/* ═══════════════════════════════════════
   CVT Club — Brand Redesign
   "Build What Matters"
   ═══════════════════════════════════════ */
:root {
  --navy: #1F3864;
  --silver: #C8D6E0;
  --blue: #4A7BAF;
  --white: #FFFFFF;
  --dark: #0D1F3C;
  --bg: #FFFFFF;
  --bg2: #F5F8FA;
  --surface: #FFFFFF;
  --border: #C8D6E0;
  --border2: #B0C4D4;
  --text: #1F3864;
  --text2: #4A6078;
  --text3: #8A9DB4;
  --accent: #4A7BAF;
  --accent-hover: #1F3864;
  --green: #3A7D44;
  --green-bg: #E2EFDA;
  --amber: #8B6914;
  --amber-bg: #FFF3CD;
  --red: #A6192E;
  --red-bg: #FCE4D6;
  --radius: 6px;
  --radius-lg: 8px;
  --shadow-hover: 0 4px 16px rgba(31,56,100,.10);
  --font: Arial, 'Helvetica Neue', Helvetica, sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.7;font-weight:400}
a{color:var(--accent);text-decoration:none}
a:hover{color:var(--navy)}
img{max-width:100%}
::selection{background:var(--navy);color:#fff}

/* ── Container ── */
.container{max-width:1120px;margin:0 auto;padding:0 24px}
.section{padding:72px 0}
.section-tinted{background:var(--bg2);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.section-title{font-size:24px;font-weight:900;letter-spacing:3px;text-transform:uppercase;margin-bottom:10px;text-align:center;color:var(--navy)}
.section-sub{text-align:center;color:var(--text2);font-size:15px;margin-bottom:40px;max-width:540px;margin-left:auto;margin-right:auto}

/* ── Buttons ── */
.btn{display:inline-flex;align-items:center;gap:6px;padding:10px 22px;border:none;border-radius:var(--radius);font-size:14px;font-weight:600;cursor:pointer;transition:all .2s;text-decoration:none;font-family:var(--font);letter-spacing:.5px}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:hover{background:var(--accent)}
.btn-secondary{background:transparent;border:1.5px solid var(--navy);color:var(--navy)}
.btn-secondary:hover{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-outline{background:var(--white);border:1.5px solid var(--border);color:var(--text2)}
.btn-outline:hover{border-color:var(--accent);color:var(--accent)}
.btn-ghost{background:transparent;color:var(--text2);padding:8px 14px}
.btn-ghost:hover{color:var(--accent)}
.btn-danger{background:var(--red-bg);color:var(--red);border:none}
.btn-danger:hover{background:#F8D7DA}
.btn-sm{padding:6px 14px;font-size:12px}
.btn-lg{padding:14px 30px;font-size:15px}

/* ── Navbar ── */
.navbar{background:var(--navy);border-bottom:none;position:sticky;top:0;z-index:50}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:60px;max-width:1120px;margin:0 auto;padding:0 24px}
.nav-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:900;color:#fff;text-decoration:none;letter-spacing:2px;text-transform:uppercase}
.nav-brand:hover{color:#fff}
.nav-brand img{height:32px;filter:brightness(0) invert(1)}
.nav-links{display:flex;align-items:center;gap:2px}
.nav-link{padding:8px 14px;color:rgba(255,255,255,.75);font-size:13px;border-radius:var(--radius);transition:all .15s;font-weight:500;letter-spacing:.5px;border-bottom:2px solid transparent}
.nav-link:hover{color:#fff;border-bottom-color:var(--silver)}
.nav-link.active{color:#fff;border-bottom-color:var(--accent)}
.nav-right{display:flex;align-items:center;gap:10px;margin-left:16px;padding-left:16px;border-left:1px solid rgba(255,255,255,.2)}
.nav-user{font-size:12px;color:var(--silver);font-weight:500}
.nav-toggle{display:none;background:none;border:none;color:#fff;font-size:22px;cursor:pointer}
.nav-right .btn-outline{color:#fff;border-color:rgba(255,255,255,.3);background:transparent}
.nav-right .btn-outline:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.1)}
.nav-right .btn-primary{background:var(--accent);color:#fff}
.nav-right .btn-primary:hover{background:#5A8EC0}
#authOnly{display:none}

