/* ==========================================
   CSS for Bach-Bud Portfolio Website
   Modern, Responsive, Professional Design
   ========================================== */

/* ==========================================
   1. CSS Reset and Base Styles
   ========================================== */

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

:root {
    /* Color Palette — Editorial / Stone & Amber */
    --ink: #1A1A1A;
    --paper: #FAF8F3;
    --amber: #A87B4A;
    --amber-light: #D4A574;     /* on dark surfaces */
    --amber-dark: #8A6230;      /* small UI labels needing AA on paper */
    --stone: #C8B89A;
    --body: #3D3D3D;
    --muted: #8A8170;
    --rule: #E5E1D9;

    /* Legacy aliases — kept ONLY so untouched pages don't go fully unstyled.
       Bodies of about/contact/privacy/blog/other-projects pages use these.
       Remove in the follow-up round when those pages are redesigned. */
    --primary-color: var(--ink);
    --primary-dark: var(--ink);
    --primary-light: var(--amber-dark);
    --secondary-color: var(--amber);
    --secondary-dark: var(--amber-dark);
    --secondary-light: var(--amber-light);
    --primary-rgb: 26, 26, 26;
    --secondary-rgb: 168, 123, 74;
    --text-dark: var(--ink);
    --text-light: var(--muted);
    --text-white: var(--paper);
    --bg-light: var(--paper);
    --bg-white: var(--paper);
    --border-color: var(--rule);
    --shadow-color: rgba(26, 26, 26, 0.08);

    /* Typography — see Task 3 for @import + family rules */
    --font-display: 'Fraunces', Georgia, 'Times New Roman', serif;
    --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
    --font-primary: var(--font-sans);   /* legacy alias */
    --font-secondary: var(--font-display); /* legacy alias */

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    --spacing-2xl: 6rem;
    --spacing-3xl: 9rem;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

body {
    background-color: var(--paper);
    color: var(--body);
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

/* ==========================================
   2. Typography
   ========================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 400;
    line-height: 1.1;
    margin-bottom: var(--spacing-sm);
    color: var(--ink);
    letter-spacing: -0.018em;
}

h1 { font-size: clamp(2rem, 4vw + 1rem, 3.6rem); line-height: 1.04; }
h2 { font-size: clamp(1.6rem, 2vw + 1rem, 2.6rem); }
h3 { font-size: clamp(1.2rem, 1vw + 1rem, 1.6rem); }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

h1 em, h2 em, h3 em {
    font-style: italic;
    color: var(--amber);
}

p {
    margin-bottom: var(--spacing-sm);
    line-height: 1.65;
}

a {
    color: var(--ink);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--amber);
}

body {
    font-family: var(--font-sans);
    color: var(--body);
    line-height: 1.65;
    background-color: var(--paper);
    overflow-x: hidden;
}

.label {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--muted);
    font-weight: 500;
}

/* ==========================================
   3. Layout Components
   ========================================== */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: 0.95rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 500;
}

.section-cta {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* ==========================================
   4. Header / Navigation — editorial
   ========================================== */

.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--paper);
    border-bottom: 1px solid var(--rule);
    transition: box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.header.scrolled {
    border-bottom-color: var(--ink);
}

.navbar {
    padding: 1.1rem 0;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
}

.logo {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 400;
    font-size: 1.4rem;
    color: var(--ink);
}

.logo:hover { color: var(--amber); }

.logo-text { position: relative; }

.nav-menu {
    display: flex;
    list-style: none;
    gap: 1.6rem;
    align-items: center;
    margin: 0;
    padding: 0;
}

.nav-link {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--body);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
    transition: color var(--transition-fast);
}

.nav-link:hover { color: var(--ink); }

.nav-link.active {
    color: var(--ink);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: -2px;
    height: 1px;
    background: var(--amber);
}

.nav-link-cta {
    background: var(--ink);
    color: var(--paper) !important;
    padding: 0.65rem 1.1rem;
    border: 1px solid var(--ink);
    transition: background var(--transition-fast), color var(--transition-fast);
}

.nav-link-cta:hover {
    background: var(--amber);
    color: var(--paper) !important;
    border-color: var(--amber);
}

.nav-link-cta.active::after { display: none; }

.nav-toggle {
    display: none;
    background: none;
    border: 0;
    width: 32px;
    height: 32px;
    cursor: pointer;
    padding: 0;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 1px;
    background: var(--ink);
    margin: 6px auto;
    transition: transform var(--transition-normal), opacity var(--transition-fast);
}

@media (max-width: 768px) {
    .nav-toggle { display: block; }
    .nav-menu {
        position: fixed;
        inset: 0;
        background: var(--paper);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 1.4rem;
        transform: translateY(-100%);
        transition: transform var(--transition-normal);
        z-index: 999;
    }
    .nav-menu.active { transform: translateY(0); }
    .nav-link {
        font-size: 1.4rem;
        font-family: var(--font-display);
        font-style: italic;
        text-transform: none;
        letter-spacing: -0.01em;
    }
    .nav-link.active::after { display: none; }
    .nav-link.active { color: var(--amber); }
    .nav-link-cta {
        margin-top: 1rem;
        font-size: 0.75rem;
        font-family: var(--font-sans);
        font-style: normal;
        text-transform: uppercase;
        letter-spacing: 0.18em;
    }
}

