/* ===================================================
   Lumigo — Lumina Design System
   Tech Elegance: Dark Glassmorphism + Electric Blue
   =================================================== */

/* === Google Fonts === */
@import url('https://fonts.googleapis.com/css2?family=Geist:wght@400;500;600;700;800&family=Inter:wght@300;400;500;600;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:opsz,wght,FILL,GRAD@20..48,100..700,0..1,-50..200&display=swap');

/* === Design Tokens === */
:root {
  /* Background hierarchy */
  --bg:            #10131b;
  --bg-dim:        #0b0e16;
  --bg-raised:     #181c23;
  --bg-container:  #1c2028;
  --bg-container-high: #272a32;
  --bg-container-highest: #31353d;

  /* Surface / Glass */
  --surface:       rgba(255,255,255,0.03);
  --surface-2:     rgba(255,255,255,0.06);
  --surface-3:     rgba(255,255,255,0.10);
  --glass-bg:      rgba(22,25,35,0.55);
  --glass-border:  rgba(255,255,255,0.07);

  /* Accent — Electric Blue */
  --primary:            #adc6ff;
  --primary-container:  #4b8eff;
  --primary-dim:        #809cdf;
  --on-primary:         #002e69;
  --on-primary-container: #ffffff;
  --primary-glow:       rgba(173,198,255,0.18);
  --primary-glow-strong: rgba(75,142,255,0.30);

  /* Gradients */
  --gradient-brand:  linear-gradient(135deg, #adc6ff 0%, #4b8eff 50%, #005bc1 100%);
  --gradient-subtle: linear-gradient(135deg, rgba(173,198,255,0.12) 0%, rgba(75,142,255,0.06) 100%);
  --gradient-glow:   linear-gradient(135deg, #4b8eff 0%, #adc6ff 100%);

  /* Text */
  --text:           #e0e2ed;
  --text-dim:       #c1c6d7;
  --text-muted:     #8b90a0;
  --text-faint:     #5a5f6e;

  /* Borders */
  --border:         rgba(255,255,255,0.06);
  --border-hover:   rgba(255,255,255,0.13);
  --border-focus:   rgba(173,198,255,0.45);
  --border-primary: rgba(173,198,255,0.20);

  /* Status */
  --success:        #34d399;
  --success-bg:     rgba(52,211,153,0.10);
  --danger:         #ff8a80;
  --danger-bg:      rgba(255,138,128,0.10);
  --warning:        #ffb74d;

  /* Shadows */
  --shadow-sm:  0 2px 8px rgba(0,0,0,0.35);
  --shadow:     0 4px 20px rgba(0,0,0,0.50);
  --shadow-lg:  0 20px 60px rgba(0,0,0,0.70);
  --shadow-glow: 0 0 40px -8px var(--primary-glow);
  --shadow-btn: 0 4px 16px var(--primary-glow-strong);

  /* Shape */
  --radius:     12px;
  --radius-sm:  8px;
  --radius-md:  14px;
  --radius-lg:  18px;
  --radius-xl:  24px;
  --radius-full: 9999px;

  /* Layout */
  --sidebar-w:  248px;
  --sidebar-collapsed: 0px;
  --navbar-h:   64px;

  /* Motion */
  --ease:        cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out:    cubic-bezier(0, 0, 0.2, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --fast:        0.15s;
  --normal:      0.25s;
  --slow:        0.4s;
}

/* === Reset === */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family: 'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI','Noto Sans SC','PingFang SC',sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  min-height:100vh;
  font-size:15px;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
a{color:var(--primary-dim);text-decoration:none;transition:color var(--fast) var(--ease)}
a:hover{color:var(--primary);text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4,h5,h6{font-family:'Geist',-apple-system,BlinkMacSystemFont,'Segoe UI','Noto Sans SC',sans-serif;letter-spacing:-0.02em}

/* Scrollbar */
::-webkit-scrollbar{width:5px;height:5px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.10);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:rgba(255,255,255,0.20)}

/* Material Symbols base */
.material-symbols-outlined{font-size:20px;vertical-align:middle;line-height:1}

/* ================================================================
   App Shell — Sidebar + Main
   ================================================================ */
.app-shell{display:flex;min-height:100vh}

/* --- Sidebar --- */
.sidebar{
  width:var(--sidebar-w);
  flex-shrink:0;
  background:rgba(11,14,22,0.92);
  backdrop-filter:blur(28px);
  -webkit-backdrop-filter:blur(28px);
  border-right:1px solid var(--border);
  display:flex;
  flex-direction:column;
  position:fixed;
  top:0;left:0;bottom:0;
  z-index:100;
  overflow-y:auto;
  transition:transform var(--normal) var(--ease);
}

