:root{--color-brand: #5E6AD2;--color-brand-hover: #4F5CC4;--color-brand-subtle: #EEEFFE;--color-brand-fg: #ffffff;--color-bg: #ffffff;--color-bg-subtle: #FAFAFA;--color-surface: #F4F4F5;--color-surface-raised: #ECECED;--color-border: #E4E4E7;--color-border-strong: #D4D4D8;--color-text: #09090B;--color-text-secondary: #71717A;--color-text-muted: #A1A1AA;--color-text-disabled: #D4D4D8;--color-text-inverse: #ffffff;--color-success: #16A34A;--color-success-subtle: #F0FDF4;--color-error: #DC2626;--color-error-subtle: #FEF2F2;--color-warning: #D97706;--color-warning-subtle: #FFFBEB;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "Fira Code", "Cascadia Code", monospace;--text-xs: .75rem;--text-sm: .8125rem;--text-base: .875rem;--text-md: 1rem;--text-lg: 1.125rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--text-3xl: 1.875rem;--text-4xl: 2.25rem;--font-normal: 400;--font-medium: 500;--font-semibold: 600;--font-bold: 700;--leading-tight: 1.25;--leading-snug: 1.375;--leading-normal: 1.5;--tracking-tight: -.02em;--tracking-normal: 0em;--tracking-wide: .02em;--tracking-widest: .08em;--space-0-5: .125rem;--space-1: .25rem;--space-1-5: .375rem;--space-2: .5rem;--space-2-5: .625rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--space-20: 5rem;--space-24: 6rem;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 8px;--radius-xl: 12px;--radius-2xl: 16px;--radius-full: 9999px;--shadow-xs: 0 1px 2px rgba(0,0,0,.04);--shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);--shadow-md: 0 4px 6px -1px rgba(0,0,0,.06), 0 2px 4px -1px rgba(0,0,0,.04);--shadow-lg: 0 10px 15px -3px rgba(0,0,0,.08), 0 4px 6px -2px rgba(0,0,0,.04);--transition-fast: .1s ease;--transition-base: .15s ease;--transition-slow: .2s ease;--dark-bg: #09090b;--dark-bg-raised: #18181b;--dark-surface: #27272a;--dark-border-subtle: rgba(255,255,255,.06);--dark-border: rgba(255,255,255,.08);--dark-border-strong: rgba(255,255,255,.1);--dark-border-hover: rgba(255,255,255,.18);--dark-border-input: #3f3f46;--dark-text: #f4f4f5;--dark-text-secondary: #a1a1aa;--dark-text-muted: #71717a;--dark-text-placeholder: #52525b;--dark-ctrl-bg: rgba(255,255,255,.08);--dark-ctrl-border: rgba(255,255,255,.1);--dark-ctrl-color: rgba(255,255,255,.85);--dark-ctrl-hover: rgba(255,255,255,.14);--dark-ctrl-subtle: rgba(255,255,255,.04);--dark-brand: #6366f1;--dark-brand-hover: #4f46e5;--dark-brand-subtle: rgba(99,102,241,.15);--dark-brand-focus: rgba(99,102,241,.2);--dark-danger: #fca5a5;--dark-danger-bg: rgba(220,38,38,.15);--dark-danger-border: rgba(220,38,38,.3);--dark-danger-hover: rgba(220,38,38,.25);--dark-hangup-bg: rgba(220,38,38,.2);--dark-hangup-border: rgba(220,38,38,.35);--dark-hangup-hover: rgba(220,38,38,.35);--dark-overlay: rgba(0,0,0,.55);--dark-scrollbar: #3f3f46}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:var(--font-sans);font-size:var(--text-base);font-weight:var(--font-normal);line-height:var(--leading-normal);color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--color-brand);text-decoration:none}a:hover{text-decoration:underline}code,pre,kbd,samp{font-family:var(--font-mono);font-size:.9em}body.page-auth{background:var(--color-bg-subtle);display:flex;align-items:center;justify-content:center;min-height:100vh;padding:var(--space-4)}body.page-dashboard{background:var(--color-bg-subtle);min-height:100vh}.auth-card{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-8);width:100%;max-width:400px;box-shadow:var(--shadow-sm)}.auth-logo{font-size:var(--text-md);font-weight:var(--font-bold);color:var(--color-brand);letter-spacing:var(--tracking-tight);margin-bottom:var(--space-6)}.auth-title{font-size:var(--text-lg);font-weight:var(--font-semibold);color:var(--color-text);letter-spacing:var(--tracking-tight);margin-bottom:var(--space-1)}.auth-sub{font-size:var(--text-sm);color:var(--color-text-secondary);margin-bottom:var(--space-6);line-height:var(--leading-snug)}.field{display:flex;flex-direction:column;gap:var(--space-1-5);margin-bottom:var(--space-4)}.field label{font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--color-text)}input[type=email],input[type=text],input[type=password],input[type=number],input[type=datetime-local]{width:100%;padding:var(--space-2) var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);font-family:var(--font-sans);font-size:var(--text-base);color:var(--color-text);background:var(--color-bg);outline:none;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}input[type=number]{-webkit-appearance:textfield;appearance:textfield;-moz-appearance:textfield}input[type=number]::-webkit-outer-spin-button,input[type=number]::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}input:focus{border-color:var(--color-brand);box-shadow:0 0 0 3px