/* ==========================================
   5. Hero — split editorial
   ========================================== */

.hero {
    padding: 4rem 0 6rem;
    background: var(--paper);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-text { max-width: 32rem; }

.hero-label {
    margin-bottom: 1.6rem;
    color: var(--amber-dark);
}

.hero-title {
    font-size: clamp(2.2rem, 3.6vw + 1rem, 3.8rem);
    line-height: 1.04;
    color: var(--ink);
    margin: 0 0 1.4rem 0;
    letter-spacing: -0.02em;
    font-weight: 400;
}

.hero-lede {
    font-size: clamp(1rem, 0.4vw + 0.9rem, 1.125rem);
    line-height: 1.6;
    color: var(--body);
    max-width: 28rem;
    margin: 0 0 2rem 0;
}

.hero-buttons {
    display: flex;
    gap: 0.85rem;
    flex-wrap: wrap;
}

/* ==========================================
   6. Buttons — editorial
   ========================================== */

.btn {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-weight: 500;
    padding: 0.95rem 1.4rem;
    border: 1px solid var(--ink);
    transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
    cursor: pointer;
}

.btn-primary {
    background: var(--ink);
    color: var(--paper);
}

.btn-primary:hover {
    background: var(--amber);
    border-color: var(--amber);
    color: var(--paper);
}

.btn-ghost, .btn-secondary {
    background: transparent;
    color: var(--ink);
}

.btn-ghost:hover, .btn-secondary:hover {
    background: var(--ink);
    color: var(--paper);
}

.btn-large { padding: 1.05rem 1.7rem; font-size: 0.78rem; }

.hero-figure {
    position: relative;
    margin: 0;
    aspect-ratio: 4 / 5;
    overflow: hidden;
}

.hero-figure picture, .hero-figure img {
    width: 100%; height: 100%;
    display: block;
    object-fit: cover;
}

.hero-caption {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    background: var(--paper);
    color: var(--ink);
    font-family: var(--font-sans);
    font-size: 0.65rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    padding: 0.45rem 0.7rem;
}

@media (max-width: 768px) {
    .hero { padding: 2.5rem 0 4rem; }
    .hero-grid { grid-template-columns: 1fr; gap: 2rem; }
    .hero-figure { aspect-ratio: 4 / 3; }
}

/* ==========================================
   7. Sections
   ========================================== */

.company-story,
.mission-values,
.team-section,
.why-choose-us,
.stats-section,
.certifications,
.contact-section,
.faq-section,
.map-section {
    padding: var(--spacing-xl) 0;
}

/* ==========================================
   Manifesto strip
   ========================================== */

.manifesto {
    padding: 6rem 0;
    background: var(--paper);
    border-top: 1px solid var(--rule);
    border-bottom: 1px solid var(--rule);
}

.manifesto .container {
    max-width: 48rem;
    text-align: center;
}

.manifesto-text {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(1.25rem, 1.6vw + 0.7rem, 1.7rem);
    line-height: 1.45;
    color: var(--ink);
    margin: 0;
    letter-spacing: -0.005em;
}

.section-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color) 20%, var(--border-color) 80%, transparent);
}

.about-intro {
    background-color: var(--bg-light);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-dark);
}

/* ==========================================
   8. Service Index — editorial list
   ========================================== */

.service-index {
    padding: 6rem 0;
    background: var(--paper);
    border-top: 1px solid var(--rule);
}

.services {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
}

.service {
    padding: 2rem 1.4rem;
    border-top: 1px solid var(--rule);
    display: grid;
    grid-template-columns: 3rem 1fr;
    gap: 1.4rem;
    align-items: baseline;
    transition: background var(--transition-normal);
}

.service:hover { background: rgba(168, 123, 74, 0.04); }

.services .service:nth-child(odd) { border-right: 1px solid var(--rule); }

.service-num {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    letter-spacing: 0.18em;
    color: var(--amber);
    font-weight: 500;
    padding-top: 0.4rem;
}

.service h3 {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 400;
    font-size: 1.5rem;
    color: var(--ink);
    margin: 0 0 0.45rem 0;
    line-height: 1.15;
}

.service p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--body);
    margin: 0;
}

@media (max-width: 768px) {
    .service-index { padding: 4rem 0; }
    .services { grid-template-columns: 1fr; }
    .services .service:nth-child(odd) { border-right: none; }
}

/* ==========================================
   9. Projects Grid
   ========================================== */

/* ==========================================
   Section heads (editorial)
   ========================================== */

.section-head {
    text-align: center;
    margin-bottom: 4rem;
}

.section-head .label {
    margin-bottom: 1rem;
    color: var(--amber-dark);
}

.section-head h2 {
    font-size: clamp(2rem, 2.6vw + 1rem, 3rem);
    line-height: 1.08;
    margin: 0;
    color: var(--ink);
}

/* ==========================================
   Selected Work — homepage featured rows
   ========================================== */

.selected-work {
    padding: 6rem 0 4rem;
}

.work-row {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 3rem;
    align-items: center;
    margin-bottom: 4rem;
}

.work-row--flip {
    grid-template-columns: 1fr 1.1fr;
}

.work-row--flip .work-photo { order: 2; }

.work-photo {
    display: block;
    overflow: hidden;
    aspect-ratio: 16 / 11;
    background: var(--rule);
}

