/* ============================================
   TWINS TECHIE - LAYOUT & PAGE STYLES
   ============================================ */

/* ===== HERO SECTION ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: var(--space-32);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
}

.hero-label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) var(--space-4);
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-accent-primary);
    margin-bottom: var(--space-8);
}

.hero-label .pulse {
    width: 8px;
    height: 8px;
    background-color: var(--color-success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    margin-bottom: var(--space-8);
    line-height: 1;
}

.hero-title .line {
    display: block;
    overflow: hidden;
}

.hero-title .word {
    display: inline-block;
    transform: translateY(100%);
    animation: slideUp 0.8s ease forwards;
}

.hero-title .line:nth-child(2) .word {
    animation-delay: 0.1s;
}

.hero-title .line:nth-child(3) .word {
    animation-delay: 0.2s;
}

@keyframes slideUp {
    to { transform: translateY(0); }
}

.hero-description {
    font-size: var(--text-xl);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-10);
    max-width: 600px;
    opacity: 0;
    animation: fadeIn 0.8s ease 0.4s forwards;
}

@keyframes fadeIn {
    to { opacity: 1; }
}

.hero-actions {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeIn 0.8s ease 0.6s forwards;
}

.hero-visual {
    position: absolute;
    right: -10%;
    top: 50%;
    transform: translateY(-50%);
    width: 60%;
    height: 80%;
    z-index: 1;
    opacity: 0.6;
}

.hero-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
}

.hero-shape-1 {
    width: 500px;
    height: 500px;
    background: var(--color-accent-primary);
    opacity: 0.2;
    top: 20%;
    right: 10%;
    animation: float 8s ease-in-out infinite;
}

.hero-shape-2 {
    width: 400px;
    height: 400px;
    background: var(--color-accent-secondary);
    opacity: 0.15;
    top: 40%;
    right: 30%;
    animation: float 10s ease-in-out infinite reverse;
}

.hero-shape-3 {
    width: 300px;
    height: 300px;
    background: var(--color-accent-tertiary);
    opacity: 0.1;
    top: 10%;
    right: 40%;
    animation: float 12s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    25% { transform: translate(20px, -20px); }
    50% { transform: translate(-10px, 30px); }
    75% { transform: translate(-30px, -10px); }
}

.hero-scroll {
    position: absolute;
    bottom: var(--space-10);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
    color: var(--color-text-tertiary);
    font-size: var(--text-sm);
    opacity: 0;
    animation: fadeIn 0.8s ease 1s forwards;
}

.hero-scroll .mouse {
    width: 24px;
    height: 38px;
    border: 2px solid var(--color-text-tertiary);
    border-radius: 12px;
    position: relative;
}

.hero-scroll .wheel {
    width: 4px;
    height: 8px;
    background-color: var(--color-accent-primary);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0%, 100% { opacity: 1; transform: translateX(-50%) translateY(0); }
    50% { opacity: 0.3; transform: translateX(-50%) translateY(10px); }
}

/* ===== SERVICES SECTION ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-8);
}

.service-card {
    background: linear-gradient(135deg, var(--color-bg-card) 0%, var(--color-bg-secondary) 100%);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-10);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--color-accent-gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-accent-primary);
    box-shadow: 0 20px 60px rgba(99, 102, 241, 0.15);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(139, 92, 246, 0.1));
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-6);
    color: var(--color-accent-primary);
}

.service-icon svg {
    width: 32px;
    height: 32px;
}

.service-title {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-4);
}

.service-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-6);
}

.service-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.service-feature {
    padding: var(--space-1) var(--space-3);
    background-color: var(--color-bg-tertiary);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    color: var(--color-text-tertiary);
}

/* ===== ABOUT PREVIEW SECTION ===== */
.about-preview {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

.about-visual {
    position: relative;
}

.about-image-container {
    position: relative;
    border-radius: var(--radius-3xl);
    overflow: hidden;
    aspect-ratio: 4/5;
    background: linear-gradient(135deg, var(--color-bg-card), var(--color-bg-secondary));
}