var(--color-brand-subtle)}input::placeholder{color:var(--color-text-muted)}input[readonly]{background:var(--color-surface);color:var(--color-text-secondary)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-1-5);padding:var(--space-2) var(--space-4);border-radius:var(--radius-md);font-family:var(--font-sans);font-size:var(--text-sm);font-weight:var(--font-medium);line-height:1;cursor:pointer;border:1px solid transparent;text-decoration:none;transition:background var(--transition-fast),border-color var(--transition-fast),color var(--transition-fast),opacity var(--transition-fast);white-space:nowrap}.btn:disabled{opacity:.5;cursor:not-allowed;pointer-events:none}.btn:hover{text-decoration:none}.btn-primary{background:var(--color-brand);color:var(--color-brand-fg);border-color:var(--color-brand)}.btn-primary:hover{background:var(--color-brand-hover);border-color:var(--color-brand-hover)}.btn-full{width:100%}.btn-outline{background:var(--color-bg);color:var(--color-text);border-color:var(--color-border)}.btn-outline:hover{background:var(--color-surface)}.btn-danger{background:var(--color-bg);color:var(--color-error);border-color:var(--color-border)}.btn-danger:hover{border-color:var(--color-error);background:var(--color-error-subtle)}.btn-sm{padding:var(--space-1-5) var(--space-3);font-size:var(--text-xs)}.error-msg{font-size:var(--text-sm);color:var(--color-error);margin-top:var(--space-2);min-height:1.25rem}.loading-msg{font-size:var(--text-sm);color:var(--color-text-muted);text-align:center;padding:var(--space-12) 0}.site-header{background:var(--color-bg);border-bottom:1px solid var(--color-border);padding:0 2rem;height:56px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:10}.site-logo{font-size:var(--text-md);font-weight:var(--font-bold);color:var(--color-brand);letter-spacing:var(--tracking-tight)}.header-nav{display:flex;align-items:center;gap:var(--space-6);margin-left:auto;margin-right:var(--space-6)}.header-nav a{font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--color-text-secondary);text-decoration:none}.header-nav a:hover{color:var(--color-text)}.header-right{display:flex;align-items:center;gap:var(--space-4);font-size:var(--text-sm);color:var(--color-text-secondary)}.sign-out-btn{background:none;border:none;font-family:var(--font-sans);font-size:var(--text-sm);color:var(--color-text-muted);cursor:pointer;padding:0;display:inline-flex;align-items:center;gap:var(--space-1-5);transition:color var(--transition-fast)}.sign-out-btn:hover{color:var(--color-text)}.btn svg,.sign-out-btn svg{width:14px;height:14px;flex-shrink:0}.main-content{max-width:840px;margin:0 auto;padding:var(--space-6) var(--space-6)}.section-card{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-5) var(--space-6);margin-bottom:var(--space-4)}.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-4)}.section-title{font-size:var(--text-sm);font-weight:var(--font-semibold);color:var(--color-text);letter-spacing:var(--tracking-wide);text-transform:uppercase}.section-note{font-size:var(--text-sm);color:var(--color-text-secondary);margin-bottom:var(--space-4)}.badge{display:inline-flex;align-items:center;padding:var(--space-0-5) var(--space-2);border-radius:var(--radius-full);font-size:var(--text-xs);font-weight:var(--font-medium);line-height:1.4}.badge-active{background:var(--color-success-subtle);color:var(--color-success)}.badge-revoked{background:var(--color-error-subtle);color:var(--color-error)}.badge-free{background:var(--color-surface);color:var(--color-text-secondary)}.badge-starter{background:#dbeafe;color:#1e40af}.badge-pro{background:var(--color-brand-subtle);color:var(--color-brand)}.badge-enterprise{background:var(--color-warning-subtle);color:var(--color-warning)}.list-row{display:flex;align-items:center;justify-content:space-between;padding:var(--space-2-5) 0;border-bottom:1px solid var(--color-surface);font-size:var(--text-sm);gap:var(--space-4)}.list-row:last-child{border-bottom:none}.list-row-left{display:flex;align-items:center;gap:var(--space-2)}.list-row-right{display:flex;align-items:center;gap:var(--space-2);flex-shrink:0}.row-meta{font-size:var(--text-xs);color:var(--color-text-muted)}.room-id{font-family:var(--font-mono);font-size:var(--text-xs);color:var(--color-brand);cursor:pointer;text-decoration:none}.room-id:hover{text-decoration:underline}.row-menu{position:relative;display:flex}.row-menu>summary{list-style:none;cursor:pointer}.row-menu>summary::-webkit-details-marker{display:none}.row-menu-items{position:absolute;right:0;top:calc(100% + 4px);z-index:20;min-width:150px;padding:var(--space-1);background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);display:flex;flex-direction:column;gap:2px}.row-menu-item{display:flex;align-items:center;gap:var(--space-2);width:100%;padding:var(--space-2) var(--space-3);background:none;border:none;border-radius:var(--radius-sm, 