/* FitResolv Website Styles */
/* Theme Colors from App */
:root {
    /* Primary Brand Colors */
    --crimson: #E11D48;
    --crimson-light: #F43F5E;
    --crimson-dark: #BE123C;

    /* Background Colors - Light Mode */
    --background: #F2F2F7;
    --surface: #FFFFFF;
    --card-bg: #FFFFFF;
    --card-bg-light: #F7F7F9;

    /* Text Colors - Light Mode */
    --text-primary: #141419;
    --text-secondary: #666673;
    --text-tertiary: #8C8C99;

    /* Glass Effects */
    --glass-bg: rgba(255, 255, 255, 0.8);
    --glass-border: rgba(0, 0, 0, 0.08);

    /* Status Colors */
    --success: #33C759;
    --warning: #FF8C00;
    --error: #F04545;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    --shadow-glow: 0 4px 24px rgba(225, 29, 72, 0.4);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 9999px;
}

/* Dark Mode */
@media (prefers-color-scheme: dark) {
    :root {
        --background: #171719;
        --surface: #1F1F21;
        --card-bg: #1C1C1F;
        --card-bg-light: #212124;

        --text-primary: #FFFFFF;
        --text-secondary: #B3B3B8;
        --text-tertiary: #808085;

        --glass-bg: rgba(255, 255, 255, 0.08);
        --glass-border: rgba(255, 255, 255, 0.12);
    }
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, sans-serif;
    background-color: var(--background);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
    color: var(--text-secondary);
}

a {
    color: var(--crimson);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--crimson-light);
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.nav-brand img {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.2s ease;
}

.nav-links a:hover {
    color: var(--crimson);
}

.nav-cta {
    background: var(--crimson);
    color: white !important;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-glow);
}

.nav-cta:hover {
    background: var(--crimson-light);
    transform: translateY(-2px);
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    margin: 5px 0;
    transition: all 0.3s ease;
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--surface);
        flex-direction: column;
        padding: var(--spacing-md);
        gap: var(--spacing-md);
        border-bottom: 1px solid var(--glass-border);
    }

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 72px;
    background: linear-gradient(180deg, var(--background) 0%, var(--card-bg-light) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(circle, rgba(225, 29, 72, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.hero .container.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.hero-content {
    text-align: left;
}

.hero-feature {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-feature .main-feature-card {
    max-width: 100%;
}

.hero-content {
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.hero-badge svg {
    width: 16px;
    height: 16px;
    fill: var(--crimson);
}

.hero h1 {
    margin-bottom: var(--spacing-md);
}

.hero h1 span {
    background: linear-gradient(135deg, var(--crimson) 0%, var(--crimson-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

@media (max-width: 968px) {
    .hero .container.hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

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

    .hero p {
        margin-left: auto;
        margin-right: auto;
    }

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

    .hero-feature {
        order: -1;
    }
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--crimson);
    color: white;
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    background: var(--crimson-light);
    transform: translateY(-2px);
    color: white;
}

.btn-secondary {
    background: var(--glass-bg);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

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

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

.phone-mockup {
    width: 300px;
    height: 620px;
    background: var(--card-bg);
    border-radius: 40px;
    border: 8px solid var(--text-primary);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    position: relative;
}

.phone-mockup::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 30px;
    background: var(--text-primary);
    border-radius: 0 0 20px 20px;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, var(--crimson) 0%, var(--crimson-dark) 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    color: white;
}

.phone-screen img {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.phone-screen h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

.phone-screen p {
    color: rgba(255, 255, 255, 0.8);
    text-align: center;
    font-size: 0.875rem;
}

@media (max-width: 968px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero p {
        margin-left: auto;
        margin-right: auto;
    }

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

    .hero-visual {
        order: -1;
    }

    .phone-mockup {
        width: 250px;
        height: 520px;
    }
}

/* Features Section */
.features {
    padding: var(--spacing-2xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-header p {
    font-size: 1.125rem;
    max-width: 600px;
    margin: var(--spacing-sm) auto 0;
}

/* Main Feature Cards */
.main-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.main-feature-card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.main-feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--crimson) 0%, var(--crimson-light) 100%);
}

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

.main-feature-card.privacy-card::before {
    background: linear-gradient(90deg, #10B981 0%, #34D399 100%);
}

.main-feature-card.recovery-card::before {
    background: linear-gradient(90deg, #8B5CF6 0%, #A78BFA 100%);
}

.main-feature-card.health-card::before {
    background: linear-gradient(90deg, #F43F5E 0%, #FB7185 100%);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--crimson) 0%, var(--crimson-light) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    font-size: 1.75rem;
}

.privacy-card .feature-icon {
    background: linear-gradient(135deg, #10B981 0%, #34D399 100%);
}

.recovery-card .feature-icon {
    background: linear-gradient(135deg, #8B5CF6 0%, #A78BFA 100%);
}

