:root{--color-bg: #fafafd;--color-surface: #ffffff;--color-surface-sunken: #f8f9fc;--color-border: #eaecf0;--color-border-strong: #d0d5dd;--color-text: #0e131c;--color-text-muted: #475467;--color-text-faint: #667085;--color-primary: #5309b1;--color-primary-hover: #430890;--color-primary-text: #ffffff;--color-primary-soft: #f2ebfb;--color-danger: #f04438;--color-danger-soft: #fef1f0;--color-success: #039855;--color-success-soft: #dcfae6;--color-live: #f04438;--color-live-soft: #fef1f0;--font-sans: "Montserrat", -apple-system, BlinkMacSystemFont, sans-serif;--font-heading: var(--font-sans);--font-mono: ui-monospace, SFMono-Regular, "SF Mono", Consolas, "Liberation Mono", monospace;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 24px;--space-6: 32px;--space-7: 48px;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--shadow-sm: 0 1px 2px rgba(14, 19, 28, .06);--shadow-md: 0 4px 16px rgba(14, 19, 28, .08);--content-max-width: 960px}*,*:before,*:after{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--color-bg);color:var(--color-text);font-family:var(--font-sans);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}h1,h2,h3{margin:0 0 var(--space-4);font-family:var(--font-heading);line-height:1.25;letter-spacing:-.01em}h1{font-size:22px;font-weight:700}h2{font-size:15px;font-weight:700;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.04em}p{margin:0 0 var(--space-3);color:var(--color-text-muted)}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}ul{list-style:none;margin:0;padding:0}button{font-family:inherit}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:9px 16px;border-radius:var(--radius-sm);border:1px solid transparent;font-size:14px;font-weight:600;cursor:pointer;transition:background-color .15s ease,border-color .15s ease,opacity .15s ease}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:var(--color-primary-text)}.btn-primary:hover:not(:disabled){background:var(--color-primary-hover)}.btn-secondary{background:var(--color-surface);color:var(--color-text);border-color:var(--color-border-strong)}.btn-secondary:hover:not(:disabled){background:var(--color-surface-sunken)}.btn-link{background:transparent;color:var(--color-primary);padding:4px 0}.btn-link:hover:not(:disabled){text-decoration:underline}.field{display:flex;flex-direction:column;gap:var(--space-1);margin-bottom:var(--space-4)}.field-label{font-size:13px;font-weight:600;color:var(--color-text-muted)}.field input,.field textarea{font-family:inherit;font-size:14px;padding:9px 12px;border-radius:var(--radius-sm);border:1px solid var(--color-border-strong);background:var(--color-surface);color:var(--color-text)}.field input:focus,.field textarea:focus{outline:2px solid var(--color-primary);outline-offset:1px;border-color:var(--color-primary)}.field textarea{resize:vertical;min-height:64px}.form-error{color:var(--color-danger);background:var(--color-danger-soft);border-radius:var(--radius-sm);padding:var(--space-2) var(--space-3);font-size:13px;margin:0 0 var(--space-4)}.page{max-width:var(--content-max-width);margin:0 auto;padding:var(--space-6) var(--space-5)}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:var(--space-5)}.card+.card{margin-top:var(--space-4)}.badge{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:650;text-transform:uppercase;letter-spacing:.03em}.badge:before{content:"";width:6px;height:6px;border-radius:999px;background:currentColor}.badge-live{background:var(--color-live-soft);color:var(--color-live)}.badge-pending{background:var(--color-surface-sunken);color:var(--color-text-muted)}.badge-ended{background:var(--color-surface-sunken);color:var(--color-text-faint)}.badge-error{background:var(--color-danger-soft);color:var(--color-danger)}.login-screen{min-height:100%;display:flex;align-items:center;justify-content:center;padding:var(--space-5)}.login-card{width:100%;max-width:380px;box-shadow:var(--shadow-md)}.login-logo{height:36px;width:auto;display:block;margin-bottom:var(--space-5)}.login-submit{width:100%;margin-top:var(--space-2)}.app-shell{min-height:100%;display:flex;flex-direction:column}.app-header{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;background:var(--color-surface);border-bottom:1px solid var(--color-border)}.app-brand{display:flex;align-items:center}.app-brand:hover{text-decoration:none}.app-brand-logo{height:28px;width:auto;display:block}.app-header-user{display:flex;align-items:center;gap:var(--space-3)}.app-role-badge{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--color-primary);background:var(--color-primary-soft);padding:3px 9px;border-radius:999px}.app-user-email{font-size:13px;color:var(--color-text-muted)}.session-list-card{padding:0;overflow:hidden}.session-empty{color:var(--color-text-muted);text-align:center}.session-list{display:flex;flex-direction:column}.session-row{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);padding:var(--space-4) var(--space-5)}.session-row+.session-row{border-top:1px solid var(--color-border)}.session-row-main{display:flex;align-items:center;gap:var(--space-3);min-width:0}.session-row-time{font-size:14px;color:var(--color-text);white-space:nowrap}.session-row-actions{display:flex;align-items:center;gap:var(--space-2);flex-shrink:0}.back-link{display:inline-block;margin-bottom:var(--space-3);font-size:13px;font-weight:600}.live-view-heading{display:flex;align-items:center;gap:var(--space-3);margin-bottom:var(--space-4)}.live-view-heading h1{margin:0}.video-card{padding:0;overflow:hidden}.video-placeholder{color:var(--color-text-muted);text-align:center;padding:var(--space-7)}