.landing{min-height:100vh;display:flex;flex-direction:column;position:relative;overflow:hidden;background:linear-gradient(175deg,#0f2540,#1a3a5c 45%,#2a5080 70%,#c5dff0)}.landing-bg{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;overflow:hidden}.mountain{position:absolute;bottom:0;width:0;height:0}.mountain-1{left:-5%;border-left:320px solid transparent;border-right:320px solid transparent;border-bottom:420px solid rgba(15,37,64,.7)}.mountain-2{left:20%;border-left:280px solid transparent;border-right:280px solid transparent;border-bottom:520px solid rgba(26,58,92,.6)}.mountain-3{right:-5%;border-left:360px solid transparent;border-right:360px solid transparent;border-bottom:380px solid rgba(20,47,76,.65)}.landing-nav{position:relative;z-index:10;display:flex;align-items:center;justify-content:space-between;padding:20px 40px}.nav-logo{font-family:Playfair Display,serif;font-size:1.1rem;color:#ffffffe6}.nav-actions{display:flex;gap:10px}.nav-btn{font-size:.85rem;padding:8px 16px}.nav-actions .btn-outline{color:#ffffffd9;border-color:#fff6}.nav-actions .btn-outline:hover{background:#ffffff26;color:#fff}.nav-actions .btn-primary{background:#ffffff26;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.3)}.nav-actions .btn-primary:hover{background:#ffffff40}.landing-hero{flex:1;display:flex;align-items:center;justify-content:center;position:relative;z-index:10;padding:60px 24px 120px}.hero-content{text-align:center;max-width:600px;animation:fadeUp .8s ease both}@keyframes fadeUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.hero-badge{display:inline-block;padding:6px 18px;background:#c9a84c33;border:1px solid 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Display,serif;font-size:1.7rem;color:#fff;font-weight:700;line-height:1;margin-bottom:4px}.date-year{font-size:.85rem;color:#c5dff0bf}.date-divider{font-size:.85rem;color:#c5dff080;font-style:italic}.hero-cta{font-size:1rem;padding:16px 36px;margin-bottom:14px;font-weight:600;box-shadow:0 4px 20px #c9a84c59}.hero-note{font-size:.8rem;color:#c5dff080}.landing-footer{position:relative;z-index:10;text-align:center;padding:20px;color:#c5dff066;font-size:.8rem}@media (max-width: 480px){.landing-nav{padding:16px 20px}.dates-grid{gap:12px}.date-card{padding:18px 22px;min-width:150px}}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:linear-gradient(160deg,#0f2540,#1a3a5c 60%,#c5dff0)}.auth-container{width:100%;max-width:420px;position:relative;z-index:1}.auth-back{background:none;border:none;color:#ffffffb3;font-family:DM Sans,sans-serif;font-size:.9rem;cursor:pointer;padding:0;margin-bottom:20px;display:block;transition:color .2s}.auth-back:hover{color:#fff}.auth-card{padding:36px}.auth-header{text-align:center;margin-bottom:28px}.auth-icon{font-size:2rem;margin-bottom:10px;display:block}.auth-header h2{font-size:1.6rem;color:var(--navy);margin-bottom:6px}.auth-header p{color:var(--text-mid);font-size:.9rem}.name-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.auth-switch{text-align:center;margin-top:20px;font-size:.875rem;color:var(--text-mid)}.auth-switch button{background:none;border:none;color:var(--navy);font-family:DM Sans,sans-serif;font-size:.875rem;font-weight:500;cursor:pointer;text-decoration:underline;padding:0}@media (max-width: 420px){.auth-card{padding:24px}.name-row{grid-template-columns:1fr}}.trip-page{min-height:100vh;background:var(--snow)}.trip-header-bar{background:var(--navy);padding:14px 32px;display:flex;align-items:center;justify-content:space-between}.back-link{background:none;border:none;color:#ffffffbf;font-family:DM Sans,sans-serif;font-size:.875rem;cursor:pointer;padding:0;transition:color .2s}.back-link:hover{color:#fff}.trip-user-info{display:flex;align-items:center;gap:16px;font-size:.875rem;color:#ffffffbf}.btn-text{background:none;border:none;color:#ffffff80;font-family:DM Sans,sans-serif;font-size:.8rem;cursor:pointer;padding:0;text-decoration:underline;transition:color .2s}.btn-text:hover{color:#ffffffd9}.trip-container{max-width:560px;margin:0 auto;padding:40px 