.sidebar-brand{
  display:flex;
  align-items:center;
  gap:10px;
  padding:22px 20px 18px;
  border-bottom:1px solid var(--border);
}

.sidebar-brand-icon{
  width:34px;height:34px;
  border-radius:var(--radius-sm);
  background:var(--gradient-brand);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 18px var(--primary-glow-strong);
  flex-shrink:0;
}

.sidebar-brand-icon .material-symbols-outlined{
  font-size:18px;color:#fff;font-variation-settings:'FILL'1;
}

.sidebar-brand-name{
  font-family:'Geist',sans-serif;
  font-size:1.15rem;
  font-weight:800;
  background:linear-gradient(135deg, #adc6ff 0%, #809cdf 100%);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
  letter-spacing:-0.03em;
}

.sidebar-nav{
  flex:1;
  padding:16px 12px;
  display:flex;
  flex-direction:column;
  gap:24px;
}

.sidebar-section-label{
  font-family:'Geist',sans-serif;
  font-size:0.65rem;
  font-weight:600;
  text-transform:uppercase;
  letter-spacing:0.10em;
  color:var(--text-faint);
  padding:0 8px 8px;
}

.sidebar-links{
  display:flex;flex-direction:column;gap:2px;
}

.sidebar-links a,
.sidebar-links button{
  display:flex;align-items:center;gap:10px;
  padding:9px 12px;
  border-radius:var(--radius-sm);
  font-size:0.875rem;font-weight:500;
  color:var(--text-dim);
  transition:all var(--fast) var(--ease);
  background:none;border:none;width:100%;text-align:left;
  cursor:pointer;
}

.sidebar-links a:hover,
.sidebar-links button:hover{
  color:var(--text);
  background:var(--surface-2);
}

.sidebar-links a.active,
.sidebar-links button.active{
  color:var(--primary);
  background:rgba(173,198,255,0.08);
}

.sidebar-links .material-symbols-outlined{font-size:20px;flex-shrink:0}

/* Sidebar footer */
.sidebar-footer{
  padding:16px 16px 20px;
  border-top:1px solid var(--border);
  display:flex;flex-direction:column;gap:12px;
}

.sidebar-storage{}
.sidebar-storage-label{
  display:flex;justify-content:space-between;
  font-size:0.7rem;font-weight:600;
  color:var(--text-faint);
  text-transform:uppercase;letter-spacing:0.06em;
  margin-bottom:8px;
}
.sidebar-storage-bar{
  height:3px;border-radius:2px;
  background:var(--surface-3);overflow:hidden;
}
.sidebar-storage-fill{
  height:100%;border-radius:2px;
  background:var(--gradient-brand);
  width:45%;transition:width var(--slow) var(--ease);
}

.sidebar-user{
  display:flex;align-items:center;gap:10px;
}

.sidebar-avatar{
  width:32px;height:32px;border-radius:var(--radius-sm);
  background:var(--gradient-glow);
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;
}
.sidebar-avatar .material-symbols-outlined{font-size:18px;color:#fff}

.sidebar-username{font-size:0.8125rem;font-weight:600;color:var(--text);flex:1}
.sidebar-logout{
  background:none;border:1px solid var(--border);
  color:var(--text-muted);
  padding:5px 10px;border-radius:var(--radius-sm);
  font-size:0.75rem;cursor:pointer;
  transition:all var(--fast) var(--ease);
}
.sidebar-logout:hover{color:var(--danger);border-color:rgba(255,138,128,0.3);background:var(--danger-bg)}

/* --- Main Content --- */
.main-content{
  flex:1;
  margin-left:var(--sidebar-w);
  min-height:100vh;
  display:flex;flex-direction:column;
}

/* ================================================================
   Landing Page (no sidebar)
   ================================================================ */
.landing-page{min-height:100vh;position:relative;overflow-x:hidden}

/* Background atmosphere */
.landing-page::before{
  content:'';
  position:absolute;
  top:-30%;left:50%;transform:translateX(-50%);
  width:900px;height:900px;
  background:radial-gradient(circle, rgba(75,142,255,0.09) 0%, transparent 60%);
  pointer-events:none;z-index:0;
}
.landing-page::after{
  content:'';
  position:absolute;
  bottom:-20%;left:-10%;
  width:600px;height:600px;
  background:radial-gradient(circle, rgba(173,198,255,0.05) 0%, transparent 60%);
  pointer-events:none;z-index:0;
}

