/* ==========================================================================
   KAEK Portal - Minimal & Ultra-Compact Auth Stylesheet
   Version: 2.2 (No Scroll / Screen-Fit UI)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
    --font-family-base: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    
    /* Brand Colors */
    --primary-color: #8B0000;
    --primary-hover: #700000;
    --primary-light: #fff1f2;
    --primary-gradient: linear-gradient(135deg, #7a0016 0%, #99001a 100%);
    --brand-dark: #0f172a;
    --brand-slate: #334155;
    
    /* Surface & Background */
    --bg-page: #f8fafc;
    --card-bg: #ffffff;
    --card-border: #e2e8f0;
    --card-shadow: 0 4px 20px -2px rgba(15, 23, 42, 0.06), 0 0 0 1px rgba(15, 23, 42, 0.04);
    
    /* Inputs & Controls */
    --input-bg: #ffffff;
    --input-border: #cbd5e1;
    --input-focus-border: #99001a;
    --input-focus-shadow: 0 0 0 2.5px rgba(153, 0, 26, 0.12);
    
    /* Radius & Transitions */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --transition-fast: all 0.15s ease-in-out;
}

/* Base Resets */
html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    font-family: var(--font-family-base);
    background-color: var(--bg-page);
    color: #1e293b;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Page Background Wrapper - Compact & Centered */
.auth-page-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    padding: 10px 16px;
    background: #f8fafc;
}

/* Centered Main Block (Header + Card) */
.auth-main-wrapper {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: auto 0;
}

/* Header Directly Over Card */
.auth-header-compact {
    text-align: center;
    margin-bottom: 12px;
    width: 100%;
}

.auth-institution-title {
    font-size: 16px;
    font-weight: 700;
    margin: 0 0 2px 0;
    color: var(--brand-dark);
    line-height: 1.2;
    letter-spacing: -0.2px;
}

.auth-system-title {
    font-size: 11.5px;
    color: #64748b;
    font-weight: 500;
    margin: 0;
}

/* Main Container Cards */
.auth-container-card {
    width: 100%;
    margin: 0 auto;
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    border: 1px solid var(--card-border);
    padding: 18px 22px;
}

.auth-card-login {
    max-width: 400px;
}

.auth-card-register {
    max-width: 720px;
}

.auth-card-compact {
    max-width: 420px;
}

@media (max-width: 576px) {
    .auth-container-card {
        padding: 16px 14px;
    }
}

/* Card Header */
.auth-card-header {
    text-align: center;
    margin-bottom: 12px;
}

.auth-card-header.text-start {
    text-align: left;
}

.auth-card-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--brand-dark);
    margin-bottom: 2px;
}

.auth-card-subtitle {
    font-size: 12px;
    color: #64748b;
    margin-bottom: 0;
}

/* Form Controls - Compact */
.form-group-modern {
    margin-bottom: 8px;
    position: relative;
}

.form-label-modern {
    font-size: 11.5px;
    font-weight: 600;
    color: var(--brand-slate);
    margin-bottom: 2px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon-left {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
    font-size: 14px;
    pointer-events: none;
    transition: var(--transition-fast);
    z-index: 4;
}

.form-control-modern {
    width: 100% !important;
    max-width: 100% !important;
    height: 36px;
    padding: 4px 10px 4px 32px;
    font-size: 13px;
    font-family: inherit;
    color: var(--brand-dark);
    background-color: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    box-shadow: none;
}

.form-control-modern:focus {
    background-color: #ffffff;
    border-color: var(--input-focus-border);
    box-shadow: var(--input-focus-shadow);
    outline: none;
}

.form-control-modern:focus ~ .input-icon-left,
.input-wrapper:focus-within .input-icon-left {
    color: var(--primary-color);
}

.form-control-modern.no-icon {
    padding-left: 10px;
}

/* Password Toggle Button */
.password-toggle-btn {
    position: absolute;
    right: 6px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    padding: 3px 5px;
    color: #94a3b8;
    font-size: 15px;
    cursor: pointer;
    border-radius: 4px;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 5;
}

.password-toggle-btn:hover {
    color: var(--brand-dark);
}

/* Select Dropdown */
.form-select-modern {
    width: 100% !important;
    max-width: 100% !important;
    height: 36px;
    padding: 4px 10px 4px 32px;
    font-size: 13px;
    font-family: inherit;
    color: var(--brand-dark);
    background-color: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    cursor: pointer;
}

.form-select-modern:focus {
    background-color: #ffffff;
    border-color: var(--input-focus-border);
    box-shadow: var(--input-focus-shadow);
    outline: none;
}

/* Captcha Component - Single Layer & Click-to-Refresh */
.captcha-badge {
    background: #ffffff;
    border: 1px solid var(--input-border);
    border-radius: var(--radius-sm);
    height: 36px;
    padding: 2px 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    cursor: pointer;
    user-select: none;
    flex-shrink: 0;
    transition: var(--transition-fast);
}

.captcha-badge:hover {
    border-color: var(--primary-color);
    background-color: #fff1f2;
}

.captcha-badge img {
    height: 30px;
    width: auto;
    display: block;
    border-radius: 2px;
}

