/* ============================================
   BIO RECEIPT TRACKER - LANDING PAGE STYLES
   ============================================ */

/* CSS Variables */
:root {
    /* Colors */
    --primary-dark: #1a472a;
    --primary: #2E7D32;
    --primary-light: #4CAF50;
    --primary-lighter: #81C784;
    --primary-pale: #E8F5E9;
    --accent: #00C853;

    --secondary: #1976D2;
    --secondary-light: #42A5F5;

    --text-dark: #1a1a2e;
    --text-medium: #4a4a5a;
    --text-light: #6b6b7b;
    --text-muted: #9b9bab;

    --bg-light: #f8faf8;
    --bg-white: #ffffff;
    --bg-dark: #0d2818;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #2E7D32 0%, #1B5E20 100%);
    --gradient-hero: linear-gradient(135deg, #1a472a 0%, #0d2818 100%);
    --gradient-accent: linear-gradient(135deg, #4CAF50 0%, #00C853 100%);
    --gradient-card: linear-gradient(180deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0) 100%);

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.16);
    --shadow-glow: 0 0 40px rgba(76, 175, 80, 0.3);

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

    /* Spacing */
    --container-max: 1200px;
    --section-padding: 100px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
    --radius-full: 50%;
}

/* 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(--text-dark);
    background: var(--bg-white);
    overflow-x: hidden;
}

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

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

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

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    background: rgba(26, 71, 42, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-container {
    max-width: var(--container-max);
    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-weight: 700;
    font-size: 20px;
    color: #fff;
}

.logo-icon {
    font-size: 28px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    color: rgba(255, 255, 255, 0.85);
    font-weight: 500;
    font-size: 14px;
    letter-spacing: 0.3px;
}

.nav-links a:hover {
    color: #fff;
}

.nav-cta {
    background: var(--gradient-accent);
    padding: 10px 22px !important;
    border-radius: var(--radius-xl);
    color: #fff !important;
    font-weight: 600 !important;
    box-shadow: 0 4px 15px rgba(76, 175, 80, 0.4);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(76, 175, 80, 0.5);
}

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

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: var(--transition-fast);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 80vh;
    background: var(--gradient-hero);
    padding: 60px 0 80px;
    overflow: hidden;
}

.hero-bg-shapes {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.1;
}

.shape-1 {
    width: 600px;
    height: 600px;
    background: var(--primary-light);
    top: -200px;
    right: -200px;
    filter: blur(80px);
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: var(--accent);
    bottom: -100px;
    left: -100px;
    filter: blur(60px);
}

.shape-3 {
    width: 300px;
    height: 300px;
    background: var(--primary);
    top: 50%;
    left: 30%;
    filter: blur(100px);
}

.hero-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    color: #fff;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 8px 16px;
    border-radius: var(--radius-xl);
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
}

.badge-icon {
    font-size: 16px;
}

.hero-title {
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.gradient-text {
    background: linear-gradient(135deg, #4CAF50, #00E676, #69F0AE);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 18px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 36px;
    max-width: 520px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 28px;
    border-radius: var(--radius-xl);
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition-normal);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--gradient-accent);
    color: #fff;
    box-shadow: 0 4px 20px rgba(76, 175, 80, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(76, 175, 80, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

.btn-icon {
    font-size: 18px;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    align-items: center;
    gap: 24px;
}

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

.stat-number {
    display: block;
    font-size: 28px;
    font-weight: 800;
    color: #fff;
}

.stat-label {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
}

/* Hero Image */
.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
}

.phone-mockup {
    position: relative;
    z-index: 2;
}

.hero-phone-img {
    max-height: 600px;
    width: auto;
    border-radius: 36px;
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 10px;
    background: #fff;
    padding: 12px 18px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    animation: float 3s ease-in-out infinite;
    z-index: 3;
}

.card-1 {
    top: 20%;
    left: -20px;
    animation-delay: 0s;
}

.card-2 {
    bottom: 25%;
    right: -30px;
    animation-delay: 1.5s;
}

.card-emoji {
    font-size: 24px;
}

.card-text {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-dark);
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

/* ============================================
   SECTION HEADERS
   ============================================ */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-badge {
    display: inline-block;
    background: var(--primary-pale);
    color: var(--primary);
    padding: 8px 20px;
    border-radius: var(--radius-xl);
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.section-title {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-medium);
    line-height: 1.7;
}

/* ============================================
   VIDEO DEMO SECTION
   ============================================ */
.video-demo {
    padding: var(--section-padding) 0;
    background: linear-gradient(180deg, #fff 0%, var(--bg-light) 100%);
}

