:root{--color-bg-primary: #0a0a0f;--color-bg-secondary: #12121a;--color-bg-tertiary: #1a1a25;--color-bg-card: rgba(26, 26, 37, .8);--color-bg-glass: rgba(255, 255, 255, .05);--color-border: rgba(255, 255, 255, .1);--color-border-focus: rgba(139, 92, 246, .5);--color-text-primary: #ffffff;--color-text-secondary: #a1a1aa;--color-text-muted: #71717a;--color-accent: #8b5cf6;--color-accent-hover: #7c3aed;--color-accent-light: rgba(139, 92, 246, .1);--color-success: #22c55e;--color-success-light: rgba(34, 197, 94, .1);--color-warning: #f59e0b;--color-warning-light: rgba(245, 158, 11, .1);--color-error: #ef4444;--color-error-light: rgba(239, 68, 68, .1);--color-info: #3b82f6;--color-info-light: rgba(59, 130, 246, .1);--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--spacing-2xl: 48px;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 9999px;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .3);--shadow-md: 0 4px 16px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .5);--shadow-glow: 0 0 40px rgba(139, 92, 246, .3);--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .4s ease;--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-family);background:var(--color-bg-primary);color:var(--color-text-primary);line-height:1.6;min-height:100vh}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.3;color:var(--color-text-primary)}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.5rem}h4{font-size:1.25rem}p{color:var(--color-text-secondary)}a{color:var(--color-accent);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-accent-hover)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:12px 24px;font-family:inherit;font-size:.95rem;font-weight:500;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);outline:none}.btn-primary{background:linear-gradient(135deg,var(--color-accent) 0%,#6d28d9 100%);color:#fff;box-shadow:var(--shadow-sm),0 0 20px #8b5cf64d}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-md),0 0 30px #8b5cf666}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:var(--color-bg-glass);color:var(--color-text-primary);border:1px solid var(--color-border);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.btn-secondary:hover{background:#ffffff1a;border-color:var(--color-border-focus)}.btn-danger{background:linear-gradient(135deg,var(--color-error) 0%,#dc2626 100%);color:#fff}.btn-sm{padding:8px 16px;font-size:.875rem}.btn-lg{padding:16px 32px;font-size:1.05rem}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.form-group{margin-bottom:var(--spacing-lg)}.form-label{display:block;margin-bottom:var(--spacing-sm);font-size:.875rem;font-weight:500;color:var(--color-text-secondary)}.form-input{width:100%;padding:14px 18px;font-family:inherit;font-size:1rem;color:var(--color-text-primary);background:var(--color-bg-glass);border:1px solid var(--color-border);border-radius:var(--radius-md);outline:none;transition:all var(--transition-fast);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.form-input::placeholder{color:var(--color-text-muted)}.form-input:focus{border-color:var(--color-accent);box-shadow:0 0 0 3px var(--color-accent-light)}.form-input:disabled{opacity:.5;cursor:not-allowed}.card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-xl);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);box-shadow:var(--shadow-md)}.card-glass{background:var(--color-bg-glass);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-lg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.otp-display{font-size:3rem;font-weight:700;letter-spacing:.5rem;color:var(--color-accent);text-align:center;padding:var(--spacing-xl);background:var(--color-accent-light);border-radius:var(--radius-lg);font-family:SF Mono,Monaco,Inconsolata,Fira Code,monospace;-webkit-user-select:all;user-select:all;cursor:pointer;transition:all var(--transition-fast)}.otp-display:hover{background:#8b5cf626;box-shadow:var(--shadow-glow)}.table-container{overflow-x:auto;border-radius:var(--radius-lg);border:1px solid var(--color-border)}table{width:100%;border-collapse:collapse}th,td{padding:var(--spacing-md);text-align:left;border-bottom:1px solid var(--color-border)}th{background:var(--color-bg-tertiary);font-weight:600;font-size:.875rem;color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.05em}tr:hover{background:var(--color-bg-glass)}tr:last-child td{border-bottom:none}.badge{display:inline-flex;align-items:center;gap:var(--spacing-xs);padding:4px 