/**
 * ============================================
 * SKYRUM - Responsive Styles
 * ============================================
 * 
 * Mobil-first yaklaşımla tüm breakpoint'ler için
 * responsive düzenlemeler.
 * 
 * Breakpoints:
 * - sm: 640px
 * - md: 768px  
 * - lg: 1024px
 * - xl: 1280px
 * 
 * @author Skyrum Development Team
 * @version 1.0.0
 */

/* Masaüstünde mobil menü öğeleri gizli */
.navbar__mobile-backdrop,
.navbar__mobile-drawer {
    display: none !important;
}

/* ==================== LARGE SCREENS (max-width: 1024px) ==================== */

@media (max-width: 1024px) {
    /* Typography Scale Down */
    h1 {
        font-size: var(--text-4xl);
    }

    h2 {
        font-size: var(--text-3xl);
    }

    /* Solutions Grid – tablette 2 sütun, taşma olmasın */
    .solutions__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-6);
    }
    .solution-card {
        min-width: 0;
    }

    /* Tech Grid – index Çözümlerimiz ile birebir aynı: alt alta 3 kart, her biri yatay (solda ince resim) */
    .tech-grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
    .tech-card {
        display: flex;
        flex-direction: row;
        align-items: stretch;
        background-color: var(--bg-secondary);
        border: var(--border-width) solid var(--border-light);
        overflow: hidden;
    }
    .tech-card:hover {
        transform: none;
        border-color: var(--color-primary-200);
        box-shadow: var(--shadow-md);
    }
    .tech-card__image {
        flex-shrink: 0;
        width: 100px;
        min-width: 100px;
        height: 100px;
        max-height: 100px;
        overflow: hidden;
    }
    .tech-card__image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    .tech-card__content {
        flex: 1;
        min-width: 0;
        padding: var(--space-5);
        display: flex;
        flex-direction: column;
        justify-content: center;
    }

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

    /* Services Grid */
    .services__grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    /* About Cards – tek sütun, tam ortalı (margin: 0 auto) */
    .about__cards {
        display: block;
        width: 100%;
        max-width: 560px;
        margin-left: -15px;
        margin-right: auto !important;
        margin-bottom: var(--space-16);
    }
    .about__cards .about-card {
        display: block;
        width: 100%;
        margin-bottom: var(--space-6);
    }
    .about__cards .about-card:last-child {
        margin-bottom: 0;
    }
    .about__header {
        text-align: center;
        margin-left: auto;
        margin-right: auto;
        max-width: 560px;
    }
    .about__description {
        text-align: center;
    }
    .about .values,
    .about .why-skyrum {
        width: 100%;
    }

    /* News Grid */
    .news__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Footer Grid – tablette de tek sütun, sıkışıklık olmasın */
    .footer__grid {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

    .footer__brand {
        grid-column: auto;
    }
}

/* ==================== MEDIUM SCREENS (max-width: 768px) ==================== */

@media (max-width: 768px) {
    /* Mobilde üst boşluk: diğer sayfalar 72px, sadece ana sayfa 42px */
    body {
        padding-top: 72px;
    }
    body.page-index {
        padding-top: 12px;
    }

    /* Mobilde yatay kaydırma yok: sadece yukarı-aşağı scroll */
    html, body {
        overflow-x: hidden;
        max-width: 100%;
    }

    #navbar-container,
    #footer-container,
    .container,
    section {
        max-width: 100%;
    }

    /* ========== Mobil menü: navbarın üstünde, tam ekran overlay ========== */
    .navbar__nav { display: none !important; }
    .navbar__toggle {
        display: flex !important;
        position: relative;
        z-index: 100002;
    }

    /* Backdrop: tüm ekran, navbar dahil her şeyin üstünde */
    .navbar__mobile-backdrop {
        display: block;
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        bottom: 0 !important;
        width: 100vw !important;
        height: 100vh !important;
        min-height: 100vh;
        background: rgba(0, 0, 0, 0.5);
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transition: opacity 0.25s ease, visibility 0.25s ease;
        z-index: 99998;
    }
    .navbar--open .navbar__mobile-backdrop {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }

    /* Drawer: sağdan açılan panel, kısa ve yuvarlatılmış köşeler */
    .navbar__mobile-drawer {
        display: block !important;
        position: fixed !important;
        top: 0.75rem !important;
        right: 0.75rem !important;
        bottom: auto !important;
        left: auto !important;
        width: 260px;
        max-width: 85vw;
        max-height: calc(100vh - 1.5rem);
        height: auto;
        min-height: auto;
        background: #ffffff !important;
        border-radius: 1rem 0 0 1rem;
        box-shadow: -8px 0 32px rgba(0, 0, 0, 0.2);
        transform: translateX(100%);
        transition: transform 0.3s ease;
        z-index: 99999;
        overflow-x: hidden;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        visibility: visible;
    }
    .navbar--open .navbar__mobile-drawer {
        transform: translateX(0);
    }

