/* ===== CSS Variables & Design System ===== */
:root {
    /* Colors - Carbon Slate Theme */
    --bg-primary: #0F1419;
    --bg-secondary: #1A1F29;
    --bg-card: #232937;
    --bg-card-hover: #2D3748;

    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);

    --accent-primary: #3B82F6;
    --accent-primary-dark: #1E40AF;
    --accent-green: #10B981;
    --accent-green-dark: #059669;
    --accent-gold: #F59E0B;
    --accent-red: #EF4444;
    --accent-blue: #3B82F6;
    --accent-purple: #8B5CF6;
    --accent-cyan: #06B6D4;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #1E40AF, #3B82F6);
    --gradient-green: linear-gradient(135deg, #10B981, #059669);
    --gradient-gold: linear-gradient(135deg, #F59E0B, #D97706);

    /* Spacing */
    --nav-height: 70px;
    --container-max: 1200px;
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    --spacing-3xl: 64px;

    /* Borders & Shadows */
    --border-color: rgba(255, 255, 255, 0.1);
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;
    --border-radius-full: 9999px;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 40px rgba(59, 130, 246, 0.3);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 500ms cubic-bezier(0.16, 1, 0.3, 1);

    /* Premium Glass System - Ultra Clear */
    --glass-bg: rgba(10, 10, 15, 0.2);
    /* Very transparent */
    --glass-bg-hover: rgba(255, 255, 255, 0.03);
    /* Subtle light tint */
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-border-hover: rgba(255, 255, 255, 0.2);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    --glass-blur: blur(8px);
    /* Minimal Blur */
    --glass-highlight: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Helvetica Neue', Helvetica, Arial, 'Inter', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--text-primary);
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: 2.5rem;
    letter-spacing: -0.03em;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

img {
    max-width: 100%;
    display: block;
}

/* ===== Utility Classes ===== */
.hidden {
    display: none !important;
}

code,
.code-block,
pre {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9em;
}



/* ===== Container ===== */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border-color);
    z-index: 100;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.nav-logo-icon {
    font-size: 28px;
}

.nav-logo-text {
    font-size: 20px;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav-link {
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition-fast);
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-cta {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--gradient-primary);
    border-radius: var(--border-radius-full);
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition-fast);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

/* ===== Hero Section ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    margin-top: 4.5rem;
    padding-top: var(--nav-height);
    position: relative;
    overflow: hidden;
    align-self: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    align-items: center;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: var(--border-radius-full);
    font-size: 13px;
    color: var(--accent-primary);
    margin-bottom: var(--spacing-lg);
}

.hero-title {
    font-size: clamp(40px, 6vw, 76px);
    font-weight: 700;
    /* Helvetica bold */
    line-height: 1.05;
    letter-spacing: -0.04em;
    /* Tighter for Helvetica */
    margin-bottom: var(--spacing-lg);

    /* Glassy / Metallic Text Effect */
    background: linear-gradient(135deg, #FFFFFF 10%, #CBD5E1 50%, #94A3B8 90%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;

    /* Soft glow backing */
    filter: drop-shadow(0 0 25px rgba(148, 163, 184, 0.15));
}

.hero-title span {
    /* Static Frosted Glass Glare */
    background: linear-gradient(105deg,
            #ffffff 0%,
            /* Highlight */
            #e0e7ff 25%,
            /* Soft Cool White */
            #a78bfa 45%,
            /* Purple Tone */
            #c4b5fd 50%,
            /* Intense Glare Point */
            #f472b6 65%,
            /* Pinkish Reflection */
            #818cf8 85%,
            /* Indigo Depth */
            #ffffff 100%
            /* Edge Light */
        );
    background-size: 100% auto;
    /* Ensure it fits statically */
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;

    position: relative;
    z-index: 1;
    display: inline-block;

    /* Crisp, Static Glass Glow */
    filter:
        drop-shadow(0 0 1px rgba(255, 255, 255, 0.9)) drop-shadow(0 0 15px rgba(167, 139, 250, 0.5)) drop-shadow(0 4px 6px rgba(0, 0, 0, 0.2));

    /* No animations - purely static */
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    max-width: 640px;
    margin: 0 auto var(--spacing-xl);
    line-height: 1.6;
    font-weight: 400;
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--border-radius-md);
    transition: var(--transition-fast);
}

.btn-lg {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: 16px;
    border-radius: var(--border-radius-lg);
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn-secondary {
    background: var(--glass-bg);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(8px);
    transition: var(--transition-normal);
}

.btn-secondary:hover {
    background: var(--glass-bg-hover);
    border-color: var(--glass-border-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.btn-green {
    background: var(--gradient-green);
    color: white;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.btn-green:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(16, 185, 129, 0.5);
}

/* ===== How It Works Section ===== */
.section {
    padding: var(--spacing-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--border-radius-full);
    font-size: 12px;
    font-weight: 600;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-size: clamp(28px, 5vw, 42px);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