.health-card .feature-icon {
    background: linear-gradient(135deg, #F43F5E 0%, #FB7185 100%);
}

.main-feature-card h3 {
    margin-bottom: var(--spacing-sm);
}

.main-feature-card > p {
    margin-bottom: var(--spacing-md);
}

.feature-list {
    list-style: none;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
}

.feature-list li svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin-top: 2px;
}

.privacy-card .feature-list li svg {
    color: #10B981;
}

.recovery-card .feature-list li svg {
    color: #8B5CF6;
}

.health-card .feature-list li svg {
    color: #F43F5E;
}

/* Secondary Features Grid */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.feature-card {
    background: var(--card-bg);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--crimson);
}

.feature-card .feature-icon {
    width: 48px;
    height: 48px;
    font-size: 1.25rem;
}

.feature-card h4 {
    margin-bottom: var(--spacing-xs);
    font-size: 1.125rem;
}

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

/* Apple Health Feature */
.health-integration {
    padding: var(--spacing-2xl) 0;
    background: var(--card-bg-light);
}

.health-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.health-visual {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}

.health-card-visual {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.health-card-visual .icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.health-card-visual h4 {
    font-size: 1rem;
    margin-bottom: var(--spacing-xs);
}

.health-card-visual p {
    font-size: 0.875rem;
}

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

    .health-visual {
        order: -1;
        flex-wrap: wrap;
    }
}

/* CTA Section */
.cta {
    padding: var(--spacing-2xl) 0;
    text-align: center;
}

.cta-card {
    background: linear-gradient(135deg, var(--crimson) 0%, var(--crimson-dark) 100%);
    border-radius: var(--radius-lg);
    padding: var(--spacing-2xl);
    color: white;
}

.cta-card h2 {
    margin-bottom: var(--spacing-sm);
}

.cta-card p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-lg);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.cta-card .btn {
    background: white;
    color: var(--crimson);
}

.cta-card .btn:hover {
    background: var(--background);
    transform: translateY(-2px);
}

.app-store-badges {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.app-store-badges img {
    height: 50px;
}

/* Footer */
.footer {
    background: var(--card-bg);
    border-top: 1px solid var(--glass-border);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-brand {
    max-width: 300px;
}

.footer-brand img {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
}

.footer-brand h4 {
    margin-bottom: var(--spacing-xs);
}

.footer-brand p {
    font-size: 0.875rem;
}

.footer-links h5 {
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.footer-links a:hover {
    color: var(--crimson);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--glass-border);
}

.footer-bottom p {
    font-size: 0.875rem;
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.social-links a:hover {
    background: var(--crimson);
    color: white;
}

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

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

    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }
}

/* Legal Pages */
.legal-page {
    padding-top: 120px;
    padding-bottom: var(--spacing-2xl);
    min-height: 100vh;
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
}

.legal-content h1 {
    margin-bottom: var(--spacing-xs);
}

.last-updated {
    color: var(--text-tertiary);
    margin-bottom: var(--spacing-xl);
}

.legal-content h2 {
    font-size: 1.5rem;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.legal-content h3 {
    font-size: 1.25rem;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.legal-content p {
    margin-bottom: var(--spacing-md);
}

.legal-content ul, .legal-content ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
    color: var(--text-secondary);
}

.legal-content li {
    margin-bottom: var(--spacing-xs);
}

/* Support Page */
.support-page {
    padding-top: 120px;
    padding-bottom: var(--spacing-2xl);
}

.support-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.support-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.support-card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-sm);
    text-align: center;
}

.support-card .icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--crimson) 0%, var(--crimson-light) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: 1.75rem;
}

.support-card h3 {
    margin-bottom: var(--spacing-sm);
}

.support-card p {
    margin-bottom: var(--spacing-md);
}

.faq-section {
    max-width: 800px;
    margin: 0 auto;
}

.faq-section h2 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.faq-item {
    background: var(--card-bg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
    border: 1px solid var(--glass-border);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: var(--spacing-md);
    background: none;
    border: none;
    text-align: left;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question:hover {
    color: var(--crimson);
}

.faq-question svg {
    width: 20px;
    height: 20px;
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question svg {
    transform: rotate(180deg);
}

.faq-answer {
    display: none;
    padding: 0 var(--spacing-md) var(--spacing-md);
}

.faq-item.active .faq-answer {
    display: block;
}

/* Contact Form */
.contact-section {
    max-width: 600px;
    margin: var(--spacing-2xl) auto 0;
    text-align: center;
}

.contact-section h2 {
    margin-bottom: var(--spacing-md);
}

.contact-section p {
    margin-bottom: var(--spacing-lg);
}

.contact-email {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--card-bg);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 1px solid var(--glass-border);
    font-size: 1.125rem;
}

.contact-email svg {
    width: 24px;
    height: 24px;
    color: var(--crimson);
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }