/* ============================================
   Price Equalizer Website Styles
   Modern SaaS design inspired by reschedule.app
   ============================================ */

/* CSS Variables */
:root {
    /* Colors */
    --color-primary: #8B5CF6;
    --color-primary-dark: #7C3AED;
    --color-accent: #06B6D4;
    --color-text: #0F172A;
    --color-text-secondary: #64748B;
    --color-text-muted: #94A3B8;
    --color-bg: #FFFFFF;
    --color-bg-secondary: #F8FAFC;
    --color-bg-tertiary: #F1F5F9;
    --color-border: #E2E8F0;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #8B5CF6 0%, #06B6D4 100%);
    --gradient-glow: radial-gradient(ellipse at center, rgba(139, 92, 246, 0.15) 0%, transparent 70%);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Spacing */
    --section-padding: 120px;
    --container-max: 1200px;

    /* Effects */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 0 60px rgba(139, 92, 246, 0.3);

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 400ms ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Grid Background Pattern */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(148, 163, 184, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148, 163, 184, 0.05) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
    z-index: -1;
}

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

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

ul {
    list-style: none;
}

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================
   Navigation
   ============================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition-normal);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.25rem;
}

.logo-icon {
    font-size: 1.5rem;
}

.logo-icon-img {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    object-fit: cover;
}

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

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

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

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

.nav-cta {
    padding: 10px 20px;
    background: var(--color-text);
    color: white;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.875rem;
    transition: var(--transition-fast);
}

.nav-cta:hover {
    background: var(--color-primary);
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: var(--transition-fast);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 120px 24px 80px;
    overflow: hidden;
}

.hero-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.4;
    pointer-events: none;
}

.hero-glow-left {
    left: -200px;
    top: 10%;
    background: rgba(139, 92, 246, 0.3);
}

.hero-glow-right {
    right: -200px;
    top: 30%;
    background: rgba(6, 182, 212, 0.3);
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin-bottom: 60px;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
}

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

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-cta-group {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-image {
    position: relative;
    width: 100%;
    max-width: 1000px;
    z-index: 1;
}

/* App Window Frame */
.app-window {
    background: #1a1a2e;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.app-window-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: #252545;
}

.window-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.window-dot.red {
    background: #FF5F56;
}

.window-dot.yellow {
    background: #FFBD2E;
}

.window-dot.green {
    background: #27C93F;
}

.hero-screenshot,
.feature-screenshot {
    width: 100%;
    display: block;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-fast);
    cursor: pointer;
    border: none;
}

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

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

.btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 2px solid var(--color-border);
}

.btn-secondary:hover {
    border-color: var(--color-text);
    background: var(--color-bg-secondary);
}

.btn-large {
    padding: 18px 36px;
    font-size: 1.125rem;
}

/* ============================================
   Sections
   ============================================ */
.section {
    padding: var(--section-padding) 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-badge {
    display: inline-block;
    padding: 6px 14px;
    background: var(--color-bg-tertiary);
    color: var(--color-text-secondary);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.section-badge.accent {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
    color: var(--color-primary);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* Problem Section */
.section-problem {
    background: var(--color-bg-secondary);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.problem-card {
    background: var(--color-bg);
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    text-align: center;
    transition: var(--transition-normal);
}

.problem-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.problem-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.problem-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.problem-card p {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
}

/* Features Section */
.feature-row {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    align-items: center;
    margin-bottom: 120px;
}

.feature-row:last-child {
    margin-bottom: 0;
}

.feature-row.reverse {
    direction: rtl;
}

.feature-row.reverse>* {
    direction: ltr;
}

.feature-badge {
    display: inline-block;
    padding: 6px 14px;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
    color: var(--color-primary);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.feature-title {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 16px;
}

.feature-description {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.feature-image {
    position: relative;
}

.feature-image::before {
    content: '';
    position: absolute;
    top: -30px;
    left: -30px;
    right: -30px;
    bottom: -30px;
    background: var(--gradient-glow);
    border-radius: var(--radius-xl);
    z-index: -1;
}