@media (max-width: 768px) {
    .steps-grid {
        grid-template-columns: 1fr;
    }
}

.step-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-xl);
    text-align: center;
    position: relative;
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.02);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.step-card:hover {
    transform: translateY(-8px);
    /* background: var(--glass-bg-hover); Removed generic hover bg */
    border-color: var(--glass-border-hover);
    box-shadow:
        var(--shadow-glow),
        var(--glass-highlight);
}

.step-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 30px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
}

.step-icon {
    width: 80px;
    height: 80px;
    margin: var(--spacing-md) auto var(--spacing-lg);
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
}

.step-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.step-desc {
    color: var(--text-secondary);
    font-size: 14px;
}

/* ===== Who It's For Section ===== */
.audience-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

@media (max-width: 768px) {
    .audience-grid {
        grid-template-columns: 1fr;
    }
}

.audience-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-xl);
    text-align: center;
    transition: var(--transition-normal);
    box-shadow: var(--glass-highlight);
}

.audience-card:hover {
    border-color: var(--accent-primary);
    background: var(--glass-bg-hover);
    transform: translateY(-5px) scale(1.02);
    box-shadow:
        var(--shadow-lg),
        var(--glass-highlight);
}

.audience-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
}

.audience-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.audience-desc {
    color: var(--text-secondary);
    font-size: 14px;
}

/* ===== CTA Section ===== */
.cta-section {
    text-align: center;
    padding: var(--spacing-3xl) var(--spacing-lg);
    background: linear-gradient(180deg, transparent, rgba(99, 102, 241, 0.05));
}

.cta-box {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-3xl);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: 32px;
    box-shadow:
        0 20px 60px -10px rgba(0, 0, 0, 0.4),
        var(--glass-highlight);
    position: relative;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top right, rgba(99, 102, 241, 0.1), transparent 60%);
    pointer-events: none;
}

.cta-title {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.cta-subtitle {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

/* ===== Footer ===== */
.footer {
    padding: var(--spacing-xl) 0 var(--spacing-md);
    background: linear-gradient(180deg, transparent, rgba(15, 20, 25, 0.8));
    border-top: 1px solid rgba(59, 130, 246, 0.15);
    margin-top: var(--spacing-2xl);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 300px;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.5), transparent);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-xl);
    align-items: start;
}

.footer-column {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

/* Brand Column */
.footer-brand {
    gap: var(--spacing-lg);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
}

.footer-logo-text {
    font-size: 20px;
    font-weight: 700;
    background: linear-gradient(135deg, #3B82F6, #8B5CF6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-tagline {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
    max-width: 280px;
}

.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 8px;
}

.footer-social-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: rgba(59, 130, 246, 0.08);
    border: 1px solid rgba(59, 130, 246, 0.2);
    color: var(--text-secondary);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
}

.footer-social-icon:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.4);
}

/* Footer Columns */
.footer-column-title {
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.footer-links-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-link {
    color: var(--text-secondary);
    font-size: 14px;
    text-decoration: none;
    transition: all 0.2s ease;
    position: relative;
    cursor: pointer;
    display: inline-block;
    width: fit-content;
}

.footer-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-primary);
    transition: width 0.3s ease;
}

.footer-link:hover {
    color: var(--text-primary);
    transform: translateX(4px);
}

.footer-link:hover::after {
    width: 100%;
}

/* Newsletter Column */
.footer-newsletter {
    gap: var(--spacing-sm);
}

.footer-newsletter-text {
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.5;
}

.footer-newsletter-form {
    display: flex;
    gap: 8px;
    margin-top: 8px;
}

.footer-newsletter-input {
    flex: 1;
    padding: 12px 16px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 14px;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

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

.footer-newsletter-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.footer-newsletter-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #3B82F6, #1E40AF);
    border: none;
    border-radius: 10px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
}

.footer-newsletter-btn:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.4);
}

/* Footer Bottom */
.footer-bottom {
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-copyright {
    color: var(--text-muted);
    font-size: 13px;
}

.footer-bottom-links {
    display: flex;
    gap: 12px;
    align-items: center;
}

.footer-bottom-link {
    color: var(--text-muted);
    font-size: 13px;
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-bottom-link:hover {
    color: var(--text-primary);
}

.footer-divider {
    color: rgba(255, 255, 255, 0.2);
    font-size: 13px;
}

/* Mobile Responsive */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-2xl);
    }
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .footer-brand {
        padding-bottom: var(--spacing-lg);
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    .footer-newsletter {
        max-width: 100%;
    }

    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-social {
        justify-content: flex-start;
    }
}

/* ===== Auth Page ===== */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.auth-card {
    width: 100%;
    max-width: 420px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-xl);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    padding: var(--spacing-2xl);
    box-shadow:
        0 20px 40px -10px rgba(0, 0, 0, 0.3),
        var(--glass-highlight);
}

.auth-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.auth-logo {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
}

