/* ============================================
   Design System: Hai Huu Pham Portfolio
   Colors: Dark theme with green accent
   Typography: Archivo (headings) + Space Grotesk (body)
   ============================================ */

/* CSS Custom Properties */
:root {
    /* Colors */
    --color-primary: #1E293B;
    --color-secondary: #334155;
    --color-cta: #22C55E;
    --color-cta-hover: #16A34A;
    --color-background: #0F172A;
    --color-surface: #1E293B;
    --color-text: #F8FAFC;
    --color-text-muted: #94A3B8;
    --color-border: #334155;

    /* Typography */
    --font-heading: 'Archivo', sans-serif;
    --font-body: 'Space Grotesk', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;

    /* Container */
    --container-max: 1200px;
    --container-padding: 1.5rem;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
}

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

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

ul {
    list-style: none;
}

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

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 1rem;
    left: 1rem;
    right: 1rem;
    z-index: 50;
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(12px);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 0.75rem 1.5rem;
    transition: var(--transition-base);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container-max);
    margin: 0 auto;
}

.nav-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-cta);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
    cursor: pointer;
}

.nav-link:hover,
.nav-link:focus {
    color: var(--color-text);
}

.nav-link-cta {
    background: var(--color-cta);
    color: var(--color-background) !important;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}

.nav-link-cta:hover {
    background: var(--color-cta-hover);
}

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

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition-fast);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 8rem var(--container-padding) var(--spacing-3xl);
    max-width: var(--container-max);
    margin: 0 auto;
    gap: var(--spacing-3xl);
}

.hero-content {
    flex: 1;
}

.hero-greeting {
    font-size: 1.125rem;
    color: var(--color-cta);
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.hero-name {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    background: linear-gradient(135deg, var(--color-text) 0%, var(--color-text-muted) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: 500;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
}

.hero-description {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 540px;
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

.hero-description .highlight {
    color: var(--color-cta);
    font-weight: 600;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 1.75rem;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
}

.btn-primary {
    background: var(--color-cta);
    color: var(--color-background);
}

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

.btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    border-color: var(--color-text-muted);
    background: var(--color-surface);
}

.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
}

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

.stat-number {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-text);
}

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

/* Hero Code Window */
.hero-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.code-window {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    max-width: 480px;
    width: 100%;
}

.code-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0.875rem 1rem;
    background: var(--color-primary);
    border-bottom: 1px solid var(--color-border);
}

.code-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.code-dot.red { background: #EF4444; }
.code-dot.yellow { background: #EAB308; }
.code-dot.green { background: #22C55E; }

.code-title {
    margin-left: auto;
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.code-content {
    padding: 1.25rem;
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 0.85rem;
    line-height: 1.6;
    overflow-x: auto;
}

.code-content code {
    color: var(--color-text-muted);
}

.code-content .keyword { color: #F472B6; }
.code-content .type { color: #60A5FA; }
.code-content .string { color: #34D399; }
.code-content .function { color: #FBBF24; }

/* ============================================
   Section Styles
   ============================================ */
.section {
    padding: var(--spacing-3xl) 0;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-muted);
    margin-top: calc(var(--spacing-xl) * -1);
    margin-bottom: var(--spacing-xl);
}

/* ============================================
   About Section
   ============================================ */
.about-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.about-intro {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.about-text p {
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
}

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

.about-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text-muted);
}

.info-icon {
    width: 20px;
    height: 20px;
    color: var(--color-cta);
}

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

.image-frame {
    width: 280px;
    height: 320px;
    background: var(--color-surface);
    border: 3px solid var(--color-border);
    border-radius: var(--radius-xl);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
}

.image-frame:hover {
    border-color: var(--color-cta);
    transform: scale(1.02);
}

.image-frame::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--color-cta) 0%, transparent 50%);
    opacity: 0.1;
    z-index: 1;
    pointer-events: none;
}

.avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}

/* ============================================
   Skills Section
   ============================================ */
.skills {
    background: var(--color-surface);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.skill-category {
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
    cursor: default;
}

.skill-category:hover {
    border-color: var(--color-cta);
    transform: translateY(-4px);
}

.skill-icon {
    width: 48px;
    height: 48px;
    background: rgba(34, 197, 94, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.skill-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-cta);
}

