/**
 * Tuğsan İş Makinaları - 2026 Premium Design System
 */

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --color-black: #111111;
    --color-white: #ffffff;
    --color-accent: #1e40af;
    --color-accent-dark: #1e3a8a;
    --color-accent-light: #3b82f6;
    --color-hover-text: #3b82f6;
    --color-gray: #f5f5f4;
    --color-gray-dark: #57534e;
    --color-gray-muted: #78716c;
    --color-border: #e7e5e4;
    
    --font-display: 'Plus Jakarta Sans', -apple-system, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
    --transition: 300ms var(--ease-in-out);
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-black);
    background: var(--color-white);
    font-optical-sizing: auto;
    font-feature-settings: 'cv01', 'cv02', 'cv03', 'cv04', 'cv11';
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.025em;
    color: var(--color-black);
}

h1 { font-size: clamp(2.25rem, 4.8vw, 4rem); }
h2 { font-size: clamp(1.95rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); font-weight: 600; }

p {
    margin-bottom: 1rem;
    color: var(--color-gray-dark);
    line-height: 1.8;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color var(--transition);
}
a:hover { color: var(--color-hover-text); }

.nav-link:hover { color: var(--color-hover-text) !important; }

/* Category Cards */
.category-card {
    will-change: transform;
    transition: all 0.5s var(--ease-out);
}
.category-card:hover .category-card-link {
    color: var(--color-hover-text);
    gap: 12px;
}

/* Homepage refinements (hero excluded) */
.home-category-grid {
    align-items: stretch;
}
.home-category-card {
    position: relative;
    overflow: hidden;
    border-radius: 1.25rem;
}
.home-category-card::before {
    content: "";
    position: absolute;
    inset: 0 auto auto 0;
    width: 100%;
    height: 3px;
    background: rgba(0, 0, 0, 0.04);
}
.home-category-card:hover .home-category-icon {
    transform: scale(1.04);
    box-shadow: 0 10px 24px -14px rgba(0, 0, 0, 0.6);
}
.home-category-link {
    opacity: 0.92;
}
.home-insight-wrap {
    align-items: center;
}
.home-insight-content .section-sub {
    max-width: 100%;
    margin-left: 0;
    margin-right: 0;
}
.home-insight-cards {
    grid-template-columns: 1fr;
}
.home-insight-card {
    border-radius: 1.1rem;
}
.home-insight-card h3 {
    font-size: 1.08rem;
    letter-spacing: -0.015em;
}
.home-faq-list .home-faq-item {
    border-radius: 1rem;
}
.home-faq-list .home-faq-item:hover {
    box-shadow: 0 16px 28px -24px rgba(0, 0, 0, 0.4);
}
.home-faq-list .faq-question {
    min-height: 72px;
}
.home-stats-grid {
    align-items: stretch;
}
.home-stat-item {
    padding: 0.25rem 0;
}
.home-stat-number {
    font-size: clamp(1.95rem, 3.8vw, 2.9rem);
    line-height: 1;
}
.home-stat-label {
    letter-spacing: 0.01em;
}
.home-service-card {
    border-radius: 1.2rem;
}
.home-service-card p {
    line-height: 1.72;
}
.home-stats-section .container {
    position: relative;
}
.home-stats-section .container::after {
    content: "";
    position: absolute;
    inset: auto 1.5rem -0.5rem 1.5rem;
    height: 1px;
    background: rgba(17, 17, 17, 0.05);
}
.home-stat-item {
    position: relative;
}
.home-stat-item::before {
    content: "";
    display: block;
    width: 2rem;
    height: 2px;
    margin-bottom: 1rem;
    background: rgba(var(--color-accent-rgb, 178, 43, 58), 0.34);
}
.home-services-section .section-sub,
.home-gallery-section .section-sub,
.home-faq-section .section-sub {
    max-width: 620px;
}
.home-services-section .home-service-card {
    position: relative;
    overflow: hidden;
}
.home-services-section .home-service-card::before,
.home-insight-card::before,
.home-gallery-card::before {
    content: "";
    position: absolute;
    inset: 0 auto auto 0;
    width: 100%;
    height: 3px;
    background: rgba(var(--color-accent-rgb, 178, 43, 58), 0.14);
}
.home-insight-section .home-insight-wrap {
    align-items: stretch;
}
.home-insight-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-right: 0.5rem;
}
.home-insight-card {
    position: relative;
    overflow: hidden;
}
.home-gallery-card {
    position: relative;
    overflow: hidden;
}
.home-gallery-card img {
    transition: transform 0.7s var(--ease-out);
}
.home-gallery-card:hover img {
    transform: scale(1.03);
}
.home-faq-section .container {
    position: relative;
}
.home-final-cta {
    position: relative;
}
.home-final-cta::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.02);
    pointer-events: none;
}