/* Native Features */
.section-native {
    background: var(--color-bg-secondary);
}

.native-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.native-card {
    background: var(--color-bg);
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    transition: var(--transition-normal);
}

.native-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(139, 92, 246, 0.3);
}

.native-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.native-card h4 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.native-card p {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
}

/* Privacy Section */
.section-privacy {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.05) 0%, rgba(6, 182, 212, 0.05) 100%);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.privacy-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.privacy-icon-large {
    font-size: 4rem;
    margin-bottom: 24px;
}

.privacy-description {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 40px;
}

.privacy-description strong {
    color: var(--color-text);
}

.privacy-badges {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
}

.privacy-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: 0.9375rem;
    color: var(--color-text);
    transition: var(--transition-normal);
}

.privacy-badge:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.privacy-badge svg {
    color: var(--color-primary);
}

/* Pricing Section */
.section-pricing {
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-secondary) 100%);
}

.pricing-card {
    max-width: 420px;
    margin: 0 auto;
    background: var(--color-bg);
    border-radius: var(--radius-xl);
    border: 2px solid var(--color-primary);
    padding: 48px;
    text-align: center;
    position: relative;
    box-shadow: var(--shadow-xl), 0 0 80px rgba(139, 92, 246, 0.15);
}

.pricing-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: white;
    padding: 8px 20px;
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 600;
}

.pricing-amount {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    margin: 24px 0 8px;
}

.currency {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-text);
    margin-top: 8px;
}

.price {
    font-size: 5rem;
    font-weight: 800;
    line-height: 1;
    color: var(--color-text);
}

.cents {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-text);
    margin-top: 8px;
}

.pricing-term {
    color: var(--color-text-secondary);
    font-size: 1rem;
    margin-bottom: 32px;
}

.pricing-features {
    text-align: left;
    margin-bottom: 32px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    color: var(--color-text);
    font-size: 0.9375rem;
}

.pricing-features .check {
    width: 20px;
    height: 20px;
    color: var(--color-primary);
    flex-shrink: 0;
}

/* Support Section */
.section-support {
    background: var(--color-bg-secondary);
}

.support-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.support-icon-large {
    font-size: 4rem;
    margin-bottom: 24px;
}

.support-description {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 32px;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--color-text);
    color: white;
    padding: 80px 0 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 80px;
    margin-bottom: 60px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: 16px;
}

.footer-logo .logo-text {
    background: none;
    -webkit-text-fill-color: white;
    color: white;
}

.footer-tagline {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9375rem;
    max-width: 300px;
    margin-bottom: 24px;
}

.footer-social {
    display: flex;
    gap: 16px;
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    color: white;
    transition: var(--transition-fast);
}

.social-link:hover {
    background: var(--color-primary);
    transform: translateY(-2px);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.footer-column h5 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: 20px;
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-column a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9375rem;
    transition: var(--transition-fast);
}

.footer-column a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 32px;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.875rem;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }

    .feature-row {
        grid-template-columns: 1fr;
        gap: 40px;
        margin-bottom: 80px;
    }

    .feature-row.reverse {
        direction: ltr;
    }

    .feature-content {
        text-align: center;
        order: 1;
    }

    .feature-image {
        order: 2;
    }

    .problem-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

    .native-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--color-bg);
        border-bottom: 1px solid var(--color-border);
        flex-direction: column;
        padding: 24px;
        gap: 16px;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-cta {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        min-height: auto;
        padding: 120px 24px 60px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

    .hero-cta-group {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

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

    .footer-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .footer-links {
        grid-template-columns: 1fr 1fr;
    }

    .pricing-card {
        padding: 32px 24px;
    }

    .price {
        font-size: 4rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .feature-title {
        font-size: 1.5rem;
    }

    .app-window-header {
        padding: 8px 12px;
    }

    .window-dot {
        width: 10px;
        height: 10px;
    }
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

.hero-content,
.hero-image,
.section-header,
.feature-row,
.problem-card,
.native-card,
.pricing-card {
    animation: fadeInUp 0.6s ease forwards;
}

.hero-image {
    animation-delay: 0.2s;
}