.captcha-refresh-icon {
    color: #64748b;
    font-size: 14px;
    transition: transform 0.35s ease, color 0.15s ease;
}

.captcha-badge:hover .captcha-refresh-icon {
    color: var(--primary-color);
    transform: rotate(180deg);
}

/* Buttons */
.btn-modern-primary {
    width: 100%;
    height: 38px;
    background: var(--primary-gradient);
    border: none;
    border-radius: var(--radius-sm);
    color: #ffffff;
    font-size: 13.5px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(139, 0, 0, 0.18);
    transition: var(--transition-fast);
    text-decoration: none;
}

.btn-modern-primary:hover {
    background: linear-gradient(135deg, #700000 0%, #850016 100%);
    box-shadow: 0 3px 8px rgba(139, 0, 0, 0.25);
    color: #ffffff;
}

.btn-modern-secondary {
    width: 100%;
    height: 38px;
    background: #ffffff;
    border: 1px solid #cbd5e1;
    border-radius: var(--radius-sm);
    color: var(--brand-slate);
    font-size: 13px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    cursor: pointer;
    transition: var(--transition-fast);
    text-decoration: none;
}

.btn-modern-secondary:hover {
    background-color: #f8fafc;
    border-color: #94a3b8;
    color: var(--brand-dark);
}

/* Alerts - Ultra Compact */
.alert-modern {
    border-radius: var(--radius-sm);
    padding: 6px 10px;
    font-size: 11.5px;
    line-height: 1.35;
    display: flex;
    align-items: flex-start;
    gap: 6px;
    border: 1px solid transparent;
    margin-bottom: 8px;
}

.alert-modern-info {
    background-color: #eff6ff;
    border-color: #bfdbfe;
    color: #1e40af;
}

.alert-modern-info i {
    color: #3b82f6;
    font-size: 14px;
    flex-shrink: 0;
    margin-top: 1px;
}

.alert-modern-warning {
    background-color: #fffbeb;
    border-color: #fde68a;
    color: #92400e;
}

.alert-modern-warning i {
    color: #f59e0b;
    font-size: 14px;
    flex-shrink: 0;
    margin-top: 1px;
}

.alert-modern-danger {
    background-color: #fef2f2;
    border-color: #fecaca;
    color: #991b1b;
}

.alert-modern-danger i {
    color: #ef4444;
    font-size: 14px;
    flex-shrink: 0;
    margin-top: 1px;
}

.alert-modern-success {
    background-color: #f0fdf4;
    border-color: #bbf7d0;
    color: #166534;
}

.alert-modern-success i {
    color: #22c55e;
    font-size: 14px;
    flex-shrink: 0;
    margin-top: 1px;
}

.field-validation-error {
    display: block;
    color: #dc2626;
    font-size: 11px;
    font-weight: 500;
    margin-top: 1px;
}

/* Caps Lock Warning */
.caps-warning {
    font-size: 11px;
    color: #b45309;
    background: #fef3c7;
    border: 1px solid #fde68a;
    padding: 2px 8px;
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: 3px;
    font-weight: 600;
}

/* Outline Action Button (Footer Link Hierarchy) */
.btn-modern-outline-sm {
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 600;
    color: var(--primary-color);
    background: #ffffff;
    border: 1px solid #cbd5e1;
    border-radius: var(--radius-sm);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: var(--transition-fast);
}

.btn-modern-outline-sm:hover {
    background: var(--primary-light);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* Links and Separators */
.auth-separator {
    display: flex;
    align-items: center;
    text-align: center;
    margin: 10px 0;
    color: #94a3b8;
    font-size: 11.5px;
}

.auth-separator::before,
.auth-separator::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid #e2e8f0;
}

.auth-separator:not(:empty)::before {
    margin-right: 8px;
}

.auth-separator:not(:empty)::after {
    margin-left: 8px;
}

.auth-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 12px;
    transition: var(--transition-fast);
}

.auth-link:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

/* 2FA OTP Badge & Input */
.otp-icon-badge {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: #fff1f2;
    color: var(--primary-color);
    font-size: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 8px;
}

.otp-input-field {
    font-family: 'Courier New', Courier, monospace !important;
    font-size: 22px !important;
    font-weight: 800 !important;
    letter-spacing: 8px !important;
    text-align: center !important;
    height: 42px !important;
    padding-left: 10px !important;
    color: var(--brand-dark) !important;
}

.otp-timer-box {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background: #f1f5f9;
    padding: 4px 12px;
    border-radius: 9999px;
    font-size: 12px;
    color: var(--brand-slate);
    font-weight: 600;
    margin: 8px 0;
}

.otp-timer-box strong {
    color: var(--primary-color);
    font-size: 13px;
}

/* Footer */
.auth-footer {
    width: 100%;
    max-width: 800px;
    margin: 6px auto 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 11px;
    color: #64748b;
    border-top: 1px solid #e2e8f0;
    padding-top: 6px;
}

@media (max-width: 576px) {
    .auth-footer {
        flex-direction: column;
        gap: 2px;
        text-align: center;
    }
}