.skill-category h3 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
}

.skill-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.skill-list li {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    padding-left: var(--spacing-sm);
    position: relative;
}

.skill-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 4px;
    background: var(--color-cta);
    border-radius: 50%;
}

/* ============================================
   Experience Section
   ============================================ */
.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-border);
}

.timeline-item {
    position: relative;
    padding-left: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-marker {
    position: absolute;
    left: -5px;
    top: 4px;
    width: 12px;
    height: 12px;
    background: var(--color-cta);
    border-radius: 50%;
    border: 2px solid var(--color-background);
}

.timeline-content {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.timeline-header {
    margin-bottom: var(--spacing-xs);
}

.timeline-header h3 {
    font-size: 1.125rem;
    margin-bottom: 0.25rem;
}

.timeline-company {
    color: var(--color-cta);
    font-size: 0.9rem;
    font-weight: 500;
}

.timeline-date {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    display: block;
    margin-bottom: var(--spacing-sm);
}

.timeline-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.timeline-details li {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    padding-left: var(--spacing-md);
    position: relative;
}

.timeline-details li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-cta);
}

.timeline-details strong {
    color: var(--color-text);
}

/* ============================================
   Projects Section
   ============================================ */
.projects {
    background: var(--color-surface);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.project-card {
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
    cursor: pointer;
    position: relative;
}

/* Make the entire card clickable via the h3 link */
.project-content h3 a::after {
    content: '';
    position: absolute;
    inset: 0;
}

.project-card:hover {
    border-color: var(--color-cta);
    transform: translateY(-4px);
}

.project-card.featured {
    grid-column: span 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.project-image {
    aspect-ratio: 16/10;
    overflow: hidden;
}

.project-card.featured .project-image {
    aspect-ratio: auto;
}

.project-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    padding: var(--spacing-lg);
}

.project-placeholder img {
    max-width: 60%;
    max-height: 60%;
    object-fit: contain;
}

/* Shahid - Teal/Green brand color */
.project-placeholder.shahid {
    background: linear-gradient(135deg, #00897B 0%, #00695C 100%);
}

/* VidApp - Purple brand color */
.project-placeholder.vivaapps {
    background: linear-gradient(135deg, #6C63FF 0%, #5A52D5 100%);
}

/* Mullie Golf - Green brand color #2BD472 */
.project-placeholder.mulle {
    background: linear-gradient(135deg, #2BD472 0%, #1FA85A 100%);
}

/* Finch - Navy blue brand color */
.project-placeholder.finch {
    background: linear-gradient(135deg, #FFFFFF 0%, #F0F0F5 100%);
}

/* Endzone - Red emergency brand color */
.project-placeholder.endzone {
    background: linear-gradient(135deg, #DC2626 0%, #991B1B 100%);
}

.project-content {
    padding: var(--spacing-lg);
}

.project-tags {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
    flex-wrap: wrap;
}

.tag {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.25rem 0.75rem;
    background: rgba(34, 197, 94, 0.1);
    color: var(--color-cta);
    border-radius: var(--radius-sm);
}

.project-content h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
}

.project-content p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

.project-content strong {
    color: var(--color-text);
}

.project-stats {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.project-stats span {
    font-size: 0.8rem;
    color: var(--color-cta);
    font-weight: 500;
}

/* ============================================
   Vibe Coding Section
   ============================================ */
.vibe-coding {
    position: relative;
    overflow: hidden;
}

.vibe-coding::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 0%, rgba(34, 197, 94, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.vibe-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
}

.vibe-intro {
    color: var(--color-text-muted);
    font-size: 1.125rem;
    line-height: 1.7;
}

.vibe-intro strong {
    color: var(--color-cta);
}

.vibe-products {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.vibe-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
    cursor: pointer;
    display: flex;
    flex-direction: column;
}

.vibe-card:hover {
    border-color: var(--color-cta);
    transform: translateY(-4px);
}

.vibe-icon {
    width: 64px;
    height: 64px;
    margin-bottom: var(--spacing-md);
    flex-shrink: 0;
}

.app-icon {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.vibe-content h3 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
}

.vibe-content p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.6;
    flex-grow: 1;
}

.vibe-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-cta);
    transition: gap var(--transition-fast);
}