/* ── Hero ── */
.hero{position:relative;min-height:80vh;display:flex;align-items:center;overflow:hidden;background:var(--navy)}
.hero::before{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' stroke='%23ffffff' stroke-opacity='0.03' stroke-width='1'%3E%3Cpath d='M0 40h80M40 0v80M0 0l80 80M80 0L0 80'/%3E%3C/g%3E%3C/svg%3E")}
.hero-inner{position:relative;display:flex;align-items:center;justify-content:space-between;max-width:1120px;margin:0 auto;padding:0 24px;width:100%;gap:60px}
.hero-text{flex:1;color:#fff}
.hero-badge{display:inline-block;padding:6px 18px;border:1px solid rgba(255,255,255,.2);font-size:11px;color:var(--silver);font-weight:500;margin-bottom:20px;letter-spacing:3px;text-transform:uppercase}
.hero-title{font-size:clamp(36px,5.5vw,56px);font-weight:900;line-height:1.1;margin-bottom:20px;color:#fff;letter-spacing:2px}
.hero-sub{font-size:15px;color:rgba(255,255,255,.7);line-height:1.7;margin-bottom:32px;max-width:480px}
.hero-actions{display:flex;gap:12px;margin-bottom:36px}
.btn-hero{background:#fff;color:var(--navy);font-weight:700;letter-spacing:1px}
.btn-hero:hover{background:var(--accent);color:#fff}
.btn-hero-outline{background:transparent;border:1.5px solid rgba(255,255,255,.3);color:#fff;letter-spacing:1px}
.btn-hero-outline:hover{background:rgba(255,255,255,.1);border-color:#fff}
.hero-social{display:flex;gap:10px;flex-wrap:wrap}
.social-pill{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border:1px solid var(--border);border-radius:var(--radius);font-size:13px;color:var(--text2);background:var(--white);transition:all .2s}
.social-pill:hover{border-color:var(--accent);color:var(--accent)}
.hero-logo{flex-shrink:0;width:200px;height:200px;background:#fff;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;padding:28px}
.hero-logo img{width:100%;height:100%}

/* ── Club Info Bar ── */
.club-info{background:var(--white);border-bottom:1px solid var(--border);padding:20px 0}
.club-info-inner{display:flex;align-items:center;gap:48px;justify-content:center;flex-wrap:wrap}
.club-stat{text-align:center}
.club-stat-val{font-size:18px;font-weight:900;color:var(--navy);letter-spacing:1px}
.club-stat-label{font-size:10px;color:var(--text3);text-transform:uppercase;letter-spacing:3px;font-weight:500;margin-top:2px}

/* ── About Cards ── */
.about-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.about-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px 24px;transition:all .25s}
.about-card:hover{box-shadow:var(--shadow-hover);border-color:var(--accent)}
.about-icon{font-size:28px;margin-bottom:14px;line-height:1}
.about-card h3{font-size:15px;margin-bottom:8px;font-weight:700;color:var(--navy);letter-spacing:.5px}
.about-card p{font-size:13px;color:var(--text2);line-height:1.7}

/* ── Events Section ── */
.event-tabs{display:flex;gap:4px;margin-bottom:28px;justify-content:center;flex-wrap:wrap}
.event-tab{padding:8px 20px;border-radius:var(--radius);font-size:12px;font-weight:600;cursor:pointer;transition:all .2s;background:var(--white);border:1px solid var(--border);color:var(--text2);letter-spacing:1px;text-transform:uppercase}
.event-tab:hover{border-color:var(--accent);color:var(--accent)}
.event-tab.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.events-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.event-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:all .2s}
.event-card:hover{box-shadow:var(--shadow-hover);border-color:var(--accent)}
.event-card-img{height:140px;background:var(--bg2);display:flex;align-items:center;justify-content:center;color:var(--text3);font-size:32px;position:relative}
.event-card-date{position:absolute;top:10px;right:10px;background:#fff;border-radius:var(--radius);padding:4px 10px;text-align:center;border:1px solid var(--border)}
.event-card-date .day{font-size:18px;font-weight:900;color:var(--navy);line-height:1}
.event-card-date .month{font-size:10px;color:var(--text3);text-transform:uppercase;font-weight:600;letter-spacing:1px}
.event-card-body{padding:14px 16px}
.event-card-title{font-size:14px;font-weight:700;margin-bottom:4px;line-height:1.3;color:var(--navy)}
.event-card-loc{font-size:12px;color:var(--text3);margin-bottom:2px}
.event-card-time{font-size:12px;color:var(--accent);font-weight:600}
.event-card-price{font-size:12px;color:var(--green);font-weight:600;margin-top:4px}

