:root {
    /* Reusing core palette from styles.css for consistency */
    --primary-blue: #4285F4;
    --primary-hover: #1967D2;
    --accent-purple: #A142F4;
    --dark-background: #0B0E11;
    --dark-surface: #1A1D21;
    --text-primary: #E8EAED;
    --text-secondary: #9AA0A6;
    --gradient-primary: linear-gradient(135deg, #4285F4, #A142F4);
    --gradient-glow: linear-gradient(135deg, #00E5FF, #B388FF);
    --font-family: 'Roboto', sans-serif;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-family);
    background-color: var(--dark-background);
    color: var(--text-primary);
    overflow-x: hidden;
}

.landing-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header */
.landing-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 48px;
    background: rgba(26, 29, 33, 0.8);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 100;
    box-sizing: border-box;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 700;
}

.logo-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

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

/* Hero Section */
.hero-section {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 48px 60px;
    position: relative;
    overflow: hidden;
}

.hero-bg-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(66, 133, 244, 0.2) 0%, rgba(11, 14, 17, 0) 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 0;
}

.hero-content {
    max-width: 1200px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    z-index: 1;
}

.hero-text h1 {
    font-size: 64px;
    line-height: 1.1;
    margin-bottom: 24px;
    background: linear-gradient(to right, #ffffff, #a0a0a0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-text p {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 40px;
    max-width: 500px;
}

.login-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50px;
    color: white;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    text-decoration: none;
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(66, 133, 244, 0.3);
}

.login-btn .material-icons {
    font-size: 24px;
}

.hero-visual {
    position: relative;
}

.feature-card {
    background: var(--dark-surface);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 30px;
    margin-bottom: 20px;
    display: flex;
    gap: 20px;
    align-items: flex-start;
    backdrop-filter: blur(10px);
    transform: perspective(1000px) rotateY(-5deg);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: perspective(1000px) rotateY(0deg) scale(1.02);
}

.card-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: rgba(66, 133, 244, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
}

.card-content h3 {
    margin: 0 0 8px 0;
    font-size: 18px;
}

.card-content p {
    margin: 0;
    font-size: 14px;
    color: var(--text-secondary);
}

/* Features Band */
.features-band {
    padding: 60px 48px;
    background: var(--dark-surface);
    display: flex;
    justify-content: center;
    gap: 80px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.mini-feature {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 16px;
}

.mini-feature .material-icons {
    font-size: 32px;
    background: var(--gradient-glow);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.mini-feature span {
    font-weight: 500;
    color: var(--text-secondary);
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--dark-background);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
}

.loading-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(66, 133, 244, 0.3);
    border-radius: 50%;
    border-top-color: var(--primary-blue);
    animation: spin 1s linear infinite;
    margin-bottom: 20px;
}

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

@media (max-width: 900px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-text p {
        margin: 0 auto 40px;
    }

    .hero-visual {
        display: none;
    }
}