.card-premium {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 1.35rem;
    box-shadow: 0 22px 44px -34px rgba(17, 17, 17, 0.22);
    transition: transform 0.35s var(--ease-out), box-shadow 0.35s var(--ease-out), border-color 0.35s var(--ease-out);
}
.card-premium:hover {
    transform: translateY(-3px);
    box-shadow: 0 28px 50px -36px rgba(17, 17, 17, 0.28);
}
.card-elevated {
    background: var(--color-white);
    border: 1px solid rgba(var(--color-accent-rgb, 178, 43, 58), 0.14);
    border-radius: 1.5rem;
    padding: 2.5rem;
    box-shadow: 0 28px 60px -40px rgba(17, 17, 17, 0.28);
}
.btn-lg {
    min-height: 50px;
    padding: 0.9rem 1.6rem;
}

/* Category detail page */
.category-detail-hero {
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.category-detail-hero-inner {
    padding-top: 5rem;
    padding-bottom: 5rem;
}
.category-detail-breadcrumb {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.65rem;
    margin-bottom: 1.4rem;
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.58);
}
.category-detail-breadcrumb a {
    color: rgba(255, 255, 255, 0.58);
}
.category-detail-breadcrumb a:hover,
.category-detail-breadcrumb span {
    color: var(--color-white);
}
.category-detail-breadcrumb i {
    font-size: 0.65rem;
}
.category-detail-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.6rem 1rem;
    margin-bottom: 1.25rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    background: rgba(255, 255, 255, 0.06);
    color: rgba(255, 255, 255, 0.82);
    font-family: var(--font-display);
    font-size: 0.76rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}
.category-detail-chip i {
    color: var(--color-accent);
}
.category-detail-title {
    margin: 0 0 1rem;
    color: var(--color-white);
    font-family: var(--font-display);
    font-size: clamp(2.1rem, 5vw, 3.8rem);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.035em;
}
.category-detail-summary {
    max-width: 760px;
    margin: 0 auto;
    color: rgba(255, 255, 255, 0.72);
    font-size: 1rem;
    line-height: 1.85;
}
.category-detail-hero-note {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    max-width: 720px;
    margin-top: 1.75rem;
    padding: 1rem 1.15rem;
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.05);
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    line-height: 1.7;
}
.category-detail-section {
    padding: 5rem 0;
}
.category-detail-intro-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
    gap: 1.75rem;
    align-items: start;
    margin-bottom: 1.75rem;
}
.category-detail-intro-copy {
    padding-right: 0.5rem;
}
.category-detail-section-title {
    margin-bottom: 1rem;
    font-family: var(--font-display);
    font-size: clamp(1.9rem, 3.5vw, 2.75rem);
    font-weight: 700;
    line-height: 1.12;
    letter-spacing: -0.03em;
    color: var(--color-black);
}
.category-detail-paragraph {
    margin-bottom: 1rem;
    max-width: 100%;
    color: var(--color-ink-secondary);
    font-size: 1rem;
    line-height: 1.82;
}
.category-detail-side-card {
    padding: 2rem 1.9rem;
    position: sticky;
    top: 7rem;
}
.category-detail-side-icon,
.category-detail-feature-icon,
.category-detail-cta-icon,
.category-detail-related-icon {
    width: 3.55rem;
    height: 3.55rem;
    border-radius: 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(var(--color-accent-rgb, 178, 43, 58), 0.1);
    color: var(--color-accent);
}
.category-detail-side-card h3,
.category-detail-feature-card h3,
.category-detail-related-title {
    margin-bottom: 0.7rem;
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: -0.02em;
}
.category-detail-side-icon {
    margin-bottom: 1rem;
}
.category-detail-focus-list {
    display: grid;
    gap: 0.85rem;
    margin: 1.1rem 0 0;
    padding: 0;
    list-style: none;
}
.category-detail-focus-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
    color: var(--color-ink-secondary);
    line-height: 1.7;
}
.category-detail-focus-list i {
    margin-top: 0.22rem;
    color: var(--color-accent);
    font-size: 0.82rem;
}
.category-detail-feature-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
    margin-top: 1.5rem;
}
.category-detail-feature-card {
    padding: 1.85rem;
}
.category-detail-feature-icon {
    margin-bottom: 1rem;
}
.category-detail-feature-card p {
    margin-bottom: 0;
    color: var(--color-ink-muted);
    line-height: 1.75;
}
.category-detail-cta {
    margin-top: 1.75rem;
    text-align: center;
}
.category-detail-cta-icon {
    margin: 0 auto 1rem;
}
.category-detail-cta h2 {
    margin-bottom: 0.85rem;
    font-size: clamp(1.75rem, 3vw, 2.4rem);
}
.category-detail-cta p {
    max-width: 760px;
    margin: 0 auto 1.6rem;
    color: var(--color-ink-secondary);
}
.category-detail-cta-actions {
    display: flex;
    gap: 0.85rem;
    justify-content: center;
    flex-wrap: wrap;
}
.category-detail-related-section {
    padding: 4.75rem 0;
    background: var(--color-bg-secondary);
}
.category-detail-related-subtitle {
    color: var(--color-ink-secondary);
    line-height: 1.8;
}
.category-detail-related-card {
    position: relative;
    overflow: hidden;
}
.category-detail-related-card::before {
    content: "";
    position: absolute;
    inset: 0 auto auto 0;
    width: 100%;
    height: 3px;
    background: rgba(var(--color-accent-rgb, 178, 43, 58), 0.16);
}
.category-detail-related-icon {
    margin-bottom: 1rem;
    background: var(--color-accent);
}
.category-detail-related-tag {
    display: inline-block;
    margin-bottom: 0.8rem;
    color: var(--color-gray-muted);
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.category-detail-related-title {
    font-size: 1.1rem;
    color: var(--color-black);
}
.category-detail-related-text {
    margin-bottom: 1.35rem;
    color: var(--color-ink-muted);
    font-size: 0.95rem;
    line-height: 1.72;
}

