
.dept-bg { background: var(--green-dark); padding: 64px 0; }
.dept-inner { max-width: 1280px; margin: 0 auto; padding: 0 80px; }
.dept-label { font-size: 11px; letter-spacing: 2.5px; text-transform: uppercase; color: var(--gold); font-weight: 600; margin-bottom: 10px; }
.dept-title { font-family: 'Playfair Display', serif; font-size: 34px; color: var(--white); margin-bottom: 12px; }
.dept-sub { color: rgba(255,255,255,0.6); font-size: 15px; margin-bottom: 40px; line-height: 1.7; }
.dept-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }

.dept-card {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  padding: 28px;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  /* Cards stagger-animate in */
  animation: cardAppear 0.5s ease both;
}
.dept-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}
.dept-card:hover {
  background: rgba(255,255,255,0.12);
  transform: translateY(-5px);
  border-color: rgba(255,255,255,0.25);
  box-shadow: 0 12px 40px rgba(0,0,0,0.2);
}
.dept-card:hover::before { transform: scaleX(1); }

.dept-icon { font-size: 36px; margin-bottom: 16px; }
.dept-code { font-size: 11px; letter-spacing: 2px; text-transform: uppercase; color: var(--gold); font-weight: 600; margin-bottom: 6px; }
.dept-name { font-family: 'Space Grotesk', sans-serif; font-size: 17px; font-weight: 600; color: var(--white); margin-bottom: 10px; line-height: 1.3; }
.dept-desc { font-size: 13px; color: rgba(255,255,255,0.6); line-height: 1.6; margin-bottom: 16px; }
.dept-programs { display: flex; flex-wrap: wrap; gap: 6px; }
.dept-tag { background: rgba(201,168,76,0.15); border: 1px solid rgba(201,168,76,0.3); color: var(--gold-light); font-size: 11px; padding: 3px 10px; border-radius: 50px; }
.dept-arrow {
  position: absolute;
  top: 24px; right: 24px;
  width: 32px; height: 32px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.5);
  font-size: 14px;
  transition: var(--transition);
}
.dept-card:hover .dept-arrow {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--green-dark);
  transform: translateX(3px);
}


/* ─── FEATURES GRID ─── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}
.feature-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: var(--transition);
}
.feature-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-5px);
  border-color: var(--green);
}
.feature-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: var(--green-light);
  display: flex; align-items: center; justify-content: center;
  font-size: 24px;
  margin-bottom: 16px;
  transition: var(--transition);
}
.feature-card:hover .feature-icon { transform: scale(1.12) rotate(-5deg); }

.feature-title { font-family: 'Space Grotesk', sans-serif; font-size: 16px; font-weight: 600; color: var(--green-dark); margin-bottom: 8px; }
.feature-desc { font-size: 13px; color: var(--text-muted); line-height: 1.6; }


/* ─── MEMORY FEED ─── */
.feed-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
  flex-wrap: wrap;
  gap: 16px;
}
.filter-row { display: flex; gap: 8px; flex-wrap: wrap; }

.filter-chip {
  padding: 7px 16px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 500;
  border: 1.5px solid var(--border);
  background: var(--white);
  color: var(--text-muted);
  transition: var(--transition);
  cursor: pointer;
}
.filter-chip:hover { border-color: var(--green); color: var(--green); }
.filter-chip.active { background: var(--green); color: var(--white); border-color: var(--green); }

.memory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.memory-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
  /* Cards fade in when added to the grid */
  animation: cardAppear 0.5s ease both;
}
.memory-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-5px);
  border-color: var(--green);
}
@keyframes cardAppear {
  from { opacity: 0; transform: scale(0.96) translateY(12px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

.card-media {
  height: 190px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 56px;
  position: relative;
  overflow: hidden;
}
/* Image inside card media */
.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}

.card-media-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 30%, rgba(15,74,51,0.55) 100%);
}
.card-category {
  position: absolute;
  top: 14px; left: 14px;
  background: rgba(15,74,51,0.85);
  color: var(--gold-light);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 50px;
}
.card-privacy {
  position: absolute;
  top: 14px; right: 14px;
  background: rgba(0,0,0,0.5);
  color: rgba(255,255,255,0.9);
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 50px;
}
.card-body { padding: 16px 20px 14px; }
.card-author-row { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.card-avatar-sm {
  width: 32px; height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}
.card-author-name { font-size: 13px; font-weight: 600; color: var(--text); }
.card-author-meta { font-size: 11px; color: var(--text-muted); }
.card-title { font-family: 'Playfair Display', serif; font-size: 16px; color: var(--green-dark); margin-bottom: 8px; line-height: 1.35; }
.card-text { font-size: 13px; color: var(--text-muted); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card-footer { display: flex; align-items: center; gap: 16px; padding: 12px 20px; border-top: 1px solid var(--border); }
.card-action-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 13px;
  color: var(--text-muted);
  background: none;
  border: none;
  transition: color 0.2s, transform 0.2s;
  padding: 4px;
}
.card-action-btn:hover { color: var(--green); }
.card-action-btn svg { width: 15px; height: 15px; }
.card-action-btn.liked { color: #e74c3c; }