.about-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    color: var(--color-text-tertiary);
}

.about-image-placeholder svg {
    width: 80px;
    height: 80px;
    opacity: 0.5;
}

.about-badge {
    position: absolute;
    background-color: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-5) var(--space-6);
    box-shadow: var(--shadow-xl);
}

.about-badge-years {
    bottom: var(--space-8);
    left: -var(--space-8);
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.about-badge-number {
    font-family: var(--font-display);
    font-size: var(--text-4xl);
    font-weight: var(--font-black);
    background: var(--color-accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.about-badge-text {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: 1.3;
}

.about-badge-twins {
    top: var(--space-8);
    right: -var(--space-8);
    text-align: center;
}

.about-badge-twins .twin-icons {
    display: flex;
    justify-content: center;
    gap: var(--space-2);
    margin-bottom: var(--space-2);
}

.about-badge-twins .twin-icon {
    width: 40px;
    height: 40px;
    background: var(--color-accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-bold);
}

.about-content h2 {
    margin-bottom: var(--space-6);
}

.about-text {
    margin-bottom: var(--space-8);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    margin-bottom: var(--space-8);
}

.stat {
    text-align: center;
    padding: var(--space-4);
    background-color: var(--color-bg-card);
    border-radius: var(--radius-xl);
}

.stat-number {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    color: var(--color-accent-primary);
    line-height: 1;
    margin-bottom: var(--space-2);
}

.stat-label {
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
}

@media (max-width: 1024px) {
    .about-preview {
        grid-template-columns: 1fr;
        gap: var(--space-12);
    }
    
    .about-visual {
        order: -1;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .about-badge-years {
        left: var(--space-4);
        bottom: var(--space-4);
    }
    
    .about-badge-twins {
        right: var(--space-4);
        top: var(--space-4);
    }
}

/* ===== PORTFOLIO SECTION ===== */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
}

.portfolio-item {
    position: relative;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    aspect-ratio: 16/10;
    background: linear-gradient(135deg, var(--color-bg-card), var(--color-bg-tertiary));
    cursor: pointer;
}

.portfolio-item.large {
    grid-column: span 2;
    aspect-ratio: 21/9;
}

.portfolio-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.portfolio-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.portfolio-placeholder.gradient-1 {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
}

.portfolio-placeholder.gradient-2 {
    background: linear-gradient(135deg, #2d132c 0%, #801336 50%, #c72c41 100%);
}

.portfolio-placeholder.gradient-3 {
    background: linear-gradient(135deg, #0a3d62 0%, #3c6382 50%, #60a3bc 100%);
}

.portfolio-placeholder.gradient-4 {
    background: linear-gradient(135deg, #1e5128 0%, #4e9f3d 50%, #8ee53f 100%);
}

.portfolio-placeholder.gradient-5 {
    background: linear-gradient(135deg, #4a0e4e 0%, #812772 50%, #bc4b96 100%);
}

.portfolio-placeholder.gradient-6 {
    background: linear-gradient(135deg, #1f1c2c 0%, #928dab 100%);
}

.portfolio-placeholder .project-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.portfolio-placeholder .project-icon svg {
    width: 40px;
    height: 40px;
    color: white;
    opacity: 0.9;
}

.portfolio-placeholder::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 50%);
    animation: shimmer 8s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(25%, 25%); }
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(10, 10, 15, 0.95) 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-8);
    opacity: 1;
    transition: opacity var(--transition-base);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-item:hover .portfolio-image {
    transform: scale(1.05);
}

.portfolio-category {
    font-size: var(--text-sm);
    color: var(--color-accent-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-2);
}

.portfolio-title {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-3);
}

.portfolio-desc {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

@media (max-width: 768px) {
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-item.large {
        grid-column: span 1;
        aspect-ratio: 16/10;
    }
}