.work-photo img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.work-photo:hover img { transform: scale(1.04); }

.work-meta { max-width: 28rem; }

.work-num {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--amber-dark);
    margin: 0 0 0.9rem 0;
}

.work-meta h3 {
    font-size: clamp(1.6rem, 1.6vw + 0.8rem, 2rem);
    line-height: 1.1;
    margin: 0 0 0.85rem 0;
    color: var(--ink);
    font-weight: 400;
}

.work-meta h3 a { color: inherit; }
.work-meta h3 em { color: var(--amber); }

.work-lede {
    font-size: 1rem;
    line-height: 1.65;
    color: var(--body);
    margin: 0 0 1rem 0;
}

.work-specs {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--muted);
    margin: 0;
}

.work-cta {
    text-align: center;
    margin: 2rem 0 0;
}

.work-cta-link {
    font-family: var(--font-sans);
    font-size: 0.78rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    border-bottom: 1px solid var(--ink);
    padding-bottom: 0.25rem;
}

.work-cta-link:hover {
    color: var(--amber);
    border-color: var(--amber);
}

@media (max-width: 768px) {
    .selected-work { padding: 4rem 0 2.5rem; }
    .work-row,
    .work-row--flip {
        grid-template-columns: 1fr;
        gap: 1.4rem;
        margin-bottom: 3rem;
    }
    .work-row--flip .work-photo { order: 0; }
    .work-photo { aspect-ratio: 4 / 3; }
}

/* ==========================================
   10. Process — numbered narrative
   ========================================== */

.process {
    padding: 6rem 0;
    background: var(--paper);
    border-top: 1px solid var(--rule);
}

.process-list {
    list-style: none;
    margin: 0 auto;
    padding: 0;
    max-width: 56rem;
}

.process-step {
    display: grid;
    grid-template-columns: 4rem 1fr;
    gap: 2rem;
    padding: 2.5rem 0;
    border-top: 1px solid var(--rule);
}

.process-step:last-child { border-bottom: 1px solid var(--rule); }

.process-num {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 400;
    font-size: 2.6rem;
    line-height: 1;
    color: var(--amber);
    margin: 0;
}

.process-step h3 {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 1.6rem;
    color: var(--ink);
    margin: 0 0 0.6rem 0;
    line-height: 1.15;
}

.process-step p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--body);
    margin: 0;
    max-width: 38rem;
}

@media (max-width: 768px) {
    .process { padding: 4rem 0; }
    .process-step {
        grid-template-columns: 3rem 1fr;
        gap: 1.2rem;
        padding: 2rem 0;
    }
    .process-num { font-size: 2rem; }
}

/* ==========================================
   Proof — testimonial + stats
   ========================================== */

.proof {
    padding: 6rem 0;
    background: var(--paper);
    border-top: 1px solid var(--rule);
    text-align: center;
}

.proof-quote {
    max-width: 44rem;
    margin: 0 auto 4rem;
    padding: 0;
}

.proof-quote p {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 400;
    font-size: clamp(1.25rem, 1.6vw + 0.7rem, 1.75rem);
    line-height: 1.4;
    color: var(--ink);
    margin: 0 0 1.4rem 0;
    letter-spacing: -0.005em;
}

.proof-cite {
    font-family: var(--font-sans);
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--muted);
}

.proof-stats {
    list-style: none;
    margin: 0 auto;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    max-width: 36rem;
}

.proof-stats li {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.proof-num {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(2rem, 2.4vw + 0.8rem, 2.8rem);
    color: var(--ink);
    line-height: 1;
}

.proof-label {
    font-family: var(--font-sans);
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--muted);
}

@media (max-width: 768px) {
    .proof { padding: 4rem 0; }
    .proof-stats { grid-template-columns: 1fr; gap: 1.5rem; }
}

/* ==========================================
   11. Closing CTA — editorial
   ========================================== */

.closing-cta {
    padding: 7rem 0;
    background: var(--paper);
    border-top: 1px solid var(--rule);
    text-align: center;
}

.closing-cta h2 {
    font-size: clamp(2.2rem, 3vw + 1rem, 3.6rem);
    line-height: 1.04;
    margin: 0 0 1rem 0;
    letter-spacing: -0.02em;
}

.closing-lede {
    font-family: var(--font-sans);
    font-size: 1.05rem;
    color: var(--body);
    max-width: 30rem;
    margin: 0 auto 2.4rem;
}

.closing-buttons {
    display: inline-flex;
    gap: 0.85rem;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 2.4rem;
}

.closing-area {
    font-family: var(--font-sans);
    font-size: 0.78rem;
    letter-spacing: 0.04em;
    color: var(--muted);
    max-width: 38rem;
    margin: 0 auto;
}

@media (max-width: 768px) {
    .closing-cta { padding: 5rem 0; }
}

/* ==========================================
   12. Projects page — header + filter
   ========================================== */

.projects-page-head {
    padding: 5rem 0 3rem;
    border-bottom: 1px solid var(--rule);
}

.projects-page-head .label {
    margin-bottom: 1.4rem;
    color: var(--amber-dark);
}

.projects-page-head h1 {
    font-size: clamp(2.4rem, 3.4vw + 1rem, 4rem);
    line-height: 1.04;
    margin: 0 0 1rem 0;
    letter-spacing: -0.02em;
    max-width: 40rem;
}

.projects-lede {
    font-family: var(--font-sans);
    font-size: 1.05rem;
    line-height: 1.65;
    color: var(--body);
    max-width: 34rem;
    margin: 0;
}

.projects-filter-bar {
    border-bottom: 1px solid var(--rule);
    background: var(--paper);
    position: sticky;
    top: 4.6rem;
    z-index: 50;
}

.projects-filter-bar ul {
    list-style: none;
    margin: 0;
    padding: 1rem 0;
    display: flex;
    flex-wrap: wrap;
    gap: 1.4rem;
}

.projects-filter-btn {
    background: none;
    border: 0;
    padding: 0.4rem 0;
    font-family: var(--font-sans);
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--muted);
    cursor: pointer;
    border-bottom: 1px solid transparent;
    transition: color var(--transition-fast), border-color var(--transition-fast);
}

.projects-filter-btn:hover { color: var(--ink); }
.projects-filter-btn.active {
    color: var(--ink);
    border-bottom-color: var(--amber);
}

.filter-count { color: var(--muted); margin-left: 0.2rem; }

@media (max-width: 768px) {
    .projects-page-head { padding: 3.5rem 0 2rem; }
    .projects-filter-bar { position: static; }
    .projects-filter-bar ul { gap: 0.9rem; padding: 0.8rem 0; overflow-x: auto; flex-wrap: nowrap; }
    .projects-filter-btn { white-space: nowrap; }
}

/* ==========================================
   Projects gallery — editorial rows
   ========================================== */

.projects-gallery {
    padding: 3rem 0 5rem;
}

.projects-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.project-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    padding: 4rem 0;
    border-bottom: 1px solid var(--rule);
}

.projects-list li:nth-child(even) .project-row {
    direction: rtl;
}
.projects-list li:nth-child(even) .project-row > * {
    direction: ltr;
}

.project-row-photo {
    display: block;
    overflow: hidden;
    aspect-ratio: 5 / 4;
    background: var(--rule);
}

.project-row-photo img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.project-row-photo:hover img { transform: scale(1.04); }

.project-row-meta { max-width: 28rem; }

.project-row-num {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--amber-dark);
    margin: 0 0 0.9rem 0;
}

.project-row-meta h2 {
    font-size: clamp(1.6rem, 1.8vw + 0.8rem, 2.2rem);
    line-height: 1.1;
    margin: 0 0 0.85rem 0;
    color: var(--ink);
    font-weight: 400;
}

.project-row-meta h2 a { color: inherit; }
.project-row-meta h2 em { color: var(--amber); }

.project-row-lede {
    font-size: 1rem;
    line-height: 1.65;
    color: var(--body);
    margin: 0 0 1rem 0;
}

.project-row-specs {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--muted);
    margin: 0;
}

@media (max-width: 768px) {
    .project-row {
        grid-template-columns: 1fr;
        gap: 1.4rem;
        padding: 2.5rem 0;
    }
    .projects-list li:nth-child(even) .project-row { direction: ltr; }
    .project-row-photo { aspect-ratio: 4 / 3; }
}

.load-more-section {
    text-align: center;
    margin-top: var(--spacing-lg);
}

.projects-count {
    color: var(--text-light);
    font-size: 1rem;
}

/* ==========================================
   14. Contact Page
   ========================================== */

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-xl);
}

.contact-info {
    background-color: var(--bg-light);
    padding: var(--spacing-lg);
    border-radius: 10px;
}

.contact-intro {
    margin-bottom: var(--spacing-lg);
}

.contact-intro h2 {
    margin-bottom: var(--spacing-sm);
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-method {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
}

.contact-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.contact-details h3 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.contact-details p {
    margin-bottom: 5px;
}

.contact-details a {
    color: var(--secondary-color);
    font-weight: 600;
}

.contact-hours {
    font-size: 0.9rem;
    color: var(--text-light);
}

.contact-additional {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: var(--bg-white);
    border-left: 4px solid var(--secondary-color);
    border-radius: 5px;
}

.contact-additional h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
}

.contact-additional p {
    color: var(--text-light);
    margin-bottom: 0;
    font-size: 0.95rem;
}

/* ==========================================
   15. Contact Form
   ========================================== */

.contact-form-wrapper {
    background-color: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: 10px;
    box-shadow: 0 4px 15px var(--shadow-color);
}

.form-header {
    margin-bottom: var(--spacing-lg);
}

.form-header h2 {
    margin-bottom: var(--spacing-xs);
}

.form-header p {
    color: var(--text-light);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: 5px;
    font-size: 1rem;
    font-family: var(--font-primary);
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
}

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

.form-checkbox {
    flex-direction: row;
    align-items: flex-start;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    cursor: pointer;
    gap: 10px;
}

.checkbox-label input[type="checkbox"] {
    margin-top: 3px;
    cursor: pointer;
    width: 18px;
    height: 18px;
}

.checkbox-text {
    font-weight: 400;
    font-size: 0.95rem;
}

.form-error {
    color: #dc3545;
    font-size: 0.85rem;
    margin-top: 5px;
    display: none;
}