/* ─── SKELETON LOADER ─── */
/* Grey shimmer cards while real data loads from Supabase */
.skeleton-card {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e8e3 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius);
}
@keyframes shimmer {
  from { background-position: 200% 0; }
  to   { background-position: -200% 0; }
}


/* ─── LOGIN PAGE ─── */
.login-wrap { display: flex; min-height: calc(100vh - 70px); }
.login-left {
  width: 44%;
  background: var(--green-dark);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 72px 60px;
  position: relative;
  overflow: hidden;
}
/* Decorative circles */
.login-left::before {
  content: '';
  position: absolute;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: rgba(201,168,76,0.07);
  top: -150px; right: -150px;
  /* Slow pulse */
  animation: pulse 6s ease-in-out infinite alternate;
}
.login-left::after {
  content: '';
  position: absolute;
  width: 350px; height: 350px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
  bottom: -100px; left: -80px;
  animation: pulse 8s ease-in-out infinite alternate-reverse;
}
@keyframes pulse {
  from { transform: scale(1); }
  to   { transform: scale(1.1); }
}

.login-logo-wrap { display: flex; align-items: center; gap: 14px; margin-bottom: 48px; }
.login-logo { width: 64px; height: 64px; border-radius: 14px; background: transparent; padding: 0; object-fit: contain; filter: drop-shadow(0 4px 12px rgba(0,0,0,0.3)); }
.login-brand-name { font-family: 'Space Grotesk', sans-serif; font-size: 22px; font-weight: 700; color: var(--white); }
.login-brand-tagline { font-size: 11px; color: rgba(255,255,255,0.6); letter-spacing: 1px; text-transform: uppercase; }
.login-heading { font-family: 'Playfair Display', serif; font-size: 38px; color: var(--white); line-height: 1.25; margin-bottom: 18px; }
.login-heading em { color: var(--gold-light); font-style: italic; }
.login-body { color: rgba(255,255,255,0.6); font-size: 15px; line-height: 1.7; font-weight: 300; margin-bottom: 36px; }
.login-features { display: flex; flex-direction: column; gap: 14px; }
.login-feature { display: flex; align-items: center; gap: 12px; font-size: 14px; color: rgba(255,255,255,0.78); }
.login-feature-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--gold); flex-shrink: 0; }

.login-right {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px 48px;
  background: var(--cream);
}
.login-box { width: 100%; max-width: 420px; }
.login-box-title { font-family: 'Playfair Display', serif; font-size: 28px; color: var(--green-dark); margin-bottom: 6px; }
.login-box-sub { font-size: 14px; color: var(--text-muted); margin-bottom: 28px; }

.tab-switcher {
  display: flex;
  background: #e8ede9;
  border-radius: 10px;
  padding: 4px;
  margin-bottom: 28px;
}
.tab-btn {
  flex: 1;
  text-align: center;
  padding: 10px;
  border-radius: 8px;
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
  font-weight: 400;
  color: var(--text-muted);
  background: transparent;
  border: none;
}
.tab-btn.active {
  background: var(--white);
  color: var(--green-dark);
  font-weight: 600;
  box-shadow: 0 1px 8px rgba(26,107,74,0.12);
}

/* ─── FORMS ─── */
.form-group { margin-bottom: 18px; }
.form-label { display: block; font-size: 13px; font-weight: 600; color: var(--text); margin-bottom: 6px; }
.form-label span { color: var(--gold); font-weight: 400; font-size: 11px; margin-left: 4px; }

.form-input {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  font-size: 14px;
  color: var(--text);
  background: var(--white);
  transition: var(--transition);
  outline: none;
}
.form-input:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(26,107,74,0.08);
}
.form-hint { font-size: 11px; color: var(--text-light); margin-top: 5px; }

.form-submit {
  width: 100%;
  background: var(--green);
  color: var(--white);
  border: none;
  padding: 13px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  transition: var(--transition);
  margin-top: 6px;
  position: relative;
  overflow: hidden;
}
.form-submit::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  transition: background 0.3s;
}
.form-submit:hover {
  background: var(--green-mid);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(26,107,74,0.25);
}
.form-submit:active { transform: translateY(0); }
.form-submit:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

/* Password visibility toggle */
.password-wrapper {
  position: relative;
  width: 100%;
}
.password-wrapper .form-input {
  width: 100%;
  padding-right: 48px;
  box-sizing: border-box;
}
.password-wrapper .password-toggle {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  background: none !important;
  border: none !important;
  cursor: pointer;
  padding: 8px;
  color: var(--text-light) !important;
  display: flex !important;
  align-items: center;
  justify-content: center;
  transition: color 0.2s;
  z-index: 5;
}
.password-wrapper .password-toggle:hover {
  color: var(--text) !important;
}
.password-wrapper .password-toggle svg {
  width: 20px;
  height: 20px;
}
.password-wrapper .password-toggle .eye-off-icon {
  display: none !important;
}
.password-wrapper .password-toggle.active .eye-icon {
  display: none !important;
}
.password-wrapper .password-toggle.active .eye-off-icon {
  display: inline-block !important;
}

