/* Sesame Exchange Project Page Styles */

/* Project Hero Section */
.project-hero {
    min-height: auto;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--dark-black) 0%, var(--light-black) 50%, var(--grey-black) 100%);
    padding: 100px 0 60px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: float-orb 20s ease-in-out infinite;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--primary-purple), transparent);
    top: -200px;
    left: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--light-purple), transparent);
    top: 50%;
    right: -250px;
    animation-delay: 7s;
}

.orb-3 {
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, var(--accent-purple), transparent);
    bottom: -175px;
    left: 30%;
    animation-delay: 14s;
}

@keyframes float-orb {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -50px) scale(1.1); }
    66% { transform: translate(-30px, 30px) scale(0.9); }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

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

.hero-right {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.project-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(168, 139, 250, 0.2));
    border: 1px solid rgba(139, 92, 246, 0.3);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    color: var(--light-purple);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    animation: pulse-badge 2s ease-in-out infinite;
}

@keyframes pulse-badge {
    0%, 100% { box-shadow: 0 0 0 0 rgba(139, 92, 246, 0.4); }
    50% { box-shadow: 0 0 0 10px rgba(139, 92, 246, 0); }
}

.project-title {
    font-size: 4.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-purple), var(--light-purple), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.8rem;
    line-height: 1.1;
}

.project-tagline {
    font-size: 1.8rem;
    color: var(--text-light);
    font-weight: 600;
    margin-bottom: 1.2rem;
}

.project-description {
    font-size: 1.2rem;
    color: var(--text-grey);
    line-height: 1.8;
    max-width: 100%;
    margin: 0;
}

/* Tech Badges */
.tech-badges {
    display: flex;
    justify-content: flex-start;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 0;
}

.tech-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    cursor: pointer;
}

.tech-badge:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.tech-badge.flutter {
    background: linear-gradient(135deg, #02569B, #13B9FD);
    color: white;
}

.tech-badge.firebase {
    background: linear-gradient(135deg, #FFA000, #FF6F00);
    color: white;
}

.tech-badge.ai {
    background: linear-gradient(135deg, #8B5CF6, #A78BFA);
    color: white;
}

.tech-badge.cloudinary {
    background: linear-gradient(135deg, #3448C5, #5A67D8);
    color: white;
}

.tech-badge.dart {
    background: linear-gradient(135deg, #0175C2, #13B9FD);
    color: white;
}

.hero-buttons {
    display: flex;
    justify-content: flex-start;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 0;
}

.btn-large {
    padding: 1.2rem 2.5rem;
    font-size: 1.1rem;
}

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

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

/* Quick Stats */
.quick-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    max-width: 1000px;
    margin: 3rem auto 0;
}

.stat {
    text-align: center;
    padding: 1.5rem;
    background: rgba(139, 92, 246, 0.1);
    border-radius: 15px;
    border: 1px solid rgba(139, 92, 246, 0.2);
    transition: all 0.3s ease;
}

.stat:hover {
    background: rgba(139, 92, 246, 0.2);
    transform: translateY(-5px);
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-purple);
    display: block;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-light);
    font-weight: 500;
}

/* Section Common Styles */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-grey);
    margin-top: 1rem;
}

/* Problem/Solution Section */
.problem-solution {
    padding: 6rem 0;
    background: var(--dark-black);
}

.problem-solution-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 4rem;
}

.problem-card, .solution-card {
    padding: 3rem;
    border-radius: 20px;
    border: 1px solid rgba(139, 92, 246, 0.2);
}

.problem-card {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.05), rgba(220, 38, 38, 0.05));
    border-color: rgba(239, 68, 68, 0.3);
}

.solution-card {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.05), rgba(4, 120, 87, 0.05));
    border-color: rgba(16, 185, 129, 0.3);
}

.card-icon {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

.problem-icon {
    background: linear-gradient(135deg, #EF4444, #DC2626);
    color: white;
}

.solution-icon {
    background: linear-gradient(135deg, #10B981, #047857);
    color: white;
}

.problem-card h3, .solution-card h3 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--text-light);
}

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

.problem-stat {
    text-align: center;
    padding: 1rem;
    background: rgba(239, 68, 68, 0.1);
    border-radius: 10px;
}

.stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: #EF4444;
    margin-bottom: 0.5rem;
}

.problem-stat p, .solution-intro {
    font-size: 0.9rem;
    color: var(--text-grey);
    line-height: 1.5;
}

