/* ========================================
   STUDENT PORTAL - LOGIN OPTIONS CARDS
   Card-based layout for three login/registration options
   ======================================== */

/* Import required base styles */
@import url('../base/colors.css');
@import url('../base/design-tokens.css');

/* ========================================
   OPTION CARDS CONTAINER
   ======================================== */

.login-options-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    width: 100%;
    margin: 0 auto;
}

/* ========================================
   OPTION CARD STYLES
   ======================================== */

.option-card {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: 0 4px 12px var(--shadow-light);
    border: 3px solid transparent;
    position: relative;
    overflow: hidden;
}

.option-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    border-radius: var(--radius-lg) 12px 0 0;
    transition: height 0.3s ease;
}

/* Gradient borders for each option */
.option-card.new-student::before {
    background: var(--blue-primary);
}

.option-card.existing-student::before {
    background: var(--purple-primary);
}

.option-card.login::before {
    background: var(--pink-primary);
}

/* Hover states */
.option-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px var(--shadow-medium);
}

.option-card:hover::before {
    height: 6px;
}

/* Active state */
.option-card.active {
    border-color: var(--purple-primary);
    box-shadow: 0 8px 24px var(--bg-purple-alt-stronger);
}

.option-card.active::before {
    height: 6px;
}

/* ========================================
   CARD CONTENT LAYOUT
   ======================================== */

.option-card-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: 4px;
}

.option-icon {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    color: var(--white);
    font-size: 1.75rem;
}

/* Icon backgrounds matching border colors */
.new-student .option-icon {
    background: var(--blue-primary);
}

.existing-student .option-icon {
    background: var(--purple-primary);
}

.login .option-icon {
    background: var(--pink-primary);
}

.option-text {
    flex: 1;
}

.option-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 4px 0;
    line-height: 1.3;
}

.option-subtitle {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.4;
}

/* ========================================
   EXPANDABLE FORM AREA
   ======================================== */

.option-form {
    display: none;
    margin-top: var(--space-md);
    padding-top: 20px;
    border-top: 2px solid var(--gray-400);
    animation: slideDown 0.3s ease;
}

.option-card.active .option-form {
    display: block;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Form elements within option cards */
.option-form .form-group {
    margin-bottom: var(--space-sm);
}

.option-form .form-group:last-of-type {
    margin-bottom: var(--space-md);
}

.option-form label {
    display: block;
    margin-bottom: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.option-form input {
    width: 100%;
    padding: var(--space-sm);
    font-size: 1rem;
    border: 2px solid var(--gray-400);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition-fast);
    box-sizing: border-box;
}

.option-form input:focus {
    outline: none;
    border-color: var(--purple-primary);
}

/* Error messages */
.option-form .error-message {
    color: var(--error);
    font-size: 0.85rem;
    margin-top: 6px;
    min-height: 20px;
    font-weight: 500;
}

/* Primary button width override for option forms */
.option-form .btn-primary {
    width: 100%;
    padding: var(--space-xs) 20px;
    margin-bottom: var(--space-xs);
}

/* Secondary button (reset password) */
.option-form .reset-btn {
    width: 100%;
    padding: var(--space-xs) 20px;
    font-size: 0.9rem;
    font-weight: 500;
    background-color: transparent;
    color: var(--purple-primary);
    border: 2px solid var(--purple-primary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.option-form .reset-btn:hover {
    background-color: var(--purple-primary);
    color: var(--white);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 600px) {
    .option-card {
        padding: var(--space-md);
    }
    
    .option-card-header {
        gap: var(--space-sm);
    }
    
    .option-icon {
        width: 48px;
        height: 48px;
        font-size: 1.5rem;
    }
    
    .option-title {
        font-size: 1.1rem;
    }
    
    .option-subtitle {
        font-size: 0.85rem;
    }
}