.landing-grid{
  position:absolute;inset:0;
  background-image:radial-gradient(circle, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size:28px 28px;
  pointer-events:none;z-index:0;
}

/* Landing nav */
.landing-nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  background:rgba(11,14,22,0.65);
  backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
  border-bottom:1px solid rgba(255,255,255,0.06);
  height:var(--navbar-h);
  display:flex;align-items:center;
}
.landing-nav-inner{
  width:100%;max-width:1200px;margin:0 auto;
  padding:0 28px;
  display:flex;align-items:center;justify-content:space-between;
}
.landing-brand{
  font-family:'Geist',sans-serif;
  font-size:1.2rem;font-weight:800;
  background:linear-gradient(135deg, #adc6ff 0%, #4b8eff 100%);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
  letter-spacing:-0.035em;
}
.landing-login-btn{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 20px;
  border-radius:var(--radius-full);
  background:rgba(255,255,255,0.06);
  border:1px solid rgba(255,255,255,0.10);
  color:var(--text);
  font-size:0.875rem;font-weight:500;cursor:pointer;
  transition:all var(--normal) var(--ease);
}
.landing-login-btn:hover{
  background:rgba(255,255,255,0.10);
  border-color:rgba(255,255,255,0.18);
  transform:translateY(-1px);
}

/* Landing sections */
.landing-section{position:relative;z-index:1}
.landing-hero{
  padding:180px 28px 120px;
  text-align:center;
  max-width:780px;margin:0 auto;
}
.landing-hero h1{
  font-family:'Geist',sans-serif;
  font-size:clamp(2.2rem,5vw,3.6rem);
  font-weight:800;line-height:1.15;
  letter-spacing:-0.04em;margin-bottom:18px;
}
.landing-hero h1 span{
  background:linear-gradient(135deg, #adc6ff 0%, #4b8eff 50%, #809cdf 100%);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
}
.landing-hero p{
  font-size:1.1rem;color:var(--text-muted);
  max-width:480px;margin:0 auto 32px;
  line-height:1.7;
}
.landing-hero-cta{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 32px;border-radius:var(--radius-full);
  background:var(--gradient-brand);
  color:#fff;font-size:0.9375rem;font-weight:600;
  border:none;cursor:pointer;
  box-shadow:0 8px 28px rgba(75,142,255,0.28);
  transition:all var(--normal) var(--ease);
}
.landing-hero-cta:hover{
  transform:translateY(-2px);
  box-shadow:0 14px 36px rgba(75,142,255,0.40);
}

/* Landing gallery preview */
.landing-gallery{
  max-width:1100px;margin:0 auto;
  padding:0 28px 80px;
}
.landing-gallery-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
}
.gallery-card{
  position:relative;border-radius:var(--radius-lg);
  overflow:hidden;
  background:var(--surface-2);
  border:1px solid var(--border);
  aspect-ratio:4/3;
  transition:all var(--slow) var(--ease);
  cursor:default;
}
.gallery-card:hover{
  transform:translateY(-4px);
  border-color:var(--border-primary);
  box-shadow:var(--shadow-lg);
}
.gallery-card-inner{
  width:100%;height:100%;
  display:flex;align-items:center;justify-content:center;
  background:var(--gradient-subtle);
}
.gallery-card-icon{
  font-size:48px;color:var(--primary);
  opacity:0.35;
  font-variation-settings:'FILL'0,'wght'300;
}
.gallery-card-overlay{
  position:absolute;bottom:0;left:0;right:0;
  padding:16px;
  background:rgba(22,25,35,0.65);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-top:1px solid rgba(255,255,255,0.06);
  opacity:0;transform:translateY(8px);
  transition:all var(--normal) var(--ease);
}
.gallery-card:hover .gallery-card-overlay{opacity:1;transform:translateY(0)}
.gallery-card-label{
  font-family:'Geist',sans-serif;
  font-size:0.6rem;font-weight:600;
  text-transform:uppercase;letter-spacing:0.08em;
  color:var(--primary-dim);margin-bottom:4px;
}
.gallery-card-title{
  font-size:0.85rem;font-weight:600;color:var(--text);
}

