:root{--primary-bg: #0B111B;--secondary-bg: #161E2E;--card-bg: #161E2E;--accent-color: #FF6B00;--accent-hover: #E65A00;--text-primary: #F3F4F6;--text-secondary: #9CA3AF;--success: #2E7D32;--danger: #D32F2F;--glass-bg: rgba(19, 47, 76, .4);--glass-border: rgba(255, 255, 255, .1);--font-family: "PingFang SC", "Microsoft YaHei", "Inter", sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--primary-bg);color:var(--text-primary);min-height:100vh}.glass-card{background:var(--card-bg);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--glass-border);border-radius:16px;padding:24px}.event-card{background:var(--card-bg)!important}.event-card:hover{transform:translateY(-6px);box-shadow:0 12px 32px #00000080,0 0 0 1px #ff6b0033;border-color:#ff6b0066}.btn-primary{background-color:var(--accent-color);color:#fff;border:none;padding:10px 24px;border-radius:8px;font-weight:600;cursor:pointer;transition:all .2s ease-in-out}.btn-primary:hover{background-color:var(--accent-hover);transform:translateY(-2px);box-shadow:0 4px 12px #ff6b354d}.btn-primary:disabled{background-color:#ff6b3580;cursor:not-allowed;transform:none;box-shadow:none}.btn-outline{background-color:transparent;color:var(--accent-color);border:1px solid var(--accent-color);padding:10px 24px;border-radius:8px;font-weight:600;cursor:pointer;transition:all .2s ease-in-out}.btn-outline:hover{background-color:#ff6b351a;box-shadow:0 4px 12px #ff6b351a}.tag-btn{border-radius:20px;padding:6px 16px;font-size:14px;white-space:nowrap;font-weight:500;cursor:pointer;transition:all .3s ease;background:transparent;color:var(--text-secondary);border:1px solid rgba(255,255,255,.1)}.tag-btn:hover{background:#2d3748;color:var(--text-primary)}.tag-btn.active{background:var(--accent-color);color:#fff;border-color:var(--accent-color);box-shadow:0 0 12px #ff6b0066}.layout-container{max-width:1200px;margin:0 auto;padding:0 20px}.navbar{display:flex;justify-content:space-between;align-items:center;padding:16px 24px;margin-bottom:32px;border-radius:0 0 16px 16px;position:sticky;top:0;z-index:100}.navbar-logo a{font-size:24px;font-weight:700;color:var(--accent-color);text-decoration:none;letter-spacing:1px}.navbar-links{display:flex;gap:32px}.nav-item{display:flex;align-items:center;gap:8px;color:var(--text-secondary);text-decoration:none;font-weight:500;transition:color .2s ease}.nav-item:hover,.nav-item.active{color:var(--accent-color)}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#1e1e1ee6;display:flex;align-items:center;justify-content:center;z-index:1000;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.modal-content-wide{width:100%;max-width:860px;background:#fff;border-radius:20px;display:flex;overflow:hidden;box-shadow:0 24px 48px #0006;position:relative;min-height:500px}.login-left-pane{flex:1.2;background:#ececed;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}.ip-group-wrapper{position:relative;width:250px;height:200px}.login-right-pane{flex:1;padding:60px 50px;display:flex;flex-direction:column;justify-content:center;position:relative;background:#fff;color:#111}.ip-container{perspective:1200px;position:absolute}.ip-body{width:100%;height:100%;transition:transform .6s cubic-bezier(.34,1.56,.64,1);transform-style:preserve-3d;position:relative}.ip-face,.ip-back{position:absolute;width:100%;height:100%;backface-visibility:hidden}.ip-back{transform:rotateY(180deg)}.close-btn{position:absolute;top:20px;right:24px;background:none;border:none;color:#999;font-size:28px;cursor:pointer;z-index:20}.close-btn:hover{color:#111}.login-right-pane h2{font-size:32px;font-weight:800;margin-bottom:8px;letter-spacing:-.5px}.modal-subtitle{color:#666;margin-bottom:32px;font-size:14px}.input-field{padding:14px 16px;border-radius:8px;border:1px solid #ddd;background:#fff;color:#111;font-size:15px;outline:none;transition:all .2s}.input-field:focus{border-color:#111;box-shadow:0 0 0 2px #0000000d}.login-form{display:flex;flex-direction:column;gap:20px}.w-full{width:100%}.btn-primary{background:#1b1b1b;color:#fff;border:none;padding:14px;border-radius:20px;font-weight:600;font-size:15px;cursor:pointer;transition:all .2s ease-in-out}.btn-primary:hover{background:#000;transform:translateY(-1px)}.btn-outline{color:#111;border:1px solid #ddd;background:#fff;padding:14px;border-radius:20px;font-weight:600;font-size:15px;cursor:pointer;transition:all .2s ease-in-out;display:flex;align-items:center;justify-content:center;gap:8px}.btn-outline:hover{background:#f9f9f9}.divider{display:flex;align-items:center;margin:24px 0;color:#999}.divider:before,.divider:after{content:"";flex:1;height:1px;background:#eee}.divider span{padding:0 16px;font-size:13px}@media (max-width: 768px){.modal-content-wide{flex-direction:column;max-width:400px;min-height:auto}.login-left-pane{padding:60px 20px 40px;border-right:none;border-bottom:1px solid #ddd}.login-right-pane{padding:40px 30px}}