/* ========================================
   MüllFix Landing Page - Light Theme
   ======================================== */

/* CSS Variables */
:root {
    /* Primary Colors - Orange (matching app) */
    --primary: #F97316;
    --primary-dark: #EA580C;
    --primary-light: #FB923C;
    --primary-bg: rgba(249, 115, 22, 0.1);

    /* Secondary Colors */
    --green: #22C55E;
    --green-bg: rgba(34, 197, 94, 0.1);
    --blue: #3B82F6;
    --blue-bg: rgba(59, 130, 246, 0.1);
    --purple: #8B5CF6;
    --purple-bg: rgba(139, 92, 246, 0.1);
    --pink: #EC4899;
    --pink-bg: rgba(236, 72, 153, 0.1);
    --teal: #14B8A6;
    --teal-bg: rgba(20, 184, 166, 0.1);

    /* Backgrounds */
    --bg-cream: #FFF7ED;
    --bg-white: #FFFFFF;
    --bg-light: #F9FAFB;

    /* Text Colors */
    --text-primary: #1F2937;
    --text-secondary: #6B7280;
    --text-muted: #9CA3AF;

    /* Borders */
    --border-color: #E5E7EB;
    --border-color-dark: #D1D5DB;

    /* Shadows */
    --shadow-sm: 0 1px 2px 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-orange: 0 4px 14px rgba(249, 115, 22, 0.3);

    /* Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

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

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

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

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ========================================
   Navigation
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 12px 0;
    background: rgba(255, 247, 237, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.4rem;
    font-weight: 700;
}

.logo-icon-img {
    width: 36px;
    height: 36px;
    border-radius: 8px;
}

.logo-text {
    color: var(--primary);
}

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

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

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

.nav-cta {
    background: var(--primary) !important;
    color: white !important;
    padding: 10px 20px;
    border-radius: var(--radius-full);
    font-weight: 600 !important;
    transition: all var(--transition-base) !important;
}

.nav-cta:hover {
    background: var(--primary-dark) !important;
    transform: translateY(-1px);
    box-shadow: var(--shadow-orange);
}

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

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-fast);
}

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

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--primary-bg);
    border: 1px solid var(--primary-light);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 24px;
}

.badge-icon {
    font-size: 1rem;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
    max-width: 480px;
    line-height: 1.7;
}

.hero-features-mini {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
}

.mini-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1rem;
    color: var(--text-secondary);
}

.mini-icon {
    font-size: 1.25rem;
}

.hero-buttons {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 28px;
    border-radius: var(--radius-full);
    font-size: 1rem;
    font-weight: 600;
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
}

.btn-icon {
    width: 20px;
    height: 20px;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(249, 115, 22, 0.4);
}

.coming-soon-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.apple-icon {
    width: 18px;
    height: 18px;
}

/* Phone Mockup */
.hero-phone {
    position: relative;
    display: flex;
    justify-content: center;
}

.phone-mockup {
    position: relative;
    z-index: 1;
}

.phone-frame {
    width: 290px;
    height: 600px;
    background: #1a1a1a;
    border-radius: 48px;
    padding: 12px;
    border: 4px solid #2a2a2a;
    position: relative;
    box-shadow: var(--shadow-xl), 0 0 0 1px rgba(0, 0, 0, 0.1);
}

.phone-notch {
    position: absolute;
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
    width: 110px;
    height: 32px;
    background: #1a1a1a;
    border-radius: 20px;
    z-index: 10;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--bg-cream);
    border-radius: 38px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.app-welcome {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 24px;
}

.app-icon-large {
    width: 80px;
    height: 80px;
    background: var(--primary-bg);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.app-icon-large img {
    width: 56px;
    height: 56px;
    border-radius: 12px;
}

.welcome-label {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.welcome-title {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 12px;
}

.welcome-subtitle {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.welcome-features {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 16px;
    margin-bottom: 24px;
    width: 100%;
}

.welcome-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    background: var(--bg-white);
    border-radius: 12px;
    font-size: 0.8rem;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.wf-icon {
    font-size: 1rem;
}

.app-button {
    background: var(--primary);
    color: white;
    padding: 14px 100px;
    border-radius: var(--radius-full);
    font-size: 0.95rem;
    font-weight: 600;
}

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

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

/* ========================================
   Section Styles
   ======================================== */
.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--green-bg);
    border: 1px solid rgba(34, 197, 94, 0.3);
    padding: 6px 14px;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--green);
    margin-bottom: 16px;
}

.tag-icon {
    font-size: 0.9rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

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

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

.feature-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 32px;
    transition: all var(--transition-base);
}

