/* ============================================
   VerwaltR Pre-Launch Landing Page
   Design: Premium Corporate with Electric Accents
   ============================================ */

/* CSS Variables */
:root {
    /* Colors */
    --navy-900: #0c1929;
    --navy-800: #1e3a8a;
    --navy-700: #1e40af;
    --navy-600: #2563eb;
    --cyan-500: #06b6d4;
    --cyan-400: #22d3ee;
    --cyan-300: #67e8f9;

    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;

    /* Gradients */
    --gradient-main: linear-gradient(135deg, var(--navy-800) 0%, var(--navy-900) 50%, #0f172a 100%);
    --gradient-accent: linear-gradient(135deg, var(--cyan-500) 0%, var(--cyan-400) 100%);
    --gradient-text: linear-gradient(135deg, var(--cyan-400) 0%, var(--cyan-300) 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);

    /* Typography */
    --font-display: 'Cabinet Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Satoshi', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing */
    --section-padding: clamp(4rem, 10vw, 8rem);
    --container-width: 1200px;
    --border-radius: 16px;
    --border-radius-lg: 24px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--white);
    background: var(--navy-900);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Animated Background */
.bg-gradient {
    position: fixed;
    inset: 0;
    background: var(--gradient-main);
    z-index: -3;
}

.bg-grid {
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(6, 182, 212, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(6, 182, 212, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    z-index: -2;
}

.floating-shapes {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    animation: float 20s ease-in-out infinite;
}

.shape-1 {
    width: 600px;
    height: 600px;
    background: var(--cyan-500);
    top: -200px;
    right: -200px;
    animation-delay: 0s;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: var(--navy-600);
    bottom: 20%;
    left: -100px;
    animation-delay: -5s;
}

.shape-3 {
    width: 300px;
    height: 300px;
    background: var(--cyan-400);
    top: 50%;
    right: 10%;
    animation-delay: -10s;
}

.shape-4 {
    width: 500px;
    height: 500px;
    background: var(--navy-700);
    bottom: -200px;
    right: 30%;
    animation-delay: -15s;
}

.shape-5 {
    width: 250px;
    height: 250px;
    background: var(--cyan-500);
    top: 30%;
    left: 20%;
    animation-delay: -7s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -30px) scale(1.05); }
    50% { transform: translate(-20px, 20px) scale(0.95); }
    75% { transform: translate(20px, 30px) scale(1.02); }
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 1.5rem 2rem;
    transition: var(--transition-base);
}

.nav.scrolled {
    background: rgba(12, 25, 41, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--white);
}

.logo-icon {
    width: 42px;
    height: 42px;
    background: var(--gradient-accent);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--navy-900);
}

.logo-text {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.5rem;
    letter-spacing: -0.02em;
}

.nav-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.3);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--cyan-400);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--cyan-400);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    padding: 8rem 2rem 4rem;
    max-width: 1400px;
    margin: 0 auto;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    background: var(--gradient-glass);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 500;
    width: fit-content;
    backdrop-filter: blur(10px);
}

.badge-icon {
    color: var(--cyan-400);
    animation: sparkle 2s ease-in-out infinite;
}

@keyframes sparkle {
    0%, 100% { opacity: 1; transform: scale(1) rotate(0deg); }
    50% { opacity: 0.7; transform: scale(1.2) rotate(180deg); }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
}

.title-line {
    display: block;
}

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

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-300);
    max-width: 500px;
    line-height: 1.7;
}

/* Signup Form */
.signup-form {
    width: 100%;
    max-width: 480px;
}

.form-wrapper {
    display: flex;
    gap: 0.75rem;
    padding: 0.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    transition: var(--transition-base);
}

.form-wrapper:focus-within {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(6, 182, 212, 0.5);
    box-shadow: 0 0 0 4px rgba(6, 182, 212, 0.1);
}

.form-input {
    flex: 1;
    padding: 1rem 1.25rem;
    background: transparent;
    border: none;
    outline: none;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--white);
}

.form-input::placeholder {
    color: var(--gray-400);
}

.form-button {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 1.5rem;
    background: var(--gradient-accent);
    border: none;
    border-radius: 12px;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    color: var(--navy-900);
    cursor: pointer;
    transition: var(--transition-base);
    white-space: nowrap;
}

