/* =============================================
   RESPONSIVE STYLES — LifterPlus Theme
   ============================================= */

/* Desktop XL: > 1400px — full layout (default) */

/* =============================================
   DESKTOP: 1024–1400px
   ============================================= */
@media (max-width: 1400px) {
    .container {
        max-width: 1100px;
    }

    h1 { font-size: 3rem; }
    h2 { font-size: 2.2rem; }
}

/* =============================================
   TABLET: 768–1023px
   ============================================= */
@media (max-width: 1023px) {
    :root {
        --section-padding: 80px 0;
    }

    .container {
        max-width: 720px;
    }

    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.5rem; }

    /* Header */
    .main-nav {
        display: none;
    }

    .header-phone {
        display: none;
    }

    .header-right-group {
        gap: 8px;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }

    .footer-about {
        grid-column: span 2;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    /* Page Header */
    .page-header-banner {
        height: 250px;
    }

    .page-header-content h1 {
        font-size: 2rem;
    }

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

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

    /* Why Us */
    .why-us-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    /* Stats */
    .stats-grid {
        gap: 30px;
    }

    /* CTA */
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

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

    /* Team */
    .team-grid {
        grid-template-columns: 1fr 1fr;
    }

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

    /* Service blocks */
    .service-block-inner {
        grid-template-columns: 1fr;
    }

    /* Partners */
    .partners-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* =============================================
   MOBILE: < 768px
   ============================================= */
@media (max-width: 767px) {
    :root {
        --section-padding: 60px 0;
        --header-height: 70px;
        --header-height-scrolled: 60px;
    }

    .container {
        padding: 0 15px;
    }

    h1 { font-size: 2rem; letter-spacing: 2px; }
    h2 { font-size: 1.7rem; letter-spacing: 2px; }
    h3 { font-size: 1.3rem; }

    .section-header {
        margin-bottom: 40px;
    }

    .btn {
        padding: 12px 30px;
        font-size: 13px;
        letter-spacing: 2px;
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .footer-about {
        grid-column: span 1;
    }

    .footer-grid {
        padding: 40px 0 30px;
    }

    /* Page Header */
    .page-header-banner {
        height: 200px;
    }

    .page-header-content h1 {
        font-size: 1.8rem;
    }

    /* Hero */
    .hero-section {
        min-height: 80vh;
    }

    .hero-title {
        font-size: 2.5rem !important;
    }

    .hero-subtitle {
        font-size: 1rem !important;
    }

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

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

    /* Stats */
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .stat-number {
        font-size: 3rem;
    }

    /* Team */
    .team-grid {
        grid-template-columns: 1fr;
    }

    /* Timeline */
    .timeline::before {
        left: 20px;
    }

    .timeline-item {
        padding-left: 50px;
    }

    /* Partners */
    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .partner-item {
        height: 110px;
        padding: 18px;
    }

    .partner-item img {
        max-height: 70px;
    }

    /* Parallax — disable on mobile */
    .parallax-bg {
        background-attachment: scroll;
    }

    /* Elevator Animation — simplified */
    .floor-counter {
        font-size: 50px;
    }

    /* Project filters */
    .project-filters {
        flex-wrap: wrap;
        gap: 8px;
    }

    .project-filter-btn {
        font-size: 12px;
        padding: 8px 15px;
    }
}

/* =============================================
   MOBILE SM: < 480px
   ============================================= */
@media (max-width: 479px) {
    h1 { font-size: 1.6rem; }
    h2 { font-size: 1.4rem; }

    .hero-title {
        font-size: 2rem !important;
    }

    .logo-text {
        font-size: 18px;
        letter-spacing: 2px;
    }

    .stat-number {
        font-size: 2.5rem;
    }

    .section-header h2 {
        font-size: 1.4rem;
    }

    .footer-logo {
        font-size: 20px;
    }

    .cta-section h2 {
        font-size: 1.5rem;
    }
}