.form-error {
  background: #fee;
  border: 1px solid #fcc;
  color: #c00;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 13px;
  margin-top: 12px;
  animation: shake 0.4s ease;
}
@keyframes shake {
  0%,100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}

.form-success {
  background: #eaffef;
  border: 1px solid #a8dfb4;
  color: #1a6b4a;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 13px;
  margin-top: 12px;
}

.divider-row { display: flex; align-items: center; gap: 12px; margin: 20px 0; }
.divider-line { flex: 1; height: 1px; background: var(--border); }
.divider-text { font-size: 12px; color: var(--text-muted); }

.form-footer-link { text-align: center; margin-top: 22px; font-size: 13px; color: var(--text-muted); }
.form-footer-link a { color: var(--green); font-weight: 600; cursor: pointer; }


/* ─── PROFILE PAGE ─── */
.profile-banner {
  background: linear-gradient(135deg, var(--green-dark) 0%, var(--green) 100%);
  padding: 44px 80px;
}
.profile-inner { max-width: 1100px; margin: 0 auto; display: flex; gap: 28px; align-items: center; }
.profile-avatar-xl {
  width: 90px; height: 90px;
  border-radius: 50%;
  background: var(--gold);
  display: flex; align-items: center; justify-content: center;
  font-size: 32px; font-weight: 700;
  color: var(--green-dark);
  border: 3px solid rgba(201,168,76,0.45);
  flex-shrink: 0;
  transition: var(--transition);
}
.profile-avatar-xl:hover { transform: scale(1.06); }
.profile-name { font-family: 'Playfair Display', serif; font-size: 30px; color: var(--white); margin-bottom: 5px; }
.profile-meta-line { font-size: 14px; color: rgba(255,255,255,0.65); }
.profile-badges { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }

.badge-pill {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(201,168,76,0.18);
  border: 1px solid rgba(201,168,76,0.4);
  color: var(--gold-light);
  font-size: 12px;
  padding: 4px 14px;
  border-radius: 50px;
}

.profile-content-wrap {
  max-width: 1100px;
  margin: 32px auto;
  padding: 0 80px;
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: 24px;
}

.sidebar-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  height: fit-content;
  position: sticky;
  top: 86px;
}
.sidebar-title { font-size: 12px; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1.5px; margin-bottom: 14px; }
.sidebar-stat-row { padding: 10px 0; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; font-size: 13px; }
.sidebar-stat-row:last-of-type { border-bottom: none; }
.sidebar-stat-label { color: var(--text-muted); }
.sidebar-stat-val { font-weight: 600; color: var(--green-dark); }

.sidebar-actions { margin-top: 16px; display: flex; flex-direction: column; gap: 8px; }
.sidebar-action-btn {
  background: var(--green-light);
  color: var(--green-dark);
  border: 1.5px solid var(--border);
  padding: 10px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  transition: var(--transition);
}
.sidebar-action-btn:hover { background: var(--green); color: var(--white); border-color: var(--green); transform: translateY(-1px); }


/* ─── UPLOAD MODAL ─── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15,74,51,0.55);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 20px;
  backdrop-filter: blur(4px);
}
.modal-overlay.open { display: flex; animation: fadeIn 0.25s ease; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.modal {
  background: var(--white);
  border-radius: 18px;
  width: 100%;
  max-width: 540px;
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(15,74,51,0.3);
  animation: modalIn 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  max-height: 90vh;
  overflow-y: auto;
}
@keyframes modalIn {
  from { opacity: 0; transform: scale(0.94) translateY(24px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
  padding: 24px 28px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  background: var(--white);
  z-index: 1;
}
.modal-title { font-family: 'Playfair Display', serif; font-size: 22px; color: var(--green-dark); }
.modal-close {
  background: none;
  border: none;
  font-size: 26px;
  color: var(--text-muted);
  line-height: 1;
  padding: 4px;
  transition: color 0.2s, transform 0.2s;
}
.modal-close:hover { color: var(--text); transform: rotate(90deg); }

.modal-body { padding: 24px 28px; }

.upload-zone {
  border: 2px dashed var(--border);
  border-radius: 12px;
  padding: 36px;
  text-align: center;
  margin-bottom: 20px;
  cursor: pointer;
  transition: var(--transition);
}
.upload-zone:hover, .upload-zone.dragover {
  border-color: var(--green);
  background: var(--green-light);
  transform: scale(1.01);
}
.upload-icon { font-size: 38px; margin-bottom: 12px; }
.upload-text { font-size: 15px; font-weight: 500; color: var(--text); margin-bottom: 5px; }
.upload-sub { font-size: 12px; color: var(--text-muted); }

.cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 18px; }
.cat-btn {
  padding: 9px 6px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 12px;
  cursor: pointer;
  background: var(--white);
  color: var(--text-muted);
  transition: var(--transition);
  text-align: center;
}
.cat-btn.selected { border-color: var(--green); color: var(--green-dark); background: var(--green-light); font-weight: 600; }
.cat-btn:hover { border-color: var(--green-mid); transform: translateY(-1px); }

.modal-footer { padding: 16px 28px 24px; display: flex; gap: 12px; }
.btn-cancel {
  flex: 1;
  background: transparent;
  border: 1.5px solid var(--border);
  color: var(--text);
  padding: 12px;
  border-radius: 10px;
  font-size: 14px;
  transition: var(--transition);
}
.btn-cancel:hover { border-color: var(--green-mid); }
.btn-publish {
  flex: 2;
  background: var(--green);
  color: var(--white);
  border: none;
  padding: 12px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
}
.btn-publish:hover { background: var(--green-mid); transform: translateY(-1px); }
.btn-publish:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }


/* ─── CAMPUS SECTION ─── */
.campus-section { background: var(--white); padding: 64px 0; }
.campus-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.campus-img-wrap { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); position: relative; }
.campus-img { width: 100%; height: 360px; object-fit: cover; transition: transform 0.6s ease; }
.campus-img-wrap:hover .campus-img { transform: scale(1.04); }
.campus-img-label {
  position: absolute;
  bottom: 16px; left: 16px;
  background: rgba(15,74,51,0.85);
  color: var(--white);
  font-size: 12px; font-weight: 600;
  padding: 6px 14px;
  border-radius: 50px;
}
.campus-quote {
  border-left: 3px solid var(--gold);
  padding-left: 18px;
  font-family: 'Playfair Display', serif;
  font-size: 17px;
  color: var(--green-dark);
  font-style: italic;
  line-height: 1.6;
  margin: 20px 0;
}
.campus-stat-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 28px; }
.campus-stat-box {
  background: var(--green-light);
  border-radius: var(--radius-sm);
  padding: 16px;
  text-align: center;
  transition: var(--transition);
}
.campus-stat-box:hover { background: var(--green); }
.campus-stat-box:hover .campus-stat-num { color: var(--white); }
.campus-stat-box:hover .campus-stat-text { color: rgba(255,255,255,0.8); }
.campus-stat-num { font-family: 'Space Grotesk', sans-serif; font-size: 24px; font-weight: 700; color: var(--green); transition: color 0.3s; }
.campus-stat-text { font-size: 12px; color: var(--text-muted); margin-top: 4px; transition: color 0.3s; }


/* ─── HORIZONTAL SCROLL (recent memories on home) ─── */
.hscroll-wrap { overflow-x: auto; padding-bottom: 12px; -webkit-overflow-scrolling: touch; }
.hscroll-wrap::-webkit-scrollbar { height: 4px; }
.hscroll-wrap::-webkit-scrollbar-thumb { background: var(--green-mid); border-radius: 2px; }
.hscroll-row { display: flex; gap: 16px; width: max-content; padding: 4px 2px; }

.hscroll-card {
  width: 240px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  flex-shrink: 0;
  cursor: pointer;
  transition: var(--transition);
}
.hscroll-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.hscroll-media {
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  position: relative;
  overflow: hidden;
}
.hscroll-media img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.hscroll-body { padding: 12px 14px; }
.hscroll-title { font-family: 'Playfair Display', serif; font-size: 14px; color: var(--green-dark); margin-bottom: 5px; line-height: 1.3; }
.hscroll-meta { font-size: 11px; color: var(--text-muted); }


/* ─── SEARCH BAR ─── */
.search-wrap { position: relative; max-width: 500px; }
.search-input {
  width: 100%;
  padding: 12px 18px 12px 46px;
  border: 1.5px solid var(--border);
  border-radius: 50px;
  font-size: 14px;
  background: var(--white);
  outline: none;
  transition: var(--transition);
  color: var(--text);
}
.search-input:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(26,107,74,0.08); }
.search-icon { position: absolute; left: 16px; top: 50%; transform: translateY(-50%); color: var(--text-muted); font-size: 16px; }