.video-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
}

.video-wrapper {
    display: flex;
    justify-content: center;
}

.phone-frame {
    position: relative;
    background: linear-gradient(145deg, #1a1a1a 0%, #2d2d2d 50%, #1a1a1a 100%);
    border-radius: 45px;
    padding: 12px;
    box-shadow:
        0 25px 80px rgba(0, 0, 0, 0.3),
        0 10px 40px rgba(0, 0, 0, 0.2),
        inset 0 2px 3px rgba(255, 255, 255, 0.1),
        inset 0 -2px 3px rgba(0, 0, 0, 0.3);
    max-width: 320px;
}

.phone-notch {
    position: absolute;
    top: 18px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 28px;
    background: #000;
    border-radius: 0 0 20px 20px;
    z-index: 10;
}

.phone-frame video {
    width: 100%;
    height: auto;
    border-radius: 35px;
    display: block;
    background: #000;
    aspect-ratio: 9/19;
    object-fit: cover;
}

.video-overlay {
    position: absolute;
    inset: 12px;
    border-radius: 35px;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    cursor: pointer;
    transition: var(--transition-normal);
}

.video-overlay:hover {
    background: rgba(0, 0, 0, 0.4);
}

.video-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.play-button {
    width: 80px;
    height: 80px;
    background: var(--gradient-accent);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 8px 30px rgba(76, 175, 80, 0.5);
    transition: var(--transition-normal);
}

.play-button:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 40px rgba(76, 175, 80, 0.6);
}

.play-button svg {
    width: 32px;
    height: 32px;
    color: #fff;
    margin-left: 4px;
}

.play-text {
    color: #fff;
    font-weight: 600;
    font-size: 16px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.video-features {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.video-feature {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 24px;
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.video-feature:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.video-feature-icon {
    font-size: 36px;
    line-height: 1;
}

.video-feature-text strong {
    display: block;
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 6px;
}

.video-feature-text p {
    font-size: 14px;
    color: var(--text-medium);
    margin: 0;
}

/* ============================================
   FEATURES SECTION
   ============================================ */
.features {
    padding: var(--section-padding) 0;
    background: var(--bg-light);
}

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

.feature-card {
    background: #fff;
    padding: 36px 28px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border: 1px solid transparent;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-pale);
}

.feature-card.featured {
    background: var(--gradient-primary);
    color: #fff;
}

.feature-card.featured h3,
.feature-card.featured p {
    color: #fff;
}

.feature-card.featured .feature-icon {
    background: rgba(255, 255, 255, 0.2);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: var(--primary-pale);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.feature-card p {
    font-size: 15px;
    color: var(--text-medium);
    line-height: 1.6;
}

/* ============================================
   HOW IT WORKS SECTION
   ============================================ */
.how-it-works {
    padding: var(--section-padding) 0;
    background: #fff;
}

.steps-container {
    max-width: 900px;
    margin: 0 auto;
}

.step {
    display: grid;
    grid-template-columns: 60px 1fr 280px;
    gap: 40px;
    align-items: center;
    padding: 40px 0;
}

.step.reverse {
    grid-template-columns: 280px 1fr 60px;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: #fff;
    font-size: 24px;
    font-weight: 800;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(46, 125, 50, 0.3);
}

.step-content h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.step-content p {
    font-size: 16px;
    color: var(--text-medium);
    line-height: 1.7;
}

.step-image img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.step-connector {
    display: flex;
    justify-content: center;
    height: 60px;
    padding-left: 30px;
}

.step-connector svg {
    width: 24px;
    height: 60px;
}

/* ============================================
   SCREENSHOTS SECTION
   ============================================ */
.screenshots {
    padding: var(--section-padding) 0;
    background: var(--bg-light);
}

.screenshots-gallery {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.screenshot-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

.screenshot-item:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-lg);
}

.screenshot-item img {
    width: 100%;
    height: auto;
    display: block;
}

.screenshot-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: #fff;
    padding: 40px 16px 16px;
    font-weight: 600;
    font-size: 14px;
    text-align: center;
}

/* ============================================
   STORES SECTION
   ============================================ */
.stores {
    padding: 80px 0;
    background: #fff;
}

.stores-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
}

.store-logo {
    background: var(--bg-light);
    padding: 16px 28px;
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 14px;
    color: var(--text-medium);
    letter-spacing: 0.5px;
    transition: var(--transition-fast);
}

