/* ===================================
   inQRedible Landing Page Styles
   ================================== */

/* CSS Variables */
:root {
    --color-primary: #FF6B9D;
    --color-primary-dark: #E91E63;
    --color-secondary: #9C27B0;
    --color-accent: #FF9800;
    --gradient-primary: linear-gradient(135deg, #FF6B9D 0%, #C850C0 50%, #9C27B0 100%);
    --gradient-hero: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --color-text: #1a1a2e;
    --color-text-light: #6b7280;
    --color-text-lighter: #9ca3af;
    --color-background: #ffffff;
    --color-background-alt: #f9fafb;
    --color-border: #e5e7eb;
    --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-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-2xl: 2rem;
    --transition: all 0.3s ease;
}

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

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--color-text);
    background: var(--color-background);
    line-height: 1.6;
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

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

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

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

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

.btn-nav {
    padding: 0.5rem 1.25rem;
    background: var(--gradient-primary);
    color: white;
    font-size: 0.875rem;
}

/* ===================================
   Navigation
   ================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
}

.logo-text {
    font-size: 1.25rem;
    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: 2rem;
}

.nav-links a {
    font-weight: 500;
    color: var(--color-text-light);
}

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

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: white;
    padding: 1.5rem;
    flex-direction: column;
    gap: 1rem;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
}

.mobile-menu.active {
    display: flex;
}

.mobile-menu a {
    padding: 0.75rem;
    font-weight: 500;
    color: var(--color-text);
}

/* ===================================
   Hero Section
   ================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
    background: linear-gradient(180deg, #fdf2f8 0%, #fce7f3 50%, #fbcfe8 100%);
}

.hero-background {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.gradient-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    animation: float 20s ease-in-out infinite;
}

.blob-1 {
    width: 600px;
    height: 600px;
    background: linear-gradient(135deg, #FF6B9D, #C850C0);
    top: -200px;
    right: -200px;
    animation-delay: 0s;
}

.blob-2 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, #9C27B0, #667eea);
    bottom: -100px;
    left: -100px;
    animation-delay: -5s;
}

.blob-3 {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, #FF9800, #FF6B9D);
    top: 50%;
    left: 50%;
    animation-delay: -10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(30px, -30px) scale(1.1);
    }
    66% {
        transform: translate(-20px, 20px) scale(0.9);
    }
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 560px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.gradient-text {
    display: block;
    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-light);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 2rem;
}

.app-store-badge img {
    height: 54px;
    transition: var(--transition);
}

.app-store-badge:hover img {
    transform: scale(1.05);
}

.hero-stats {
    display: flex;
    gap: 2rem;
}

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

.stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-light);
}

.hero-image {
    display: flex;
    justify-content: center;
}

.phone-mockup {
    position: relative;
    width: 300px;
}

.phone-mockup::before {
    content: '';
    position: absolute;
    inset: -20px;
    background: linear-gradient(135deg, rgba(255, 107, 157, 0.3), rgba(156, 39, 176, 0.3));
    border-radius: 60px;
    filter: blur(40px);
    z-index: -1;
}

.phone-screen {
    width: 100%;
    border-radius: 40px;
    box-shadow: var(--shadow-2xl);
    border: 8px solid #1a1a2e;
}

.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    line-height: 0;
}

.hero-wave svg {
    width: 100%;
    height: auto;
}

/* ===================================
   Features Section
   ================================== */
.features {
    padding: 100px 0;
    background: var(--color-background);
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.feature-card {
    background: var(--color-background);
    padding: 2rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

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

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    margin-bottom: 1.25rem;
}

.feature-icon svg {
    width: 28px;
    height: 28px;
    stroke: white;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* ===================================
   Screenshots Section
   ================================== */
.screenshots {
    padding: 100px 0;
    background: var(--color-background-alt);
}

.screenshots-carousel {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.screenshot-item {
    text-align: center;
}

.phone-frame {
    position: relative;
    margin-bottom: 1.5rem;
}

.phone-frame img {
    width: 100%;
    border-radius: 24px;
    box-shadow: var(--shadow-xl);
    border: 6px solid #1a1a2e;
    transition: var(--transition);
}

.phone-frame:hover img {
    transform: scale(1.02);
}

.screenshot-caption {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    font-weight: 500;
}

/* ===================================
   Pricing Section
   ================================== */
.pricing {
    padding: 100px 0;
    background: var(--color-background);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    align-items: start;
}