.auth-title {
    font-size: 24px;
    font-weight: 700;
}

.auth-subtitle {
    color: var(--text-secondary);
    font-size: 14px;
    margin-top: var(--spacing-sm);
}

.auth-tabs {
    display: flex;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
    padding: 4px;
    margin-bottom: var(--spacing-lg);
}

.auth-tab {
    flex: 1;
    padding: var(--spacing-md);
    text-align: center;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
}

.auth-tab.active {
    background: var(--gradient-primary);
    color: white;
}

.auth-tab:hover:not(.active) {
    color: var(--text-primary);
}

/* Forms */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

.form-input,
.form-select {
    width: 100%;
    padding: var(--spacing-md);
    font-size: 15px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: rgba(255, 255, 255, 0.08);
}

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

.form-select option {
    background: var(--bg-primary);
    color: var(--text-primary);
}

.oauth-divider {
    display: flex;
    align-items: center;
    margin: var(--spacing-lg) 0;
    color: var(--text-muted);
    font-size: 13px;
}

.oauth-divider::before,
.oauth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-color);
}

.oauth-divider span {
    padding: 0 var(--spacing-md);
}

.oauth-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition-fast);
}

.oauth-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.auth-footer {
    text-align: center;
    margin-top: var(--spacing-lg);
    font-size: 14px;
    color: var(--text-secondary);
}

.auth-footer a {
    color: var(--accent-primary);
    font-weight: 500;
}

/* ===== Dashboard Layout ===== */
.app-container {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: 260px;
    height: 100vh;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-right: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    z-index: 100;
}

.sidebar-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

/* Hamburger Toggle Button */
.sidebar-toggle-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.sidebar-toggle-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-primary);
}

.hamburger-icon {
    width: 18px;
    height: 14px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
}

.hamburger-icon span {
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* Collapsed Sidebar State */
.sidebar.collapsed {
    width: 72px;
}

/* Hide text elements in collapsed state */
.sidebar.collapsed .nav-logo-text,
.sidebar.collapsed .sidebar-progress-card,
.sidebar.collapsed .user-details-widget,
.sidebar.collapsed .progress-action-btn {
    opacity: 0;
    visibility: hidden;
    width: 0;
    overflow: hidden;
    padding: 0;
    margin: 0;
}

/* Header adjustments for collapsed */
.sidebar.collapsed .sidebar-header {
    justify-content: center;
    padding: var(--spacing-md);
    flex-direction: column;
    gap: var(--spacing-sm);
}

.sidebar.collapsed .nav-logo {
    justify-content: center;
    width: 100%;
}

.sidebar.collapsed .nav-logo-icon {
    margin: 0;
}

/* Navigation links - icon only, centered */
.sidebar.collapsed .sidebar-nav {
    padding: var(--spacing-sm) 8px;
}

.sidebar.collapsed .sidebar-link {
    justify-content: center;
    padding: 12px;
    margin: 4px auto;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    position: relative;
}

/* Hide the text inside links - we need to wrap text in span */
.sidebar.collapsed .sidebar-link-text {
    display: none;
}

/* Icon stays visible */
.sidebar.collapsed .sidebar-link-icon {
    margin: 0;
}

/* Active state highlight for icon-only mode */
.sidebar.collapsed .sidebar-link.active {
    background: rgba(99, 102, 241, 0.2);
    box-shadow: 0 0 12px rgba(99, 102, 241, 0.3);
}

/* Hover tooltip for collapsed sidebar */
.sidebar.collapsed .sidebar-link:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    left: 100%;
    margin-left: 12px;
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 13px;
    color: var(--text-primary);
    white-space: nowrap;
    z-index: 1000;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* Footer adjustments for collapsed */
.sidebar.collapsed .sidebar-footer {
    padding: 12px 8px;
    display: flex;
    justify-content: center;
}

.sidebar.collapsed .user-info-widget {
    justify-content: center;
    width: 48px;
    height: 48px;
    padding: 0;
}

.sidebar.collapsed .user-avatar-widget {
    width: 36px;
    height: 36px;
    font-size: 14px;
}

/* Smooth Transitions */
.sidebar {
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar * {
    transition: opacity 0.2s ease, visibility 0.2s ease, width 0.2s ease, padding 0.2s ease;
}

.nav-logo-text,
.sidebar-link-text,
.user-details-widget {
    white-space: nowrap;
}


.sidebar-nav {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    overflow-y: auto;
}


.nav-section-title {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: var(--spacing-md);
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: 10px var(--spacing-md);
    border-radius: var(--border-radius-md);
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition-fast);
    margin-bottom: 4px;
}

.sidebar-link:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.sidebar-link.active {
    background: rgba(99, 102, 241, 0.15);
    color: var(--accent-primary);
}

.sidebar-link-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.sidebar-link-icon svg {
    display: block;
    width: 20px;
    height: 20px;
}

.sidebar-link.locked {
    opacity: 0.4;
    cursor: not-allowed;
    position: relative;
}

