/* =========================================================
   LINEA STUDIO — RESPONSIVE v2
   Mobile First — Premium App Feel
   ========================================================= */

/* --- MOBILE BASE (320px+) --- */
@media (max-width: 767px) {
    :root {
        --section-pad: 72px;
        --container-pad: 20px;
    }

    /* Header */
    .header {
        height: 60px;
    }

    .header__logo {
        font-size: 1.6rem;
    }

    .header__nav {
        display: none;
    }

    .header__toggle {
        display: flex;
    }

    /* Hero */
    .hero {
        padding-top: 60px;
        min-height: 100vh;
        min-height: 100dvh;
    }

    .hero .container {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .hero__content {
        padding: 48px 0 32px;
        text-align: left;
    }

    .hero__title {
        font-size: clamp(2.5rem, 11vw, 4.5rem);
        max-width: 100%;
        margin-bottom: 24px;
        overflow-wrap: break-word;
        word-wrap: break-word;
        hyphens: auto;
    }

    .hero__desc {
        margin-bottom: 36px;
        font-size: 0.95rem;
    }

    .hero__ctas {
        flex-direction: column;
        width: 100%;
    }

    .hero__ctas .btn {
        width: 100%;
        justify-content: center;
        padding: 18px 24px;
    }

    .hero__image {
        height: 45vh;
        border-left: none;
        border-top: 1px solid var(--border);
    }

    .hero__image::before {
        background: linear-gradient(to bottom, var(--bg) 0%, transparent 40%);
    }

    .scroll-indicator {
        display: none;
    }

    /* Section Headers */
    .section-header {
        grid-template-columns: 1fr;
        gap: 16px;
        margin-bottom: 48px;
        padding-bottom: 24px;
    }

    .section-header__title {
        font-size: clamp(2rem, 8vw, 3rem);
    }

    /* About */
    .about-grid {
        grid-template-columns: 1fr;
    }

    .about-grid__text {
        padding: 40px 24px;
    }

    .about-grid__image {
        border-left: none;
        border-top: var(--grid-border);
    }

    .about-grid__image img {
        min-height: 280px;
    }

    /* Services */
    .services-grid {
        grid-template-columns: 1fr;
    }

    .service-cell {
        padding: 32px 24px;
        min-height: auto;
    }

    .service-cell__title {
        font-size: 1.6rem;
    }

    /* Why Us */
    .whyus-grid {
        grid-template-columns: 1fr;
    }

    .whyus-cell {
        padding: 32px 24px;
    }

    /* Projects */
    .projects-controls {
        flex-direction: column;
        gap: 16px;
        align-items: stretch;
    }

    .projects-filter {
        flex-wrap: wrap;
    }

    .projects-filter button {
        flex: 1;
        min-width: 45%;
        padding: 12px 12px;
        font-size: 0.6rem;
    }

    .project-row {
        grid-template-columns: 1fr auto;
        gap: 8px;
        padding: 20px 0;
    }

    .project-row__cat,
    .project-row__year {
        display: none;
    }

    .project-row__name {
        font-size: 1.2rem;
    }

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

    .project-card__info {
        padding: 20px;
    }

    /* Stats */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stat-cell {
        padding: 40px 20px;
    }

    .stat-cell__number {
        font-size: clamp(2.5rem, 10vw, 4rem);
    }

    /* Process */
    .process-item {
        flex-direction: column;
        gap: 20px;
        padding: 32px 0;
    }

    .process-item__number {
        width: 52px;
        height: 52px;
        font-size: 1.2rem;
    }

    .process-item__content h4 {
        font-size: 1.4rem;
    }

    /* Features */
    .feature-item {
        grid-template-columns: 20px 1fr;
        gap: 16px;
        padding: 28px 0;
    }

    .feature-item__title {
        font-size: 1.3rem;
    }

    /* Testimonials */
    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .testimonial-block {
        padding: 36px 24px;
    }