24px;display:flex;flex-direction:column;gap:20px}.trip-hero{text-align:center;padding:12px 0 4px}.trip-code-badge{display:inline-block;padding:4px 14px;background:var(--ice-mid);color:var(--navy);border-radius:100px;font-size:.75rem;font-weight:500;letter-spacing:.1em;text-transform:uppercase;margin-bottom:12px}.trip-hero h1{font-size:1.8rem;color:var(--navy);margin-bottom:10px}.trip-desc{color:var(--text-mid);font-size:.95rem;max-width:440px;margin:0 auto}.trip-dates h3{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--text-light);margin-bottom:14px}.trip-dates-list{display:flex;flex-direction:column;gap:10px}.trip-date-row{display:flex;align-items:center;gap:14px;padding:12px 16px;background:var(--ice);border-radius:8px}.trip-date-option{font-size:.75rem;font-weight:500;color:var(--navy);background:var(--ice-mid);padding:3px 10px;border-radius:100px;white-space:nowrap;text-transform:uppercase;letter-spacing:.05em}.trip-date-val{font-family:Playfair Display,serif;font-size:1rem;color:var(--navy)}.reg-form h2,.reg-success h2,.already-reg h2{font-size:1.35rem;color:var(--navy);margin-bottom:8px}.reg-form-sub{color:var(--text-mid);font-size:.875rem;margin-bottom:24px}.optional{color:var(--text-light);font-weight:400}.reg-success,.already-reg{text-align:center;padding:40px}.already-icon{font-size:2.5rem;margin-bottom:14px;display:block}.success-icon{width:52px;height:52px;border-radius:50%;background:#d1fae5;color:#059669;display:flex;align-items:center;justify-content:center;font-size:1.4rem;font-weight:700;margin:0 auto 16px}.reg-success p,.already-reg p{color:var(--text-mid);font-size:.9rem;margin-bottom:8px}.reg-note-preview{margin-top:16px;padding:14px;background:var(--ice);border-radius:8px;text-align:left;font-size:.875rem;color:var(--text-mid)}.reg-note-preview strong{color:var(--navy)}.reg-note-preview p{margin-top:6px;font-style:italic}@media (max-width: 480px){.trip-header-bar{padding:14px 16px}.trip-container{padding:24px 16px}.reg-success,.already-reg{padding:28px 20px}}.admin-page{min-height:100vh;background:var(--snow)}.admin-header{background:var(--navy);padding:0 32px}.admin-header-inner{max-width:800px;margin:0 auto;padding:24px 0;display:flex;align-items:center;justify-content:space-between}.admin-header h1{font-size:1.5rem;color:#fff}.admin-sub{color:#ffffff80;font-size:.8rem;margin-top:2px}.btn-text-dark{background:none;border:none;color:#ffffff8c;font-family:DM Sans,sans-serif;font-size:.85rem;cursor:pointer;text-decoration:underline;transition:color .2s}.btn-text-dark:hover{color:#ffffffd9}.admin-main{max-width:800px;margin:0 auto;padding:32px 24px;display:flex;flex-direction:column;gap:20px}.stats-row{display:flex;gap:14px;flex-wrap:wrap}.stat-card{flex:1;min-width:120px;text-align:center;padding:20px 16px}.stat-num{font-family:Playfair Display,serif;font-size:2.2rem;color:var(--navy);line-height:1;margin-bottom:6px}.stat-label{font-size:.75rem;color:var(--text-light);text-transform:uppercase;letter-spacing:.06em}.filter-row{display:flex;gap:8px;flex-wrap:wrap}.filter-btn{padding:7px 16px;border-radius:100px;border:1.5px solid var(--ice-mid);background:#fff;color:var(--text-mid);font-family:DM Sans,sans-serif;font-size:.85rem;cursor:pointer;transition:all .15s}.filter-btn:hover{border-color:var(--navy);color:var(--navy)}.filter-btn.active{background:var(--navy);color:#fff;border-color:var(--navy)}.admin-loading{text-align:center;color:var(--text-mid);padding:48px}.empty-state{text-align:center;padding:60px}.empty-icon{font-size:2.5rem;margin-bottom:16px;display:block}.empty-state h3{font-size:1.2rem;color:var(--navy);margin-bottom:8px}.empty-state p{color:var(--text-mid);font-size:.9rem;margin-bottom:20px}.share-link code{background:var(--ice);padding:8px 16px;border-radius:8px;font-size:.875rem;color:var(--navy)}.reg-list{display:flex;flex-direction:column;gap:10px}.reg-item{padding:0;overflow:hidden;transition:box-shadow .2s}.reg-item.expanded{box-shadow:0 6px 30px #0f254026}.reg-item-main{display:flex;align-items:center;gap:14px;padding:16px 