/* ── Page Header ── */
.page-header{padding:28px 0 20px;border-bottom:1px solid var(--border);background:var(--white)}
.page-header .container{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.page-title{font-size:22px;font-weight:900;color:var(--navy);letter-spacing:2px;text-transform:uppercase}
.page-sub{font-size:13px;color:var(--text3);margin-top:2px;letter-spacing:.5px}

/* ── Cards ── */
.card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg)}
.card-body{padding:24px}
.empty-box{text-align:center;padding:60px 20px;color:var(--text3)}

/* ── Post Cards ── */
.posts-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
.post-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:all .25s}
.post-card:hover{box-shadow:var(--shadow-hover);border-color:var(--accent)}
.post-img{height:200px;background-size:cover;background-position:center}
.post-img-placeholder{display:flex;align-items:center;justify-content:center;background:var(--bg2);font-size:40px;color:var(--text3)}
.post-body{padding:18px}
.post-meta{font-size:11px;color:var(--text3);margin-bottom:8px;display:flex;align-items:center;gap:8px;letter-spacing:.5px;text-transform:uppercase;font-weight:500}
.post-meta .cat{padding:3px 10px;background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);color:var(--accent);font-weight:600;font-size:10px;letter-spacing:1px}
.post-title{font-size:16px;font-weight:700;margin-bottom:6px;color:var(--navy);line-height:1.4}
.post-excerpt{font-size:13px;color:var(--text2);line-height:1.7}
.post-full{white-space:pre-wrap;font-size:14px;line-height:1.7;color:var(--text2);margin-top:12px;display:none}
.post-actions{margin-top:12px;display:flex;gap:8px}

/* ── Forms ── */
.form-group{display:flex;flex-direction:column;gap:5px;margin-bottom:16px}
.form-group label{font-size:11px;font-weight:500;color:var(--navy);text-transform:uppercase;letter-spacing:2px}
.form-group input,.form-group select,.form-group textarea{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius);
  padding:10px 14px;color:var(--text);font-size:14px;outline:none;transition:all .2s;font-family:var(--font)}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--navy);box-shadow:0 0 0 3px rgba(31,56,100,.08)}
.form-group textarea{resize:vertical;min-height:80px}
.form-row{display:flex;gap:14px;flex-wrap:wrap}
.form-row .form-group{flex:1;min-width:180px}

/* ── Auth Page ── */
.auth-page{display:flex;align-items:center;justify-content:center;min-height:calc(100vh - 60px);background:var(--bg2)}
.auth-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:40px;width:400px;max-width:90vw}
.auth-header{text-align:center;margin-bottom:28px}
.auth-header h2{margin-top:12px;color:var(--navy);font-weight:900;letter-spacing:2px;text-transform:uppercase;font-size:18px}
.auth-header p{font-size:13px;color:var(--text3);letter-spacing:1px}

/* ── File Table ── */
.file-table{width:100%;border-collapse:collapse;font-size:13px}
.file-table th{text-align:left;padding:10px 14px;color:var(--text3);font-size:10px;text-transform:uppercase;letter-spacing:2px;font-weight:500;border-bottom:2px solid var(--border);background:var(--bg2)}
.file-table td{padding:10px 14px;border-bottom:1px solid var(--border)}
.file-table tr:hover td{background:var(--bg2)}
.file-dl{color:var(--accent);font-weight:600}
.file-dl:hover{text-decoration:underline}