.solution-intro {
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.problem-list, .solution-list {
    list-style: none;
}

.problem-list li, .solution-list li {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    color: var(--text-light);
    line-height: 1.6;
}

.problem-list i {
    color: #EF4444;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.solution-list i {
    color: #10B981;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.solution-list li div strong {
    color: var(--light-purple);
    display: block;
    margin-bottom: 0.3rem;
}

.solution-list li div p {
    color: var(--text-grey);
    font-size: 0.95rem;
}

/* Impact Preview */
.impact-preview {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    padding: 3rem;
    background: linear-gradient(135deg, var(--light-black), var(--grey-black));
    border-radius: 20px;
    border: 1px solid rgba(139, 92, 246, 0.2);
}

.impact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.impact-item i {
    font-size: 2.5rem;
    color: var(--primary-purple);
    flex-shrink: 0;
}

.impact-item h4 {
    font-size: 1.5rem;
    color: var(--light-purple);
    margin-bottom: 0.3rem;
}

.impact-item p {
    font-size: 0.9rem;
    color: var(--text-grey);
}

/* Features Section */
.features-section {
    padding: 6rem 0;
    background: var(--light-black);
}

.features-showcase {
    display: flex;
    flex-direction: column;
    gap: 6rem;
}

.feature-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

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

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

.feature-content {
    position: relative;
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-purple), var(--dark-purple));
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    margin-bottom: 1.5rem;
}

.feature-content h3 {
    font-size: 2rem;
    color: var(--light-purple);
    margin-bottom: 1.5rem;
}

.feature-content p {
    font-size: 1.1rem;
    color: var(--text-grey);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.feature-highlights {
    list-style: none;
    margin-bottom: 2rem;
}

.feature-highlights li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.8rem;
    color: var(--text-light);
    font-size: 1rem;
}

.feature-highlights i {
    color: var(--primary-purple);
}

.tech-used {
    display: flex;
    gap: 0.8rem;
    flex-wrap: wrap;
}

.tech-tag {
    background: rgba(139, 92, 246, 0.2);
    color: var(--light-purple);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    border: 1px solid rgba(139, 92, 246, 0.3);
}

.feature-visual {
    position: relative;
}

.feature-screenshot {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(139, 92, 246, 0.2);
    transition: transform 0.3s ease;
}

.feature-screenshot:hover {
    transform: scale(1.02);
}

.screenshot-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.screenshot-caption {
    text-align: center;
    margin-top: 1rem;
    color: var(--text-grey);
    font-size: 0.9rem;
    font-style: italic;
}

/* Technical Section */
.technical-section {
    padding: 6rem 0;
    background: var(--dark-black);
}

.architecture-diagram {
    margin-bottom: 5rem;
    padding: 3rem;
    background: linear-gradient(135deg, var(--light-black), var(--grey-black));
    border-radius: 20px;
    border: 1px solid rgba(139, 92, 246, 0.2);
}

.architecture-diagram h3 {
    text-align: center;
    font-size: 2rem;
    color: var(--light-purple);
    margin-bottom: 3rem;
}

.architecture-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.arch-layer {
    width: 100%;
    max-width: 800px;
    padding: 2rem;
    border-radius: 15px;
    border: 2px solid rgba(139, 92, 246, 0.3);
}

.arch-layer.frontend {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(37, 99, 235, 0.1));
    border-color: rgba(59, 130, 246, 0.5);
}

.arch-layer.services {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(109, 40, 217, 0.1));
    border-color: rgba(139, 92, 246, 0.5);
}

.arch-layer.backend {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(4, 120, 87, 0.1));
    border-color: rgba(16, 185, 129, 0.5);
}

.arch-layer h4 {
    text-align: center;
    font-size: 1.3rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
}

.arch-components {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.arch-component {
    padding: 0.8rem 1.5rem;
    background: rgba(139, 92, 246, 0.2);
    border-radius: 10px;
    color: var(--text-light);
    font-weight: 600;
    border: 1px solid rgba(139, 92, 246, 0.3);
}

.arch-arrows {
    display: flex;
    gap: 2rem;
    font-size: 2rem;
    color: var(--primary-purple);
}

/* Tech Stack Breakdown */
.tech-stack-breakdown {
    display: flex;
    flex-direction: column;
    gap: 3rem;
    margin-bottom: 5rem;
}