4px);font:inherit;font-size:var(--text-sm);color:var(--color-text);text-align:left;cursor:pointer}.row-menu-item:hover{background:var(--color-surface)}.row-menu-item.danger{color:var(--color-error)}.empty-state{font-size:var(--text-sm);color:var(--color-text-muted);padding:var(--space-4) 0}.cta-box{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-4) var(--space-5);display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:var(--space-3);margin-top:var(--space-3)}.cta-box p{font-size:var(--text-sm);color:var(--color-text-secondary);flex:1}.upgrade-cta{display:flex;gap:var(--space-2);flex-wrap:wrap;margin-top:var(--space-3)}.upgrade-cta p{font-size:var(--text-sm);color:var(--color-text-secondary);width:100%;margin-bottom:var(--space-1)}.stat-card{display:inline-block;margin-bottom:var(--space-4)}.stat-value{font-size:var(--text-3xl);font-weight:var(--font-bold);color:var(--color-text);letter-spacing:var(--tracking-tight);line-height:1}.stat-label{font-size:var(--text-xs);color:var(--color-text-muted);margin-top:var(--space-1)}.progress-wrap{background:var(--color-surface);border-radius:var(--radius-full);height:6px;margin:var(--space-2) 0 var(--space-1);overflow:hidden}.progress-fill{height:100%;border-radius:var(--radius-full);background:var(--color-brand);transition:width .4s ease}.progress-fill.warn{background:var(--color-warning)}.progress-fill.danger{background:var(--color-error)}.progress-label{font-size:var(--text-xs);color:var(--color-text-muted);margin-bottom:var(--space-2)}.data-table{width:100%;border-collapse:collapse;font-size:var(--text-xs)}.data-table th{text-align:left;font-weight:var(--font-medium);color:var(--color-text-muted);padding:var(--space-2) var(--space-2);border-bottom:1px solid var(--color-border);letter-spacing:var(--tracking-wide);text-transform:uppercase}.data-table td{padding:var(--space-2) var(--space-2);border-bottom:1px solid var(--color-surface);color:var(--color-text-secondary);font-family:var(--font-mono)}.data-table tr:last-child td{border-bottom:none}textarea{width:100%;padding:var(--space-2) var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);font-family:var(--font-sans);font-size:var(--text-base);color:var(--color-text);background:var(--color-bg);outline:none;resize:vertical;transition:border-color var(--transition-fast),box-shadow var(--transition-fast);box-sizing:border-box}textarea:focus{border-color:var(--color-brand);box-shadow:0 0 0 3px var(--color-brand-subtle)}textarea::placeholder{color:var(--color-text-muted)}.star-row{display:flex;gap:var(--space-1);margin-bottom:var(--space-4)}.star-btn{background:none;border:none;cursor:pointer;font-size:1.5rem;color:var(--color-border);padding:0;line-height:1;transition:color var(--transition-fast),transform var(--transition-fast)}.star-btn.active{color:#f59e0b}.star-btn:hover{transform:scale(1.15)}dialog{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-6);background:var(--color-bg);box-shadow:var(--shadow-lg);max-width:400px;width:calc(100% - 2rem)}dialog::backdrop{background:#0006}.dialog-message{font-size:var(--text-base);color:var(--color-text);margin-bottom:var(--space-5);line-height:var(--leading-snug)}.dialog-actions{display:flex;justify-content:flex-end;gap:var(--space-2)}.auth-footer{font-size:var(--text-xs);color:var(--color-text-muted);text-align:center}.auth-footer a{color:var(--color-text-muted);text-decoration:none}.auth-footer a:hover{color:var(--color-text)}.key-box{display:flex;gap:var(--space-2);margin-bottom:var(--space-3)}.key-box input{flex:1;background:var(--color-surface)}@media(max-width:640px){.site-header{padding:0 var(--space-4);gap:var(--space-2)}#headerEmail,.header-nav{display:none}.header-right{gap:var(--space-2)}.main-content{padding:var(--space-4)}.section-card{padding:var(--space-4);border-radius:var(--radius-md)}.list-row{flex-wrap:wrap}.list-row-right{width:100%;justify-content:flex-end}.list-row-right .row-meta{margin-right:auto}#usageTable{overflow-x:auto;-webkit-overflow-scrolling:touch}.upgrade-cta .btn{flex:1;justify-content:center}.auth-card{padding:var(--space-5)}.dialog-actions{flex-direction:column-reverse}.dialog-actions .btn{width:100%;justify-content:center}}.theme-builder{display:grid;grid-template-columns:220px 1fr;gap:var(--space-6);align-items:start}.theme-controls .field{margin-bottom:var(--space-3)}.theme-field input[type=color]{width:100%;height:38px;padding:2px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg);cursor:pointer}.theme-controls select{width:100%;padding:var(--space-2) var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);font-family:var(--font-sans);font-size:var(--text-base);color:var(--color-text);background:var(--color-bg);outline:none}.theme-preview-pane{min-width:0}@media(max-width:680px){.theme-builder{grid-template-columns:1fr}}