/* ============================================================
   SPARTA BOOK PUBLISHING - Responsive Stylesheet
   Breakpoints follow Bootstrap 5 standard:
   - xs: < 576px  (Mobile Portrait)
   - sm: ≥ 576px  (Mobile Landscape)
   - md: ≥ 768px  (Tablet)
   - lg: ≥ 992px  (Desktop)
   - xl: ≥ 1200px (Large Desktop)
   ============================================================ */

/* ============================================================
   TABLET (max 991px) - Medium & Small screens
   ============================================================ */
@media (max-width: 991.98px) {

    /* --- Top Bar --- */
    .top-bar .offer-text {
        font-size: 0.75rem;
        /* Slightly smaller offer text on tablet */
    }

    /* --- Navigation --- */
    .main-navbar {
        padding: 10px 0;
    }

    /* Collapse mobile menu background */
    .main-navbar .navbar-collapse {
        background: var(--color-primary);
        padding: 20px;
        border-radius: var(--radius-md);
        margin-top: 15px;
        box-shadow: var(--shadow-md);
    }

    .main-navbar .nav-link {
        color: var(--color-text-white) !important;
        padding: 12px 15px !important;
    }

    .main-navbar .nav-link:hover,
    .main-navbar .nav-link.active {
        color: var(--color-accent) !important;
        background: rgba(255, 255, 255, 0.05);
        border-radius: var(--radius-sm);
    }

    .main-navbar .nav-cta-btn {
        text-align: center;
        margin-top: 15px;
        padding: 12px !important;
        display: block;
    }

    .experience-badge {
        bottom: -15px;
        right: -10px;
    }

    /* --- Process steps --- */
    .process-step:not(:last-child)::after {
        left: 26px;
        top: 54px;
    }

    /* --- Logo text adjustment --- */
    .logo-text .brand-name {
        font-size: 1rem;
    }

    /* --- Section spacing reduction on tablet --- */
    :root {
        --section-padding: 60px 0;
        --section-padding-sm: 40px 0;
    }
}

/* ============================================================
   MOBILE (max 767px) - Small screens
   ============================================================ */
@media (max-width: 767.98px) {

    /* --- Top Bar Mobile --- */
    .top-bar .d-flex {
        flex-direction: column;
        text-align: center;
        gap: 6px !important;
    }

    .top-bar {
        padding: 10px 0;
        text-align: center;
    }

    /* --- Navbar logo text hide on very small screens --- */
    .logo-text .brand-tagline {
        display: none;
    }

    /* --- Hero Section Mobile --- */
    .hero-section {
        min-height: auto;
    }

    .hero-content {
        padding: 70px 0 40px;
        text-align: center;
    }

    .hero-heading {
        font-size: clamp(1.7rem, 7vw, 2.5rem);
    }

    .hero-desc {
        font-size: 0.95rem;
        margin: 0 auto 30px;
    }

    /* Hero buttons - stack vertically on mobile */
    .hero-buttons,
    .hero-section-centered .d-flex.gap-3.flex-wrap {
        justify-content: center;
        flex-direction: column;
        align-items: center;
        gap: 15px !important;
    }

    .hero-buttons .btn-gold,
    .hero-buttons .btn-navy,
    .hero-buttons .btn-outline-light-custom,
    .hero-section-centered .btn-gold,
    .hero-section-centered .btn-navy {
        width: 100%;
        max-width: 320px;
        justify-content: center;
        margin: 0 !important;
    }

    /* Hero stats - 2 columns on mobile */
    .hero-stats {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
        justify-items: center;
    }

    .stat-number {
        font-size: 1.6rem;
    }

    /* --- Sections padding reduction on mobile --- */
    :root {
        --section-padding: 50px 0;
        --section-padding-sm: 35px 0;
    }

    /* --- Service cards - full width on mobile --- */
    .service-card {
        padding: 28px 22px;
    }

    /* --- About section mobile --- */
    .about-image-wrap img {
        height: 280px;
    }

    .experience-badge {
        bottom: -10px;
        right: 0;
    }

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

    .cta-buttons .btn-gold,
    .cta-buttons .btn-outline-light-custom {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }

    /* --- Contact form mobile padding --- */
    .contact-form-wrap {
        padding: 28px 20px;
    }

    /* --- Footer columns on mobile --- */
    .footer-newsletter .newsletter-form {
        flex-direction: column;
        /* Stack email input and button vertically */
    }

    /* --- Page hero mobile --- */
    .page-hero {
        padding: 80px 0 45px;
    }

    /* --- Process steps on mobile --- */
    .process-step {
        flex-direction: column;
        gap: 12px;
        margin-bottom: 30px;
    }

    .process-step:not(:last-child)::after {
        display: none;
        /* Hide connector line on mobile vertical stack */
    }

    .step-number {
        align-self: flex-start;
    }

    /* --- WhatsApp float button mobile position --- */
    .whatsapp-float {
        bottom: 20px;
        right: 16px;
    }

    .whatsapp-btn {
        width: 52px;
        height: 52px;
    }

    /* --- Scroll to top mobile position --- */
    .scroll-to-top {
        bottom: 82px;
        right: 20px;
    }

    /* --- Blog post featured image mobile --- */
    .blog-post-featured-img {
        height: 240px;
    }

    /* --- Rating summary mobile --- */
    .rating-summary {
        padding: 28px 20px;
    }

    /* --- Process buttons mobile --- */
    .btn-row-process {
        flex-direction: column;
        align-items: center;
        gap: 15px !important;
    }

    .btn-row-process .btn-navy,
    .btn-row-process .btn-gold {
        width: 100%;
        max-width: 320px;
        justify-content: center;
    }
}

/* ============================================================
   EXTRA SMALL MOBILE (max 575px)
   ============================================================ */
@media (max-width: 575.98px) {

    /* Font further reduction on very small screens */
    .section-title {
        font-size: 1.6rem;
    }

    /* 1 column grid on extra small */
    .hero-stats {
        grid-template-columns: 1fr 1fr;
        /* Keep 2 columns but smaller */
    }

    /* FAQ accordion padding */
    .faq-accordion .accordion-button {
        font-size: 0.88rem;
        padding: 16px 18px;
    }

    .faq-accordion .accordion-body {
        padding: 0 18px 16px;
    }

    /* Review card padding */
    .review-card {
        padding: 22px 20px;
    }

    /* Book card image smaller */
    .book-card img {
        height: 200px;
    }

    /* Footer brand logo */
    .footer-brand .footer-logo {
        height: 45px;
    }

    /* Footer bottom flex wrap */
    .footer-bottom .d-flex {
        flex-direction: column;
        text-align: center;
        gap: 8px;
    }
}

/* ============================================================
   LARGE DESKTOP (min 1200px) - Extra spacing
   ============================================================ */
@media (min-width: 1200px) {
    :root {
        --section-padding: 100px 0;
    }

    .hero-content {
        padding: 120px 0 80px;
    }
}

/* ============================================================
   PRINT STYLES - for printing pages
   ============================================================ */
@media print {

    .top-bar,
    .main-navbar,
    .whatsapp-float,
    .scroll-to-top,
    .site-footer {
        display: none !important;
    }

    body {
        background: white;
        color: black;
    }

    h1,
    h2,
    h3,
    h4 {
        color: var(--color-text);
    }
}