/* /assets/css/responsive.css */

/* Desktop & Large Screens */
@media (max-width: 1199px) {
    .container,
    .header-container,
    .global-header__container,
    .footer-container,
    .global-footer__container,
    [class$="__container"] {
        padding-left: var(--spacing-6);
        padding-right: var(--spacing-6);
    }
}

/* Tablet (768px – 992px) */
@media (max-width: 992px) {
    .two-column-layout,
    .service-hero__container,
    .hero-split-layout,
    .feature-split {
        grid-template-columns: 1fr;
        gap: var(--spacing-7);
    }
    .grid-3,
    .process-pipeline,
    [class$="__grid"],
    .capabilities-grid__list,
    .use-cases-grid,
    .intent-tiers {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-6);
    }
}

/* Mobile (480px – 767px) */
@media (max-width: 767px) {
    .container,
    .header-container,
    .global-header__container,
    .footer-container,
    .global-footer__container,
    [class$="__container"] {
        padding-left: 20px;
        padding-right: 20px;
    }
    
    section,
    main > section,
    [class$="-section"] {
        padding: var(--spacing-8) 0;
    }
    
    .hero-section,
    .service-hero,
    [class$="-hero"] {
        padding: var(--spacing-9) 0 var(--spacing-7);
    }
    
    .grid-3,
    .grid-2,
    .process-pipeline,
    [class$="__grid"],
    .capabilities-grid__list,
    .use-cases-grid,
    .intent-tiers,
    .human-ai-grid,
    .case-study-list,
    .two-col-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: var(--spacing-6);
    }

    /* Mobile Accessible Navigation */
    .mobile-menu-toggle {
        display: flex;
        z-index: calc(var(--z-nav-mobile) + 1);
    }
    
    nav,
    .global-header__nav {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background-color: var(--color-navy-deep);
        padding: 100px 24px 40px;
        transform: translateX(100%);
        transition: transform var(--transition-base);
        z-index: var(--z-nav-mobile);
        overflow-y: auto;
    }
    
    nav.is-open,
    .global-header__nav.is-open {
        transform: translateX(0);
    }
    
    nav ul,
    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-5);
    }
    
    nav a,
    .nav-list__item a {
        font-size: 1.25rem;
    }
    
    .header-cta,
    .global-header__action {
        display: none;
    }
}

/* Small Tablet / Phablet (< 600px) */
@media (max-width: 600px) {
    .form-row,
    .form-grid {
        grid-template-columns: 1fr;
    }

    .card,
    .location-card,
    .capability-card,
    .work-card,
    .service-card,
    .proof-card,
    .case-study-card,
    .methodology-stage,
    .process-step,
    .intent-tier,
    .use-case,
    .human-role,
    .standard-feature,
    .creative-feature,
    .identity-element,
    [class*="-capability"],
    .hero-stat-item,
    .principle-item,
    .guide-item,
    .context-item {
        padding: var(--spacing-5);
    }
}

/* Mobile (< 480px) */
@media (max-width: 480px) {
    .btn,
    .btn-primary,
    .btn--primary,
    .btn-secondary,
    .btn--secondary {
        width: 100%;
    }
    
    .button-group,
    .service-hero__actions,
    .cta-actions {
        flex-direction: column;
        width: 100%;
        gap: var(--spacing-3);
    }
    
    h1 {
        font-size: clamp(1.85rem, 7vw, 2.25rem);
    }

    h2 {
        font-size: clamp(1.5rem, 5.5vw, 1.85rem);
    }
}

/* Compact Mobile (< 375px) */
@media (max-width: 375px) {
    .container,
    .header-container,
    .global-header__container,
    .footer-container,
    .global-footer__container,
    [class$="__container"] {
        padding-left: 16px;
        padding-right: 16px;
    }

    h1 {
        font-size: 1.75rem;
        letter-spacing: -0.02em;
    }

    .hero-tagline,
    .service-hero__tagline {
        font-size: 0.8125rem;
    }
}

/* Minimum Screen Width (< 320px) */
@media (max-width: 320px) {
    .container,
    .header-container,
    .global-header__container,
    .footer-container,
    .global-footer__container,
    [class$="__container"] {
        padding-left: 12px;
        padding-right: 12px;
    }

    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.25rem;
    }

    .card,
    .capability-card,
    .service-card {
        padding: var(--spacing-4);
    }

    .logo-link img,
    .global-header__logo img {
        max-width: 125px;
        height: auto;
    }
}