.form-error.show {
    display: block;
}

.form-submit {
    text-align: center;
    margin-top: var(--spacing-sm);
}

.form-note {
    margin-top: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--text-light);
}

.form-message {
    padding: var(--spacing-sm);
    border-radius: 5px;
    text-align: center;
    display: none;
    margin-top: var(--spacing-sm);
}

.form-message.success {
    display: block;
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-message.error {
    display: block;
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* ==========================================
   16. FAQ Section
   ========================================== */

.faq-section {
    background-color: var(--bg-light);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.faq-item {
    background-color: var(--bg-white);
    padding: var(--spacing-md);
    border-radius: 10px;
    box-shadow: 0 2px 10px var(--shadow-color);
}

.faq-item h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-color);
}

.faq-item p {
    color: var(--text-light);
    margin-bottom: 0;
    font-size: 0.95rem;
}

/* ==========================================
   17. Map Section
   ========================================== */

.map-section {
    background-color: var(--bg-white);
}

.map-header {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.map-container {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 8px 30px var(--shadow-color);
}

.map-placeholder {
    height: 400px;
    background-color: var(--bg-light);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px dashed var(--border-color);
}

.map-content {
    text-align: center;
    color: var(--text-light);
}

.map-content p {
    font-size: 1.1rem;
}

/* ==========================================
   18. About Page - Additional Sections
   ========================================== */

.company-story {
    background-color: var(--bg-white);
}

.story-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.story-text p {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-dark);
}

.story-image {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 8px 25px var(--shadow-color);
    background: linear-gradient(135deg, #e0e0e0 0%, #f5f5f5 100%);
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.story-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.mission-values {
    background-color: var(--bg-light);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.value-card {
    background-color: var(--bg-white);
    padding: var(--spacing-md);
    border-radius: 10px;
    text-align: center;
    border-left: 4px solid transparent;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06), 0 4px 16px rgba(0, 0, 0, 0.04);
    transition: all var(--transition-normal);
}

.value-card:hover {
    transform: translateY(-8px);
    border-left-color: var(--secondary-color);
    box-shadow: 0 8px 24px rgba(var(--primary-rgb), 0.1), 0 16px 48px rgba(var(--secondary-rgb), 0.08);
}

.value-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    transition: transform var(--transition-normal);
}

.value-card:hover .value-icon {
    transform: scale(1.15);
}

.value-card h3 {
    margin-bottom: var(--spacing-sm);
}

.value-card p {
    color: var(--text-light);
    margin-bottom: 0;
}

.team-section {
    background-color: var(--bg-white);
}

.team-intro {
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-dark);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.team-member {
    background-color: var(--bg-light);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06), 0 4px 16px rgba(0, 0, 0, 0.04);
    transition: all var(--transition-normal);
}

.team-member:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 32px rgba(var(--primary-rgb), 0.12), 0 20px 48px rgba(var(--secondary-rgb), 0.08);
}

.member-image {
    height: 250px;
    background: #1e3a5f;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.member-image svg {
    width: 100%;
    height: 100%;
    display: block;
}

.member-info {
    padding: var(--spacing-md);
}

.member-info h3 {
    margin-bottom: 5px;
}

.member-role {
    color: var(--secondary-color);
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: var(--spacing-sm);
}

.member-info p {
    color: var(--text-light);
    font-size: 0.95rem;
}

.why-choose-us {
    background-color: var(--bg-light);
}

.reasons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.reason-item {
    background-color: var(--bg-white);
    padding: var(--spacing-md);
    border-radius: 10px;
    box-shadow: 0 2px 10px var(--shadow-color);
}

.reason-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--secondary-color);
    opacity: 0.3;
    margin-bottom: var(--spacing-xs);
}

.reason-item h3 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
}

.reason-item p {
    color: var(--text-light);
    margin-bottom: 0;
    font-size: 0.95rem;
}

.stats-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    padding: var(--spacing-xl) 0;
    color: var(--text-white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 1.1rem;
    color: var(--text-white);
}

.certifications {
    background-color: var(--bg-white);
}

.cert-content {
    max-width: 800px;
    margin: 0 auto;
}

.cert-list {
    list-style: none;
    padding: 0;
}

.cert-list li {
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    background-color: var(--bg-light);
    border-left: 4px solid var(--secondary-color);
    border-radius: 5px;
    font-size: 1.05rem;
}

.cert-list li::before {
    content: '✓ ';
    color: var(--secondary-color);
    font-weight: bold;
    margin-right: 10px;
}

/* ==========================================
   19. Footer — editorial dark
   ========================================== */

.footer {
    background: var(--ink);
    color: var(--paper);
    padding: 5rem 0 1.75rem;
    margin-top: 6rem;
}

.footer-manifesto {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(1.4rem, 2.2vw + 1rem, 2.1rem);
    line-height: 1.18;
    color: var(--paper);
    max-width: 36rem;
    margin: 0 0 3rem 0;
    letter-spacing: -0.01em;
}

.footer-manifesto em {
    font-style: italic;
    color: var(--amber-light);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 2.4rem;
    padding-bottom: 2.5rem;
    border-bottom: 1px solid rgba(250, 248, 243, 0.12);
}

.footer-brand .footer-logo {
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1.25rem;
    color: var(--paper);
    margin: 0 0 0.6rem 0;
}

.footer-brand p {
    color: rgba(250, 248, 243, 0.78);
    font-size: 0.9rem;
    line-height: 1.65;
    margin: 0;
}

.footer-column h4 {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--amber-light);
    margin: 0 0 1rem 0;
    font-weight: 500;
}

.footer-links, .footer-contact {
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-links li, .footer-contact li {
    font-size: 0.875rem;
    line-height: 1.85;
    color: rgba(250, 248, 243, 0.85);
}

.footer-links a, .footer-contact a {
    color: rgba(250, 248, 243, 0.85);
    transition: color var(--transition-fast);
}

.footer-links a:hover, .footer-contact a:hover { color: var(--amber-light); }

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1.6rem;
    font-size: 0.75rem;
    letter-spacing: 0.04em;
    color: rgba(250, 248, 243, 0.55);
    flex-wrap: wrap;
    gap: 0.6rem;
}

.footer-privacy-link { color: rgba(250, 248, 243, 0.7); }
.footer-privacy-link:hover { color: var(--amber-light); }

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
    .footer-brand { grid-column: 1 / -1; }
}

/* ==========================================
   20. Responsive Design - Mobile
   ========================================== */

@media (max-width: 768px) {
    /* Typography */
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.3rem; }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    /* Grids */
    .services-grid,
    .projects-grid,
    .benefits-grid,
    .values-grid,
    .team-grid,
    .reasons-grid,
    .stats-grid,
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    /* Contact */
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    /* About */
    .story-content {
        grid-template-columns: 1fr;
    }
    
    .story-image {
        height: 300px;
    }
    
    /* Page Header */
    .page-header h1 {
        font-size: 2rem;
    }
    
    .page-header p {
        font-size: 1rem;
    }
    
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .cta-content h2 {
        font-size: 1.75rem;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
}

/* ==========================================
   21. Utility Classes
   ========================================== */

.text-center {
    text-align: center;
}

.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }

/* ==========================================
   22. Accessibility
   ========================================== */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Focus states */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 3px solid var(--secondary-color);
    outline-offset: 3px;
}

button:focus-visible {
    box-shadow: 0 0 0 3px var(--bg-white), 0 0 0 6px var(--secondary-color);
    outline: none;
}

/* ==========================================
   23. Print Styles
   ========================================== */

@media print {
    .header,
    .nav-toggle,
    .hero-buttons,
    .cta-section,
    .footer,
    .filter-buttons {
        display: none;
    }
    
    body {
        color: #000;
    }
    
    a {
        text-decoration: underline;
    }
    
    .project-card,
    .service-card {
        break-inside: avoid;
    }
}

/* ==========================================
   24. Animation Classes
   ========================================== */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

/* ==========================================
   25. Loading States
   ========================================== */

.loading {
    opacity: 0.6;
    pointer-events: none;
}

.spinner {
    border: 3px solid rgba(0, 0, 0, 0.1);
    border-left-color: var(--secondary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: var(--spacing-md) auto;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ==========================================
   26. Project Detail — editorial case study
   ========================================== */

.case-breadcrumb {
    padding: 1.4rem 0;
    border-bottom: 1px solid var(--rule);
    font-family: var(--font-sans);
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--muted);
}

.case-breadcrumb a { color: var(--amber-dark); }
.case-breadcrumb a:hover { color: var(--amber); }
.case-breadcrumb span { padding: 0 0.5rem; }

.case-hero {
    position: relative;
    height: clamp(320px, 50vh, 580px);
    overflow: hidden;
    background: var(--ink);
}

.case-hero picture, .case-hero img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.case-hero-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: flex-end;
    background: linear-gradient(to bottom, rgba(0,0,0,0.05) 40%, rgba(0,0,0,0.65));
    color: var(--paper);
    padding: 0 0 2.5rem;
}

.case-hero-num {
    font-family: var(--font-sans);
    font-size: 0.72rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    margin: 0 0 0.9rem 0;
    color: rgba(250, 248, 243, 0.9);
}

.case-hero h1 {
    font-size: clamp(2rem, 3.6vw + 1rem, 3.6rem);
    line-height: 1.04;
    margin: 0;
    color: var(--paper);
    font-weight: 400;
    letter-spacing: -0.02em;
    max-width: 44rem;
}

.case-hero h1 em { color: var(--amber-light); }

.case-brief {
    padding: 5rem 0;
    border-bottom: 1px solid var(--rule);
}

.case-brief .container {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 3rem;
    align-items: start;
}

.case-lede {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(1.15rem, 1.4vw + 0.7rem, 1.55rem);
    line-height: 1.45;
    color: var(--ink);
    margin: 0;
    letter-spacing: -0.005em;
}

.case-lede em { font-style: italic; color: var(--amber); }

.case-meta {
    margin: 0;
    padding: 0;
    font-size: 0.95rem;
}

.case-meta > div {
    display: grid;
    grid-template-columns: 8.5rem 1fr;
    gap: 1rem;
    padding: 0.75rem 0;
    border-top: 1px solid var(--rule);
}
.case-meta > div:last-child { border-bottom: 1px solid var(--rule); }

.case-meta dt {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--muted);
    padding-top: 0.25rem;
}

.case-meta dd {
    margin: 0;
    color: var(--ink);
    line-height: 1.6;
}

@media (max-width: 768px) {
    .case-brief { padding: 3rem 0; }
    .case-brief .container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .case-meta > div {
        grid-template-columns: 7rem 1fr;
        gap: 0.7rem;
        font-size: 0.9rem;
    }
}

/* Story sections (Task 17) */
.case-story { padding: 2rem 0; }

.case-story-row {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 0;
    align-items: center;
    border-bottom: 1px solid var(--rule);
}

.case-story-row--flip { grid-template-columns: 1fr 1.2fr; }
.case-story-row--flip .case-story-photo { order: 2; }

.case-story-photo {
    display: block;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    cursor: zoom-in;
}

.case-story-photo img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.case-story-photo:hover img { transform: scale(1.04); }

.case-story-text {
    padding: 3rem;
    max-width: 28rem;
}

.case-story-num {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--amber);
    margin: 0 0 0.9rem 0;
}

.case-story-text h2 {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: clamp(1.4rem, 1.4vw + 0.8rem, 1.75rem);
    line-height: 1.2;
    color: var(--ink);
    margin: 0 0 1rem 0;
    letter-spacing: -0.005em;
}

.case-story-text h2 em { font-style: italic; color: var(--amber); }

.case-story-text p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--body);
    margin: 0;
}

@media (max-width: 768px) {
    .case-story-row,
    .case-story-row--flip {
        grid-template-columns: 1fr;
    }
    .case-story-row--flip .case-story-photo { order: 0; }
    .case-story-text { padding: 2rem 1rem; }
}

/* Gallery + prev/next (Task 18) */
.case-gallery {
    padding: 4rem 0;
    border-top: 1px solid var(--rule);
}

.case-gallery-head { margin-bottom: 1.5rem; }

.case-gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.85rem;
}

.case-gallery-item {
    display: block;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    cursor: zoom-in;
}

.case-gallery-item img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: opacity var(--transition-fast), transform 0.6s ease;
}

.case-gallery-item:hover img {
    opacity: 0.9;
    transform: scale(1.03);
}

@media (max-width: 768px) {
    .case-gallery-grid { grid-template-columns: repeat(2, 1fr); }
}

.case-next {
    padding: 2rem 0;
    border-top: 1px solid var(--rule);
}

.case-next .container {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 1.5rem;
}

.case-next-link {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    color: var(--ink);
}

.case-next-link--right { text-align: right; align-items: flex-end; }

.case-next-link .label { color: var(--muted); }

.case-next-name {
    font-family: var(--font-display);
    font-size: 1.4rem;
    line-height: 1.15;
    color: var(--ink);
}

.case-next-name em { font-style: italic; color: var(--amber); }

.case-next-link:hover .case-next-name em { color: var(--ink); }

@media (max-width: 768px) {
    .case-next .container {
        flex-direction: column;
        align-items: flex-start;
    }
    .case-next-link--right {
        text-align: left;
        align-items: flex-start;
    }
}

/* ==========================================
   26b. Project Detail — legacy (keep for non-redesigned project pages)
   ========================================== */

.project-detail-header {
    background-color: var(--bg-light);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.breadcrumb {
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-light);
}

.breadcrumb a {
    color: var(--text-light);
    transition: color var(--transition-fast);
}

.breadcrumb a:hover {
    color: var(--secondary-color);
}

.project-header-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-top: var(--spacing-sm);
    font-size: 1rem;
}

.meta-item {
    color: var(--text-light);
}

.meta-item strong {
    color: var(--text-dark);
}

/* Gallery Section */
.project-gallery-section {
    padding: var(--spacing-lg) 0;
    background-color: var(--bg-white);
}

.gallery-main {
    aspect-ratio: 3 / 2;
    margin-bottom: var(--spacing-md);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 8px 30px var(--shadow-color);
}

.gallery-main img {
    width: 100%;
    height: 100%;
    display: block;
    cursor: zoom-in;
    object-fit: cover;
    object-position: center;
}

.gallery-thumbs {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--spacing-sm);
}

.gallery-thumbs .thumb {
    width: 100%;
    height: 100px;
    object-fit: cover;
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: 3px solid transparent;
}

.gallery-thumbs .thumb:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 15px var(--shadow-color);
}

.gallery-thumbs .thumb.active {
    border-color: var(--secondary-color);
    box-shadow: 0 4px 15px rgba(230, 126, 34, 0.4);
}

/* Detail Content */
.project-detail-content {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg-light);
}

.detail-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xl);
}

.detail-main h2 {
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.detail-main h3 {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    color: var(--primary-color);
}

.detail-main p {
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.detail-list {
    list-style: none;
    padding-left: 0;
    margin-bottom: var(--spacing-lg);
}

.detail-list li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--text-dark);
    line-height: 1.8;
}

.detail-list li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

.detail-list li strong {
    color: var(--primary-color);
}

/* Sidebar */
.detail-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.info-box {
    background-color: var(--bg-white);
    padding: var(--spacing-md);
    border-radius: 10px;
    box-shadow: 0 4px 15px var(--shadow-color);
}

.info-box h3 {
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
    font-size: 1.3rem;
    border-bottom: 2px solid var(--secondary-color);
    padding-bottom: var(--spacing-xs);
}

.info-item {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--border-color);
}