/* About page */
.about-story-section .container,
.about-values-section .container {
    position: relative;
}
.about-story-card {
    position: relative;
    overflow: hidden;
    box-shadow: 0 26px 50px -40px rgba(17, 17, 17, 0.24);
}
.about-story-card::before {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: 4px;
    background: rgba(var(--color-accent-rgb, 178, 43, 58), 0.22);
}
.about-story-paragraph {
    max-width: 92%;
}
.about-values-section .card {
    position: relative;
    overflow: hidden;
}
.about-value-card::before {
    content: "";
    position: absolute;
    inset: 0 auto auto 0;
    width: 100%;
    height: 3px;
    background: rgba(var(--color-accent-rgb, 178, 43, 58), 0.14);
}

/* Gallery page */
.gallery-hero-section {
    min-height: 56vh;
    display: flex;
    align-items: center;
    background:
        linear-gradient(135deg, rgba(178, 43, 58, 0.16) 0%, rgba(17, 17, 17, 0) 34%),
        linear-gradient(180deg, #151515 0%, var(--color-black) 100%);
}

.gallery-hero-section::after {
    content: none;
}

.gallery-hero-section .container {
    padding-top: 6.4rem;
    padding-bottom: 5.8rem;
}

.gallery-hero-section .container > div {
    margin-left: auto !important;
    margin-right: auto !important;
    text-align: center;
}

.gallery-hero-section h1 {
    max-width: 780px;
    letter-spacing: 0 !important;
}

.gallery-hero-section p {
    margin-left: auto !important;
    margin-right: auto !important;
}

.gallery-context-section {
    display: none;
}

.gallery-context-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(360px, 0.72fr);
    gap: 64px;
    align-items: end;
    padding-bottom: 38px;
    border-bottom: 1px solid rgba(17, 17, 17, 0.08);
}

.gallery-context-copy {
    max-width: 760px;
}

.gallery-context-copy > .section-heading,
.gallery-context-copy > .section-sub,
.gallery-context-note > h3:not(.gallery-context-note-title),
.gallery-context-note > p:not(.gallery-context-note-text) {
    display: none;
}