/* ─── FOOTER ─── */
.footer { background: var(--green-dark); color: rgba(255,255,255,0.75); margin-top: auto; }
.footer-main {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding: 56px 80px 40px;
  max-width: 1280px;
  margin: 0 auto;
}
.footer-brand-name { font-family: 'Space Grotesk', sans-serif; font-size: 20px; font-weight: 700; color: var(--white); margin-bottom: 5px; }
.footer-brand-tag { font-size: 12px; color: rgba(255,255,255,0.5); letter-spacing: 1px; margin-bottom: 14px; text-transform: uppercase; }
.footer-brand-desc { font-size: 13px; line-height: 1.7; color: rgba(255,255,255,0.6); }
.footer-col-title { font-family: 'Space Grotesk', sans-serif; font-size: 13px; font-weight: 700; color: var(--gold-light); letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 16px; }
.footer-link { display: block; font-size: 13px; color: rgba(255,255,255,0.6); margin-bottom: 10px; cursor: pointer; transition: color 0.2s; }
.footer-link:hover { color: var(--gold-light); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 80px;
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: rgba(255,255,255,0.45);
}
.footer-bottom-links { display: flex; gap: 20px; }


/* ═══════════════════════════════════════════════════════
   RESPONSIVE — mobile-first, every breakpoint covered
═══════════════════════════════════════════════════════ */

/* ── TABLET  (≤ 1024px) ────────────────────────────── */
@media (max-width: 1024px) {
  .section, .section-sm {
    padding-left: 40px;
    padding-right: 40px;
  }
  .dept-inner, .campus-inner,
  .footer-main, .footer-bottom,
  .profile-banner, .profile-content-wrap {
    padding-left: 40px;
    padding-right: 40px;
  }
  .footer-main {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }
  .slide-title { font-size: 40px; }
  .slide-content { padding: 0 48px; max-width: 540px; }
}

/* ── SMALL TABLET / LARGE PHONE  (≤ 900px) ─────────── */
@media (max-width: 900px) {
  /* ── Navbar ── */
  .hamburger { display: flex !important; }
  .nav-center,
  #nav-links-auth,
  #nav-links-guest { display: none !important; }

  /* Hide desktop auth buttons, show only hamburger */
  #nav-guest-actions { display: none !important; }
  #nav-user-actions  { display: none !important; }
  .navbar { padding: 0 20px; }

  /* ── Spacing ── */
  .section, .section-sm { padding: 44px 20px; }
  .dept-inner           { padding: 44px 20px; }
  .campus-inner         { padding: 0 20px; }
  .profile-banner       { padding: 32px 20px; }
  .profile-content-wrap { padding: 0 20px; margin: 24px auto; }
  .footer-main          { padding: 40px 20px 28px; }
  .footer-bottom        { padding: 16px 20px; }

  /* ── Hero ── */
  .hero { height: 420px; }
  .slide-content { padding: 0 24px; max-width: 100%; }
  .slide-title   { font-size: 32px; }
  .slide-desc    { font-size: 14px; }
  .slide-badge   { font-size: 10px; padding: 5px 12px; }
  .slide-indicators { left: 24px; bottom: 16px; }
  .slide-arrows     { right: 16px; bottom: 16px; }

  /* ── Stats bar ── */
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .stat-item { padding: 16px 12px; }
  .stat-num  { font-size: 24px; }

  /* ── Grids ── */
  .campus-inner { grid-template-columns: 1fr; gap: 32px; }
  .profile-content-wrap { grid-template-columns: 1fr; }
  .sidebar-card { position: static; }

  /* ── Login ── */
  .login-left  { display: none; }
  .login-right { padding: 40px 24px; }

  /* ── Footer ── */
  .footer-main { grid-template-columns: 1fr 1fr; }
  .footer-bottom {
    flex-direction: column;
    gap: 10px;
    text-align: center;
  }
  .footer-bottom-links { flex-wrap: wrap; justify-content: center; }

  /* ── Profile ── */
  .profile-inner { flex-direction: column; align-items: flex-start; gap: 16px; }
  .profile-name { font-size: 24px; }

  /* ── Section title ── */
  .section-title { font-size: 26px; }
}

/* ── PHONE  (≤ 600px) ───────────────────────────────── */
@media (max-width: 600px) {
  /* ── Hero ── */
  .hero { height: 360px; }
  .slide-title { font-size: 22px; line-height: 1.2; }
  .slide-desc  { font-size: 13px; margin-bottom: 20px; display: -webkit-box; -webkit-line-clamp: 3; line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
  .slide-cta   { gap: 8px; }
  .slide-cta .btn-primary,
  .slide-cta .btn-ghost-white {
    padding: 10px 18px;
    font-size: 13px;
  }
  .slide-badge { display: none; } /* save space on tiny screens */

  /* ── Stats ── */
  .stats-bar  { grid-template-columns: 1fr 1fr; }
  .stat-item  { padding: 14px 8px; }
  .stat-num   { font-size: 20px; }
  .stat-label { font-size: 11px; }

  /* ── Grids ── */
  .memory-grid      { grid-template-columns: 1fr; }
  .dept-grid        { grid-template-columns: 1fr; }
  .features-grid    { grid-template-columns: 1fr; }
  .footer-main      { grid-template-columns: 1fr; gap: 24px; }
  .dept-school-grid { grid-template-columns: 1fr; }