.form-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(6, 182, 212, 0.3);
}

.form-button:active {
    transform: translateY(0);
}

.form-hint {
    margin-top: 0.75rem;
    font-size: 0.875rem;
    color: var(--gray-400);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    align-items: center;
    gap: 2rem;
    padding-top: 1rem;
}

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

.stat-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1;
}

.stat-unit {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--cyan-400);
    margin-left: 0.25rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-400);
    margin-top: 0.25rem;
}

.stat-divider {
    width: 1px;
    height: 50px;
    background: linear-gradient(180deg, transparent, rgba(255,255,255,0.2), transparent);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.dashboard-preview {
    width: 100%;
    max-width: 550px;
    aspect-ratio: 4/3;
    background: var(--gradient-glass);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    backdrop-filter: blur(20px);
    box-shadow:
        0 50px 100px -20px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(255, 255, 255, 0.05) inset;
    animation: floatPreview 6s ease-in-out infinite;
}

@keyframes floatPreview {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(1deg); }
}

.preview-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.preview-dots {
    display: flex;
    gap: 0.5rem;
}

.preview-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
}

.preview-dots span:nth-child(1) { background: #ff5f57; }
.preview-dots span:nth-child(2) { background: #febc2e; }
.preview-dots span:nth-child(3) { background: #28c840; }

.preview-title {
    font-size: 0.875rem;
    color: var(--gray-400);
}

.preview-content {
    display: grid;
    grid-template-columns: 60px 1fr;
    height: calc(100% - 52px);
}

.preview-sidebar {
    padding: 1rem 0.75rem;
    background: rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.sidebar-item {
    width: 100%;
    aspect-ratio: 1;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    transition: var(--transition-fast);
}

.sidebar-item.active {
    background: var(--gradient-accent);
}

.preview-main {
    padding: 1.25rem;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: auto 1fr;
    gap: 1rem;
}

.preview-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    animation: shimmer 2s ease-in-out infinite;
}

.preview-card.card-1 { animation-delay: 0s; }
.preview-card.card-2 { animation-delay: 0.2s; }
.preview-card.card-3 { animation-delay: 0.4s; }

@keyframes shimmer {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 0.8; }
}

.preview-chart {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.1) 0%, rgba(6, 182, 212, 0.05) 100%);
    border-radius: 12px;
    position: relative;
    overflow: hidden;
}

.preview-chart::after {
    content: '';
    position: absolute;
    bottom: 20%;
    left: 10%;
    right: 10%;
    height: 2px;
    background: linear-gradient(90deg,
        transparent,
        var(--cyan-400),
        var(--cyan-500),
        var(--cyan-400),
        transparent
    );
    border-radius: 2px;
}

/* Sections Common */
section {
    padding: var(--section-padding) 2rem;
    max-width: var(--container-width);
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-badge {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.2);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--cyan-400);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

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

/* Features Section */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

.feature-card {
    padding: 2rem;
    background: var(--gradient-glass);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--border-radius);
    backdrop-filter: blur(10px);
    transition: var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: rgba(6, 182, 212, 0.3);
    box-shadow: 0 25px 50px -12px rgba(6, 182, 212, 0.15);
}

.feature-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(6, 182, 212, 0.1);
    border-radius: 16px;
    margin-bottom: 1.5rem;
    color: var(--cyan-400);
    transition: var(--transition-base);
}

.feature-card:hover .feature-icon {
    background: var(--gradient-accent);
    color: var(--navy-900);
    transform: scale(1.1) rotate(-5deg);
}

.feature-title {
    font-family: var(--font-display);
    font-size: 1.375rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    letter-spacing: -0.01em;
}

.feature-desc {
    color: var(--gray-300);
    line-height: 1.7;
}

/* Pricing Section */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    position: relative;
    padding: 2.5rem;
    background: var(--gradient-glass);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--border-radius-lg);
    backdrop-filter: blur(10px);
    transition: var(--transition-base);
}

.pricing-card.featured {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.15) 0%, rgba(6, 182, 212, 0.05) 100%);
    border-color: rgba(6, 182, 212, 0.3);
    transform: scale(1.05);
}