.gallery-context-title {
    margin: 22px 0 16px;
    max-width: 760px;
    font-size: clamp(2rem, 4vw, 3.25rem);
    line-height: 1.08;
    letter-spacing: 0;
}

.gallery-context-lead {
    max-width: 700px;
    margin: 0;
    color: var(--color-gray-dark);
    font-size: 1.02rem;
    line-height: 1.9;
}

.gallery-context-note {
    position: relative;
    padding: 26px 0 26px 28px;
    border-left: 2px solid rgba(var(--color-accent-rgb, 30, 64, 175), 0.24);
}

.gallery-context-icon {
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    border-radius: 8px;
    background: rgba(var(--color-accent-rgb, 30, 64, 175), 0.09);
}

.gallery-context-note-title {
    margin: 0 0 10px;
    font-size: 1.12rem;
    letter-spacing: 0;
}

.gallery-context-note-text {
    margin: 0;
    color: var(--color-gray-dark);
    font-size: 0.96rem;
    line-height: 1.8;
}

.gallery-intro-card,
.gallery-note-card,
.gallery-grid-card {
    position: relative;
    overflow: hidden;
}
.gallery-intro-card::before,
.gallery-note-card::before,
.gallery-grid-card::before {
    content: "";
    position: absolute;
    inset: 0 auto auto 0;
    width: 100%;
    height: 3px;
    background: rgba(var(--color-accent-rgb, 178, 43, 58), 0.16);
}
.gallery-note-card::before {
    background: rgba(255,255,255,0.12);
}
.gallery-grid-card img {
    transition: transform 0.75s var(--ease-out);
}
.gallery-grid-card:hover img {
    transform: scale(1.03);
}

.project-gallery-section {
    padding: 86px 0 96px;
    background: #ffffff;
}

.project-gallery-head {
    max-width: 760px;
    margin: 0 auto 44px;
    text-align: center;
}

.project-gallery-meta {
    display: none;
}

.project-gallery-meta span {
    display: inline-flex;
    align-items: center;
    min-height: 38px;
    padding: 8px 14px;
    border: 1px solid rgba(17, 17, 17, 0.1);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.86);
    color: var(--color-gray-dark);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0;
}

.project-gallery-meta strong {
    margin-right: 6px;
    color: var(--color-black);
    font-size: 1rem;
}

.project-gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
}

.project-gallery-card {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    aspect-ratio: 3 / 4;
    min-height: 0;
    background: #f4f4f4;
    box-shadow: 0 18px 44px -36px rgba(17, 17, 17, 0.6);
    transition: transform 0.32s var(--ease-out), box-shadow 0.32s var(--ease-out);
}

.project-gallery-card::after {
    content: none;
}

.project-gallery-card.is-wide {
    grid-column: span 1;
}

.project-gallery-card.is-tall {
    grid-row: span 1;
    min-height: 0;
}

.project-gallery-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 28px 64px -44px rgba(17, 17, 17, 0.74);
}

.project-gallery-trigger,
.project-gallery-card a {
    display: block;
    width: 100%;
    height: 100%;
}

.project-gallery-trigger {
    position: relative;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    color: inherit;
    cursor: zoom-in;
    font: inherit;
    text-align: left;
    overflow: hidden;
}

.project-gallery-frame {
    position: relative;
    display: block;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: #111111;
}

.project-gallery-frame::before {
    content: none;
}

.project-gallery-card.is-landscape .project-gallery-frame {
    background: #111111;
}

.project-gallery-card.is-landscape .project-gallery-frame::before {
    content: none;
}

.project-gallery-card img {
    position: relative;
    z-index: 1;
    display: block;
    width: 100%;
    height: 100%;
    box-sizing: border-box;
    object-fit: cover;
    object-position: center;
    transition: transform 0.85s var(--ease-out), filter 0.85s var(--ease-out);
}

.project-gallery-card.is-landscape img {
    padding: 0;
}

.project-gallery-card:hover img {
    transform: scale(1.015);
    filter: saturate(1.04) contrast(1.03);
}

.project-gallery-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    display: grid;
    align-content: end;
    gap: 8px;
    padding: 18px;
    background: linear-gradient(180deg, rgba(17, 17, 17, 0) 58%, rgba(17, 17, 17, 0.7) 100%);
    color: #ffffff;
    opacity: 0;
    transition: opacity 0.32s var(--ease-out), background 0.32s var(--ease-out);
}