/* Landing features */
.landing-features{
  max-width:960px;margin:0 auto;
  padding:0 28px 120px;
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:16px;
}
.feature-card{
  background:var(--glass-bg);
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border:1px solid var(--glass-border);
  border-radius:var(--radius-lg);
  padding:28px 24px;
  transition:all var(--normal) var(--ease);
}
.feature-card:hover{
  transform:translateY(-3px);
  border-color:var(--border-primary);
  background:rgba(22,25,35,0.70);
}
.feature-icon{
  width:44px;height:44px;border-radius:var(--radius-sm);
  background:rgba(173,198,255,0.08);
  display:flex;align-items:center;justify-content:center;
  margin-bottom:16px;
  border:1px solid var(--border-primary);
  transition:all var(--normal) var(--ease);
}
.feature-card:hover .feature-icon{border-color:rgba(173,198,255,0.35);box-shadow:0 0 20px var(--primary-glow)}
.feature-icon .material-symbols-outlined{color:var(--primary);font-size:22px}
.feature-card h3{
  font-size:1rem;font-weight:700;margin-bottom:8px;
  color:var(--text);
}
.feature-card p{
  font-size:0.875rem;color:var(--text-muted);line-height:1.65;
}

/* Landing footer */
.landing-footer{
  border-top:1px solid var(--border);
  padding:32px 28px;position:relative;z-index:1;
  display:flex;align-items:center;justify-content:center;
  gap:32px;flex-wrap:wrap;
}
.landing-footer span{
  font-size:0.8125rem;color:var(--text-faint);
}

/* ================================================================
   Glass Panel utility
   ================================================================ */
.glass{
  background:var(--glass-bg);
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border:1px solid var(--glass-border);
}

/* ================================================================
   Page Header
   ================================================================ */
.page-header{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:28px;flex-wrap:wrap;gap:12px;
}
.page-header h2{
  font-size:1.35rem;font-weight:800;color:var(--text);
  letter-spacing:-0.03em;
}
.page-body{padding:32px 32px 96px}

/* ================================================================
   Buttons
   ================================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  gap:7px;padding:10px 18px;border-radius:var(--radius);
  font-size:0.875rem;font-weight:600;border:none;cursor:pointer;
  transition:all var(--fast) var(--ease);
  white-space:nowrap;outline:none;line-height:1.4;
  font-family:inherit;text-decoration:none;
}
.btn:disabled{opacity:0.4;cursor:not-allowed;pointer-events:none}

.btn-primary{
  background:var(--gradient-brand);color:#fff;
  box-shadow:var(--shadow-btn);
}
.btn-primary:hover{
  box-shadow:0 6px 24px rgba(75,142,255,0.45);
  transform:translateY(-1px);
}
.btn-primary:active{transform:translateY(0)}

.btn-secondary{
  background:var(--surface-2);color:var(--text);
  border:1px solid var(--border);
}
.btn-secondary:hover{background:var(--surface-3);border-color:var(--border-hover)}

.btn-ghost{
  background:transparent;color:var(--text-dim);
  border:1px solid var(--border);
}
.btn-ghost:hover{background:var(--surface);color:var(--text)}

.btn-danger{
  background:var(--danger-bg);color:var(--danger);
  border:1px solid rgba(255,138,128,0.20);
}
.btn-danger:hover{
  background:var(--danger);color:#fff;
  border-color:transparent;
  box-shadow:0 4px 16px rgba(255,138,128,0.28);
}

.btn-full{width:100%}
.btn-sm{padding:6px 13px;font-size:0.8125rem;border-radius:var(--radius-sm)}

.btn-icon{
  width:34px;height:34px;padding:0;border-radius:var(--radius-sm);
  background:var(--surface-2);color:var(--text-dim);
  border:1px solid var(--border);cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
  transition:all var(--fast) var(--ease);line-height:1;
}
.btn-icon:hover{background:var(--surface-3);color:var(--text);border-color:var(--border-hover)}
.btn-icon.danger:hover{background:var(--danger);color:#fff;border-color:transparent;box-shadow:0 0 16px rgba(255,138,128,0.25)}

/* ================================================================
   Forms
   ================================================================ */
.form-group{margin-bottom:20px}
.form-group label{
  display:block;font-family:'Geist',sans-serif;
  font-size:0.7rem;font-weight:600;color:var(--text-faint);
  text-transform:uppercase;letter-spacing:0.06em;margin-bottom:8px;
}
input[type="text"],input[type="password"],select,.form-group input{
  width:100%;padding:11px 14px;
  background:rgba(255,255,255,0.04);
  border:1px solid var(--border);border-radius:var(--radius);
  color:var(--text);font-size:0.9375rem;
  transition:all var(--fast) var(--ease);
  outline:none;font-family:inherit;
}
input[type="text"]:focus,input[type="password"]:focus,select:focus,.form-group input:focus{
  border-color:var(--border-focus);
  background:rgba(75,142,255,0.06);
  box-shadow:0 0 0 3px var(--primary-glow);
}
input::placeholder{color:var(--text-faint)}

select{
  padding-right:40px;cursor:pointer;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%238b90a0' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 10px center;background-size:20px;
}
select option{background:var(--bg-container);color:var(--text)}

