/* user_system/assets/css/user_system.css */

:root {
    /* Brand Colors - Modern Mint/Teal Palette */
    --brand-50: #f0fdf9;
    --brand-100: #ccfbf1;
    --brand-300: #5eead4;
    --brand-500: #14b8a6;
    --brand-600: #0d9488;
    --brand-700: #0f766e;

    /* Neutrals */
    --bg-body: #f8fafc;
    --bg-surface: #ffffff;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --border-color: #e2e8f0;

    /* Semantic */
    --error: #ef4444;
    --success: #22c55e;

    /* UI Elements */
    --radius-sm: 0.5rem;
    /* 8px */
    --radius-md: 0.75rem;
    /* 12px */
    --radius-lg: 1rem;
    /* 16px */
    --radius-xl: 1.5rem;
    /* 24px */

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

    /* Transitions */
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--bg-body);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    line-height: 1.5;
    background-image:
        radial-gradient(at 0% 0%, hsla(168, 76%, 85%, 0.8) 0, transparent 60%),
        radial-gradient(at 100% 100%, hsla(186, 100%, 94%, 0.8) 0, transparent 60%),
        radial-gradient(at 100% 0%, hsla(210, 80%, 90%, 0.8) 0, transparent 60%);
    background-size: 100% 100%;
    background-attachment: fixed;
}

/* Auth Container */
.auth-container {
    width: 100%;
    max-width: 1050px;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-radius: var(--radius-xl);
    box-shadow: 0 25px 50px -12px rgb(0 0 0 / 0.15), 0 0 0 1px rgba(255, 255, 255, 0.8) inset;
    border: 1px solid rgba(255, 255, 255, 0.6);
    overflow: hidden;
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 600px;
    animation: fadeIn 0.6s ease-out;
    position: relative;
}

/* Marketing Side (Left) */
.auth-sidebar {
    background: linear-gradient(135deg, var(--brand-500), var(--brand-700));
    padding: 4rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    color: white;
    position: relative;
    overflow: hidden;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.auth-sidebar::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 80% 80%, rgba(20, 184, 166, 0.4) 0%, transparent 40%);
    pointer-events: none;
    animation: rotateGradient 20s linear infinite;
}

@keyframes rotateGradient {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.brand-showcase h1 {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.025em;
    margin-bottom: 1rem;
    line-height: 1.1;
}

.brand-showcase p {
    color: var(--brand-100);
    font-size: 1.125rem;
    max-width: 320px;
    line-height: 1.6;
}

.feature-list {
    margin-top: auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
    color: var(--brand-50);
}

.feature-icon {
    width: 24px;
    height: 24px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Form Side (Right) */
.auth-content {
    padding: 3rem 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
}

.form-header {
    margin-bottom: 2rem;
    text-align: center;
}

.form-header h2 {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 0.5rem;
}

.form-header p {
    color: var(--text-muted);
}

/* Forms */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-main);
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--bg-body);
}

.form-input:focus {
    outline: none;
    border-color: var(--brand-500);
    background: var(--bg-surface);
    box-shadow: 0 0 0 4px rgba(20, 184, 166, 0.1);
}

.input-helper {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--brand-500), var(--brand-600));
    color: white;
    padding: 0.875rem;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    margin-top: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    box-shadow: 0 10px 15px -3px rgba(13, 148, 136, 0.3), 0 4px 6px -4px rgba(13, 148, 136, 0.2);
    position: relative;
    overflow: hidden;
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: rgba(255, 255, 255, 0.1);
    transform: rotate(45deg);
    transition: all 0.3s ease;
    opacity: 0;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--brand-400), var(--brand-500));
    transform: translateY(-2px);
    box-shadow: 0 15px 20px -3px rgba(13, 148, 136, 0.4), 0 8px 10px -4px rgba(13, 148, 136, 0.2);
}

.btn-primary:hover::after {
    opacity: 1;
    transform: rotate(45deg) translate(50%, -50%);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 5px 10px -3px rgba(13, 148, 136, 0.3);
}

/* Checkbox & GDPR */
.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.checkbox-group input[type="checkbox"] {
    margin-top: 0.25rem;
    width: 1rem;
    height: 1rem;
    border-radius: 0.25rem;
    accent-color: var(--brand-600);
    cursor: pointer;
}

.checkbox-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.4;
    cursor: pointer;
}

.link-highlight {
    color: var(--brand-600);
    text-decoration: none;
    font-weight: 600;
    cursor: pointer;
    transition: color 0.2s;
}

.link-highlight:hover {
    color: var(--brand-700);
    text-decoration: underline;
}

/* Modal for GDPR */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 50;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.modal {
    background: var(--bg-surface);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 500px;
    padding: 2rem;
    box-shadow: var(--shadow-xl);
    transform: scale(0.95);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    border: 1px solid var(--border-color);
}

.modal-overlay.open .modal {
    transform: scale(1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.modal-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-main);
}

.modal-close {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 0.375rem;
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--bg-body);
    color: var(--error);
}

.modal-body {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    max-height: 60vh;
    overflow-y: auto;
    margin-bottom: 1.5rem;
    padding-right: 0.5rem;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
}

/* Utilities */
.hidden {
    display: none !important;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(20px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Responsive */
@media (max-width: 768px) {
    .auth-container {
        grid-template-columns: 1fr;
        min-height: auto;
        max-width: 480px;
    }

    .auth-sidebar {
        padding: 2rem;
        text-align: center;
        align-items: center;
    }

    .feature-list {
        display: none;
    }

    .brand-showcase p {
        display: none;
    }

    .brand-showcase h1 {
        margin-bottom: 0;
        font-size: 2rem;
    }

    .auth-content {
        padding: 2rem 1.5rem;
    }
}