:root {--primary-color: #1cc9e4;--primary-hover: #17b3cc;--primary-dark: #138fa3;--secondary-color: #5fb611;--text-dark: #252525;--text-gray: #666;--text-light: #999;--border-color: #e0e0e0;--shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);--shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);--shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);}body.login-page {margin: 0;padding: 0;min-height: 100vh;background: linear-gradient(135deg, #e0f7fa 0%, #b2ebf2 50%, #80deea 100%);display: flex;align-items: center;justify-content: center;font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;}.modern-login-container {width: 100%;max-width: 440px;padding: 20px;}.modern-login-card {background: #ffffff;border-radius: 16px;box-shadow: var(--shadow-lg);padding: 32px 40px;position: relative;overflow: hidden;}.modern-login-card::before {content: '';position: absolute;top: 0;left: 0;right: 0;height: 4px;background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));}.login-header {text-align: center;margin-bottom: 28px;display: flex;align-items: center;justify-content: center;gap: 12px;}.login-logo {width: 48px;height: 48px;margin: 0;display: block;}.login-title {font-size: 28px;font-weight: 700;color: var(--text-dark);margin: 0;}.login-subtitle {font-size: 15px;color: var(--text-light);margin: 0 0 24px 0;text-align: center;}.modern-form-group {margin-bottom: 18px;position: relative;}.modern-form-group label {display: block;font-size: 14px;font-weight: 600;color: var(--text-dark);margin-bottom: 8px;transition: color 0.3s ease;}.modern-input,.modern-select {width: 100%;padding: 14px 16px;font-size: 15px;border: 2px solid var(--border-color);border-radius: 10px;transition: all 0.3s ease;background-color: #fafafa;color: var(--text-dark);box-sizing: border-box;}.modern-input:focus,.modern-select:focus {outline: none;border-color: var(--primary-color);background-color: #fff;box-shadow: 0 0 0 4px rgba(28, 201, 228, 0.1);}.modern-input::placeholder {color: var(--text-light);}.modern-select {cursor: pointer;appearance: none;background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666' d='M6 9L1 4h10z'/%3E%3C/svg%3E");background-repeat: no-repeat;background-position: right 16px center;padding-right: 40px;}.modern-checkbox-group {display: flex;align-items: center;justify-content: space-between;margin-bottom: 28px;}.modern-checkbox-label {display: flex;align-items: center;cursor: pointer;font-size: 14px;color: var(--text-gray);user-select: none;}.modern-checkbox-label input[type="checkbox"] {margin-right: 8px;width: 18px;height: 18px;cursor: pointer;accent-color: var(--primary-color);}.forgot-password-link {font-size: 14px;color: var(--primary-color);text-decoration: none;font-weight: 500;transition: color 0.3s ease;}.forgot-password-link:hover {color: var(--primary-hover);text-decoration: underline;}.modern-submit-btn {width: 100%;padding: 14px 24px;font-size: 16px;font-weight: 600;color: #ffffff;background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));border: none;border-radius: 10px;cursor: pointer;transition: all 0.3s ease;box-shadow: 0 4px 12px rgba(28, 201, 228, 0.3);text-transform: none;}.modern-submit-btn:hover {transform: translateY(-2px);box-shadow: 0 6px 20px rgba(28, 201, 228, 0.4);background: linear-gradient(135deg, var(--primary-hover), var(--primary-dark));}.modern-submit-btn:active {transform: translateY(0);}.modern-submit-btn:focus {outline: none;box-shadow: 0 0 0 4px rgba(28, 201, 228, 0.2);}.login-footer {text-align: center;margin-top: 24px;padding-top: 20px;border-top: 1px solid var(--border-color);}.login-footer-text {font-size: 14px;color: var(--text-gray);margin: 0;}.login-footer-link {color: var(--primary-color);text-decoration: none;font-weight: 600;transition: color 0.3s ease;}.login-footer-link:hover {color: var(--primary-hover);text-decoration: underline;}.flash-message {padding: 12px 16px;margin-bottom: 24px;border-radius: 8px;font-size: 14px;background-color: #fee;border-left: 4px solid #c33;color: #c33;}.school-display-name {text-align: center;font-size: 18px;font-weight: 600;color: var(--primary-color);margin-bottom: 24px;padding: 12px;background: linear-gradient(135deg, rgba(28, 201, 228, 0.08), rgba(95, 182, 17, 0.08));border-radius: 8px;}@media (max-width: 576px) {.modern-login-card {padding: 32px 24px;}.login-title {font-size: 24px;}.modern-login-container {padding: 16px;}}@keyframes fadeInUp {from {opacity: 0;transform: translateY(20px);}to {opacity: 1;transform: translateY(0);}}.modern-login-card {animation: fadeInUp 0.6s ease-out;}.modern-submit-btn.loading {position: relative;color: transparent;pointer-events: none;}.modern-submit-btn.loading::after {content: '';position: absolute;width: 20px;height: 20px;top: 50%;left: 50%;margin-left: -10px;margin-top: -10px;border: 2px solid #ffffff;border-radius: 50%;border-top-color: transparent;animation: spinner 0.6s linear infinite;}@keyframes spinner {to {transform: rotate(360deg);}}