.form-radio-group{display:flex;gap:10px;flex-wrap:wrap}
.form-radio-group label{
  display:flex;align-items:center;gap:8px;
  padding:9px 15px;background:var(--surface);
  border:1px solid var(--border);border-radius:var(--radius);
  cursor:pointer;font-size:0.875rem;font-weight:500;
  color:var(--text-dim);transition:all var(--fast) var(--ease);
  text-transform:none;letter-spacing:0;margin-bottom:0;
}
.form-radio-group label:has(input:checked){
  border-color:var(--primary-container);
  background:rgba(75,142,255,0.10);
  color:var(--primary);
}
.form-radio-group input[type="radio"]{width:15px;height:15px;accent-color:var(--primary-container);flex-shrink:0}

/* ================================================================
   Alerts
   ================================================================ */
.alert{
  padding:12px 16px;border-radius:var(--radius);
  font-size:0.875rem;font-weight:500;margin-bottom:16px;
  border:1px solid transparent;
}
.alert-error{
  background:var(--danger-bg);color:var(--danger);
  border-color:rgba(255,138,128,0.18);
}
.alert-success{
  background:var(--success-bg);color:var(--success);
  border-color:rgba(52,211,153,0.18);
}

/* ================================================================
   Modal
   ================================================================ */
.modal-overlay{
  display:none;position:fixed;inset:0;
  background:rgba(0,0,0,0.72);
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  z-index:1000;align-items:center;justify-content:center;
  padding:20px;
}
.modal-overlay.active{display:flex;animation:fadeIn 0.18s ease}

.modal{
  background:linear-gradient(180deg, rgba(22,25,35,0.95) 0%, rgba(16,19,27,0.98) 100%);
  backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
  border:1px solid rgba(255,255,255,0.08);
  border-radius:var(--radius-xl);
  box-shadow:var(--shadow-lg),0 0 0 1px rgba(75,142,255,0.04);
  width:100%;max-width:440px;max-height:90vh;
  overflow-y:auto;
  animation:slideUp 0.22s var(--ease-out);
}
.modal-lg{max-width:800px}
.modal-sm{max-width:380px}

.modal-header{
  display:flex;align-items:center;justify-content:space-between;
  padding:22px 24px 16px;border-bottom:1px solid var(--border);
}
.modal-header h3{
  font-size:1rem;font-weight:700;color:var(--text);
  letter-spacing:-0.02em;
}
.modal-close{
  width:30px;height:30px;border-radius:var(--radius-sm);
  background:var(--surface);border:1px solid var(--border);
  color:var(--text-dim);cursor:pointer;font-size:1rem;
  display:flex;align-items:center;justify-content:center;
  transition:all var(--fast) var(--ease);flex-shrink:0;line-height:1;
}
.modal-close:hover{background:var(--surface-3);color:var(--text)}

.modal-body{padding:22px 24px}
.modal-footer{
  display:flex;justify-content:flex-end;gap:10px;
  padding:16px 24px 22px;border-top:1px solid var(--border);
}

/* ================================================================
   Login Modal
   ================================================================ */
.login-modal-icon{
  width:52px;height:52px;border-radius:var(--radius);
  background:var(--gradient-brand);
  display:flex;align-items:center;justify-content:center;
  margin:0 auto 20px;
  box-shadow:0 8px 28px var(--primary-glow-strong);
}
.login-modal-icon .material-symbols-outlined{font-size:26px;color:#fff;font-variation-settings:'FILL'1}
.login-modal-title{
  text-align:center;font-size:1.25rem;font-weight:800;
  margin-bottom:6px;letter-spacing:-0.03em;
}
.login-modal-subtitle{
  text-align:center;font-size:0.85rem;color:var(--text-muted);
  margin-bottom:24px;
}

/* ================================================================
   Upload Section
   ================================================================ */
.upload-section{
  background:var(--glass-bg);
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border:1px solid var(--glass-border);
  border-radius:var(--radius-lg);
  padding:24px;margin-bottom:20px;
}
.upload-controls{
  display:flex;align-items:center;gap:12px;
  margin-bottom:20px;flex-wrap:wrap;
}
.upload-controls label{
  font-family:'Geist',sans-serif;
  font-size:0.7rem;font-weight:600;color:var(--text-faint);
  text-transform:uppercase;letter-spacing:0.06em;white-space:nowrap;
}
.upload-controls select{flex:1;min-width:200px;max-width:360px}