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

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    margin-bottom: 20px;
}

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

.feature-icon-orange {
    background: var(--primary-bg);
    color: var(--primary);
}

.feature-icon-green {
    background: var(--green-bg);
    color: var(--green);
}

.feature-icon-blue {
    background: var(--blue-bg);
    color: var(--blue);
}

.feature-icon-purple {
    background: var(--purple-bg);
    color: var(--purple);
}

.feature-icon-teal {
    background: var(--teal-bg);
    color: var(--teal);
}

.feature-icon-pink {
    background: var(--pink-bg);
    color: var(--pink);
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.feature-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ========================================
   App Screens Section
   ======================================== */
.screens {
    padding: 100px 0;
    background: var(--bg-light);
}

.screens-carousel {
    display: flex;
    gap: 32px;
    justify-content: center;
    flex-wrap: wrap;
}

.screen-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform var(--transition-base);
}

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

.screen-image {
    width: 240px;
    height: 480px;
    background: var(--bg-white);
    border-radius: 32px;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 8px solid #1a1a1a;
    margin-bottom: 20px;
}

.screen-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.screen-info {
    text-align: center;
}

.screen-info h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--text-primary);
}

.screen-info p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* ========================================
   Waste Types Section
   ======================================== */
.waste-types {
    padding: 100px 0;
    background: var(--bg-white);
}

.waste-types-grid {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.waste-type-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 28px 36px;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    min-width: 150px;
    position: relative;
}

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

.waste-type-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    font-size: 2rem;
}

.waste-type-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.waste-type-color {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    position: absolute;
    top: 16px;
    right: 16px;
}

/* ========================================
   Roadmap Section
   ======================================== */
.roadmap {
    padding: 100px 0;
    background: var(--bg-light);
}

.roadmap-timeline {
    max-width: 700px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.roadmap-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 24px;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.roadmap-item:hover {
    box-shadow: var(--shadow-md);
}

.roadmap-active {
    border-color: var(--green);
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.05) 0%, var(--bg-white) 100%);
}

.roadmap-badge {
    background: var(--green);
    color: white;
    padding: 6px 14px;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 700;
    white-space: nowrap;
}

.roadmap-badge-future {
    background: var(--text-muted);
}

.roadmap-content {
    flex: 1;
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

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

.roadmap-content h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--text-primary);
}

.roadmap-content p {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* ========================================
   Notify CTA Section
   ======================================== */
.notify-cta {
    padding: 100px 0;
    background: var(--bg-white);
}

.cta-card {
    background: linear-gradient(135deg, var(--bg-cream) 0%, rgba(249, 115, 22, 0.05) 100%);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 64px 40px;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: var(--primary-bg);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cta-icon img {
    width: 56px;
    height: 56px;
    border-radius: 12px;
}

.cta-title {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.cta-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.cta-launch {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 32px;
}

.launch-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.launch-date {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
}

.notify-form {
    margin-bottom: 16px;
}

.form-group {
    display: flex;
    gap: 12px;
    max-width: 450px;
    margin: 0 auto;
}

.form-group input {
    flex: 1;
    padding: 16px 20px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 1rem;
    font-family: inherit;
    outline: none;
    transition: border-color var(--transition-fast);
}

.form-group input:focus {
    border-color: var(--primary);
}

.form-group .btn {
    white-space: nowrap;
}

.btn-arrow {
    width: 18px;
    height: 18px;
}

.cta-note {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.store-preview {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.store-preview .apple-icon {
    width: 20px;
    height: 20px;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    padding: 64px 0 32px;
    background: var(--bg-light);
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    gap: 64px;
    margin-bottom: 48px;
}

.footer-brand {
    max-width: 280px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.footer-tagline {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.footer-links {
    display: flex;
    gap: 64px;
}

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

.footer-column h4 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.footer-column a {
    color: var(--text-secondary);
    font-size: 0.95rem;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

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

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 48px;
    }

    .hero-content {
        order: 1;
    }

    .hero-phone {
        order: 2;
    }

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

    .hero-features-mini {
        align-items: center;
    }

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

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

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

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

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

    .screens-carousel {
        flex-direction: column;
        align-items: center;
    }

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

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

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

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-brand {
        max-width: 100%;
    }

    .footer-links {
        justify-content: center;
        flex-wrap: wrap;
        gap: 40px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 100px 0 0;
    }

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

    .phone-frame {
        width: 260px;
        height: 540px;
    }

    .waste-types-grid {
        gap: 12px;
    }

    .waste-type-card {
        padding: 20px 24px;
        min-width: 140px;
    }

    .cta-card {
        padding: 40px 24px;
    }

    .roadmap-item {
        flex-direction: column;
        gap: 12px;
    }
}