10px;font-size:.75rem;font-weight:500;border-radius:var(--radius-full)}.badge-success{background:var(--color-success-light);color:var(--color-success)}.badge-warning{background:var(--color-warning-light);color:var(--color-warning)}.badge-error{background:var(--color-error-light);color:var(--color-error)}.badge-info{background:var(--color-info-light);color:var(--color-info)}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--spacing-lg)}.page{min-height:100vh;padding:var(--spacing-xl) 0}.flex{display:flex}.flex-center{display:flex;align-items:center;justify-content:center}.flex-between{display:flex;align-items:center;justify-content:space-between}.gap-sm{gap:var(--spacing-sm)}.gap-md{gap:var(--spacing-md)}.gap-lg{gap:var(--spacing-lg)}.grid{display:grid;gap:var(--spacing-lg)}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}@media(max-width:768px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}.stat-card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-xl);text-align:center;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.stat-value{font-size:2.5rem;font-weight:700;color:var(--color-accent);margin-bottom:var(--spacing-xs)}.stat-label{font-size:.875rem;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em}.header{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-lg) var(--spacing-xl);background:var(--color-bg-card);border-bottom:1px solid var(--color-border);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);position:sticky;top:0;z-index:100}.logo{font-size:1.5rem;font-weight:700;background:linear-gradient(135deg,var(--color-accent) 0%,#ec4899 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.alert{padding:var(--spacing-md) var(--spacing-lg);border-radius:var(--radius-md);margin-bottom:var(--spacing-lg)}.alert-success{background:var(--color-success-light);border:1px solid var(--color-success);color:var(--color-success)}.alert-error{background:var(--color-error-light);border:1px solid var(--color-error);color:var(--color-error)}.alert-info{background:var(--color-info-light);border:1px solid var(--color-info);color:var(--color-info)}.toast-container{position:fixed;bottom:20px;right:20px;z-index:9999;display:flex;flex-direction:column-reverse;gap:var(--spacing-sm)}.toast{position:fixed;bottom:20px;right:20px;padding:var(--spacing-md) var(--spacing-lg);border-radius:var(--radius-md);background:var(--color-bg-card);border:1px solid var(--color-border);box-shadow:var(--shadow-lg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);animation:slideInBottom .3s ease-out,fadeOut .3s ease-in 2.7s forwards;min-width:250px;max-width:400px;z-index:9999}.toast-success{background:var(--color-success-light);border-color:var(--color-success);color:var(--color-success)}.toast-error{background:var(--color-error-light);border-color:var(--color-error);color:var(--color-error)}@keyframes slideInBottom{0%{transform:translateY(100%);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes fadeOut{to{opacity:0;transform:translateY(10px)}}@media(max-width:480px){.toast-container{inset:auto 10px 20px}.toast{min-width:auto;max-width:none;width:100%;text-align:center}}.spinner{width:40px;height:40px;border:3px solid var(--color-border);border-top-color:var(--color-accent);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-overlay{position:fixed;inset:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.empty-state{text-align:center;padding:var(--spacing-2xl);color:var(--color-text-muted)}.empty-state-icon{font-size:4rem;margin-bottom:var(--spacing-lg);opacity:.5}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn var(--transition-normal) ease-out}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.pulse{animation:pulse 2s ease-in-out infinite}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-bg-secondary)}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-text-muted)}@media(max-width:768px){html{font-size:15px}h1{font-size:1.75rem}h2{font-size:1.5rem}h3{font-size:1.25rem}.container{padding:0 var(--spacing-md)}.page{padding:var(--spacing-md) 0}.card{padding:var(--spacing-lg);border-radius:var(--radius-md)}.header{padding:var(--spacing-md);flex-wrap:wrap;gap:var(--spacing-sm)}.logo{font-size:1.25rem}.otp-display{font-size:2rem;letter-spacing:.3rem;padding:var(--spacing-lg)}.btn{padding:10px 18px;font-size:.9rem}.btn-lg{padding:14px 24px;font-size:1rem;width:100%}.form-input{padding:12px 