.project-gallery-card:hover .project-gallery-overlay {
    opacity: 1;
    background: linear-gradient(180deg, rgba(17, 17, 17, 0) 50%, rgba(17, 17, 17, 0.76) 100%);
}

.project-gallery-overlay span {
    display: inline-flex;
    align-items: center;
    justify-content: flex-start;
    min-width: 0;
    height: auto;
    margin-bottom: 2px;
    border-radius: 0;
    background: transparent;
    color: rgba(255, 255, 255, 0.74);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.project-gallery-overlay h3 {
    margin: 0;
    color: #ffffff;
    font-size: clamp(1.2rem, 1.55vw, 1.55rem);
    line-height: 1.28;
    letter-spacing: 0;
}

.project-gallery-overlay p {
    display: none;
}

.gallery-lightbox-open {
    overflow: hidden;
}

.gallery-lightbox {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: grid;
    place-items: center;
    padding: 32px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.24s var(--ease-out);
}

.gallery-lightbox.is-open {
    opacity: 1;
    pointer-events: auto;
}

.gallery-lightbox-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(10px);
}

.gallery-lightbox-panel {
    position: relative;
    width: auto;
    max-width: calc(100vw - 64px);
    max-height: calc(100vh - 64px);
    display: grid;
    place-items: center;
    overflow: visible;
    border-radius: 8px;
    background: transparent;
    box-shadow: none;
}

.gallery-lightbox-media {
    width: auto;
    height: auto;
    max-width: calc(100vw - 64px);
    max-height: calc(100vh - 64px);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-radius: 8px;
    background: #050505;
}

.gallery-lightbox-media img {
    display: block;
    width: auto;
    height: auto;
    max-width: calc(100vw - 64px);
    max-height: calc(100vh - 64px);
    object-fit: contain;
}

.gallery-lightbox-caption {
    display: none;
}

.gallery-lightbox-caption span {
    margin-top: 5px;
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.62);
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.gallery-lightbox-caption h3 {
    grid-column: 1;
    margin: 0;
    color: #ffffff;
    font-size: clamp(1.25rem, 1.8vw, 1.9rem);
    letter-spacing: 0;
}

.gallery-lightbox-caption p {
    grid-column: 2;
    grid-row: 1 / span 2;
    margin: 0;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

.gallery-lightbox-close {
    position: absolute;
    top: 16px;
    right: 16px;
    z-index: 2;
    width: 44px;
    height: 44px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 8px;
    background: rgba(17, 17, 17, 0.64);
    color: #ffffff;
    cursor: pointer;
    backdrop-filter: blur(10px);
}

/* FAQ page */
.faq-page-section .container {
    position: relative;
}
.faq-page-item {
    box-shadow: 0 18px 36px -30px rgba(17, 17, 17, 0.2);
}
.faq-page-item .faq-toggle {
    transition: transform 0.25s var(--ease-in-out), background-color 0.25s var(--ease-in-out), color 0.25s var(--ease-in-out);
}
.faq-page-item:hover .faq-toggle,
.faq-page-item.open .faq-toggle {
    transform: scale(1.04);
    background: var(--color-accent) !important;
    color: var(--color-white) !important;
}

/* Contact page */
.contact-quick-grid {
    align-items: stretch;
}
.contact-quick-card {
    border: 1px solid rgba(255,255,255,0.08);
}
.contact-quick-card::after {
    content: "";
    position: absolute;
    inset: auto 0 0 0;
    height: 1px;
    background: rgba(255,255,255,0.12);
}
.contact-body-section {
    border-top: 1px solid rgba(17, 17, 17, 0.04);
}

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.625rem;
    padding: 0.875rem 2rem;
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    border-radius: 0.75rem;
    border: none;
    cursor: pointer;
    transition: all 0.4s var(--ease-out);
    white-space: nowrap;
    position: relative;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-white);
}
.btn-primary span, .btn-primary i { color: inherit; }
.btn-primary:hover {
    background: var(--color-accent-dark);
    color: var(--color-white) !important;
    transform: translateY(-1px);
    box-shadow: 0 12px 24px -12px rgba(30, 64, 175, 0.55);
}
.btn-primary:hover span, .btn-primary:hover i { color: var(--color-white) !important; }

.btn-secondary {
    background: var(--color-white);
    color: var(--color-black);
    border: 1px solid #d6d3d1;
}
.btn-secondary:hover {
    background: #1c1917;
    color: var(--color-white);
    border-color: #1c1917;
}

.btn-ghost {
    background: transparent;
    color: var(--color-white);
    border: 1px solid rgba(255,255,255,0.3);
}
.btn-ghost:hover {
    background: var(--color-white);
    color: var(--color-black);
    border-color: var(--color-white);
}

/* Cards */
.card {
    background: var(--color-white);
    border-radius: 1.125rem;
    padding: 1.5rem;
    border: 1px solid var(--color-border);
    transition: all 0.4s var(--ease-out);
}
.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 18px 34px -22px rgba(0,0,0,0.35);
}

/* Category card hover */
.category-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 18px 34px -22px rgba(0,0,0,0.35);
    border-color: var(--color-border) !important;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-black);
    margin-bottom: 0.5rem;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 0.875rem 1.125rem;
    font-size: 0.9375rem;
    font-family: var(--font-body);
    color: var(--color-black);
    background: var(--color-white);
    border: 1.5px solid var(--color-border);
    border-radius: 0.75rem;
    transition: all 0.3s var(--ease-out);
    outline: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.08);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

/* Animations */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* FAQ */
.faq-item { transition: border-color 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out); }
.faq-item:hover { border-color: #e0e0e0 !important; }
.faq-item.open { border-color: var(--color-accent) !important; }
.faq-item.open .faq-svg-icon { transform: rotate(45deg); }

/* Text Accent */
.text-accent {
    color: var(--color-accent);
}

/* Section label pill */
.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    border-radius: 999px;
    font-family: var(--font-display);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-gray-dark);
    background: var(--color-white);
    border: 1px solid #e7e5e4;
}
.section-label .dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--color-accent);
}

/* Section heading */
.section-heading {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1.14;
    color: var(--color-black);
}

.section-sub {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.85;
    color: var(--color-gray-muted);
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
}

/* Admin Styles */
.admin-sidebar {
    background: var(--color-black);
    color: var(--color-white);
}

.admin-nav-item {
    padding: 1rem 1.5rem;
    color: var(--color-gray-dark);
    transition: all var(--transition);
    border-radius: 0.75rem;
    margin-bottom: 0.5rem;
}

.admin-nav-item:hover,
.admin-nav-item.active {
    background: var(--color-accent);
    color: var(--color-white);
}

.admin-card {
    background: var(--color-white);
    border-radius: 1rem;
    padding: 1.5rem;
    border: 1px solid var(--color-border);
}

.admin-stat {
    background: var(--color-gray);
    border-radius: 1rem;
    padding: 1.5rem;
    border-left: 4px solid var(--color-accent);
}

/* Table */
.table {
    width: 100%;
    border-collapse: collapse;
}

.table th {
    background: var(--color-gray);
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-black);
}

.table td {
    padding: 1rem;
    border-bottom: 1px solid var(--color-border);
}

.table tr:hover {
    background: var(--color-gray);
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-success {
    background: #dcfce7;
    color: #166534;
}

.badge-warning {
    background: #fef3c7;
    color: #92400e;
}

.badge-danger {
    background: #fee2e2;
    color: #991b1b;
}

img,
svg,
video,
canvas,
iframe {
    max-width: 100%;
}

@media (max-width: 1024px) {
    .container {
        padding: 0 1.25rem;
    }

    .card {
        padding: 1.5rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }

    h1 { font-size: clamp(2.2rem, 10vw, 3.2rem); }
    h2 { font-size: clamp(1.8rem, 8vw, 2.6rem); }
    h3 { font-size: 1.2rem; }

    .card { padding: 1.1rem; border-radius: 1rem; }

    .btn { padding: 0.85rem 1.25rem; }

    .section-label {
        font-size: 10px;
        padding: 6px 14px;
    }

    .home-category-card {
        padding: 1.35rem 1.2rem !important;
    }

    .home-stats-section .container::after {
        inset: auto 1rem -0.25rem 1rem;
    }

    .about-story-paragraph {
        max-width: 100%;
    }

    .home-stat-number {
        font-size: clamp(1.7rem, 7.4vw, 2.25rem);
    }

    .card-elevated {
        padding: 1.5rem 1.2rem;
        border-radius: 1.15rem;
    }