.sidebar-link.locked:hover {
    background: transparent;
    color: var(--text-muted);
}

.sidebar-link .lock-icon {
    font-size: 12px;
    margin-left: auto;
}

.sidebar-footer {
    padding: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    margin-top: auto;
}

/* Sidebar Progress Card */
.sidebar-progress-card {
    margin: 10px;
    padding: 10px 12px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    margin-top: auto;
    user-select: none;
    -webkit-user-select: none;
    cursor: default;
    transition: all 0.3s ease;
}

.progress-main-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
}

.progress-percent-big {
    font-size: 20px;
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.5px;
}

.progress-label {
    font-size: 10px;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: -2px;
}

.progress-stat-item {
    display: flex;
    flex-direction: column;
}

.progress-streak-item {
    display: flex;
    align-items: center;
    gap: 4px;
    background: rgba(245, 158, 11, 0.1);
    padding: 2px 8px;
    border-radius: 100px;
}

.progress-streak-val {
    font-size: 12px;
    font-weight: 800;
    color: #F59E0B;
}



.progress-track {
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 100px;
    overflow: hidden;
    margin-bottom: 12px;
}

.progress-track-fill {
    height: 100%;
    background: linear-gradient(90deg, #3B82F6, #8B5CF6);
    border-radius: 100px;
}

.progress-action-btn {
    display: block;
    width: 100%;
    padding: 8px 0;
    text-align: center;
    font-size: 11px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
    user-select: none;
    -webkit-user-select: none;
}


.progress-action-btn:hover {
    background: rgba(59, 130, 246, 0.25);
    border-color: rgba(59, 130, 246, 0.5);
    color: #fff;
}




.progress-mini-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 10px;
}

.mini-stat {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 8px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.mini-stat-icon {
    font-size: 14px;
}

.mini-stat-value {
    font-size: 12px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
}

.mini-stat-label {
    font-size: 8px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}


.next-milestone {
    padding: 12px;
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: 10px;
}

.milestone-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.milestone-text {
    font-size: 13px;
    font-weight: 600;
    color: var(--accent-green);
}

.main-content {
    flex: 1;
    min-width: 0;
    margin-left: 260px;
    padding: var(--spacing-xl);
    overflow-x: hidden;
    transition: margin-left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Adjust main content when sidebar is collapsed */
.sidebar.collapsed~.main-content {
    margin-left: 70px;
}


@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
    }
}

/* ===== Page Header ===== */
.page-header {
    margin-bottom: var(--spacing-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.page-title {
    font-size: 28px;
    font-weight: 700;
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: 15px;
    margin-top: var(--spacing-xs);
}

/* ===== Cards ===== */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    transition: var(--transition-smooth);
}

.card:hover {
    border-color: rgba(99, 102, 241, 0.2);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.card-title {
    font-size: 16px;
    font-weight: 600;
}

/* ===== Stats Grid ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    transition: var(--transition-fast);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    background: rgba(99, 102, 241, 0.15);
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
}

.stat-label {
    font-size: 13px;
    color: var(--text-muted);
}

/* ===== Progress Bars ===== */
.progress-bar {
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    border-radius: 4px;
    transition: width var(--transition-smooth);
    background: var(--gradient-primary);
}

.progress-fill.green {
    background: var(--gradient-green);
}

.progress-fill.gold {
    background: var(--gradient-gold);
}

/* ===== Skill Cards ===== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.skill-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    cursor: pointer;
    transition: var(--transition-fast);
}

.skill-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-3px);
}

.skill-card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.skill-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.skill-name {
    font-size: 16px;
    font-weight: 600;
}

.skill-category {
    font-size: 12px;
    color: var(--text-muted);
}

/* ===== Badges ===== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 500;
    border-radius: var(--border-radius-full);
}

.badge-primary {
    background: rgba(99, 102, 241, 0.2);
    color: var(--accent-primary);
}

.badge-green {
    background: rgba(16, 185, 129, 0.2);
    color: var(--accent-green);
}

.badge-gold {
    background: rgba(245, 158, 11, 0.2);
    color: var(--accent-gold);
}

.badge-red {
    background: rgba(239, 68, 68, 0.2);
    color: var(--accent-red);
}

/* ===== Upload Zone ===== */
.upload-zone {
    border: 2px dashed var(--border-color);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-2xl);
    text-align: center;
    transition: var(--transition-fast);
    cursor: pointer;
}

.upload-zone:hover,
.upload-zone.dragover {
    border-color: var(--accent-primary);
    background: rgba(99, 102, 241, 0.05);
}

.upload-icon {
    font-size: 64px;
    margin-bottom: var(--spacing-md);
}

.upload-text {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.upload-hint {
    color: var(--text-muted);
    font-size: 14px;
}

/* ===== Interview UI ===== */
.interview-container {
    max-width: 800px;
    margin: 0 auto;
}

.question-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-2xl);
    margin-bottom: var(--spacing-lg);
}