    .testimonial-block__quote {
        font-size: 1.05rem;
        padding-left: 20px;
    }

    /* Team */
    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .team-member__info {
        padding: 16px;
    }

    .team-member__name {
        font-size: 1.1rem;
    }

    /* CTA */
    .cta-section {
        padding: 72px 0;
    }

    .cta-section h2 {
        font-size: clamp(2.5rem, 10vw, 4rem);
    }

    .cta-section::before {
        font-size: 6rem;
    }

    /* Footer */
    .footer {
        padding: 60px 0 32px;
    }

    .footer__grid {
        grid-template-columns: 1fr;
        gap: 36px;
        padding-bottom: 36px;
    }

    .footer__logo {
        font-size: 2rem;
    }

    .footer__bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    /* Contact */
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .contact-form {
        padding: 36px 24px;
    }

    .contact-info {
        border-left: none;
        border-top: var(--grid-border);
        padding: 36px 24px;
    }

    /* Page Header */
    .page-header {
        padding-top: 120px;
        padding-bottom: 48px;
    }

    .page-header h1 {
        font-size: clamp(3rem, 12vw, 5rem);
    }

    /* Story Grid */
    .story-grid {
        grid-template-columns: 1fr;
    }

    .story-grid__content {
        padding: 40px 24px;
    }

    .story-grid__image {
        border-left: none;
        border-top: var(--grid-border);
    }

    .story-grid__image img {
        min-height: 280px;
    }

    /* Timeline */
    .timeline-item {
        grid-template-columns: 1fr;
        gap: 8px;
        padding: 28px 0;
    }

    .timeline-item__year {
        text-align: left;
        padding-right: 0;
        font-size: 2rem;
    }

    .timeline-item__content {
        padding-left: 0;
        border-left: 3px solid var(--accent);
        padding-left: 20px;
    }

    .timeline-item__content h4 {
        font-size: 1.2rem;
    }

    /* Values */
    .values-grid {
        grid-template-columns: 1fr;
    }

    .value-cell {
        padding: 32px 24px;
    }

    /* Awards */
    .award-row {
        grid-template-columns: 60px 1fr;
        gap: 12px;
        padding: 20px 0;
    }

    .award-row__org,
    .award-row__cat {
        display: none;
    }

    .award-row__year {
        font-size: 1.1rem;
    }

    .award-row__name {
        font-size: 1rem;
    }

    /* Service Detail */
    .service-detail {
        padding: 48px 0;
    }

    .service-detail__grid {
        grid-template-columns: 1fr;
    }

    .service-detail__content {
        padding: 36px 24px;
    }

    .service-detail__image {
        border-left: none;
        border-top: var(--grid-border);
    }

    .service-detail__image img {
        min-height: 240px;
    }

    /* Portfolio Filters */
    .portfolio-filters {
        flex-direction: column;
    }

    .portfolio-filters button {
        border-right: none;
        border-bottom: var(--grid-border);
        padding: 14px 20px;
    }

    .portfolio-filters button:last-child {
        border-bottom: none;
    }

    /* WhatsApp */
    .whatsapp-btn {
        bottom: 20px;
        right: 20px;
        width: 52px;
        height: 52px;
    }

    /* Buttons */
    .btn {
        padding: 16px 24px;
        font-size: 0.65rem;
    }

    /* Mobile Menu */
    .mobile-menu {
        padding: 80px 24px 32px;
    }

    .mobile-menu a {
        font-size: clamp(2rem, 8vw, 3rem);
        padding: 14px 0;
    }

    /* Marquee */
    .marquee__item {
        font-size: 1.2rem;
        padding: 0 20px;
    }

    /* Labels */
    .label {
        font-size: 0.6rem;
    }

    .label::before {
        width: 16px;
    }

    /* Section padding */
    .section {
        padding-top: 64px;
        padding-bottom: 64px;
    }