.vibe-card:hover .vibe-link {
    gap: var(--spacing-sm);
}

.vibe-link svg {
    width: 16px;
    height: 16px;
}

/* ============================================
   Connect Section
   ============================================ */
.connect {
    background: var(--color-surface);
}

.connect-intro {
    text-align: center;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: calc(var(--spacing-xl) * -1) auto var(--spacing-xl);
    font-size: 1.125rem;
}

.connect-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    max-width: 900px;
    margin: 0 auto;
}

.connect-card {
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-base);
    cursor: pointer;
}

.connect-card:hover {
    border-color: var(--color-cta);
    transform: translateY(-4px);
}

.connect-card svg {
    width: 32px;
    height: 32px;
    color: var(--color-cta);
    margin: 0 auto var(--spacing-sm);
}

.connect-label {
    display: block;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: 0.25rem;
}

.connect-value {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    padding: var(--spacing-lg) 0;
    text-align: center;
    border-top: 1px solid var(--color-border);
}

.footer p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

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

/* Tablet */
@media (max-width: 1024px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 7rem;
    }

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

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

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

    .hero-visual {
        width: 100%;
        max-width: 480px;
    }

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

    .about-info {
        align-items: center;
    }

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

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

    .project-card.featured {
        grid-column: span 1;
        grid-template-columns: 1fr;
    }

    .vibe-products {
        grid-template-columns: 1fr;
    }

    .connect-links {
        grid-template-columns: 1fr;
        max-width: 400px;
    }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --container-padding: 1rem;
    }

    .navbar {
        top: 0.5rem;
        left: 0.5rem;
        right: 0.5rem;
        padding: 0.75rem 1rem;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0.5rem;
        right: 0.5rem;
        background: rgba(15, 23, 42, 0.98);
        backdrop-filter: blur(12px);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-lg);
        flex-direction: column;
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: all var(--transition-base);
    }

    .nav-menu.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .stat {
        flex-direction: row;
        gap: var(--spacing-sm);
        align-items: center;
    }

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

    .timeline::before {
        left: 6px;
    }

    .timeline-marker {
        left: 0;
    }

    .timeline-item {
        padding-left: var(--spacing-lg);
    }
}

/* ============================================
   Vibe Modal
   ============================================ */
.modal-overlay {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(8px);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    transform: scale(0.95) translateY(10px);
    transition: transform var(--transition-base);
}

.modal-overlay.active .modal-content {
    transform: scale(1) translateY(0);
}

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    width: 32px;
    height: 32px;
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-muted);
    font-size: 1.25rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    z-index: 1;
}

.modal-close:hover {
    background: var(--color-cta);
    border-color: var(--color-cta);
    color: var(--color-background);
}

.modal-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    padding-right: calc(var(--spacing-lg) + 40px);
    border-bottom: 1px solid var(--color-border);
}

.modal-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-lg);
    object-fit: contain;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    flex-shrink: 0;
}

.modal-title-section {
    flex: 1;
}

.modal-title {
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}

.modal-tagline {
    font-size: 0.9rem;
    color: var(--color-cta);
    font-weight: 500;
}

.modal-body {
    padding: var(--spacing-lg);
}

.modal-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.modal-tech .tag {
    background: var(--color-background);
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
}

.modal-features h4 {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.feature-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.feature-list li {
    font-size: 0.9rem;
    color: var(--color-text);
    padding-left: var(--spacing-md);
    position: relative;
    line-height: 1.5;
}

.feature-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5em;
    width: 6px;
    height: 6px;
    background: var(--color-cta);
    border-radius: 50%;
}

.modal-footer {
    padding: var(--spacing-lg);
    padding-top: 0;
}

.modal-cta {
    width: 100%;
    text-align: center;
}

/* Modal responsive */
@media (max-width: 768px) {
    .modal-content {
        max-height: 85vh;
    }

    .modal-header {
        flex-direction: column;
        text-align: center;
        padding-right: var(--spacing-lg);
    }

    .modal-icon {
        width: 80px;
        height: 80px;
    }

    .modal-close {
        top: var(--spacing-sm);
        right: var(--spacing-sm);
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }

    .modal-overlay,
    .modal-content {
        transition: none;
    }
}