/* public/css/custom.css */

:root {
    /* Primary color using HSL for easy adjustments */
    --primary-h: 220; /* hue (blue) */
    --primary-s: 80%;
    --primary-l: 55%;
    --primary-color: hsl(var(--primary-h), var(--primary-s), var(--primary-l));
    --primary-light: hsl(var(--primary-h), var(--primary-s), 70%);
    --primary-dark: hsl(var(--primary-h), var(--primary-s), 40%);
    --bg-light: #f5f7fa;
    --bg-dark: #1a1b1e;
    --text-light: #1e1e1e;
    --text-dark: #f0f0f0;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-light);
    color: var(--text-light);
    transition: background-color 0.3s ease, color 0.3s ease;
}

html[data-theme="dark"] body {
    background-color: var(--extra-dark-bg);
    color: var(--light-text);
}

/* Glassmorphism cards */
.glass-card {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 1.5rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.12);
}

/* Apply glass to existing components */
.service-card, .project-card, .cta-section {
    composes: glass-card; /* using CSS modules style – will apply class */
}

/* Buttons use the green brand tone defined in the site settings. */
.btn-primary {
    background: var(--primary-color);
    border: 1px solid var(--primary-color);
    color: var(--extra-dark-bg);
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.3s ease, transform 0.2s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    background: var(--light-tone);
    border-color: var(--light-tone);
}

.btn-secondary,
.btn-header-cta {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-secondary:hover,
.btn-header-cta:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--extra-dark-bg);
}

.stat-number-area {
    display: inline-flex;
    align-items: baseline;
    gap: 0.12em;
    white-space: nowrap;
}

.stat-number-area .area-unit {
    font-size: 0.55em;
    font-weight: 700;
}

/* Lazy‑load placeholder (blur) */
.lazy-img {
    filter: blur(8px);
    transition: filter 0.3s ease;
}

.lazy-img.loaded {filter: blur(0);}

/* Light theme — default visitor experience */
html[data-theme="light"] body {
    background-color: #F6F4EF;
    color: #182C30;
}

html[data-theme="light"] #three-canvas { opacity: 0.12; }
html[data-theme="light"] .preloader { background: #F6F4EF; }
html[data-theme="light"] .preloader-bar { background: rgba(24, 44, 48, 0.12); }

html[data-theme="light"] .site-header.scrolled {
    background-color: rgba(246, 244, 239, 0.92);
    border-bottom-color: rgba(24, 44, 48, 0.12);
    box-shadow: 0 8px 30px rgba(24, 44, 48, 0.06);
}

/* Kept as separate rules (not one comma-separated selector list): if a
   browser can't parse :has(), a selector list drops the WHOLE rule —
   including the .scrolled part that doesn't need :has() at all. That
   left nav links forced white (base .nav-link) over the light scrolled
   header background on older Safari/Android, i.e. invisible menu text. */
html[data-theme="light"] .site-header.scrolled .nav-link {
    color: #182C30 !important;
}
html[data-theme="light"] body:not(:has(.hero-section)) .site-header .nav-link {
    color: #182C30 !important;
}

html[data-theme="light"] .site-header.scrolled .header-logo-img,
html[data-theme="light"] .site-footer img[alt="Aysa Yapı Logo"] {
    filter: brightness(0) saturate(100%) invert(14%) sepia(18%) saturate(1047%) hue-rotate(143deg) brightness(92%);
}
html[data-theme="light"] body:not(:has(.hero-section)) .header-logo-img {
    filter: brightness(0) saturate(100%) invert(14%) sepia(18%) saturate(1047%) hue-rotate(143deg) brightness(92%);
}

html[data-theme="light"] .theme-toggle {
    background: rgba(246, 244, 239, 0.88);
    border-color: rgba(86, 125, 120, 0.35);
    color: #182C30;
}

html[data-theme="light"] body:has(.hero-section) .site-header:not(.scrolled) .theme-toggle {
    background: rgba(11, 23, 27, 0.38);
    color: #fff;
}

html[data-theme="light"] .lang-switcher {
    background: rgba(86, 125, 120, 0.09);
    border-color: rgba(86, 125, 120, 0.28);
}

html[data-theme="light"] .site-header.scrolled .lang-btn { color: rgba(24, 44, 48, 0.72); }
html[data-theme="light"] body:not(:has(.hero-section)) .site-header .lang-btn { color: rgba(24, 44, 48, 0.72); }

html[data-theme="light"] .site-header.scrolled .lang-btn.active {
    background: #628B86;
    color: #fff;
}
html[data-theme="light"] body:not(:has(.hero-section)) .site-header .lang-btn.active {
    background: #628B86;
    color: #fff;
}

html[data-theme="light"] .section-tag,
html[data-theme="light"] .service-icon,
html[data-theme="light"] .project-category,
html[data-theme="light"] .partner-type { color: #567D78; }

