/* ============================================
   AUTH DESIGN SYSTEM — DEC Red & Black
   ============================================ */

:root {
    /* Brand */
    --brand-red: #e4002b;
    --brand-red-dark: #b8001f;
    --brand-red-light: #ff4d5e;
    --brand-black: #0a0a0a;
    --brand-black-soft: #141414;

    /* Colors */
    --bg-primary: #f4f4f5;
    --bg-card: #ffffff;
    --bg-card-hover: #fafafa;
    --bg-input: #ffffff;
    --bg-input-focus: #ffffff;

    --text-primary: var(--brand-black);
    --text-secondary: #3f3f46;
    --text-muted: #71717a;

    --border-color: #e4e4e7;
    --border-focus: rgba(228, 0, 43, 0.45);

    --accent-primary: var(--brand-red);
    --accent-secondary: var(--brand-red-dark);
    --accent-gradient: linear-gradient(135deg, var(--brand-black-soft), var(--brand-red) 55%, var(--brand-red-dark));

    --error-color: #f43f5e;
    --error-bg: rgba(244, 63, 94, 0.1);
    --success-color: #10b981;
    --success-bg: rgba(16, 185, 129, 0.1);
    --info-color: #3b82f6;
    --info-bg: rgba(59, 130, 246, 0.1);
    --warning-color: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.1);

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-sm: 0.875rem;
    --font-base: 1rem;
    --font-lg: 1.125rem;
    --font-xl: 1.5rem;
    --font-2xl: 2rem;

    /* Borders */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.25rem;

    /* Shadows */
    --shadow-card: 0 8px 32px rgba(15, 23, 42, 0.08), 0 0 0 1px #e2e8f0;
    --shadow-input: 0 2px 8px rgba(0, 0, 0, 0.15);
    --shadow-btn: 0 4px 16px rgba(228, 0, 43, 0.28);
    --shadow-btn-hover: 0 6px 24px rgba(228, 0, 43, 0.4);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- Reset & Base ---- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* ---- Animated Background Orbs ---- */
.bg-orbs {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.18;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(228, 0, 43, 0.55), transparent 70%);
    top: -10%;
    left: -10%;
    animation: orbFloat1 18s ease-in-out infinite;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(20, 20, 20, 0.5), transparent 70%);
    bottom: -5%;
    right: -5%;
    animation: orbFloat2 22s ease-in-out infinite;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(228, 0, 43, 0.35), transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: orbFloat3 15s ease-in-out infinite;
}

@keyframes orbFloat1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(80px, 50px) scale(1.1); }
    66% { transform: translate(-30px, 80px) scale(0.95); }
}

@keyframes orbFloat2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(-60px, -40px) scale(1.05); }
    66% { transform: translate(40px, -60px) scale(0.9); }
}

@keyframes orbFloat3 {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-40%, -60%) scale(1.15); }
}

/* ---- Layout ---- */
.auth-container {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: var(--space-lg);
}

/* ---- Messages / Alerts ---- */
.messages-wrapper {
    position: fixed;
    top: var(--space-lg);
    right: var(--space-lg);
    z-index: 100;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    max-width: 420px;
    width: 100%;
}

.alert {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    font-size: var(--font-sm);
    animation: alertSlideIn 0.4s ease-out;
}

.alert-success { background: var(--success-bg); border-color: rgba(16,185,129,0.3); color: var(--success-color); }
.alert-error   { background: var(--error-bg);   border-color: rgba(244,63,94,0.3);   color: var(--error-color); }
.alert-info    { background: var(--info-bg);    border-color: rgba(59,130,246,0.3);   color: var(--info-color); }
.alert-warning { background: var(--warning-bg); border-color: rgba(245,158,11,0.3);  color: var(--warning-color); }

.alert-icon { font-size: 1.1rem; flex-shrink: 0; }
.alert-text { flex: 1; }
.alert-close {
    background: none;
    border: none;
    color: inherit;
    font-size: 1.25rem;
    cursor: pointer;
    opacity: 0.6;
    transition: opacity var(--transition-fast);
    flex-shrink: 0;
}
.alert-close:hover { opacity: 1; }

@keyframes alertSlideIn {
    from { transform: translateX(100%); opacity: 0; }
    to   { transform: translateX(0);    opacity: 1; }
}

/* ---- Auth Card (Glassmorphism) ---- */
.auth-card {
    width: 100%;
    max-width: 440px;
    position: relative;
}

.auth-card::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: var(--radius-xl);
    padding: 1px;
    background: linear-gradient(135deg, rgba(228,0,43,0.35), rgba(20,20,20,0.15), rgba(228,0,43,0.2));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    animation: borderGlow 4s ease-in-out infinite alternate;
}

@keyframes borderGlow {
    0%   { opacity: 0.5; }
    100% { opacity: 1; }
}

.auth-card-inner {
    background: var(--bg-card);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-card);
}

/* ---- Header ---- */
.auth-header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.auth-logo {
    display: flex;
    justify-content: center;
    margin-bottom: var(--space-lg);
}

.auth-logo .app-logo--auth {
    max-width: min(100%, 340px);
    width: 100%;
    height: auto;
    object-fit: contain;
}