    .navbar__mobile-drawer-inner {
        padding: 0.875rem 1rem;
        padding-top: 3.5rem;
        padding-bottom: 0.875rem;
        min-height: auto;
        visibility: visible;
    }
    .navbar__mobile-title {
        margin: 0 0 0.5rem 0;
        padding: 0 0 0.5rem 0;
        font-size: 1rem;
        font-weight: 700;
        color: #1f2937;
        border-bottom: 2px solid #e5e7eb;
    }
    .navbar__mobile-nav { margin: 0; display: block; visibility: visible; }
    .navbar__mobile-menu {
        list-style: none;
        margin: 0;
        padding: 0;
        display: flex !important;
        flex-direction: column;
        gap: 0;
        visibility: visible;
    }
    .navbar__mobile-menu li { margin: 0; display: list-item; }
    .navbar__mobile-link {
        display: block !important;
        padding: 0.5rem 0.75rem;
        font-size: 0.9375rem;
        font-weight: 500;
        color: #374151;
        text-decoration: none;
        border-radius: 0.5rem;
        transition: background 0.15s, color 0.15s;
        border-bottom: 1px solid #f3f4f6;
        visibility: visible;
    }
    .navbar__mobile-link:hover,
    .navbar__mobile-link:focus {
        background: #eff6ff;
        color: #2563eb;
    }

    .navbar__mobile-link.active {
        background: #eff6ff;
        color: #2563eb;
        font-weight: 600;
    }

    /* Hamburger → X ikonu */
    .navbar--open .navbar__toggle .navbar__toggle-bar:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    .navbar--open .navbar__toggle .navbar__toggle-bar:nth-child(2) {
        opacity: 0;
    }
    .navbar--open .navbar__toggle .navbar__toggle-bar:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    /* Hero Section – navbar ile içerik arası boşluk çok az */
    .hero {
        min-height: auto;
        padding: var(--space-3) var(--container-padding) var(--space-6);
    }

    .hero__container {
        flex-direction: column;
        gap: var(--space-8);
        text-align: center;
    }

    .hero__content {
        max-width: 100%;
    }

    .hero__description {
        max-width: 100%;
        margin-inline: auto;
    }

    .hero__title {
        font-size: var(--text-3xl);
    }

    .hero__description {
        font-size: var(--text-base);
    }

    .hero__actions {
        flex-direction: column;
        align-items: center;
    }

    .hero__actions .btn {
        width: 100%;
        max-width: 320px;
    }

    .hero__visual {
        display: flex;
        width: 100%;
        max-width: 380px;
        margin-inline: auto;
    }

    /* Section Spacing */
    section {
        padding-block: var(--space-12);
    }

    /* Section Headers */
    .section-title {
        font-size: var(--text-2xl);
    }

    .section-subtitle {
        font-size: var(--text-base);
    }

    /* Solutions Grid – mobilde tek sütun, yazı taşmasın */
    .solutions__grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
    .solution-card {
        min-width: 0;
        max-width: 100%;
    }
    .solution-card__content {
        padding: var(--space-4);
    }
    .solution-card__title {
        font-size: var(--text-base);
    }
    .solution-card__description {
        font-size: var(--text-sm);
    }
    .solution-card__image {
        width: 80px;
        min-width: 80px;
    }

    /* Tech Grid – mobilde index Çözümlerimiz gibi: yatay kart, ince resim solda */
    .tech-grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
    .tech-card {
        display: flex;
        flex-direction: row;
        align-items: stretch;
        background-color: var(--bg-secondary);
        border: var(--border-width) solid var(--border-light);
    }
    .tech-card:hover {
        transform: none;
        border-color: var(--color-primary-200);
        box-shadow: var(--shadow-md);
    }
    .tech-card__image {
        flex-shrink: 0;
        width: 100px;
        min-width: 100px;
        height: 100px;
        max-height: 100px;
        overflow: hidden;
    }
    .tech-card__image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    .tech-card__content {
        flex: 1;
        min-width: 0;
        padding: var(--space-5);
        display: flex;
        flex-direction: column;
        justify-content: center;
    }

    .tech-capabilities__grid {
        grid-template-columns: 1fr;
    }

    /* R&D Section */
    .rnd-section {
        padding: var(--space-6);
    }

    .rnd-section__list {
        flex-direction: column;
        gap: var(--space-2);
    }