14px;font-size:16px}.stat-card{padding:var(--spacing-lg)}.stat-value{font-size:1.75rem}.empty-state{padding:var(--spacing-xl)}.empty-state-icon{font-size:3rem}.alert{padding:var(--spacing-sm) var(--spacing-md);font-size:.9rem}}@media(max-width:480px){html{font-size:14px}h1{font-size:1.5rem}.container{padding:0 var(--spacing-sm)}.card{padding:var(--spacing-md)}.otp-display{font-size:1.75rem;letter-spacing:.2rem;padding:var(--spacing-md)}.header{padding:var(--spacing-sm) var(--spacing-md)}.flex-between{flex-direction:column;align-items:stretch;gap:var(--spacing-md)}}@media(hover:none)and (pointer:coarse){.btn,.form-input{min-height:44px}.btn:hover,.btn-primary:hover{transform:none}}@media(max-width:480px){:root{--spacing-xl: 1.5rem}.container{padding:0 var(--spacing-xs)}h1{font-size:1.5rem}h2{font-size:1.25rem}.header{padding:var(--spacing-xs) var(--spacing-sm)}.logo{font-size:1.1rem}.nav{gap:var(--spacing-xs)}.nav-btn{padding:var(--spacing-xs) var(--spacing-sm);font-size:.75rem}.toast{left:10px;right:10px;min-width:auto;max-width:none}.grid-4{grid-template-columns:repeat(2,1fr);gap:var(--spacing-sm)}.stat-card{padding:var(--spacing-sm)}.stat-value{font-size:1.5rem}.stat-label{font-size:.7rem}.form-input{padding:var(--spacing-sm);font-size:16px}.btn{padding:var(--spacing-sm) var(--spacing-md);font-size:.85rem}.btn-icon{padding:var(--spacing-xs);font-size:1.1rem}.table-container{overflow-x:auto;-webkit-overflow-scrolling:touch}.table-container table{min-width:600px}.card{padding:var(--spacing-sm);border-radius:var(--radius-md)}.search-form{flex-direction:column}.search-form .form-input,.search-form .btn{width:100%}.admin-header{flex-direction:column;gap:var(--spacing-sm)}.admin-header h1{font-size:1.25rem}.email-item{padding:var(--spacing-sm)}.email-otps{flex-wrap:wrap}.otp-badge{padding:var(--spacing-xs) var(--spacing-sm);font-size:.8rem}.modal{margin:var(--spacing-sm);max-width:calc(100% - var(--spacing-lg));padding:var(--spacing-md)}.modal-lg{max-width:calc(100% - var(--spacing-lg))}}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:var(--spacing-lg);position:relative;overflow:hidden}.login-bg{position:absolute;inset:0;z-index:0}.login-bg-gradient{position:absolute;inset:0;background:radial-gradient(circle at 20% 80%,rgba(139,92,246,.15) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(236,72,153,.1) 0%,transparent 50%),radial-gradient(circle at 50% 50%,rgba(59,130,246,.05) 0%,transparent 70%)}.login-bg-glow{position:absolute;width:500px;height:500px;top:50%;left:50%;transform:translate(-50%,-50%);background:radial-gradient(circle,rgba(139,92,246,.2) 0%,transparent 70%);filter:blur(60px);animation:pulse 4s ease-in-out infinite}.login-container{width:100%;max-width:420px;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--spacing-2xl);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);box-shadow:var(--shadow-lg);position:relative;z-index:1}.login-header{text-align:center;margin-bottom:var(--spacing-xl)}.login-logo{font-size:4rem;margin-bottom:var(--spacing-md)}.login-header h1{font-size:1.75rem;margin-bottom:var(--spacing-xs);background:linear-gradient(135deg,var(--color-text-primary) 0%,var(--color-accent) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.login-header p{color:var(--color-text-muted);font-size:.9rem}.login-form{margin-bottom:var(--spacing-xl)}.login-btn{width:100%;margin-top:var(--spacing-md)}.admin-toggle{text-align:center;margin-bottom:var(--spacing-md)}.admin-toggle-btn{background:none;border:none;color:var(--color-text-muted);font-size:.85rem;cursor:pointer;padding:var(--spacing-sm);transition:color var(--transition-fast)}.admin-toggle-btn:hover{color:var(--color-accent)}.login-footer{text-align:center;padding-top:var(--spacing-lg);border-top:1px solid var(--color-border)}.login-footer p{font-size:.8rem;color:var(--color-text-muted)}.login-mode-toggle{display:flex;gap:2px;background:var(--color-bg-glass);border-radius:var(--radius-md);padding:4px;margin-bottom:var(--spacing-lg)}.mode-btn{flex:1;padding:10px 16px;background:transparent;border:none;border-radius:var(--radius-sm);color:var(--color-text-muted);font-family:inherit;font-size:.9rem;font-weight:500;cursor:pointer;transition:all var(--transition-fast)}.mode-btn:hover{color:var(--color-text-primary)}.mode-btn.active{background:var(--color-accent);color:#fff;box-shadow:var(--shadow-sm)}.form-hint{margin-top:var(--spacing-xs);font-size:.8rem;color:var(--color-text-muted)}@media(max-width:480px){.login-page{padding:var(--spacing-md)}.login-container{padding:var(--spacing-lg);border-radius:var(--radius-lg)}.login-logo{font-size:3rem}.login-header