.drop-zone{
  border:2px dashed rgba(173,198,255,0.22);
  border-radius:var(--radius-lg);
  padding:56px 24px;text-align:center;cursor:pointer;
  background:rgba(173,198,255,0.02);
  transition:all var(--normal) var(--ease);position:relative;
}
.drop-zone:hover,.drop-zone:focus-visible{
  border-color:rgba(173,198,255,0.50);
  background:rgba(173,198,255,0.05);outline:none;
}
.drop-zone.drag-over{
  border-color:var(--primary-container);
  background:rgba(75,142,255,0.08);
  transform:scale(1.005);
  box-shadow:0 0 0 4px var(--primary-glow);
}
.drop-icon{display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.drop-icon .material-symbols-outlined{
  font-size:48px;color:var(--primary-dim);opacity:0.5;
  font-variation-settings:'FILL'0,'wght'200;
}
.drop-title{
  font-size:1.05rem;font-weight:700;color:var(--text);
  margin-bottom:8px;letter-spacing:-0.015em;
}
.drop-hint{
  font-size:0.8125rem;color:var(--text-muted);line-height:1.9;
}

/* Upload queue */
.upload-queue{display:flex;flex-direction:column;gap:10px;margin-bottom:20px}
.queue-item{
  background:var(--glass-bg);border:1px solid var(--border);
  border-radius:var(--radius);padding:14px 16px;animation:fadeIn 0.2s ease;
}
.queue-item-header{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:10px;gap:8px;
}
.queue-item-name{font-size:0.875rem;font-weight:500;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}
.queue-item-status{font-size:0.8125rem;font-weight:600;color:var(--text-muted);flex-shrink:0}
.progress-bar{height:3px;background:var(--surface-3);border-radius:2px;overflow:hidden}
.progress-fill{height:100%;background:var(--gradient-brand);border-radius:2px;width:0;transition:width 0.3s ease}
.progress-fill.indeterminate{width:45%;animation:indeterminate 1.4s ease-in-out infinite}

@keyframes indeterminate{
  0%{transform:translateX(-120%)}100%{transform:translateX(280%)}
}

/* Results section */
.results-section{
  background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border:1px solid var(--glass-border);border-radius:var(--radius-lg);padding:24px;
}
.results-section h3{
  font-family:'Geist',sans-serif;font-size:0.65rem;font-weight:700;
  color:var(--text-faint);text-transform:uppercase;
  letter-spacing:0.10em;margin-bottom:16px;
}
.results-list{display:flex;flex-direction:column;gap:12px}
.result-card{
  display:flex;gap:16px;background:var(--surface);
  border:1px solid var(--border);border-radius:var(--radius);
  padding:14px;transition:border-color var(--fast) var(--ease);
}
.result-card:hover{border-color:var(--border-hover)}
.result-thumb{
  width:76px;height:76px;object-fit:cover;
  border-radius:var(--radius-sm);flex-shrink:0;
  background:var(--surface-2);
}
.result-info{flex:1;min-width:0}
.result-filename{
  font-size:0.875rem;font-weight:600;color:var(--text);
  margin-bottom:10px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

/* Link rows */
.link-rows{display:flex;flex-direction:column;gap:6px}
.link-row{
  display:flex;align-items:center;gap:8px;
  background:var(--surface-2);border:1px solid var(--border);
  border-radius:var(--radius-sm);padding:6px 8px 6px 10px;
  transition:border-color var(--fast) var(--ease);
}
.link-row:hover{border-color:var(--border-hover)}
.link-label{
  font-family:'Geist',sans-serif;font-size:0.65rem;font-weight:700;
  text-transform:uppercase;letter-spacing:0.06em;
  color:var(--text-faint);min-width:62px;flex-shrink:0;
}
.link-input{
  flex:1;padding:0;background:transparent;border:none;box-shadow:none;
  font-size:0.8125rem;color:var(--text-dim);
  font-family:'SF Mono','Fira Code','Consolas',monospace;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  cursor:default;min-width:0;width:100%;
}
.link-input:focus{outline:none;border:none;box-shadow:none;background:transparent}

.copy-btn{
  flex-shrink:0;padding:4px 11px;font-size:0.75rem;font-weight:600;
  background:var(--surface-3);border:1px solid var(--border);
  border-radius:7px;color:var(--text-dim);cursor:pointer;
  transition:all var(--fast) var(--ease);white-space:nowrap;font-family:inherit;
}
.copy-btn:hover{background:var(--primary-container);color:#fff;border-color:transparent;box-shadow:var(--shadow-btn)}
.copy-btn.copied{background:var(--success-bg);color:var(--success);border-color:rgba(52,211,153,0.25)}