.pricing-card:hover {
    transform: translateY(-8px);
    border-color: rgba(6, 182, 212, 0.3);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-8px);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.5rem 1.25rem;
    background: var(--gradient-accent);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--navy-900);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pricing-header {
    margin-bottom: 1.5rem;
}

.pricing-name {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.pricing-units {
    color: var(--gray-400);
    font-size: 0.875rem;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    margin-bottom: 2rem;
}

.price-amount {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1;
}

.price-currency {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    margin-left: 0.25rem;
}

.price-period {
    color: var(--gray-400);
    margin-left: 0.5rem;
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--gray-200);
}

.pricing-features li::before {
    content: '✓';
    color: var(--cyan-400);
    font-weight: 700;
}

.pricing-button {
    width: 100%;
    padding: 1rem 2rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    color: var(--white);
    cursor: pointer;
    transition: var(--transition-base);
}

.pricing-button:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

.pricing-button.primary {
    background: var(--gradient-accent);
    border: none;
    color: var(--navy-900);
}

.pricing-button.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(6, 182, 212, 0.3);
}

.pricing-note {
    text-align: center;
    margin-top: 2rem;
    color: var(--gray-400);
    font-size: 0.875rem;
}

/* CTA Section */
.cta {
    text-align: center;
    padding: 6rem 2rem;
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.1) 0%, transparent 50%, rgba(30, 58, 138, 0.2) 100%);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    margin: 4rem auto;
}

.cta-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.cta-subtitle {
    color: var(--gray-300);
    font-size: 1.125rem;
    max-width: 500px;
    margin: 0 auto 2rem;
}

.cta-form {
    max-width: 480px;
    margin: 0 auto;
}

/* Footer */
.footer {
    padding: 4rem 2rem 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    max-width: var(--container-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 4rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-tagline {
    margin-top: 1rem;
    color: var(--gray-400);
    line-height: 1.6;
}

.footer-col h4 {
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gray-400);
    margin-bottom: 1.25rem;
}

.footer-col a {
    display: block;
    color: var(--gray-300);
    text-decoration: none;
    padding: 0.5rem 0;
    transition: var(--transition-fast);
}

.footer-col a:hover {
    color: var(--cyan-400);
}

.footer-social {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: var(--gray-300);
    transition: var(--transition-base);
}

.social-link:hover {
    background: var(--gradient-accent);
    border-color: transparent;
    color: var(--navy-900);
    transform: translateY(-4px);
}

.footer-bottom {
    max-width: var(--container-width);
    margin: 0 auto;
    padding-top: 2rem;
    text-align: center;
    color: var(--gray-500);
    font-size: 0.875rem;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    background: var(--navy-800);
    border: 1px solid rgba(6, 182, 212, 0.3);
    border-radius: 12px;
    color: var(--white);
    font-weight: 500;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    z-index: 1000;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
    visibility: visible;
}

.toast svg {
    color: var(--cyan-400);
}

/* Animations */
[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-animate].visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }

    .hero-content {
        align-items: center;
    }

    .hero-subtitle {
        margin: 0 auto;
    }

    .signup-form {
        margin: 0 auto;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        order: -1;
    }

    .dashboard-preview {
        max-width: 450px;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 7rem 1.5rem 3rem;
        min-height: auto;
    }

    .form-wrapper {
        flex-direction: column;
    }

    .form-button {
        width: 100%;
        justify-content: center;
    }

    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }

    .stat-divider {
        width: 50px;
        height: 1px;
    }

    .pricing-card.featured {
        transform: none;
    }

    .pricing-card.featured:hover {
        transform: translateY(-8px);
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .footer-social {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .nav {
        padding: 1rem;
    }

    .nav-badge {
        display: none;
    }

    section {
        padding: 3rem 1rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
    }
}

/* Selection */
::selection {
    background: rgba(6, 182, 212, 0.3);
    color: var(--white);
}

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

::-webkit-scrollbar-track {
    background: var(--navy-900);
}

::-webkit-scrollbar-thumb {
    background: var(--navy-700);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--navy-600);
}