.auth-title {
    font-size: var(--font-2xl);
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    margin-bottom: var(--space-xs);
}

.auth-subtitle {
    font-size: var(--font-sm);
    color: var(--text-secondary);
}

/* ---- Form ---- */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.form-label {
    font-size: var(--font-sm);
    font-weight: 500;
    color: var(--text-secondary);
}

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

.input-icon {
    position: absolute;
    left: var(--space-md);
    color: var(--text-muted);
    display: flex;
    transition: color var(--transition-base);
    pointer-events: none;
    z-index: 1;
}

.input-wrapper input {
    width: 100%;
    padding: 0.85rem 2.8rem 0.85rem 2.8rem;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: var(--font-base);
    font-family: var(--font-family);
    outline: none;
    transition: all var(--transition-base);
}

.input-wrapper input::placeholder {
    color: var(--text-muted);
}

.input-wrapper input:focus {
    background: var(--bg-input-focus);
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(228, 0, 43, 0.12);
}

.input-wrapper input:focus ~ .input-icon,
.input-wrapper input:focus + .input-icon {
    color: var(--accent-primary);
}

.input-wrapper:has(input:focus) .input-icon {
    color: var(--accent-primary);
}

/* Toggle password */
.toggle-password {
    position: absolute;
    right: var(--space-md);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    padding: 4px;
    transition: color var(--transition-fast);
    z-index: 1;
}

.toggle-password:hover { color: var(--text-secondary); }

/* Errors */
.field-error {
    font-size: 0.8rem;
    color: var(--error-color);
    margin-top: 2px;
}

.form-errors {
    background: var(--error-bg);
    border: 1px solid rgba(244, 63, 94, 0.3);
    border-radius: var(--radius-sm);
    padding: var(--space-md);
}

.error-text {
    font-size: var(--font-sm);
    color: var(--error-color);
}

.has-error .input-wrapper input {
    border-color: var(--error-color);
}

/* Form options */
.form-options {
    display: flex;
    justify-content: flex-end;
    margin-top: calc(-1 * var(--space-sm));
}

.forgot-link {
    font-size: var(--font-sm);
    color: var(--accent-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.forgot-link:hover {
    color: var(--brand-red-dark);
    text-decoration: underline;
}

/* Password match indicator */
.password-match-indicator {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.8rem;
    margin-top: 4px;
}

.password-match-indicator.match    { color: var(--success-color); }
.password-match-indicator.no-match { color: var(--error-color); }

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.85rem var(--space-xl);
    border-radius: var(--radius-md);
    font-size: var(--font-base);
    font-weight: 600;
    font-family: var(--font-family);
    cursor: pointer;
    border: none;
    transition: all var(--transition-base);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--accent-gradient);
    color: #fff;
    box-shadow: var(--shadow-btn);
}

.btn-primary:hover {
    box-shadow: var(--shadow-btn-hover);
    transform: translateY(-1px);
}

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

.btn-outline {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.btn-outline:hover {
    background: #f8fafc;
    border-color: #cbd5e1;
    color: var(--text-primary);
}

/* Button loader */
.spinner {
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ---- Footer ---- */
.auth-footer {
    text-align: center;
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-color);
}

.auth-footer p {
    font-size: var(--font-sm);
    color: var(--text-secondary);
}

.link {
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
}

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

/* ---- Fade In Animation ---- */
.fade-in {
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   DASHBOARD
   ============================================ */
.dashboard-card {
    width: 100%;
    max-width: 640px;
    background: var(--bg-card);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-card);
    border: 1px solid var(--border-color);
}

.dashboard-header {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid var(--border-color);
}

.dashboard-avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--accent-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 4px 16px rgba(228, 0, 43, 0.28);
}

.avatar-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
}

.dashboard-title {
    font-size: var(--font-xl);
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.dashboard-email {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    margin-top: 2px;
}

/* Stats */
.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.stat-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    background: #f8fafc;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    transition: all var(--transition-base);
}

.stat-card:hover {
    background: #f1f5f9;
    transform: translateY(-2px);
}

.stat-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-icon-purple { background: rgba(228, 0, 43, 0.12); color: var(--brand-red); }
.stat-icon-blue   { background: rgba(59,130,246,0.15);  color: #60a5fa; }
.stat-icon-green  { background: rgba(16,185,129,0.15);  color: #34d399; }

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-value {
    font-size: var(--font-sm);
    font-weight: 600;
    color: var(--text-primary);
    margin-top: 2px;
}

.stat-value-small {
    font-size: 0.75rem;
    word-break: break-all;
}

.dashboard-actions {
    display: flex;
    justify-content: flex-end;
}

/* ---- Responsive ---- */
@media (max-width: 480px) {
    .auth-card-inner,
    .dashboard-card {
        padding: var(--space-xl);
    }

    .auth-title {
        font-size: var(--font-xl);
    }

    .dashboard-header {
        flex-direction: column;
        text-align: center;
    }

    .dashboard-stats {
        grid-template-columns: 1fr;
    }

    .messages-wrapper {
        left: var(--space-md);
        right: var(--space-md);
    }
}