.pricing-card {
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    text-align: center;
    position: relative;
    transition: var(--transition);
}

.pricing-card:hover {
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
    border: 2px solid var(--color-primary);
    transform: scale(1.05);
    box-shadow: var(--shadow-xl);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: white;
    padding: 0.375rem 1rem;
    border-radius: var(--radius-lg);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.pricing-header {
    margin-bottom: 2rem;
}

.pricing-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-light);
    margin-bottom: 0.5rem;
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.25rem;
}

.price-amount {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-text);
}

.price-period {
    font-size: 1rem;
    color: var(--color-text-light);
}

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

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9375rem;
    color: var(--color-text-light);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features svg {
    width: 20px;
    height: 20px;
    stroke: var(--color-primary);
    stroke-width: 3;
    fill: none;
    flex-shrink: 0;
}

.pricing-features strong {
    color: var(--color-text);
}

.pricing-card .btn {
    width: 100%;
    margin-bottom: 0.75rem;
}

.pricing-note {
    font-size: 0.8125rem;
    color: var(--color-text-lighter);
}

/* ===================================
   CTA Section
   ================================== */
.cta {
    position: relative;
    padding: 100px 0;
    background: linear-gradient(135deg, #1a1a2e 0%, #2d1b4e 100%);
    overflow: hidden;
}

.cta-background {
    position: absolute;
    inset: 0;
    overflow: hidden;
    opacity: 0.3;
}

.cta-background .blob-1 {
    top: -100px;
    left: -100px;
}

.cta-background .blob-2 {
    bottom: -100px;
    right: -100px;
}

.cta-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 4rem;
    position: relative;
    z-index: 1;
}

.cta-content {
    max-width: 500px;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
}

.cta-qr {
    text-align: center;
}

.cta-qr img {
    width: 160px;
    height: 160px;
    background: white;
    border-radius: var(--radius-lg);
    padding: 1rem;
    margin-bottom: 0.75rem;
}

.cta-qr p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
}

/* ===================================
   Footer
   ================================== */
.footer {
    background: var(--color-background-alt);
    padding: 60px 0 30px;
    border-top: 1px solid var(--color-border);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand p {
    color: var(--color-text-light);
    margin-top: 1rem;
    font-size: 0.9375rem;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text);
    margin-bottom: 1rem;
}

.footer-column a {
    display: block;
    color: var(--color-text-light);
    font-size: 0.9375rem;
    padding: 0.375rem 0;
}

.footer-column a:hover {
    color: var(--color-primary);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.875rem;
    color: var(--color-text-lighter);
}

/* ===================================
   Responsive Design
   ================================== */

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

    .hero-content {
        max-width: 100%;
    }

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

    .hero-image {
        order: -1;
    }

    .phone-mockup {
        width: 250px;
    }

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

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

    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

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

    .cta-container {
        flex-direction: column;
        text-align: center;
    }

    .cta-content {
        max-width: 100%;
    }

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

    .footer-links {
        justify-items: center;
    }
}

/* Mobile */
@media (max-width: 768px) {
    html {
        font-size: 15px;
    }

    .nav-links {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .hero {
        padding: 100px 0 60px;
    }

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

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .hero-stats {
        justify-content: center;
        margin-top: 1rem;
    }

    .phone-mockup {
        width: 200px;
    }

    .section-title {
        font-size: 2rem;
    }

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

    .screenshots-carousel {
        grid-template-columns: 1fr;
        max-width: 280px;
        margin: 0 auto;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .cta-content h2 {
        font-size: 2rem;
    }
}

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

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

    .hero-stats {
        width: 100%;
        justify-content: space-around;
    }

    .pricing-card {
        padding: 1.5rem;
    }

    .price-amount {
        font-size: 2.5rem;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content,
.hero-image,
.feature-card,
.screenshot-item,
.pricing-card {
    animation: fadeInUp 0.6s ease-out forwards;
}

.feature-card:nth-child(2) { animation-delay: 0.1s; }
.feature-card:nth-child(3) { animation-delay: 0.2s; }
.feature-card:nth-child(4) { animation-delay: 0.3s; }
.feature-card:nth-child(5) { animation-delay: 0.4s; }
.feature-card:nth-child(6) { animation-delay: 0.5s; }

.screenshot-item:nth-child(2) { animation-delay: 0.1s; }
.screenshot-item:nth-child(3) { animation-delay: 0.2s; }
.screenshot-item:nth-child(4) { animation-delay: 0.3s; }