/* ================================================================
   Albums Grid
   ================================================================ */
.albums-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
}
.album-card{
  background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border:1px solid var(--glass-border);border-radius:var(--radius-lg);
  overflow:hidden;text-decoration:none;display:block;
  transition:all var(--normal) var(--ease);cursor:pointer;
}
.album-card:hover{
  transform:translateY(-3px);border-color:var(--border-primary);
  box-shadow:0 10px 36px rgba(0,0,0,0.50);
  text-decoration:none;
}
.album-cover-wrap{
  aspect-ratio:16/10;overflow:hidden;
  background:var(--gradient-subtle);position:relative;
}
.album-cover{width:100%;height:100%;object-fit:cover;transition:transform var(--slow) var(--ease)}
.album-card:hover .album-cover{transform:scale(1.06)}
.album-cover-placeholder{
  width:100%;height:100%;display:flex;
  align-items:center;justify-content:center;
  color:var(--primary-dim);opacity:0.15;
}
.album-cover-placeholder .material-symbols-outlined{font-size:44px}
.album-info{padding:14px 16px}
.album-name{
  font-size:0.9rem;font-weight:700;color:var(--text);
  margin-bottom:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  letter-spacing:-0.015em;
}
.album-meta{
  display:flex;align-items:center;justify-content:space-between;
  font-size:0.8rem;color:var(--text-muted);
}

/* ================================================================
   Album Detail
   ================================================================ */
.album-detail-header{
  display:flex;align-items:center;gap:12px;
  margin-bottom:28px;flex-wrap:wrap;
}
.album-detail-header h2{
  font-size:1.5rem;font-weight:800;color:var(--text);
  letter-spacing:-0.04em;
}
.header-actions{display:flex;gap:8px;margin-left:auto}

/* Badges */
.badge{
  display:inline-flex;align-items:center;gap:4px;
  padding:3px 10px;border-radius:7px;
  font-family:'Geist',sans-serif;font-size:0.65rem;font-weight:700;
  text-transform:uppercase;letter-spacing:0.05em;
  border:1px solid transparent;flex-shrink:0;
}
.badge-public{background:var(--success-bg);color:var(--success);border-color:rgba(52,211,153,0.20)}
.badge-private{background:var(--danger-bg);color:var(--danger);border-color:rgba(255,138,128,0.20)}

/* ================================================================
   Photos Grid
   ================================================================ */
.photos-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:10px;
}
.photo-item{
  position:relative;aspect-ratio:1/1;overflow:hidden;
  border-radius:var(--radius);background:var(--surface-2);
  cursor:pointer;border:1px solid var(--border);
  transition:all var(--normal) var(--ease);
}
.photo-item:hover{
  border-color:rgba(173,198,255,0.30);
  box-shadow:0 6px 20px rgba(0,0,0,0.45);
}
.photo-item img{width:100%;height:100%;object-fit:cover;transition:transform var(--slow) var(--ease)}
.photo-item:hover img{transform:scale(1.05)}
.photo-overlay{
  position:absolute;inset:0;
  background:linear-gradient(to top, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0.30) 100%);
  display:flex;align-items:center;justify-content:center;
  gap:8px;opacity:0;transition:opacity var(--normal) var(--ease);
}
.photo-item:hover .photo-overlay{opacity:1}

/* Photo detail modal */
.photo-detail-inner{
  display:grid;grid-template-columns:1fr 300px;gap:24px;min-height:340px;
}
.photo-detail-preview{
  background:rgba(0,0,0,0.35);border-radius:var(--radius);
  border:1px solid var(--border);overflow:hidden;
  display:flex;align-items:center;justify-content:center;
}
.photo-detail-preview img{max-height:60vh;width:100%;object-fit:contain}
.photo-detail-sidebar{display:flex;flex-direction:column;gap:20px}
.photo-meta-table dl{
  display:grid;grid-template-columns:auto 1fr;gap:8px 16px;align-items:baseline;
}
.photo-meta-table dt{
  font-family:'Geist',sans-serif;font-size:0.65rem;font-weight:700;
  text-transform:uppercase;letter-spacing:0.07em;color:var(--text-faint);
}
.photo-meta-table dd{font-size:0.875rem;color:var(--text-dim);word-break:break-all}