    /* Page loader */
    .page-loader__text {
        font-size: 2rem;
    }
}

/* --- SMALL TABLETS (768px+) --- */
@media (min-width: 768px) and (max-width: 1023px) {
    :root {
        --section-pad: 80px;
        --container-pad: 32px;
    }

    .header__nav {
        gap: 20px;
    }

    .header__nav a {
        font-size: 0.6rem;
    }

    .header__toggle {
        display: none;
    }

    /* Hero */
    .hero .container {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .hero__content {
        padding: 60px 0 32px;
    }

    .hero__title {
        font-size: clamp(3.5rem, 10vw, 6rem);
    }

    .hero__image {
        height: 50vh;
        border-left: none;
        border-top: 1px solid var(--border);
    }

    .hero__image::before {
        background: linear-gradient(to bottom, var(--bg) 0%, transparent 30%);
    }

    /* Section Header */
    .section-header {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    /* Grids */
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }

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

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

    /* Footer */
    .footer__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }

    /* Contact */
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .contact-info {
        border-left: none;
        border-top: var(--grid-border);
    }

    /* Values */
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* About + Story */
    .about-grid,
    .story-grid {
        grid-template-columns: 1fr;
    }

    .about-grid__image,
    .story-grid__image {
        border-left: none;
        border-top: var(--grid-border);
    }

    /* Service Detail */
    .service-detail__grid {
        grid-template-columns: 1fr;
    }

    .service-detail__image {
        border-left: none;
        border-top: var(--grid-border);
    }

    .portfolio-filters {
        flex-wrap: wrap;
    }

    .portfolio-filters button {
        flex: none;
    }
}

/* --- LARGE TABLETS / SMALL DESKTOP (1024px+) --- */
@media (min-width: 1024px) and (max-width: 1279px) {
    :root {
        --container-pad: 40px;
    }

    .header__toggle {
        display: none;
    }

    .hero .container {
        grid-template-columns: 1.2fr 1fr;
    }

    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .team-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .footer__grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

/* --- DESKTOP (1280px+) --- */
@media (min-width: 1280px) {
    .header__toggle {
        display: none;
    }
}

/* --- LARGE SCREENS (1440px+) --- */
@media (min-width: 1440px) {
    :root {
        --container-pad: 64px;
    }
}

/* --- TOUCH OPTIMIZATIONS --- */
@media (hover: none) and (pointer: coarse) {
    /* Disable hover effects on touch devices for better performance */
    .service-cell::before {
        display: none;
    }

    .service-cell__title {
        color: var(--white);
    }

    .service-cell__desc {
        color: #999;
    }

    .project-row:hover {
        padding-left: 0;
        padding-right: 0;
        background: transparent;
    }

    .process-item:hover {
        padding-left: 0;
    }

    .feature-item:hover {
        padding-left: 0;
    }

    /* Increase tap targets */
    .btn {
        min-height: 48px;
    }

    .project-row {
        min-height: 56px;
    }

    .projects-filter button,
    .projects-toggle button {
        min-height: 44px;
    }

    .portfolio-filters button {
        min-height: 48px;
    }
}

/* --- PRINT STYLES --- */
@media print {
    .header,
    .mobile-menu,
    .whatsapp-btn,
    .page-loader,
    .scroll-indicator,
    .marquee {
        display: none !important;
    }

    .section {
        page-break-inside: avoid;
    }

    body {
        color: #000;
        background: #fff;
    }

    .section--dark,
    .hero,
    .page-header {
        background: #fff;
        color: #000;
    }
}

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

    .page-loader {
        display: none !important;
    }

    .reveal,
    .reveal-left,
    .reveal-right {
        opacity: 1 !important;
        transform: none !important;
    }

    .reveal-stagger > * {
        opacity: 1 !important;
        transform: none !important;
    }

    .img-reveal::after {
        display: none !important;
    }
}