/* ===== TECH STACK SECTION ===== */
.tech-marquee {
    overflow: hidden;
    padding: var(--space-8) 0;
    background: linear-gradient(90deg, var(--color-bg-primary), transparent 5%, transparent 95%, var(--color-bg-primary));
}

.tech-track {
    display: flex;
    gap: var(--space-12);
    animation: marquee 30s linear infinite;
}

.tech-track:hover {
    animation-play-state: paused;
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.tech-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-6);
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    white-space: nowrap;
    transition: all var(--transition-fast);
}

.tech-item:hover {
    border-color: var(--color-accent-primary);
    background-color: var(--color-bg-elevated);
}

.tech-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-xl);
}

.tech-name {
    font-weight: var(--font-medium);
    color: var(--color-text-secondary);
}

/* ===== TESTIMONIALS SECTION ===== */
.testimonials-wrapper {
    position: relative;
}

.testimonials-track {
    display: flex;
    gap: var(--space-8);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: var(--space-4);
    margin: calc(var(--space-4) * -1);
}

.testimonials-track::-webkit-scrollbar {
    display: none;
}

.testimonial-card {
    flex: 0 0 400px;
    scroll-snap-align: center;
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    position: relative;
}

.testimonial-quote {
    position: absolute;
    top: var(--space-6);
    right: var(--space-6);
    font-size: var(--text-5xl);
    color: var(--color-accent-primary);
    opacity: 0.2;
    font-family: Georgia, serif;
    line-height: 1;
}

.testimonial-content {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-8);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.testimonial-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--color-accent-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-bold);
    font-size: var(--text-xl);
}

.testimonial-info h4 {
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-1);
}

.testimonial-info p {
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
}

/* ===== CTA SECTION ===== */
.cta-section {
    position: relative;
    overflow: hidden;
}

.cta-container {
    background: linear-gradient(135deg, var(--color-bg-secondary), var(--color-bg-tertiary));
    border: 1px solid var(--color-border);
    border-radius: var(--radius-3xl);
    padding: var(--space-20);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--color-accent-glow), transparent 70%);
    filter: blur(100px);
    opacity: 0.3;
}

.cta-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    margin-bottom: var(--space-6);
}

.cta-text {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-10);
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    flex-wrap: wrap;
}

/* ===== FOOTER ===== */
.footer {
    background-color: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
    padding: var(--space-20) 0 var(--space-8);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-12);
    margin-bottom: var(--space-16);
}

.footer-brand {
    max-width: 300px;
}

.footer-brand .logo {
    margin-bottom: var(--space-6);
}

.footer-brand p {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-6);
}

.footer-social {
    display: flex;
    gap: var(--space-3);
}

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg-tertiary);
    border-radius: var(--radius-lg);
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background-color: var(--color-accent-primary);
    color: var(--color-text-primary);
    transform: translateY(-2px);
}

.footer-column h4 {
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-6);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-link {
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: var(--color-accent-primary);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-border);
}

.footer-copyright {
    color: var(--color-text-tertiary);
    font-size: var(--text-sm);
}

.footer-legal {
    display: flex;
    gap: var(--space-6);
}

.footer-legal a {
    color: var(--color-text-tertiary);
    font-size: var(--text-sm);
    transition: color var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--color-text-secondary);
}

@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .footer-brand {
        grid-column: span 2;
    }
}

@media (max-width: 640px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-brand {
        grid-column: span 1;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }
}

/* ===== PAGE HEADERS ===== */
.page-header {
    min-height: 60vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: var(--space-32);
    overflow: hidden;
}

.page-header-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.page-header .breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
    margin-bottom: var(--space-6);
}

.breadcrumb a {
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.breadcrumb a:hover {
    color: var(--color-accent-primary);
}

.page-header-title {
    margin-bottom: var(--space-6);
}

.page-header-subtitle {
    font-size: var(--text-xl);
    color: var(--color-text-secondary);
}