.store-logo:hover {
    background: var(--primary-pale);
    color: var(--primary);
    transform: translateY(-3px);
}

.store-logo.highlight {
    background: var(--primary-pale);
    color: var(--primary);
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta {
    position: relative;
    padding: 100px 0;
    background: var(--gradient-hero);
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.cta-shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.1;
}

.cta-shape-1 {
    width: 500px;
    height: 500px;
    background: var(--primary-light);
    top: -200px;
    left: -200px;
    filter: blur(80px);
}

.cta-shape-2 {
    width: 400px;
    height: 400px;
    background: var(--accent);
    bottom: -150px;
    right: -150px;
    filter: blur(60px);
}

.cta-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-emoji {
    font-size: 60px;
    display: block;
    margin-bottom: 24px;
}

.cta h2 {
    font-size: clamp(28px, 4vw, 38px);
    font-weight: 800;
    color: #fff;
    margin-bottom: 16px;
}

.cta p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 36px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 24px;
}

.btn-white {
    background: #fff;
    color: var(--text-dark);
    padding: 14px 24px;
}

.btn-white:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.btn-store-icon {
    display: flex;
    align-items: center;
}

.btn-store-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
}

.btn-store-text small {
    font-size: 11px;
    font-weight: 400;
    color: var(--text-light);
}

.btn-store-text strong {
    font-size: 16px;
}

.cta-note {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--bg-dark);
    padding: 60px 0 30px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    flex-wrap: wrap;
    gap: 24px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 18px;
    color: #fff;
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
}

.footer-links a:hover {
    color: #fff;
}

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

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.8);
    font-size: 16px;
    transition: var(--transition-fast);
}

.footer-social a:hover {
    background: var(--primary);
    color: #fff;
}

.footer-bottom {
    padding-top: 30px;
    text-align: center;
}

.footer-bottom p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
}

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

    .hero-content {
        order: 2;
    }

    .hero-image {
        order: 1;
    }

    .hero-subtitle {
        margin: 0 auto 36px;
    }

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

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

    .hero-phone-img {
        max-height: 450px;
    }

    .floating-card {
        display: none;
    }

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

    .step,
    .step.reverse {
        grid-template-columns: 60px 1fr;
        gap: 24px;
    }

    .step-image {
        display: none;
    }

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

    .video-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .video-features {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }

    .video-feature {
        flex: 1 1 280px;
        max-width: 350px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }

    .nav-links {
        display: none;
    }

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

    .hero {
        padding: 120px 0 60px;
    }

    .hero-phone-img {
        max-height: 380px;
    }

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

    .screenshots-gallery {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .stores-grid {
        gap: 12px;
    }

    .store-logo {
        padding: 12px 20px;
        font-size: 12px;
    }

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

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

@media (max-width: 480px) {
    .hero-cta {
        flex-direction: column;
    }

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

    .hero-stats {
        flex-wrap: wrap;
        gap: 16px;
    }

    .stat-divider {
        display: none;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .btn-white {
        width: 100%;
        justify-content: center;
    }
}
/* ============================================
   PROJECT INTRO & ROLE STYLES
   ============================================ */

.project-intro {
    padding: 140px 0 20px;
    background: var(--gradient-hero);
    position: relative;
    z-index: 10;
}

.intro-box {
    max-width: 850px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px;
    border-radius: var(--radius-lg);
    backdrop-filter: blur(20px);
    color: rgba(255, 255, 255, 0.95);
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.intro-box p {
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: 20px;
}

.intro-box p strong {
    color: var(--primary-light);
    font-weight: 700;
}

.intro-box .intro-focus {
    font-size: 15px;
    color: var(--primary-lighter);
    font-style: italic;
    opacity: 0.8;
    margin-bottom: 0;
}

.my-role {
    padding: var(--section-padding) 0;
    background: #fff;
    position: relative;
}

.role-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.role-card {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 32px;
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
    border: 1px solid transparent;
}

.role-card:hover {
    transform: translateY(-5px);
    background: var(--bg-white);
    border-color: var(--primary-pale);
    box-shadow: var(--shadow-md);
}

.role-icon {
    font-size: 40px;
    flex-shrink: 0;
}

.role-text h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    line-height: 1.5;
}

@media (max-width: 768px) {
    .role-grid {
        grid-template-columns: 1fr;
    }
    
    .intro-box {
        padding: 30px 20px;
    }
    
    .intro-box p {
        font-size: 16px;
    }
    
    .project-intro {
        padding: 120px 0 20px;
    }
}