.question-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.question-number {
    font-size: 14px;
    color: var(--text-muted);
}

.question-timer {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(245, 158, 11, 0.15);
    border-radius: var(--border-radius-full);
    font-size: 14px;
    font-weight: 600;
    color: var(--accent-gold);
}

.question-text {
    font-size: 20px;
    font-weight: 600;
    line-height: 1.5;
    margin-bottom: var(--spacing-lg);
}

.answer-input {
    width: 100%;
    min-height: 150px;
    padding: var(--spacing-lg);
    font-size: 15px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    color: var(--text-primary);
    resize: vertical;
    transition: var(--transition-fast);
}

.answer-input:focus {
    outline: none;
    border-color: var(--accent-primary);
}

/* ===== Roadmap ===== */
.roadmap-week {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-lg);
    overflow: hidden;
}

.roadmap-week-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.02);
    cursor: pointer;
}

.roadmap-week-title {
    font-weight: 600;
}

.roadmap-week-progress {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 14px;
    color: var(--accent-green);
}

.roadmap-week-content {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.roadmap-task {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-sm);
    transition: var(--transition-fast);
}

.roadmap-task:hover {
    background: rgba(255, 255, 255, 0.03);
}

.roadmap-task-check {
    width: 24px;
    height: 24px;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

.roadmap-task-check.completed {
    background: var(--accent-green);
    border-color: var(--accent-green);
}

.roadmap-task-text {
    flex: 1;
}

.roadmap-task-text.completed {
    text-decoration: line-through;
    color: var(--text-muted);
}

/* ===== Animations ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

.fade-in {
    animation: fadeIn 0.4s ease forwards;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.pulse {
    animation: pulse 2s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

.float {
    animation: float 3s ease-in-out infinite;
}

/* ===== Utilities ===== */
.text-center {
    text-align: center;
}

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

.mt-lg {
    margin-top: var(--spacing-lg);
}

.mb-lg {
    margin-bottom: var(--spacing-lg);
}

.flex {
    display: flex;
}

.flex-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.gap-md {
    gap: var(--spacing-md);
}

.hidden {
    display: none;
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* ===== Glowing Effects ===== */
@keyframes glow-rotate {
    0% {
        --glow-angle: 0deg;
    }

    100% {
        --glow-angle: 360deg;
    }
}

@keyframes glow-pulse {

    0%,
    100% {
        opacity: 0.5;
        transform: scale(1);
    }

    50% {
        opacity: 1;
        transform: scale(1.02);
    }
}

@keyframes gradient-shift {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

@keyframes border-dance {

    0%,
    100% {
        border-color: rgba(99, 102, 241, 0.5);
        box-shadow: 0 0 20px rgba(99, 102, 241, 0.2);
    }

    25% {
        border-color: rgba(139, 92, 246, 0.5);
        box-shadow: 0 0 25px rgba(139, 92, 246, 0.3);
    }

    50% {
        border-color: rgba(16, 185, 129, 0.5);
        box-shadow: 0 0 20px rgba(16, 185, 129, 0.2);
    }

    75% {
        border-color: rgba(245, 158, 11, 0.5);
        box-shadow: 0 0 25px rgba(245, 158, 11, 0.3);
    }
}

/* Glowing Card Effect */
.glow-card {
    position: relative;
    overflow: hidden;
}

.glow-card::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: conic-gradient(from var(--glow-angle, 0deg),
            #dd7bbb,
            #d79f1e,
            #5a922c,
            #4c7894,
            #dd7bbb);
    border-radius: inherit;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
    animation: glow-rotate 4s linear infinite;
}

.glow-card::after {
    content: '';
    position: absolute;
    inset: 2px;
    background: var(--bg-card);
    border-radius: inherit;
    z-index: -1;
}

.glow-card:hover::before {
    opacity: 1;
}

/* Static Glow Border */
.glow-border {
    position: relative;
    border: 1px solid transparent;
    background:
        linear-gradient(var(--bg-card), var(--bg-card)) padding-box,
        linear-gradient(135deg, var(--accent-primary), var(--accent-purple), var(--accent-green)) border-box;
}

/* Animated Border Glow */
.glow-border-animated {
    animation: border-dance 4s ease-in-out infinite;
}

/* Hover Glow Effect */
.hover-glow {
    transition: all 0.3s ease;
}

.hover-glow:hover {
    box-shadow:
        0 0 20px rgba(99, 102, 241, 0.4),
        0 0 40px rgba(99, 102, 241, 0.2),
        0 0 60px rgba(99, 102, 241, 0.1);
}

/* Primary Button Glow */
.btn-primary.glow-btn {
    position: relative;
    z-index: 0;
}

.btn-primary.glow-btn::before {
    content: '';
    position: absolute;
    inset: -3px;
    background: linear-gradient(45deg,
            #dd7bbb, #d79f1e, #5a922c, #4c7894,
            #dd7bbb, #d79f1e, #5a922c, #4c7894);
    background-size: 300% 300%;
    border-radius: inherit;
    z-index: -1;
    animation: gradient-shift 3s ease infinite;
    filter: blur(8px);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.btn-primary.glow-btn:hover {
    transform: none;
}