h1{font-size:1.5rem}.login-bg-glow{width:300px;height:300px}.mode-btn{padding:8px 12px;font-size:.85rem}}@media(max-width:480px){.login-page{padding:var(--spacing-md)}.login-container{padding:var(--spacing-lg);border-radius:var(--radius-lg)}.login-logo{font-size:3rem}.login-header h1{font-size:1.5rem}.login-bg-glow{width:300px;height:300px}}.dashboard-page{padding-top:var(--spacing-xl);padding-bottom:var(--spacing-2xl)}.dashboard-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:var(--spacing-xl);flex-wrap:wrap;gap:var(--spacing-lg)}.dashboard-header h1{margin-bottom:var(--spacing-xs)}.dashboard-email{color:var(--color-accent);font-size:.9rem}.dashboard-actions{display:flex;gap:var(--spacing-sm);flex-wrap:wrap}.dashboard-actions .btn.active{background:var(--color-accent-light);border-color:var(--color-accent)}.otp-section{margin-bottom:var(--spacing-xl)}.otp-section h3{margin-bottom:var(--spacing-lg);color:var(--color-text-secondary);font-size:.9rem;text-transform:uppercase;letter-spacing:.05em}.otp-display{position:relative}.otp-display.copied{box-shadow:0 0 30px #22c55e66;background:var(--color-success-light)}.copy-notification{text-align:center;color:var(--color-success);font-weight:500;margin-top:var(--spacing-md);animation:fadeIn var(--transition-fast) ease-out}.otp-info{margin-top:var(--spacing-lg);padding-top:var(--spacing-lg);border-top:1px solid var(--color-border);display:flex;flex-direction:column;gap:var(--spacing-sm)}.otp-info-item{display:flex;gap:var(--spacing-md);font-size:.9rem}.otp-info-label{color:var(--color-text-muted);min-width:80px}.history-section{margin-bottom:var(--spacing-xl)}.history-section h3{margin-bottom:var(--spacing-lg);color:var(--color-text-secondary);font-size:.9rem;text-transform:uppercase;letter-spacing:.05em}.history-list{display:flex;flex-direction:column;gap:var(--spacing-sm)}.history-item{display:flex;align-items:center;gap:var(--spacing-lg);padding:var(--spacing-md);background:var(--color-bg-glass);border-radius:var(--radius-md);transition:background var(--transition-fast)}.history-item:hover{background:#ffffff14}.history-otp code{font-family:SF Mono,Monaco,Inconsolata,monospace;font-size:1.25rem;font-weight:600;color:var(--color-accent);background:var(--color-accent-light);padding:6px 12px;border-radius:var(--radius-sm);min-width:100px;text-align:center}.history-details{flex:1;min-width:0}.history-subject{font-size:.95rem;color:var(--color-text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:2px}.history-meta{display:flex;gap:var(--spacing-sm);font-size:.8rem;color:var(--color-text-muted)}.text-muted{color:var(--color-text-muted);font-size:.875rem}@media(max-width:640px){.history-item{flex-direction:column;align-items:flex-start;gap:var(--spacing-sm)}.history-otp code{font-size:1.1rem}.dashboard-header{flex-direction:column;align-items:stretch}.dashboard-actions{flex-direction:column}.dashboard-actions .btn{width:100%;justify-content:center}.otp-info-item{flex-direction:column;gap:2px}.otp-info-label{min-width:auto}.history-meta{flex-wrap:wrap}.history-subject{white-space:normal}}.admin-page{padding:var(--spacing-xl) 0}.admin-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:var(--spacing-xl);flex-wrap:wrap;gap:var(--spacing-lg)}.admin-header h1{margin-bottom:var(--spacing-xs)}.admin-header p{color:var(--color-text-muted)}.admin-stats,.admin-actions{margin-bottom:var(--spacing-xl)}.search-form{display:flex;gap:var(--spacing-sm);flex:1;max-width:400px}.search-form .form-input{flex:1}.users-section{margin-bottom:var(--spacing-xl)}.users-section h3{margin-bottom:var(--spacing-lg)}.api-key-cell{display:flex;align-items:center;gap:var(--spacing-sm)}.api-key-cell code{font-family:SF Mono,monospace;font-size:.85rem;color:var(--color-text-secondary);background:var(--color-bg-glass);padding:4px 8px;border-radius:var(--radius-sm)}.btn-icon{background:none;border:none;cursor:pointer;font-size:1rem;padding:4px;opacity:.7;transition:opacity var(--transition-fast)}.btn-icon:hover{opacity:1}.action-buttons{display:flex;gap:var(--spacing-xs)}.text-muted{color:var(--color-text-muted);font-style:italic}.recent-otps{margin-bottom:var(--spacing-xl)}.recent-otps h3{margin-bottom:var(--spacing-lg)}.otp-code{font-family:SF