/* ── Shared Folders ── */
.shared-layout{display:flex;gap:24px;flex-wrap:wrap}
.sidebar{width:220px;flex-shrink:0}
.sidebar-title{font-size:10px;color:var(--text3);text-transform:uppercase;letter-spacing:3px;margin-bottom:12px;font-weight:700}
.folder-link{display:flex;align-items:center;gap:8px;padding:9px 14px;border-radius:var(--radius);color:var(--text2);font-size:13px;margin-bottom:3px;transition:all .15s;cursor:pointer;font-weight:500}
.folder-link:hover{background:var(--bg2);color:var(--accent)}
.folder-link.active{background:var(--bg2);color:var(--accent);font-weight:700}
.main-panel{flex:1;min-width:300px}

/* ── Album Grid ── */
.album-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:8px}
.album-thumb{aspect-ratio:1;border-radius:var(--radius);overflow:hidden;cursor:pointer;transition:all .2s;border:1px solid var(--border)}
.album-thumb:hover{box-shadow:var(--shadow-hover)}
.album-thumb img{width:100%;height:100%;object-fit:cover}

/* ── Lightbox ── */
.lightbox{display:none;position:fixed;inset:0;background:rgba(13,31,60,.92);z-index:200;align-items:center;justify-content:center;cursor:zoom-out}
.lightbox.open{display:flex}
.lightbox img{max-width:92vw;max-height:92vh;border-radius:var(--radius-lg)}

/* ── Badges ── */
.badge{padding:3px 10px;border-radius:var(--radius);font-size:10px;font-weight:600;display:inline-block;letter-spacing:1px;text-transform:uppercase}
.badge-admin{background:rgba(31,56,100,.1);color:var(--navy)}
.badge-member{background:var(--green-bg);color:var(--green)}

/* ── Toast ── */
.toast-container{position:fixed;top:72px;right:24px;z-index:300;display:flex;flex-direction:column;gap:8px}
.toast{padding:12px 20px;background:var(--white);border:1px solid var(--border);border-radius:var(--radius);font-size:13px;box-shadow:var(--shadow-hover);animation:slideIn .3s ease;max-width:360px}
.toast-success{border-left:3px solid var(--green)}
.toast-error{border-left:3px solid var(--red)}
@keyframes slideIn{from{transform:translateX(40px);opacity:0}to{transform:translateX(0);opacity:1}}

/* ── Upload Zone ── */
.upload-zone{border:2px dashed var(--border);border-radius:var(--radius-lg);padding:32px;text-align:center;color:var(--text3);cursor:pointer;transition:all .2s;margin-bottom:16px;background:var(--bg2)}
.upload-zone:hover,.upload-zone.dragover{border-color:var(--accent);background:rgba(74,123,175,.04);color:var(--accent)}
.upload-zone input[type=file]{display:none}

/* ── User Table ── */
.user-table{width:100%;border-collapse:collapse;font-size:13px}
.user-table th{text-align:left;padding:10px 14px;color:var(--text3);font-size:10px;text-transform:uppercase;letter-spacing:2px;border-bottom:2px solid var(--border)}
.user-table td{padding:10px 14px;border-bottom:1px solid var(--border)}

/* ── Footer ── */
.footer{background:var(--dark);padding:48px 0 24px;margin-top:0;border-top:none}
.footer-inner{max-width:1120px;margin:0 auto;padding:0 24px;display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:24px}
.footer-brand{font-size:15px;font-weight:900;display:flex;align-items:center;gap:10px;color:#fff;letter-spacing:2px;text-transform:uppercase}
.footer-brand img{height:28px;filter:brightness(0) invert(1)}
.footer-desc{font-size:12px;color:var(--silver);margin-top:4px}
.footer-slogan{font-size:16px;font-weight:900;color:#fff;letter-spacing:3px;text-transform:uppercase;margin-top:12px}
.footer-social{display:flex;gap:12px}
.social-icon{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--radius);border:1px solid rgba(255,255,255,.2);color:var(--silver);transition:all .2s}
.social-icon:hover{border-color:var(--accent);color:#fff}
.social-icon svg{width:16px;height:16px}
.footer-copy{width:100%;text-align:center;font-size:11px;color:rgba(200,214,224,.5);margin-top:24px;padding-top:16px;border-top:1px solid rgba(255,255,255,.08);letter-spacing:1px}
.footer-contact{font-size:12px;color:var(--silver);line-height:1.8}
.footer-contact a{color:var(--accent)}