.btn-primary.glow-btn:hover::before {
    opacity: 0.7;
}




/* Pulse Glow Effect */
.glow-pulse {
    animation: glow-pulse 2s ease-in-out infinite;
}

/* Spotlight Effect (follows mouse conceptually) */
.spotlight-card {
    background:
        radial-gradient(600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
            rgba(99, 102, 241, 0.1),
            transparent 40%),
        var(--bg-card);
    transition: background 0.2s ease;
}

/* Gradient Border on Hover */
.gradient-border-hover {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.gradient-border-hover:hover {
    border-color: transparent;
    background:
        linear-gradient(var(--bg-card), var(--bg-card)) padding-box,
        linear-gradient(135deg,
            rgba(99, 102, 241, 0.8),
            rgba(139, 92, 246, 0.8),
            rgba(16, 185, 129, 0.8)) border-box;
    box-shadow:
        0 4px 20px rgba(99, 102, 241, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

/* Multi-color Glow Ring */
.glow-ring {
    position: relative;
}

.glow-ring::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: inherit;
    padding: 4px;
    background: linear-gradient(135deg,
            #dd7bbb,
            #d79f1e,
            #5a922c,
            #4c7894,
            #dd7bbb);
    background-size: 400% 400%;
    animation: gradient-shift 6s ease infinite;
    -webkit-mask:
        linear-gradient(#fff 0 0) content-box,
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask:
        linear-gradient(#fff 0 0) content-box,
        linear-gradient(#fff 0 0);
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.glow-ring:hover::before {
    opacity: 1;
}

/* Score Circle Glow */
.score-glow {
    filter: drop-shadow(0 0 10px var(--accent-green));
}

/* Active Nav Glow */
.sidebar-link.active {
    background: rgba(99, 102, 241, 0.15);
    color: var(--accent-primary);
    box-shadow: inset 0 0 20px rgba(99, 102, 241, 0.1);
}

/* Stat Card Glow on Hover */
.stat-card:hover {
    transform: translateY(-2px);
    box-shadow:
        var(--shadow-md),
        0 0 30px rgba(99, 102, 241, 0.15);
    border-color: rgba(99, 102, 241, 0.3);
}

/* Step Card Enhanced */
.step-card:hover {
    transform: translateY(-5px);
    border-color: transparent;
    background:
        linear-gradient(var(--bg-card), var(--bg-card)) padding-box,
        linear-gradient(135deg, var(--accent-primary), var(--accent-purple)) border-box;
    box-shadow:
        0 10px 40px rgba(99, 102, 241, 0.3),
        0 0 0 1px rgba(99, 102, 241, 0.1);
}

/* Interview Mode Card Glow */
.mode-card:hover {
    border-color: transparent;
    background:
        linear-gradient(var(--bg-card), var(--bg-card)) padding-box,
        linear-gradient(135deg, var(--accent-primary), var(--accent-green)) border-box;
    box-shadow: 0 0 30px rgba(99, 102, 241, 0.2);
}

/* Upload Zone Glow */
.upload-zone:hover {
    border-color: var(--accent-primary);
    background: rgba(99, 102, 241, 0.05);
    box-shadow:
        inset 0 0 40px rgba(99, 102, 241, 0.1),
        0 0 20px rgba(99, 102, 241, 0.1);
}

/* Score Hero Glow */
.score-hero {
    position: relative;
}

.score-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
            rgba(16, 185, 129, 0.1),
            rgba(99, 102, 241, 0.1),
            rgba(139, 92, 246, 0.1));
    border-radius: inherit;
    z-index: 0;
    opacity: 0.7;
    animation: glow-pulse 3s ease-in-out infinite;
}

/* Badge Glow */
.badge.badge-green {
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.3);
}

.badge.badge-gold {
    box-shadow: 0 0 10px rgba(245, 158, 11, 0.3);
}

/* CTA Box Glow */
.cta-box {
    position: relative;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(transparent,
            rgba(99, 102, 241, 0.1),
            transparent,
            rgba(139, 92, 246, 0.1),
            transparent);
    animation: glow-rotate 6s linear infinite;
}

.cta-box>* {
    position: relative;
    z-index: 1;
}

/* ===== Stacked Display Cards ===== */
.display-cards-container {
    display: grid;
    grid-template-areas: "stack";
    place-items: center;
    padding: 60px 20px;
    min-height: 400px;
}

.display-card {
    grid-area: stack;
    position: relative;
    width: 340px;
    height: 140px;
    background: rgba(22, 22, 42, 0.9);
    backdrop-filter: blur(10px);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    padding: 16px 20px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transform: skewY(-8deg);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    user-select: none;
}