/* ================================================================
   Delete Option Cards
   ================================================================ */
.delete-option-card{
  border:1px solid var(--border);border-radius:var(--radius);
  padding:16px;cursor:pointer;margin-bottom:10px;
  transition:all var(--fast) var(--ease);
}
.delete-option-card h4{font-size:0.9rem;font-weight:700;margin-bottom:6px;color:var(--text)}
.delete-option-card p{font-size:0.8125rem;color:var(--text-muted);line-height:1.5}
.option-safe{background:rgba(52,211,153,0.03)}
.option-safe:hover,.option-safe.selected{background:rgba(52,211,153,0.07);border-color:rgba(52,211,153,0.30)}
.option-safe.selected h4{color:var(--success)}
.option-danger{background:rgba(255,138,128,0.03)}
.option-danger:hover,.option-danger.selected{background:rgba(255,138,128,0.07);border-color:rgba(255,138,128,0.30)}
.option-danger.selected h4{color:var(--danger)}
.confirm-input-wrap{margin-top:14px}
.confirm-input-wrap label{font-size:0.8125rem;color:var(--text-muted);margin-bottom:8px;display:block;text-transform:none;letter-spacing:0}
.confirm-input-wrap input{width:100%;padding:10px 14px}

/* ================================================================
   Pagination
   ================================================================ */
.pagination{
  display:flex;align-items:center;justify-content:center;
  gap:16px;margin-top:36px;padding:16px 0;
}

/* ================================================================
   Loading & Empty States
   ================================================================ */
.loading-center{
  display:flex;align-items:center;justify-content:center;
  gap:12px;padding:72px 0;color:var(--text-muted);font-size:0.875rem;
}
.spinner{
  width:20px;height:20px;
  border:2px solid var(--surface-3);border-top-color:var(--primary-container);
  border-radius:50%;animation:spin 0.75s linear infinite;flex-shrink:0;
}
@keyframes spin{to{transform:rotate(360deg)}}

.empty-state{text-align:center;padding:96px 20px;color:var(--text-muted)}
.empty-icon{display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.empty-icon .material-symbols-outlined{font-size:52px;opacity:0.20;color:var(--primary-dim)}
.empty-state p{font-size:0.9375rem;font-weight:500;color:var(--text-muted)}

/* ================================================================
   Animations
   ================================================================ */
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes slideUp{from{transform:translateY(16px);opacity:0}to{transform:translateY(0);opacity:1}}
@keyframes scaleIn{from{transform:scale(0.94);opacity:0}to{transform:scale(1);opacity:1}}

/* ================================================================
   Sidebar toggle (mobile)
   ================================================================ */
.sidebar-backdrop{
  display:none;position:fixed;inset:0;
  background:rgba(0,0,0,0.55);z-index:99;
}
.sidebar-backdrop.active{display:block}
.mobile-menu-btn{
  display:none;position:fixed;top:12px;left:12px;z-index:110;
  width:40px;height:40px;border-radius:var(--radius-sm);
  background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border:1px solid var(--border);color:var(--text);cursor:pointer;
  align-items:center;justify-content:center;
}

/* ================================================================
   Responsive
   ================================================================ */
@media(max-width:1024px){
  .albums-grid{grid-template-columns:repeat(3,1fr)}
  .photos-grid{grid-template-columns:repeat(3,1fr)}
  .photo-detail-inner{grid-template-columns:1fr}
  .photo-detail-preview img{max-height:45vh}
  .landing-gallery-grid{grid-template-columns:repeat(2,1fr)}
  .landing-features{grid-template-columns:repeat(2,1fr)}
}

@media(max-width:768px){
  .mobile-menu-btn{display:flex}
  .sidebar{
    transform:translateX(-100%);
    width:260px;
  }
  .sidebar.open{transform:translateX(0);box-shadow:var(--shadow-lg)}
  .main-content{margin-left:0}
  .page-body{padding:24px 20px 72px}

  .albums-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .photos-grid{grid-template-columns:repeat(2,1fr);gap:8px}
  .album-detail-header{flex-wrap:wrap}
  .header-actions{width:100%;justify-content:flex-start}

  .landing-hero{padding:140px 20px 80px}
  .landing-gallery-grid{grid-template-columns:1fr}
  .landing-features{grid-template-columns:1fr}
  .landing-nav-inner{padding:0 16px}
}

@media(max-width:480px){
  .photos-grid{grid-template-columns:repeat(2,1fr);gap:6px}
  .modal{border-radius:var(--radius)}
  .modal-body{padding:16px}
  .modal-header{padding:16px}
  .modal-footer{padding:12px 16px 16px}
  .result-card{gap:12px}
  .result-thumb{width:60px;height:60px}
}