/* ── Skeleton Loading ── */
@keyframes shimmer{0%{background-position:-400px 0}100%{background-position:400px 0}}
.skel{background:linear-gradient(90deg,#f0f2f5 25%,#e4e8ed 37%,#f0f2f5 63%);background-size:800px 100%;animation:shimmer 1.5s ease infinite;border-radius:var(--radius)}
.skel-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden}
.skel-img{height:200px;background:linear-gradient(90deg,#f0f2f5 25%,#e4e8ed 37%,#f0f2f5 63%);background-size:800px 100%;animation:shimmer 1.5s ease infinite}
.skel-body{padding:18px}
.skel-line{height:12px;border-radius:4px;margin-bottom:10px;background:linear-gradient(90deg,#f0f2f5 25%,#e4e8ed 37%,#f0f2f5 63%);background-size:800px 100%;animation:shimmer 1.5s ease infinite}
.skel-line.w80{width:80%}
.skel-line.w60{width:60%}
.skel-line.w40{width:40%}
.skel-line.w30{width:30%}
.skel-line.h20{height:20px}
.skel-line.h16{height:16px}
.skel-circle{border-radius:50%;background:linear-gradient(90deg,#f0f2f5 25%,#e4e8ed 37%,#f0f2f5 63%);background-size:800px 100%;animation:shimmer 1.5s ease infinite}
/* Event card skeleton */
.skel-event .skel-img{height:140px}
.skel-event .skel-body{padding:14px 16px}
/* Photo grid skeleton */
.skel-photo{aspect-ratio:1;border-radius:var(--radius);background:linear-gradient(90deg,#f0f2f5 25%,#e4e8ed 37%,#f0f2f5 63%);background-size:800px 100%;animation:shimmer 1.5s ease infinite}
/* File card skeleton */
.skel-fcard{display:flex;flex-direction:column;align-items:center;padding:12px 8px 10px;border-radius:8px}
.skel-fcard-thumb{width:80px;height:80px;border-radius:6px;margin-bottom:8px;background:linear-gradient(90deg,#f0f2f5 25%,#e4e8ed 37%,#f0f2f5 63%);background-size:800px 100%;animation:shimmer 1.5s ease infinite}
/* Album sidebar skeleton */
.skel-album-item{display:flex;align-items:center;gap:10px;padding:10px 16px}
.skel-album-thumb{width:36px;height:36px;border-radius:var(--radius);background:linear-gradient(90deg,#f0f2f5 25%,#e4e8ed 37%,#f0f2f5 63%);background-size:800px 100%;animation:shimmer 1.5s ease infinite;flex-shrink:0}

/* ── Mobile ── */
@media(max-width:768px){
  .nav-toggle{display:block}
  .nav-links{display:none;position:absolute;top:60px;left:0;right:0;background:var(--navy);border-bottom:1px solid rgba(255,255,255,.1);flex-direction:column;padding:12px;gap:2px}
  .nav-links.open{display:flex}
  .nav-right{margin-left:0;padding-left:0;border-left:none;padding-top:10px;border-top:1px solid rgba(255,255,255,.1);width:100%;justify-content:space-between}
  .hero-inner{flex-direction:column;text-align:center;padding:60px 24px}
  .hero-sub{margin-left:auto;margin-right:auto}
  .hero-actions{justify-content:center}
  .hero-social{justify-content:center}
  .hero-logo{width:160px;height:160px;padding:16px}
  .posts-grid{grid-template-columns:1fr}
  .about-grid{grid-template-columns:1fr}
  .shared-layout{flex-direction:column}
  .sidebar{width:100%}
  .page-header .container{flex-direction:column;align-items:flex-start}
  .events-grid{grid-template-columns:1fr 1fr}
  .club-info-inner{gap:20px}
}
@media(max-width:480px){
  .events-grid{grid-template-columns:1fr}
}