.display-card::after {
    content: '';
    position: absolute;
    right: -4px;
    top: -5%;
    height: 110%;
    width: 300px;
    background: linear-gradient(to left, var(--bg-primary), transparent);
    pointer-events: none;
}

/* Card 1 - Back */
.display-card:nth-child(1) {
    transform: skewY(-8deg) translateX(0) translateY(0);
    filter: grayscale(100%);
    z-index: 1;
}

.display-card:nth-child(1)::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(10, 10, 18, 0.5);
    border-radius: inherit;
    transition: opacity 0.5s ease;
}

.display-card:nth-child(1):hover {
    transform: skewY(-8deg) translateX(0) translateY(-40px);
    filter: grayscale(0%);
    border-color: rgba(255, 255, 255, 0.2);
}

.display-card:nth-child(1):hover::before {
    opacity: 0;
}

/* Card 2 - Middle */
.display-card:nth-child(2) {
    transform: skewY(-8deg) translateX(48px) translateY(40px);
    filter: grayscale(100%);
    z-index: 2;
}

.display-card:nth-child(2)::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(10, 10, 18, 0.5);
    border-radius: inherit;
    transition: opacity 0.5s ease;
}

.display-card:nth-child(2):hover {
    transform: skewY(-8deg) translateX(48px) translateY(-4px);
    filter: grayscale(0%);
    border-color: rgba(255, 255, 255, 0.2);
}

.display-card:nth-child(2):hover::before {
    opacity: 0;
}

/* Card 3 - Front */
.display-card:nth-child(3) {
    transform: skewY(-8deg) translateX(96px) translateY(80px);
    z-index: 3;
}

.display-card:nth-child(3):hover {
    transform: skewY(-8deg) translateX(96px) translateY(40px);
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(30, 30, 58, 0.95);
}

/* Card Content */
.display-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    position: relative;
    z-index: 1;
}

.display-card-icon {
    width: 28px;
    height: 28px;
    background: rgba(59, 130, 246, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}

.display-card-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--accent-blue);
}

.display-card-desc {
    font-size: 15px;
    color: var(--text-primary);
    white-space: nowrap;
    position: relative;
    z-index: 1;
}

.display-card-date {
    font-size: 13px;
    color: var(--text-muted);
    position: relative;
    z-index: 1;
}

/* Card Color Variants */
.display-card.green .display-card-icon {
    background: rgba(16, 185, 129, 0.3);
}

.display-card.green .display-card-title {
    color: var(--accent-green);
}

.display-card.purple .display-card-icon {
    background: rgba(139, 92, 246, 0.3);
}

.display-card.purple .display-card-title {
    color: var(--accent-purple);
}

.display-card.gold .display-card-icon {
    background: rgba(245, 158, 11, 0.3);
}

.display-card.gold .display-card-title {
    color: var(--accent-gold);
}

.display-card.blue .display-card-icon {
    background: rgba(59, 130, 246, 0.3);
}

.display-card.blue .display-card-title {
    color: var(--accent-blue);
}

.display-card.cyan .display-card-icon {
    background: rgba(6, 182, 212, 0.3);
}

.display-card.cyan .display-card-title {
    color: var(--accent-cyan);
}

/* Card 4 positioning */
.display-card:nth-child(4) {
    transform: skewY(-8deg) translateX(144px) translateY(120px);
    filter: grayscale(100%);
    z-index: 4;
}

.display-card:nth-child(4)::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(10, 10, 18, 0.5);
    border-radius: inherit;
    transition: opacity 0.5s ease;
}

.display-card:nth-child(4):hover {
    transform: skewY(-8deg) translateX(144px) translateY(80px);
    filter: grayscale(0%);
    border-color: rgba(255, 255, 255, 0.2);
}

.display-card:nth-child(4):hover::before {
    opacity: 0;
}

/* Card 5 positioning */
.display-card:nth-child(5) {
    transform: skewY(-8deg) translateX(192px) translateY(160px);
    filter: grayscale(100%);
    z-index: 5;
}

.display-card:nth-child(5)::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(10, 10, 18, 0.5);
    border-radius: inherit;
    transition: opacity 0.5s ease;
}

.display-card:nth-child(5):hover {
    transform: skewY(-8deg) translateX(192px) translateY(120px);
    filter: grayscale(0%);
    border-color: rgba(255, 255, 255, 0.2);
}

.display-card:nth-child(5):hover::before {
    opacity: 0;
}

/* Card 6 - Front (newest) */
.display-card:nth-child(6) {
    transform: skewY(-8deg) translateX(240px) translateY(200px);
    z-index: 6;
}

.display-card:nth-child(6):hover {
    transform: skewY(-8deg) translateX(240px) translateY(160px);
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(30, 30, 58, 0.95);
}

/* Responsive */
@media (max-width: 768px) {
    .display-card {
        width: 280px;
        height: 120px;
    }

    .display-card:nth-child(2) {
        transform: skewY(-8deg) translateX(30px) translateY(30px);
    }