    .category-detail-hero-inner {
        padding-top: 3.75rem;
        padding-bottom: 3.75rem;
    }

    .category-detail-section,
    .category-detail-related-section {
        padding: 3.5rem 0;
    }

    .category-detail-intro-grid,
    .category-detail-feature-grid {
        grid-template-columns: 1fr;
    }

    .category-detail-intro-copy {
        padding-right: 0;
    }

    .category-detail-side-card {
        position: static;
        top: auto;
    }

    .category-detail-feature-card,
    .category-detail-side-card {
        padding: 1.4rem 1.2rem;
    }

    .category-detail-cta-actions {
        flex-direction: column;
    }

    .category-detail-summary,
    .category-detail-hero-note {
        font-size: 0.95rem;
    }

    .home-services-section .home-service-card::before,
    .home-insight-card::before,
    .home-gallery-card::before,
    .about-value-card::before,
    .gallery-intro-card::before,
    .gallery-note-card::before,
    .gallery-grid-card::before {
        height: 2px;
    }

    .gallery-context-section {
        display: none;
    }

    .gallery-hero-section {
        min-height: 620px;
    }

    .gallery-hero-section .container {
        padding-top: 5.5rem;
        padding-bottom: 6rem;
    }

    .gallery-context-layout {
        grid-template-columns: 1fr;
        gap: 26px;
        align-items: start;
    }

    .gallery-context-note {
        padding-left: 18px;
    }

    .project-gallery-section {
        padding: 64px 0 70px;
    }

    .project-gallery-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 18px;
    }

    .project-gallery-card,
    .project-gallery-card.is-tall {
        min-height: 0;
    }

    .project-gallery-card.is-wide {
        grid-column: span 1;
    }

    .project-gallery-card.is-tall {
        grid-row: span 1;
    }

    .gallery-lightbox-panel {
        max-width: calc(100vw - 48px);
        max-height: calc(100vh - 48px);
    }

    .gallery-lightbox-media {
        width: auto;
        height: auto;
        max-width: calc(100vw - 48px);
        max-height: calc(100vh - 48px);
    }

    .gallery-lightbox-media img {
        max-width: calc(100vw - 48px);
        max-height: calc(100vh - 48px);
    }

    .gallery-lightbox-caption h3,
    .gallery-lightbox-caption p {
        grid-column: auto;
        grid-row: auto;
    }

    .home-faq-list .faq-question {
        min-height: 64px;
        padding-left: 1rem;
        padding-right: 1rem;
    }
}

@media (max-width: 640px) {
    body {
        overflow-x: hidden;
    }

    .btn { width: 100%; }

    .project-gallery-grid {
        grid-template-columns: 1fr;
    }

    .project-gallery-head {
        text-align: center;
    }

    .project-gallery-meta {
        justify-content: center;
    }

    .project-gallery-card.is-wide {
        grid-column: span 1;
    }

    .project-gallery-card,
    .project-gallery-card.is-tall {
        min-height: 0;
    }

    .project-gallery-overlay {
        padding: 18px;
    }

    .gallery-lightbox {
        padding: 12px;
    }

    .gallery-lightbox-media {
        max-width: calc(100vw - 24px);
        max-height: calc(100vh - 24px);
    }

    .gallery-lightbox-media img {
        max-width: calc(100vw - 24px);
        max-height: calc(100vh - 24px);
    }

    .table th,
    .table td {
        padding: 0.85rem;
    }
}

.badge-info {
    background: rgba(var(--color-accent-rgb, 30, 64, 175), 0.15);
    color: var(--color-accent);
}

/* Utilities */
.text-center { text-align: center; }
.text-white { color: var(--color-white); }
.text-black { color: var(--color-black); }
.text-gray { color: var(--color-gray-dark); }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #d4d4d8; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #a1a1aa; }

/* Selection */
::selection {
    background: var(--color-accent);
    color: var(--color-white);
}

/* Responsive */
@media (max-width: 768px) {
    .container { padding: 0 1rem; }
    .btn { padding: 0.75rem 1.125rem; font-size: 0.8125rem; }
    .section-heading { font-size: clamp(1.75rem, 6vw, 2.5rem); }
}