.tech-category {
    padding: 3rem;
    background: linear-gradient(135deg, var(--light-black), var(--grey-black));
    border-radius: 20px;
    border: 1px solid rgba(139, 92, 246, 0.2);
}

.category-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid rgba(139, 92, 246, 0.2);
}

.category-header i {
    font-size: 2.5rem;
    color: var(--primary-purple);
}

.category-header h3 {
    font-size: 1.8rem;
    color: var(--light-purple);
}

.tech-details {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.tech-item h4 {
    font-size: 1.3rem;
    color: var(--text-light);
    margin-bottom: 1rem;
}

.tech-item p {
    font-size: 1rem;
    color: var(--text-grey);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.tech-features {
    display: flex;
    gap: 0.8rem;
    flex-wrap: wrap;
}

.tech-features span {
    background: rgba(139, 92, 246, 0.15);
    color: var(--light-purple);
    padding: 0.4rem 0.9rem;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 500;
}

/* Code Showcase */
.code-showcase {
    margin-bottom: 5rem;
}

.code-showcase h3 {
    text-align: center;
    font-size: 2rem;
    color: var(--light-purple);
    margin-bottom: 3rem;
}

.code-example {
    margin-bottom: 2.5rem;
    border-radius: 15px;
    overflow: hidden;
    border: 1px solid rgba(139, 92, 246, 0.2);
    background: #1e1e1e;
}

.code-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    background: linear-gradient(135deg, var(--light-black), var(--grey-black));
    border-bottom: 1px solid rgba(139, 92, 246, 0.2);
}

.code-header h4 {
    color: var(--light-purple);
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.code-lang {
    background: var(--primary-purple);
    color: white;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.code-example pre {
    margin: 0;
    padding: 2rem;
    overflow-x: auto;
}

.code-example code {
    font-family: 'Fira Code', 'Consolas', 'Monaco', monospace;
    font-size: 0.9rem;
    line-height: 1.6;
}

/* Challenges Section */
.challenges-section {
    padding: 4rem;
    background: linear-gradient(135deg, var(--light-black), var(--grey-black));
    border-radius: 20px;
    border: 1px solid rgba(139, 92, 246, 0.2);
}

.challenges-section h3 {
    text-align: center;
    font-size: 2rem;
    color: var(--light-purple);
    margin-bottom: 3rem;
}

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

.challenge-card {
    padding: 2rem;
    background: rgba(15, 15, 35, 0.5);
    border-radius: 15px;
    border: 1px solid rgba(139, 92, 246, 0.2);
}

.challenge-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-purple), var(--dark-purple));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: white;
    margin-bottom: 1.5rem;
}

.challenge-card h4 {
    font-size: 1.3rem;
    color: var(--text-light);
    margin-bottom: 1rem;
}

.challenge-desc {
    color: var(--text-grey);
    margin-bottom: 1.5rem;
    font-style: italic;
}

.solution h5 {
    color: var(--light-purple);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.solution ul {
    list-style: none;
}

.solution li {
    color: var(--text-light);
    margin-bottom: 0.8rem;
    padding-left: 1.5rem;
    position: relative;
}

.solution li:before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--primary-purple);
    font-weight: bold;
}

.solution strong {
    color: var(--accent-purple);
}

/* Demo Section */
.demo-section {
    padding: 6rem 0;
    background: var(--light-black);
}

.demo-content {
    max-width: 900px;
    margin: 0 auto;
}

.video-placeholder {
    background: linear-gradient(135deg, var(--grey-black), var(--dark-black));
    border-radius: 20px;
    border: 2px dashed rgba(139, 92, 246, 0.3);
    padding: 6rem 3rem;
    text-align: center;
    margin-bottom: 3rem;
}

.video-icon i {
    font-size: 5rem;
    color: var(--primary-purple);
    margin-bottom: 1.5rem;
    opacity: 0.7;
}

.video-placeholder p {
    font-size: 1.3rem;
    color: var(--text-light);
    margin-bottom: 0.8rem;
}

.video-desc {
    color: var(--text-grey) !important;
    font-size: 1rem !important;
}

.demo-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.demo-link {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem;
    background: linear-gradient(135deg, var(--light-black), var(--grey-black));
    border-radius: 15px;
    border: 1px solid rgba(139, 92, 246, 0.2);
    text-decoration: none;
    transition: all 0.3s ease;
}

.demo-link:hover {
    transform: translateY(-5px);
    border-color: var(--primary-purple);
}