    .display-card:nth-child(2):hover {
        transform: skewY(-8deg) translateX(30px) translateY(-4px);
    }

    .display-card:nth-child(3) {
        transform: skewY(-8deg) translateX(60px) translateY(60px);
    }

    .display-card:nth-child(3):hover {
        transform: skewY(-8deg) translateX(60px) translateY(30px);
    }
}

/* ===== Sidebar Widget Styles ===== */
.user-info-widget {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px;
    border-radius: 12px;
    transition: background 0.2s ease;
}

.user-info-widget:hover {
    background: rgba(255, 255, 255, 0.05);
}

.user-avatar-widget {
    width: 40px;
    height: 40px;
    min-width: 40px;
    min-height: 40px;
    background: linear-gradient(135deg, var(--accent-green, #10b981), var(--accent-green-dark, #059669));
    background-size: cover;
    background-position: center;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 16px;
    color: white;
    flex-shrink: 0;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.user-details-widget {
    display: flex;
    flex-direction: column;
    gap: 2px;
    overflow: hidden;
}

.user-name-widget {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role-widget {
    font-size: 12px;
    color: var(--accent-green, #10b981);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ===== Global UI Utilities ===== */

/* 1. Global Loader */
.loader-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 20, 25, 0.85);
    backdrop-filter: blur(8px);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

.loader-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid rgba(59, 130, 246, 0.2);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 16px;
}

.loader-message {
    color: var(--text-primary);
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

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

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

/* 2. Toast Notifications */
.toast-container {
    position: fixed;
    bottom: 32px;
    right: 32px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 10000;
    pointer-events: none;
}

.toast {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 16px 24px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: var(--shadow-lg);
    min-width: 300px;
    transform: translateX(120%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: auto;
}

.toast.show {
    transform: translateX(0);
}

.toast-success {
    border-left: 4px solid var(--accent-green);
}

.toast-error {
    border-left: 4px solid var(--accent-red);
}

.toast-warning {
    border-left: 4px solid var(--accent-gold);
}

.toast-info {
    border-left: 4px solid var(--accent-blue);
}

.toast-icon {
    font-size: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.toast-success .toast-icon {
    color: var(--accent-green);
}

.toast-error .toast-icon {
    color: var(--accent-red);
}

.toast-warning .toast-icon {
    color: var(--accent-gold);
}

.toast-info .toast-icon {
    color: var(--accent-blue);
}

.toast-message {
    font-size: 14px;
    color: var(--text-primary);
    font-weight: 500;
}

/* 3. Skeleton Loading */
.skeleton {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 6px;
    position: relative;
    overflow: hidden;
}

.skeleton::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.05), transparent);
    animation: shimmer 1.5s infinite;
}

.skeleton-text {
    height: 1em;
    margin-bottom: 8px;
    width: 100%;
}

.skeleton-text:last-child {
    width: 80%;
}

.skeleton-card {
    padding: 24px;
    border: 1px solid var(--border-color);
    border-radius: 16px;
}

.skeleton-image {
    width: 100%;
    height: 160px;
    border-radius: 12px;
    margin-bottom: 16px;
}

.skeleton-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }

    100% {
        transform: translateX(100%);
    }
}

/* 4. Dialog Overlay */
.dialog-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 10000;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    opacity: 0;
    animation: fadeIn 0.2s forwards;
}

.dialog-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 32px;
    width: 100%;
    max-width: 480px;
    transform: scale(0.95);
    animation: scaleIn 0.2s forwards;
    box-shadow: var(--shadow-lg);
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

@keyframes scaleIn {
    to {
        transform: scale(1);
    }
}

.dialog-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.dialog-message {
    color: var(--text-secondary);
    font-size: 15px;
    margin-bottom: 32px;
    line-height: 1.6;
}

.dialog-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

.dialog-actions .btn {
    min-width: 100px;
}

/* 5. Inline Spinner */
.inline-spinner {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%;
    min-height: 20px;
}

.inline-spinner .spinner {
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.inline-spinner-small .spinner {
    width: 16px;
    height: 16px;
    border-width: 2px;
}

.inline-spinner-medium .spinner {
    width: 24px;
    height: 24px;
    border-width: 3px;
}

.inline-spinner-large .spinner {
    width: 32px;
    height: 32px;
    border-width: 4px;
}

/* Global Glass Card */
.card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    box-shadow: var(--glass-shadow);
    transition: var(--transition-normal);
}

.card:hover {
    border-color: var(--glass-border-hover);
    box-shadow:
        0 10px 40px -10px rgba(0, 0, 0, 0.4),
        var(--glass-highlight);
}

/* ===== Global Focus-Visible for Keyboard Accessibility ===== */
*:focus-visible {
    outline: 2px solid var(--accent-primary, #6366f1);
    outline-offset: 2px;
    border-radius: 4px;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
    outline: 2px solid var(--accent-primary, #6366f1);
    outline-offset: 2px;
}