20px}.reg-avatar{width:40px;height:40px;border-radius:50%;background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:500;font-size:.9rem;flex-shrink:0}.reg-info{flex:1;min-width:0}.reg-name{font-weight:500;color:var(--navy);font-size:.95rem;margin-bottom:2px}.reg-meta{font-size:.8rem;color:var(--text-light);display:flex;align-items:center;gap:6px;flex-wrap:wrap}.reg-dot{color:var(--ice-mid)}.reg-trip-code{background:var(--ice);padding:1px 8px;border-radius:4px;color:var(--navy-light);font-weight:500;font-size:.75rem;letter-spacing:.03em}.reg-right{display:flex;align-items:center;margin-left:auto}.note-toggle{display:flex;align-items:center;gap:6px;background:var(--ice);border:none;border-radius:8px;padding:6px 12px;cursor:pointer;font-family:DM Sans,sans-serif;font-size:.8rem;color:var(--navy);transition:background .15s}.note-toggle:hover{background:var(--ice-mid)}.note-toggle.open{background:var(--navy);color:#fff}.note-icon{font-size:.875rem}.note-chevron{font-size:.65rem}.reg-note-body{padding:16px 20px 20px;border-top:1px solid var(--ice-mid);background:var(--ice);animation:slideDown .2s ease}@keyframes slideDown{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}.note-label{font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;color:var(--text-light);margin-bottom:8px}.note-text{font-style:italic;color:var(--navy);font-size:.95rem;line-height:1.6}@media (max-width: 540px){.admin-header{padding:0 16px}.admin-main{padding:20px 12px}.stat-card{min-width:80px;padding:14px 10px}.stat-num{font-size:1.6rem}.reg-item-main{padding:14px}.reg-meta{display:none}}.admin-trip-code{display:inline-block;padding:3px 10px;background:#ffffff26;border-radius:100px;font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:#fff9;margin-bottom:6px}.admin-header-actions{display:flex;flex-direction:column;align-items:flex-end;gap:8px}.no-note{font-size:.75rem;color:var(--text-light);font-style:italic}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--navy: #0f2540;--navy-mid: #1a3a5c;--navy-light: #264d73;--ice: #e8f4fd;--ice-mid: #c5dff0;--snow: #f7fbff;--gold: #c9a84c;--gold-light: #e8c97a;--text: #0d1e30;--text-mid: #3d5a73;--text-light: #7a9db8;--red: #c0392b;--green: #27ae60;--radius: 12px;--shadow: 0 4px 24px rgba(15,37,64,.12)}body{font-family:DM Sans,sans-serif;background:var(--snow);color:var(--text);line-height:1.6;min-height:100vh}h1,h2,h3{font-family:Playfair Display,serif}.loading{min-height:100vh;display:flex;align-items:center;justify-content:center;font-size:1rem;color:var(--text-mid);background:var(--snow)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:var(--radius);font-family:DM Sans,sans-serif;font-size:.95rem;font-weight:500;cursor:pointer;border:none;transition:all .2s ease;text-decoration:none}.btn-primary{background:var(--navy);color:#fff}.btn-primary:hover{background:var(--navy-mid);transform:translateY(-1px);box-shadow:var(--shadow)}.btn-gold{background:var(--gold);color:var(--navy)}.btn-gold:hover{background:var(--gold-light);transform:translateY(-1px)}.btn-outline{background:transparent;color:var(--navy);border:1.5px solid var(--navy)}.btn-outline:hover{background:var(--navy);color:#fff}.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}.btn-full{width:100%}.form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}.form-group label{font-size:.85rem;font-weight:500;color:var(--text-mid);letter-spacing:.03em;text-transform:uppercase}.form-group input,.form-group textarea{padding:12px 16px;border:1.5px solid var(--ice-mid);border-radius:8px;font-family:DM Sans,sans-serif;font-size:.95rem;color:var(--text);background:#fff;transition:border-color .2s;outline:none}.form-group input:focus,.form-group textarea:focus{border-color:var(--navy-light)}.form-group textarea{resize:vertical;min-height:90px}.card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:32px}.alert{padding:12px 16px;border-radius:8px;font-size:.9rem;margin-bottom:16px}.alert-error{background:#fdf2f2;color:var(--red);border:1px solid #f5c6c6}.alert-success{background:#f0fdf5;color:var(--green);border:1px solid #a7f3c0}