  /* ── Horizontal scroll cards ── */
  .hscroll-card { width: 190px; }

  /* ── Section ── */
  .section, .section-sm { padding: 36px 16px; }
  .dept-inner { padding: 36px 16px; }
  .section-title { font-size: 22px; }
  .dept-title    { font-size: 22px; }

  /* ── Login / Signup ── */
  .login-right { padding: 28px 16px; }
  .login-box   { max-width: 100%; }

  /* ── Toast ── */
  .toast-container { bottom: 12px; right: 12px; left: 12px; }
  .toast { max-width: 100%; right: 0; left: 0; bottom: 0; border-radius: 0; }

  /* ── Modal ── */
  .modal-overlay { padding: 0; align-items: flex-end; }
  .modal {
    border-radius: 18px 18px 0 0;
    max-height: 92vh;
  }

  /* ── Cards ── */
  .feature-card { padding: 20px 16px; }
  .dept-card    { padding: 20px 16px; }

  /* ── Profile ── */
  .profile-banner       { padding: 24px 16px; }
  .profile-content-wrap { padding: 0 16px; margin: 16px auto; }
  .profile-avatar-xl    { width: 72px; height: 72px; font-size: 24px; }
  .profile-name         { font-size: 20px; }

  /* ── Campus ── */
  .campus-img { height: 220px; }
  .campus-stat-row { grid-template-columns: 1fr 1fr; }

  /* ── Topbar ── */
  .topbar { display: none; } /* too small for topbar links */

  /* ── Memory detail modal ── */
  .memory-detail-body { padding: 16px; }
  .memory-detail-title { font-size: 20px; }

  /* ── Feed header ── */
  .feed-header { flex-direction: column; align-items: flex-start; }
  .search-wrap { max-width: 100%; width: 100%; }
}

/* ── VERY SMALL PHONE  (≤ 380px) ───────────────────── */
@media (max-width: 380px) {
  .slide-title { font-size: 19px; }
  .stat-num    { font-size: 17px; }
  .nav-brand-name { font-size: 15px; }
  .nav-brand-sub  { display: none; }
  .hscroll-card   { width: 165px; }
  .cat-grid       { grid-template-columns: repeat(2, 1fr); }
}


/* ─── V2 APP.JS COMPATIBILITY ADDITIONS ─── */
/* These classes are generated by V2's app.js and need styling */

/* Nav scrolled state */
.navbar.scrolled { box-shadow: 0 4px 30px rgba(15,74,51,0.4); }

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0;
  background: var(--green-dark);
  padding: 72px 24px 32px;
  z-index: 999;
  flex-direction: column;
  gap: 4px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  padding: 14px 16px;
  color: rgba(255,255,255,0.85);
  font-size: 15px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}
.mobile-menu a:hover { background: rgba(255,255,255,0.1); }
.mobile-divider { height: 1px; background: rgba(255,255,255,0.1); margin: 8px 0; }

/* Close ✕ button inside the mobile menu */
.mobile-menu-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  color: var(--white);
  width: 36px; height: 36px;
  border-radius: 50%;
  font-size: 16px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}
.mobile-menu-close:hover { background: rgba(255,255,255,0.25); }

/* Hamburger button */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 6px;
  cursor: pointer;
}
.hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--white); border-radius: 2px;
}

/* Memory cards (V2 structure) */
.memory-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
  animation: cardAppear 0.5s ease both;
}
.memory-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-5px);
  border-color: var(--green);
}

.memory-card-img {
  height: 190px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 56px;
  position: relative;
  overflow: hidden;
  background: var(--green-light);
}
.memory-card-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  position: absolute; inset: 0;
}
.memory-card-img .skeleton {
  width: 100%; height: 100%;
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e8e3 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

.memory-card-body { padding: 16px 20px 14px; }
.memory-card-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}
.memory-card-cat {
  background: var(--green-light);
  color: var(--green-dark);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 50px;
}
.visibility-badge {
  font-size: 10px;
  color: var(--text-muted);
  background: #f5f5f5;
  padding: 3px 8px;
  border-radius: 50px;
}
.memory-card-title {
  font-family: 'Playfair Display', serif;
  font-size: 16px;
  color: var(--green-dark);
  margin-bottom: 8px;
  line-height: 1.35;
}
.memory-card-content {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
}
.memory-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.memory-author {
  display: flex;
  align-items: center;
  gap: 8px;
}
.memory-author-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--green);
  color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700;
  flex-shrink: 0;
}
.memory-author-name { font-size: 13px; font-weight: 600; color: var(--text); }
.memory-author-year { font-size: 11px; color: var(--text-muted); }
.memory-actions { display: flex; gap: 8px; align-items: center; }

.btn-like {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 13px;
  color: var(--text-muted);
  background: none;
  border: 1.5px solid var(--border);
  border-radius: 50px;
  padding: 5px 12px;
  cursor: pointer;
  transition: var(--transition);
}
.btn-like:hover { color: #e74c3c; border-color: #e74c3c; }
.btn-like.liked { color: #e74c3c; border-color: #e74c3c; }
.btn-like.removing { opacity: 0; transform: scale(0.8); }