    /* Product Featured */
    .product-featured {
        grid-template-columns: 1fr;
        gap: var(--space-6);
        padding: var(--space-6);
    }

    .product-featured__title {
        font-size: var(--text-2xl);
    }

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

    /* Values Grid – mobilde kaydırılabilir, max 2 görünsün */
    .values__grid {
        grid-template-columns: 1fr;
        max-height: 280px;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }
    .values__title {
        text-align: center;
    }

    /* News Grid */
    .news__grid {
        grid-template-columns: 1fr;
    }

    /* CTA Section */
    .cta {
        padding: var(--space-12) 0;
    }

    .cta__title {
        font-size: var(--text-2xl);
    }

    .cta__description {
        font-size: var(--text-base);
    }

    /* Contact Grid */
    .contact__grid {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

    .contact__form {
        padding: var(--space-6);
    }

    .contact__map iframe {
        height: 320px;
        min-height: 240px;
    }

    /* Footer – mobilde sadece telif satırı; marka/linkler/iletişim gizle */
    .footer__grid {
        display: none !important;
    }

    .footer {
        padding: var(--space-6) var(--container-padding);
    }

    .footer .container {
        max-width: 100%;
        padding-inline: var(--space-4);
    }

    .footer__logo {
        justify-content: center;
    }

    .footer__tagline {
        text-align: center;
        max-width: 100%;
    }

    .footer__links,
    .footer__contact {
        margin-bottom: var(--space-6);
        text-align: center;
        min-width: 0;
    }

    .footer__title {
        text-align: center;
        margin-bottom: var(--space-3);
    }

    .footer__menu {
        text-align: center;
        padding-left: 0;
        list-style: none;
    }

    .footer__menu li {
        margin-bottom: var(--space-2);
        text-align: center;
    }

    /* İletişim satırları kelime ortasında bölünmesin; sadece boşluk/slash’ta kırılsın */
    .footer__links .footer__menu li,
    .footer__contact .footer__menu li {
        word-break: keep-all;
        overflow-wrap: normal;
    }

    .footer__menu a {
        word-wrap: break-word;
        overflow-wrap: break-word;
    }

    .footer__bottom {
        text-align: center;
    }

    .footer__copyright,
    .footer_copyright {
        text-align: center;
    }

    .footer__menu li:not(:has(a)) {
        word-wrap: break-word;
        overflow-wrap: break-word;
    }
}

/* ==================== SMALL SCREENS (max-width: 480px) ==================== */

@media (max-width: 480px) {
    /* Container Padding */
    :root {
        --container-padding: var(--space-4);
    }

    /* Typography */
    h1 {
        font-size: var(--text-2xl);
    }

    h2 {
        font-size: var(--text-xl);
    }

    h3 {
        font-size: var(--text-lg);
    }

    /* Hero */
    .hero__title {
        font-size: var(--text-2xl);
    }

    .hero__description {
        font-size: var(--text-sm);
    }

    /* Section Headers */
    .section-header {
        margin-bottom: var(--space-8);
    }

    .section-title {
        font-size: var(--text-xl);
    }

    .section-subtitle {
        font-size: var(--text-sm);
    }

    /* Cards */
    .solution-card__content,
    .tech-card__content,
    .service-card,
    .news-card {
        padding: var(--space-4);
    }
    .tech-card__image {
        width: 80px;
        min-width: 80px;
    }

    .service-card {
        padding: var(--space-6);
    }

    .service-card__icon {
        width: 48px;
        height: 48px;
    }

    /* About Section */
    .about-card {
        padding: var(--space-5);
    }

    .about__title {
        font-size: var(--text-2xl);
    }

    /* Value Items */
    .value-item {
        padding: var(--space-4);
    }

    /* Product Featured */
    .product-featured {
        padding: var(--space-4);
    }

    .product-featured__title {
        font-size: var(--text-xl);
    }

    /* CTA */
    .cta__title {
        font-size: var(--text-xl);
    }

    /* Contact Form */
    .contact__form {
        padding: var(--space-4);
    }

    /* Button Full Width on Mobile */
    .btn {
        padding: var(--space-3) var(--space-5);
    }
}

/* ==================== ACCESSIBILITY ==================== */

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --border-light: var(--color-neutral-400);
        --border-default: var(--color-neutral-500);
    }

    .navbar__link:hover,
    .navbar__link.active {
        text-decoration: underline;
    }
}

/* Print Styles */
@media print {
    .navbar,
    .hero__visual,
    .cta,
    .footer {
        display: none;
    }

    section {
        page-break-inside: avoid;
    }

    a[href]::after {
        content: " (" attr(href) ")";
    }
}