.demo-link.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.demo-link.disabled:hover {
    transform: none;
}

.demo-link i {
    font-size: 2.5rem;
    color: var(--primary-purple);
}

.demo-link h4 {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.demo-link p {
    color: var(--text-grey);
    font-size: 0.9rem;
}

/* Impact Section */
.impact-section {
    padding: 6rem 0;
    background: var(--dark-black);
}

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

.impact-card {
    padding: 3rem;
    background: linear-gradient(135deg, var(--light-black), var(--grey-black));
    border-radius: 20px;
    border: 1px solid rgba(139, 92, 246, 0.2);
}

.impact-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-purple), var(--dark-purple));
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    margin-bottom: 2rem;
}

.impact-card h3 {
    font-size: 1.8rem;
    color: var(--light-purple);
    margin-bottom: 2rem;
}

.impact-metrics {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.metric {
    text-align: center;
    padding: 1.5rem;
    background: rgba(139, 92, 246, 0.1);
    border-radius: 12px;
}

.metric-value {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-purple);
    margin-bottom: 0.5rem;
}

.metric-label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-grey);
}

.scalability-list, .future-list {
    list-style: none;
}

.scalability-list li {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.scalability-list i {
    color: var(--primary-purple);
    font-size: 1.5rem;
    flex-shrink: 0;
    margin-top: 0.2rem;
}

.scalability-list strong {
    color: var(--light-purple);
    display: block;
    margin-bottom: 0.5rem;
}

.scalability-list p {
    color: var(--text-grey);
    font-size: 0.95rem;
}

.future-list li {
    display: flex;
    align-items: start;
    gap: 1rem;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.future-list i {
    color: var(--primary-purple);
    margin-top: 0.2rem;
}

/* Environmental Impact */
.environmental-impact {
    padding: 4rem;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(4, 120, 87, 0.1));
    border-radius: 20px;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.environmental-impact h3 {
    font-size: 2rem;
    color: #10B981;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.environmental-impact > p {
    font-size: 1.1rem;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 2rem;
}

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

.env-stat {
    display: flex;
    align-items: start;
    gap: 1rem;
}

.env-stat i {
    font-size: 2rem;
    color: #10B981;
    flex-shrink: 0;
}

.env-stat h4 {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.env-stat p {
    color: var(--text-grey);
    font-size: 0.9rem;
}

/* CTA Section */
.cta-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--light-black), var(--grey-black));
}

.cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: 3rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.cta-content p {
    font-size: 1.2rem;
    color: var(--text-grey);
    margin-bottom: 3rem;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.social-share {
    margin-top: 3rem;
    padding-top: 3rem;
    border-top: 1px solid rgba(139, 92, 246, 0.2);
}

.social-share p {
    color: var(--text-grey);
    margin-bottom: 1rem;
}

.share-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.share-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: white;
    font-size: 1.3rem;
    transition: all 0.3s ease;
}

.share-btn:hover {
    transform: translateY(-3px);
}

.share-btn.linkedin {
    background: linear-gradient(135deg, #0077B5, #005582);
}

.share-btn.github {
    background: linear-gradient(135deg, #333, #000);
}

.share-btn.email {
    background: linear-gradient(135deg, var(--primary-purple), var(--dark-purple));
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .hero-left {
        text-align: center;
    }
    
    .hero-right {
        align-items: center;
    }
    
    .tech-badges,
    .hero-buttons {
        justify-content: center;
    }
    
    .quick-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .project-title {
        font-size: 3.5rem;
    }
    
    .problem-solution-grid,
    .feature-item,
    .challenges-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-item.reverse {
        direction: ltr;
    }
    
    .screenshot-grid {
        grid-template-columns: 1fr;
    }
    
    .impact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .project-title {
        font-size: 2.5rem;
    }
    
    .project-tagline {
        font-size: 1.3rem;
    }
    
    .quick-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .tech-badges {
        justify-content: center;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .impact-preview {
        grid-template-columns: 1fr;
    }
    
    .demo-links,
    .env-stats {
        grid-template-columns: 1fr;
    }
    
    .arch-components {
        flex-direction: column;
    }
    
    .problem-stats,
    .impact-metrics {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .project-title {
        font-size: 2rem;
    }
    
    .quick-stats {
        grid-template-columns: 1fr;
    }
    
    .cta-content h2 {
        font-size: 2rem;
    }
}