Mono,monospace;font-size:1rem;font-weight:600;color:var(--color-accent);background:var(--color-accent-light);padding:4px 8px;border-radius:var(--radius-sm)}.sender-cell,.subject-cell{max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.modal-overlay{position:fixed;inset:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);animation:fadeIn var(--transition-fast) ease-out}.modal{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--spacing-xl);width:100%;max-width:420px;box-shadow:var(--shadow-lg);animation:fadeIn var(--transition-normal) ease-out}.modal h3{margin-bottom:var(--spacing-lg)}.modal-actions{display:flex;gap:var(--spacing-sm);justify-content:flex-end;margin-top:var(--spacing-lg)}.modal-lg{max-width:600px}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-lg)}.modal-header h3{margin:0}.modal-close{background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--color-text-muted);padding:0}.modal-close:hover{color:var(--color-text-primary)}.modal-body{max-height:60vh;overflow-y:auto}.email-link{background:none;border:none;color:var(--color-accent);cursor:pointer;font-family:inherit;font-size:inherit;text-align:left;padding:0;transition:color var(--transition-fast)}.email-link:hover{color:var(--color-accent-hover);text-decoration:underline}.email-list{display:flex;flex-direction:column;gap:var(--spacing-md)}.email-item{background:var(--color-bg-glass);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--spacing-md)}.email-header,.email-subject{margin-bottom:var(--spacing-xs);font-size:.9rem}.email-date{font-size:.8rem;color:var(--color-text-muted)}.email-otps{margin-top:var(--spacing-sm);display:flex;flex-wrap:wrap;gap:var(--spacing-xs)}.otp-badge{display:inline-block;background:var(--color-accent-light);color:var(--color-accent);font-family:SF Mono,monospace;font-weight:600;padding:4px 10px;border-radius:var(--radius-full);font-size:.85rem}.otp-badge.used{background:var(--color-bg-glass);color:var(--color-text-muted);text-decoration:line-through}.loading-center{display:flex;flex-direction:column;align-items:center;padding:var(--spacing-xl);gap:var(--spacing-md)}.empty-state{text-align:center;padding:var(--spacing-xl);color:var(--color-text-muted)}@media(max-width:768px){.admin-stats{grid-template-columns:repeat(2,1fr)}.search-form{max-width:100%}.flex-between{flex-direction:column;align-items:stretch;gap:var(--spacing-md)}.modal-lg{max-width:95%;margin:var(--spacing-md)}}@media(max-width:480px){.admin-page{padding:var(--spacing-md) 0}.admin-header{flex-direction:column;align-items:flex-start;gap:var(--spacing-sm)}.admin-header h1{font-size:1.25rem}.admin-header p{font-size:.85rem}.api-key-cell{flex-direction:column;align-items:flex-start;gap:var(--spacing-xs)}.api-key-cell code{font-size:.75rem;max-width:100%;overflow:hidden;text-overflow:ellipsis}.action-buttons{flex-wrap:wrap}.action-buttons .btn{font-size:.75rem;padding:var(--spacing-xs) var(--spacing-sm)}.email-link{font-size:.85rem;word-break:break-all}.users-section h3{font-size:1rem}.email-list{gap:var(--spacing-sm)}.email-item{padding:var(--spacing-sm)}.email-header,.email-subject{font-size:.8rem}.modal-header h3{font-size:1rem}}.app{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1}.nav{display:flex;align-items:center;gap:var(--spacing-sm)}.nav-btn{background:transparent;border:none;color:var(--color-text-secondary);font-family:inherit;font-size:.9rem;font-weight:500;padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast)}.nav-btn:hover{color:var(--color-text-primary);background:var(--color-bg-glass)}.nav-btn.active{color:var(--color-accent);background:var(--color-accent-light)}.logout-btn{color:var(--color-error)}.logout-btn:hover{background:var(--color-error-light);color:var(--color-error)}.server-warning{background:var(--color-warning-light);color:var(--color-warning);padding:var(--spacing-md) var(--spacing-lg);text-align:center;display:flex;align-items:center;justify-content:center;gap:var(--spacing-md);font-size:.9rem}.server-warning button{background:var(--color-warning);color:#fff;border:none;padding:6px 12px;border-radius:var(--radius-sm);cursor:pointer;font-size:.85rem;font-weight:500}.server-warning button:hover{opacity:.9}@media(max-width:640px){.header{flex-direction:column;gap:var(--spacing-sm);text-align:center}.nav{width:100%;justify-content:center}.nav-btn{padding:var(--spacing-sm);font-size:.85rem}.server-warning{flex-direction:column;padding:var(--spacing-sm);font-size:.85rem}}