/* Corporate Login Form - Complete & Self-Contained */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    line-height: 1.6;
}

.login-container {
    width: 100%;
    max-width: 420px;
}

.login-card {
    background: #ffffff;
    border: 1px solid #e1e5e9;
    border-radius: 12px;
    padding: 40px;
    box-shadow: 
        0 10px 25px rgba(0, 0, 0, 0.1),
        0 20px 48px rgba(0, 0, 0, 0.1);
    position: relative;
    transition: all 0.3s ease;
}

.login-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #2563eb, #3b82f6, #1d4ed8);
    border-radius: 12px 12px 0 0;
}

.login-card:hover {
    box-shadow: 
        0 15px 35px rgba(0, 0, 0, 0.15),
        0 25px 60px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.login-header {
    text-align: center;
    margin-bottom: 36px;
}

.company-logo {
    margin-bottom: 20px;
}

.logo-icon {
    display: inline-block;
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.login-header h2 {
    color: #1e293b;
    font-size: 1.875rem;
    font-weight: 600;
    margin-bottom: 8px;
    letter-spacing: -0.025em;
}

.login-header p {
    color: #64748b;
    font-size: 15px;
    font-weight: 400;
}

/* Form Group & Input Styles */
.form-group {
    margin-bottom: 24px;
    position: relative;
}

.input-wrapper {
    position: relative;
    display: flex;
    flex-direction: column;
}

.input-wrapper input {
    background: #f8fafc;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    padding: 16px 16px;
    color: #1e293b;
    font-size: 16px;
    font-weight: 400;
    transition: all 0.3s ease;
    width: 100%;
    outline: none;
}

.input-wrapper input:focus {
    background: #ffffff;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.input-wrapper input:focus + label,
.input-wrapper input:valid + label {
    transform: translateY(-36px) translateX(4px) scale(0.85);
    color: #2563eb;
    font-weight: 600;
    background: #ffffff;
    padding: 0 8px;
}

.input-wrapper label {
    position: absolute;
    left: 16px;
    top: 16px;
    color: #64748b;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s ease;
    pointer-events: none;
    transform-origin: left top;
}

.input-border {
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #2563eb, #3b82f6);
    transition: all 0.3s ease;
    transform: translateX(-50%);
    border-radius: 2px;
}

.input-wrapper input:focus ~ .input-border {
    width: 100%;
}

/* Password Toggle */
.password-wrapper input {
    padding-right: 50px;
}

.password-toggle {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: #64748b;
    transition: all 0.3s ease;
    border-radius: 6px;
    z-index: 2;
}

.password-toggle:hover {
    color: #2563eb;
    background: rgba(37, 99, 235, 0.1);
}

.toggle-icon {
    display: block;
    width: 18px;
    height: 18px;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2364748b' stroke-width='1.5'%3e%3cpath stroke-linecap='round' stroke-linejoin='round' d='M15 12a3 3 0 11-6 0 3 3 0 016 0z'/%3e%3cpath stroke-linecap='round' stroke-linejoin='round' d='M2.458 12C3.732 7.943 7.523 5 12 5c4.478 0 8.268 2.943 9.542 7-1.274 4.057-5.064 7-9.542 7-4.477 0-8.268-2.943-9.542-7z'/%3e%3c/svg%3e");
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    transition: background-image 0.3s ease;
}

.password-toggle:hover .toggle-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%232563eb' stroke-width='1.5'%3e%3cpath stroke-linecap='round' stroke-linejoin='round' d='M15 12a3 3 0 11-6 0 3 3 0 016 0z'/%3e%3cpath stroke-linecap='round' stroke-linejoin='round' d='M2.458 12C3.732 7.943 7.523 5 12 5c4.478 0 8.268 2.943 9.542 7-1.274 4.057-5.064 7-9.542 7-4.477 0-8.268-2.943-9.542-7z'/%3e%3c/svg%3e");
}

.toggle-icon.show-password {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2364748b' stroke-width='1.5'%3e%3cpath stroke-linecap='round' stroke-linejoin='round' d='M3.98 8.223A10.477 10.477 0 001.934 12C3.226 16.338 7.244 19.5 12 19.5c.993 0 1.953-.138 2.863-.395M6.228 6.228A10.45 10.45 0 0112 4.5c4.756 0 8.773 3.162 10.065 7.498a10.523 10.523 0 01-4.293 5.774M6.228 6.228L3 3m3.228 3.228l3.65 3.65m7.894 7.894L21 21m-3.228-3.228l-3.65-3.65m0 0a3 3 0 11-4.243-4.243m4.242 4.242L9.88 9.88'/%3e%3c/svg%3e");
}

/* Form Options */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 28px;
    flex-wrap: wrap;
    gap: 16px;
}

.remember-wrapper {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.remember-wrapper input[type="checkbox"] {
    display: none;
}

.checkbox-custom {
    width: 18px;
    height: 18px;
    border: 2px solid #cbd5e1;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    flex-shrink: 0;
    background: #ffffff;
}

