:root{--cream:#fff4f7;--rose:#ffe6c9;--mist:#cfe8f4;--ink:#1f1f1f;--card:#ffffffdd}
*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,sans-serif;color:var(--ink);
background:linear-gradient(135deg,var(--cream),var(--rose),var(--mist));background-size:300% 300%;animation:bgmove 16s ease infinite}
@keyframes bgmove{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}
.site-header{position:sticky;top:0;display:flex;align-items:center;justify-content:space-between;padding:12px 18px;background:#ffffffc8;backdrop-filter:blur(6px);border-bottom:1px solid rgba(0,0,0,.05)}
.brand{display:flex;align-items:center;gap:10px;color:inherit;text-decoration:none;font-weight:700}
.logo{width:32px;height:32px;border-radius:50%}
nav a{margin-left:14px;text-decoration:none;color:#333;font-weight:600}nav a:hover{color:#000}
.container{max-width:980px;margin:30px auto;padding:0 18px}
.flash-wrap{margin:12px 0}.flash{padding:10px 12px;border-radius:10px;margin:6px 0}
.flash.success{background:#e8ffe8}.flash.danger{background:#ffe8e8}.flash.info{background:#e8f0ff}
.hero{background:var(--card);padding:26px;border-radius:18px;box-shadow:0 10px 25px rgba(0,0,0,.08);text-align:center}
.cta-row{display:flex;gap:12px;justify-content:center;margin-top:10px;flex-wrap:wrap}
.btn{background:#1f1f1f;color:#fff;border:none;border-radius:10px;padding:10px 14px;font-weight:700;cursor:pointer}.btn.wide{width:100%}.btn:hover{filter:brightness(1.05)}
.form input,.form select,.form textarea{width:100%;padding:10px;border-radius:10px;border:1px solid #ccc;margin:6px 0 12px}
.card{background:var(--card);border-radius:18px;box-shadow:0 10px 25px rgba(0,0,0,.08);padding:22px}
.page-bg{min-height:100vh;display:flex;align-items:flex-start;justify-content:center;padding:40px 18px}
.auth-bg{min-height:100vh;display:flex;align-items:center;justify-content:center}
.auth-card{max-width:440px;width:100%}.title{font-family:'Playfair Display',serif;text-align:center;margin:0 0 8px}
.subtitle{text-align:center;margin:0 0 16px;color:#555}.msg{margin:10px 0;text-align:center;font-weight:600}
.msg.success{color:green}.msg.danger{color:crimson}.msg.info{color:#335}.auth-link{text-align:center;margin-top:12px}
.table{width:100%;border-collapse:collapse}.table th,.table td{padding:10px;border-bottom:1px solid #ddd}.table th{background:#ffe6c9}
.site-footer{padding:30px 18px;text-align:center;font-size:.95rem;opacity:.8}.tagline{font-style:italic;margin-top:6px;color:#666}
.admin-fab{position:fixed;bottom:18px;right:18px;background:rgba(255,182,193,.25);border-radius:50%;padding:6px 10px;text-decoration:none;color:#ff8fb1;opacity:.25;transition:.3s;z-index:999;font-size:1.2rem}
.admin-fab:hover{opacity:.8;background:rgba(255,182,193,.45)}
.chat-feed{min-height:300px;background:var(--card);border-radius:16px;padding:16px;box-shadow:0 8px 20px rgba(0,0,0,.06);overflow:auto}
.bubble{max-width:70%;padding:10px 12px;border-radius:14px;box-shadow:0 4px 12px rgba(0,0,0,.06);margin:8px 0}
.bubble.me{margin-left:auto;background:#1f1f1f;color:#fff;border-bottom-right-radius:6px}.bubble.bot{margin-right:auto;background:#f8f8f8;border-bottom-left-radius:6px}