.btn-view-memory {
  font-size: 12px;
  font-weight: 600;
  color: var(--green);
  background: var(--green-light);
  border: 1.5px solid var(--border);
  border-radius: 50px;
  padding: 5px 14px;
  cursor: pointer;
  transition: var(--transition);
}
.btn-view-memory:hover {
  background: var(--green);
  color: var(--white);
  border-color: var(--green);
}

/* Memory grid */
.memory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

/* Empty state */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 80px 20px;
}
.empty-state-icon { font-size: 56px; margin-bottom: 16px; }
.empty-state-title {
  font-family: 'Playfair Display', serif;
  font-size: 24px;
  color: var(--green-dark);
  margin-bottom: 10px;
}
.empty-state-desc { font-size: 14px; color: var(--text-muted); line-height: 1.7; max-width: 420px; margin: 0 auto; }

/* Skeleton */
.skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e8e3 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 4px;
}

/* Toast */
.toast-container {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}
.toast {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--green-dark);
  color: var(--white);
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  animation: toastIn 0.35s ease;
  max-width: 380px;
  pointer-events: auto;
}
.toast.success { background: var(--green); }
.toast.error { background: #c0392b; }
.toast.info { background: #2c5f8a; }
.toast.removing { animation: toastOut 0.35s ease forwards; }
.toast-icon { font-size: 16px; flex-shrink: 0; }
@keyframes toastIn { from { opacity:0; transform:translateY(20px); } to { opacity:1; transform:translateY(0); } }
@keyframes toastOut { from { opacity:1; transform:translateY(0); } to { opacity:0; transform:translateY(20px); } }

/* Alert banners */
.alert {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 13px;
  margin-bottom: 16px;
}
.alert-error { background: #fee; border: 1px solid #fcc; color: #c00; }
.alert-success { background: #eaffef; border: 1px solid #a8dfb4; color: var(--green); }

/* Spinner inside buttons */
.spinner {
  display: inline-block;
  width: 14px; height: 14px;
  border: 2px solid rgba(255,255,255,0.4);
  border-top-color: var(--white);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  vertical-align: middle;
}

/* Department cards (V2 rendered) */
.dept-card-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}
.dept-card .dept-icon.teal  { background: rgba(26,107,74,0.15); color: var(--green); }
.dept-card .dept-icon.gold  { background: rgba(201,168,76,0.15); color: var(--gold); }
.dept-card .dept-icon.cream { background: rgba(255,255,255,0.12); color: var(--white); }
.dept-card .dept-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
}
.dept-card .dept-info .dept-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 17px;
  font-weight: 600;
  color: var(--white);
  line-height: 1.2;
}
.dept-card .dept-info .dept-short {
  font-size: 11px;
  color: var(--gold);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  font-weight: 600;
  margin-top: 3px;
}
.dept-card-body { flex: 1; }
.dept-card .dept-desc { font-size: 13px; color: rgba(255,255,255,0.65); line-height: 1.65; margin-bottom: 14px; }
.dept-stats { display: flex; gap: 12px; margin-bottom: 14px; }
.dept-stat {
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  text-align: center;
  flex: 1;
}
.dept-stat-val { font-family: 'Space Grotesk', sans-serif; font-size: 18px; font-weight: 700; color: var(--white); }
.dept-stat-label { font-size: 10px; color: rgba(255,255,255,0.5); margin-top: 2px; }
.dept-courses-title { font-size: 11px; color: var(--gold); font-weight: 600; letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 8px; }
.dept-course-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.dept-course-tag {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.75);
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 50px;
}
.dept-course-tag.more { background: rgba(201,168,76,0.15); border-color: rgba(201,168,76,0.3); color: var(--gold-light); }
.dept-degree-list { display: flex; flex-direction: column; gap: 4px; }
.dept-degree-item { font-size: 12px; color: rgba(255,255,255,0.7); }
.dept-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.dept-hod { font-size: 12px; color: rgba(255,255,255,0.55); }
.dept-hod strong { color: rgba(255,255,255,0.8); }
.btn-dept-memories {
  background: var(--gold);
  color: var(--green-dark);
  border: none;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}
.btn-dept-memories:hover { background: var(--gold-light); transform: translateY(-1px); }