.remember-wrapper input[type="checkbox"]:checked + .checkbox-label .checkbox-custom {
    background: #2563eb;
    border-color: #2563eb;
    transform: scale(1.05);
}

.remember-wrapper input[type="checkbox"]:checked + .checkbox-label .checkbox-custom::after {
    content: '✓';
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.checkbox-label {
    color: #475569;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    user-select: none;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: color 0.3s ease;
}

.remember-wrapper:hover .checkbox-label {
    color: #2563eb;
}

.forgot-password {
    color: #2563eb;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
}

.forgot-password::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: #2563eb;
    transition: width 0.3s ease;
}

.forgot-password:hover::after {
    width: 100%;
}

.forgot-password:hover {
    color: #1d4ed8;
}

/* Login Button */
.login-btn {
    width: 100%;
    background: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
    border: none;
    border-radius: 8px;
    padding: 16px 24px;
    color: white;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.login-btn:hover {
    background: linear-gradient(135deg, #1d4ed8 0%, #2563eb 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.4);
}

.login-btn:active {
    transform: translateY(0);
}

/* Loading State */
.login-btn.loading {
    pointer-events: none;
    background: #94a3b8;
}

.btn-text {
    transition: opacity 0.3s ease;
}

.btn-loader {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 18px;
    height: 18px;
    border: 2px solid transparent;
    border-top: 2px solid white;
    border-radius: 50%;
    opacity: 0;
    animation: spin 1s linear infinite;
    transition: opacity 0.3s ease;
}

.login-btn.loading .btn-text {
    opacity: 0;
}

.login-btn.loading .btn-loader {
    opacity: 1;
}

/* Divider */
.divider {
    text-align: center;
    margin: 24px 0;
    position: relative;
}

.divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: #e2e8f0;
    transform: translateY(-50%);
}

.divider span {
    background: #ffffff;
    color: #64748b;
    padding: 0 20px;
    font-size: 13px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    z-index: 1;
}

/* SSO Options */
.sso-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.sso-btn {
    background: #f8fafc;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    padding: 14px 20px;
    color: #475569;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.sso-btn:hover {
    background: #ffffff;
    border-color: #cbd5e1;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.sso-icon {
    width: 20px;
    height: 20px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

.azure-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3e%3cpath fill='%230078d4' d='M13.55 4.615L8.326 15.632 2.11 17.706l14.805-1.923L13.55 4.615zm4.234 12.83L5.813 19.389 12.095 6.85l5.689 10.595z'/%3e%3c/svg%3e");
}

.okta-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3e%3cpath fill='%2300297a' d='M12 2C6.477 2 2 6.477 2 12s4.477 10 10 10 10-4.477 10-10S17.523 2 12 2zm0 16c-3.314 0-6-2.686-6-6s2.686-6 6-6 6 2.686 6 6-2.686 6-6 6z'/%3e%3c/svg%3e");
}

/* Footer Links */
.footer-links {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #e2e8f0;
}

.footer-link {
    color: #64748b;
    text-decoration: none;
    font-size: 12px;
    font-weight: 500;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: #2563eb;
}

.separator {
    color: #cbd5e1;
    margin: 0 8px;
    font-size: 12px;
}

/* Error States */
.error-message {
    color: #dc2626;
    font-size: 12px;
    font-weight: 500;
    margin-top: 6px;
    margin-left: 4px;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    background: rgba(220, 38, 38, 0.05);
    padding: 4px 8px;
    border-radius: 4px;
    border-left: 3px solid #dc2626;
}

.error-message.show {
    opacity: 1;
    transform: translateY(0);
}

.form-group.error .input-wrapper input {
    border-color: #dc2626;
    background: rgba(220, 38, 38, 0.05);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

/* Success Message */
.success-message {
    display: none;
    text-align: center;
    padding: 36px 20px;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
}

.success-message.show {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.success-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #059669, #10b981);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: white;
    margin: 0 auto 20px;
    box-shadow: 0 4px 12px rgba(5, 150, 105, 0.3);
}

.success-message h3 {
    color: #1e293b;
    font-size: 1.375rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.success-message p {
    color: #64748b;
    font-size: 15px;
}

/* Animations */
@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Mobile Responsive */
@media (max-width: 480px) {
    body {
        padding: 16px;
    }
    
    .login-card {
        padding: 28px;
    }
    
    .login-header h2 {
        font-size: 1.625rem;
    }
    
    .company-logo {
        margin-bottom: 16px;
    }
    
    .logo-icon {
        width: 56px;
        height: 56px;
        font-size: 20px;
    }
    
    .form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
    
    .sso-options {
        gap: 10px;
    }
    
    .footer-links {
        font-size: 11px;
    }
}
/* === Accessibility: keyboard focus indicators === */
/* Restores visible focus rings for keyboard users without affecting mouse interaction. */
:focus-visible {
    outline: 2px solid currentColor;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Reduced motion: respect user preference. Animations defined per form will tone down. */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}