html[data-theme="light"] .btn-primary {
    background: #739B96;
    border-color: #739B96;
    color: #10252A;
}

html[data-theme="light"] .btn-primary:hover { background: #91B2AE; border-color: #91B2AE; }
html[data-theme="light"] .btn-secondary { color: #274347; border-color: rgba(39, 67, 71, 0.32); }
html[data-theme="light"] .btn-secondary:hover { color: #456F6A; border-color: #628B86; }

html[data-theme="light"] .project-card,
html[data-theme="light"] .service-card,
html[data-theme="light"] .process-card,
html[data-theme="light"] .principle-card,
html[data-theme="light"] .partner-card,
html[data-theme="light"] .partner-detail-cta {
    background: #FFFDF9;
    border-color: rgba(66, 94, 96, 0.16);
    box-shadow: 0 16px 45px rgba(37, 57, 59, 0.06);
}

html[data-theme="light"] .service-card:hover,
html[data-theme="light"] .process-card:hover {
    background: #FFFFFF;
    border-color: #739B96;
}

html[data-theme="light"] .project-spotlight {
    background: #FFFDF9;
    border-color: rgba(66, 94, 96, 0.16);
    box-shadow: 0 18px 55px rgba(37, 57, 59, 0.07);
}

html[data-theme="light"] .form-control {
    background: #FFFDF9;
    border-color: rgba(66, 94, 96, 0.24);
    color: #182C30;
}

html[data-theme="light"] .site-footer {
    background: #E7E4DD;
    color: rgba(24, 44, 48, 0.72);
    border-top-color: rgba(66, 94, 96, 0.15);
}

html[data-theme="light"] .footer-links a { color: rgba(24, 44, 48, 0.72); }
html[data-theme="light"] .stats-grid,
html[data-theme="light"] .footer-bottom,
html[data-theme="light"] .project-meta { border-color: rgba(24, 44, 48, 0.12); }

html[data-theme="light"] [style*="rgba(246, 247, 245"],
html[data-theme="light"] [style*="rgba(246,247,245"],
html[data-theme="light"] .stat-label,
html[data-theme="light"] .project-group-heading p,
html[data-theme="light"] .project-meta,
html[data-theme="light"] .service-desc,
html[data-theme="light"] .project-spotlight-content p,
html[data-theme="light"] .project-spotlight-facts,
html[data-theme="light"] .process-card p,
html[data-theme="light"] .principle-card p,
html[data-theme="light"] .principles-note,
html[data-theme="light"] .partners-hero p,
html[data-theme="light"] .partner-content p,
html[data-theme="light"] .partner-detail-intro p,
html[data-theme="light"] .project-gallery-description {
    color: rgba(24, 44, 48, 0.72) !important;
}

/* Image-backed areas always retain their high-contrast treatment. */
html[data-theme="light"] .hero-section,
html[data-theme="light"] .partner-detail-hero {
    --light-text: #F6F7F5;
    --extra-dark-bg: #10252A;
}

html[data-theme="light"] .hero-section .hero-desc,
html[data-theme="light"] .partner-detail-hero p { color: rgba(246, 247, 245, 0.8) !important; }
html[data-theme="light"] .hero-trust-item strong { color: #F6F7F5; }
html[data-theme="light"] .hero-trust-item span { color: rgba(246, 247, 245, 0.68); }

html[data-theme="light"] .references-section {
    background-color: #10252A !important;
    color: #F6F7F5 !important;
    border-top-color: rgba(142, 180, 175, 0.2) !important;
}
html[data-theme="light"] .references-section .section-tag {
    color: #8EB4AF !important;
}
html[data-theme="light"] .reference-logo img {
    filter: brightness(0) invert(1) !important;
    opacity: 0.95 !important;
}

html[data-theme="light"] .project-detail-hero {
    color: #F6F7F5 !important;
}
html[data-theme="light"] .project-detail-hero .section-title {
    color: #F6F7F5 !important;
}
html[data-theme="light"] .project-detail-hero p {
    color: rgba(246, 247, 245, 0.9) !important;
}

@media (max-width: 1320px) {
    html[data-theme="light"] .header-nav {
        background: rgba(246, 244, 239, 0.98);
        border-color: rgba(66, 94, 96, 0.16);
    }
    html[data-theme="light"] .header-nav .nav-link { color: #182C30 !important; }
    html[data-theme="light"] .menu-toggle { background: rgba(246, 244, 239, 0.92); }
    html[data-theme="light"] .menu-toggle span { background: #182C30; }
}

/* Header logo size */
.header-brand img {
    max-height: 30px; /* Adjust logo height for better fit */
    height: auto;
    width: auto;
}

/* Header navigation spacing */