/* Memory detail modal */
.memory-detail-img {
  width: 100%; max-height: 360px;
  object-fit: cover;
  border-radius: var(--radius) var(--radius) 0 0;
}
.memory-detail-body { padding: 24px 28px 28px; }
.memory-detail-meta { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.memory-detail-cat {
  background: var(--green-light);
  color: var(--green-dark);
  font-size: 11px; font-weight: 600;
  letter-spacing: 1px; text-transform: uppercase;
  padding: 4px 12px; border-radius: 50px;
}
.memory-detail-date { font-size: 12px; color: var(--text-muted); align-self: center; }
.memory-detail-title {
  font-family: 'Playfair Display', serif;
  font-size: 24px; color: var(--green-dark);
  margin-bottom: 14px; line-height: 1.3;
}
.memory-detail-content-text { font-size: 15px; color: var(--text-muted); line-height: 1.75; margin-bottom: 20px; }
.memory-detail-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  margin-bottom: 24px;
}
.btn-delete-memory {
  background: #fee;
  border: 1px solid #fcc;
  color: #c00;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 13px;
  cursor: pointer;
  transition: var(--transition);
}
.btn-delete-memory:hover { background: #c0392b; color: var(--white); border-color: #c0392b; }

/* Comments section */
.comments-section { margin-top: 8px; }
.comments-title { font-family: 'Space Grotesk', sans-serif; font-size: 15px; font-weight: 600; color: var(--green-dark); margin-bottom: 14px; }
.comments-empty { font-size: 13px; color: var(--text-muted); font-style: italic; padding: 12px 0; }
.comment-loading { font-size: 13px; color: var(--text-muted); padding: 12px 0; }
.comment-item { display: flex; gap: 10px; align-items: flex-start; margin-bottom: 14px; }
.comment-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--green);
  color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700;
  flex-shrink: 0;
}
.comment-bubble {
  flex: 1;
  background: var(--cream);
  border-radius: 0 12px 12px 12px;
  padding: 10px 14px;
}
.comment-header { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; }
.comment-author { font-size: 13px; font-weight: 600; color: var(--text); }
.comment-date { font-size: 11px; color: var(--text-muted); }
.comment-text { font-size: 13px; color: var(--text-muted); line-height: 1.6; }
.comment-delete-btn {
  background: none; border: none;
  color: var(--text-muted);
  font-size: 16px; cursor: pointer;
  padding: 4px; opacity: 0.6;
  transition: opacity 0.2s;
}
.comment-delete-btn:hover { opacity: 1; color: #c00; }
.comment-form { display: flex; gap: 8px; margin-top: 14px; }
.comment-form input {
  flex: 1;
  padding: 10px 14px;
  border: 1.5px solid var(--border);
  border-radius: 50px;
  font-size: 13px;
  outline: none;
  font-family: 'Inter', sans-serif;
  color: var(--text);
  transition: border-color 0.2s;
}
.comment-form input:focus { border-color: var(--green); }
.btn-comment {
  background: var(--green);
  color: var(--white);
  border: none;
  border-radius: 50px;
  padding: 10px 20px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}
.btn-comment:hover { background: var(--green-mid); }
.btn-comment:disabled { opacity: 0.6; cursor: not-allowed; }
.comments-signin-prompt { font-size: 13px; color: var(--text-muted); padding: 10px 0; }

/* Profile tabs */
.profile-tabs { display: flex; }
.profile-tab-content { display: none; }
.profile-tab-content.active { display: block; }

/* Red color variables for delete */
:root {
  --red: #c0392b;
  --red-pale: #fee8e7;
  --teal: var(--green);
  --ink-soft: var(--text-muted);
  --ink-muted: var(--text-muted);
  --ink-faint: var(--text-light);
}

/* Upload zone drag state */
.upload-zone.drag-over, .upload-zone:hover {
  border-color: var(--green);
  background: var(--green-light);
  transform: scale(1.01);
}
.upload-zone.has-photo { border-color: var(--green); background: var(--green-light); }

/* Form select */
select.form-input { appearance: none; background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%235a7060' fill='none' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; background-size: 10px; padding-right: 36px; }

/* Responsive additions */
@media (max-width: 900px) {
  .hamburger { display: flex; }
  .nav-center { display: none !important; }
  #nav-links-auth { display: none !important; }
  #nav-links-guest { display: none !important; }
}
@media (max-width: 600px) {
  .memory-grid { grid-template-columns: 1fr; }
  .toast-container { bottom: 16px; right: 16px; left: 16px; }
  .toast { max-width: 100%; }
}

/* Department school grouping */
.dept-school-section { margin-bottom: 32px; }
.dept-school-label {
  font-size: 11px; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--gold); opacity: 0.85;
  margin-bottom: 14px; padding-bottom: 8px;
  border-bottom: 1px solid rgba(201,168,76,0.2);
}
.dept-school-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}
/* ── Category Pills ─────────────────────────────────────── */
.cat-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 13px;
  border: 1.5px solid var(--border);
  border-radius: 50px;
  background: var(--surface);
  color: var(--text-muted);
  font-size: 12.5px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.18s ease;
  font-family: inherit;
  white-space: nowrap;
}
.cat-pill:hover {
  border-color: var(--green);
  color: var(--green-dark);
  background: var(--green-light);
}
.cat-pill.active {
  border-color: var(--green);
  background: var(--green);
  color: #fff;
  font-weight: 600;
}