.info-item:last-child {
    border-bottom: none;
}

.info-label {
    font-weight: 600;
    color: var(--text-dark);
}

.info-value {
    color: var(--text-light);
}

.scope-list {
    list-style: none;
    padding: 0;
}

.scope-list li {
    padding: var(--spacing-xs) 0;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.cta-box {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: var(--text-white);
}

.cta-box h3 {
    color: var(--text-white);
    border-bottom-color: var(--secondary-color);
}

.cta-box p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-md);
}

.cta-box .btn {
    width: 100%;
    text-align: center;
}

/* Timeline */
.project-timeline {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg-white);
}

.project-timeline h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--primary-color);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding-left: 50px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom, var(--secondary-color) 0%, var(--secondary-light) 100%);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-lg);
}

.timeline-marker {
    position: absolute;
    left: -38px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--secondary-color);
    color: var(--text-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    box-shadow: 0 4px 10px rgba(230, 126, 34, 0.3);
}

.timeline-content {
    background-color: var(--bg-light);
    padding: var(--spacing-md);
    border-radius: 10px;
    box-shadow: 0 4px 15px var(--shadow-color);
}

.timeline-content h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.timeline-content p {
    color: var(--text-dark);
    margin: 0;
    line-height: 1.6;
}

/* Related Projects */
.related-projects {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg-light);
}

.related-projects h2 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--primary-color);
}

/* Responsive - Project Detail */
@media (max-width: 768px) {
    .detail-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-thumbs {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .timeline {
        padding-left: 30px;
    }
    
    .timeline::before {
        left: 10px;
    }
    
    .timeline-marker {
        left: -28px;
        width: 35px;
        height: 35px;
        font-size: 1rem;
    }
    
    .project-header-meta {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
}

/* ==========================================
   Lightbox
   ========================================== */

.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-close {
    position: absolute;
    top: 15px;
    right: 25px;
    background: none;
    border: none;
    color: #fff;
    font-size: 40px;
    cursor: pointer;
    transition: color var(--transition-fast);
    z-index: 10002;
}

.lightbox-close:hover,
.lightbox-close:focus {
    color: var(--secondary-color);
}

.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #fff;
    font-size: 48px;
    cursor: pointer;
    padding: 20px 15px;
    transition: color var(--transition-fast);
    z-index: 10001;
    user-select: none;
}

.lightbox-prev { left: 10px; }
.lightbox-next { right: 10px; }

.lightbox-prev:hover,
.lightbox-prev:focus,
.lightbox-next:hover,
.lightbox-next:focus {
    color: var(--secondary-color);
}

.lightbox-body {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 85%;
    max-height: 90%;
}

.lightbox-image {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: 5px;
}

.lightbox-info {
    display: flex;
    justify-content: space-between;
    width: 100%;
    margin-top: 12px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

.lightbox-caption {
    flex: 1;
}

.lightbox-counter {
    margin-left: var(--spacing-sm);
    white-space: nowrap;
}

@media (max-width: 768px) {
    .lightbox-prev,
    .lightbox-next {
        font-size: 32px;
        padding: 15px 8px;
    }

    .lightbox-body {
        max-width: 95%;
    }

    .lightbox-info {
        flex-direction: column;
        align-items: center;
        gap: 4px;
        text-align: center;
    }
}

/* ==========================================
   Footer privacy link (replaces inline style)
   ========================================== */

.footer-privacy-link {
    color: inherit;
}

/* ==========================================
   Back-to-top button
   ========================================== */

.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--secondary-color);
    color: white;
    border: none;
    font-size: 24px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 999;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.back-to-top:hover,
.back-to-top:focus {
    background-color: var(--secondary-dark);
    transform: translateY(-3px);
}

/* ==========================================
   Mobile floating action buttons (Call + WhatsApp)
   ========================================== */

.mobile-fab {
    display: none;
}

@media (max-width: 768px) {
    .mobile-fab {
        display: flex;
        flex-direction: column;
        gap: 12px;
        position: fixed;
        right: 16px;
        bottom: 90px;
        z-index: 998;
    }

    .back-to-top {
        bottom: 20px;
        right: 20px;
    }
}

.mobile-fab-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    color: #fff;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.25);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.mobile-fab-btn:hover,
.mobile-fab-btn:focus {
    color: #fff;
    transform: scale(1.08);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
}

.mobile-fab-whatsapp {
    background-color: #25D366;
}

.mobile-fab-call {
    background-color: #2ecc71;
}

@media print {
    .mobile-fab {
        display: none !important;
    }
}

/* ==========================================
   Reduced motion
   ========================================== */

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ==========================================
   Blog index & article
   ========================================== */

.blog-list {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg-light);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-md);
    max-width: 1100px;
    margin: 0 auto;
}

.blog-card {
    background: var(--bg-white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06), 0 4px 16px rgba(0, 0, 0, 0.04);
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 32px rgba(var(--primary-rgb), 0.12), 0 20px 48px rgba(var(--secondary-rgb), 0.08);
}

.blog-card-image {
    aspect-ratio: 16 / 9;
    overflow: hidden;
}

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.blog-card:hover .blog-card-image img {
    transform: scale(1.05);
}

.blog-card-body {
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    flex: 1;
}

.blog-card-meta {
    font-size: 0.85rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.blog-card-title {
    font-size: 1.35rem;
    margin: 0;
    color: var(--primary-color);
}

.blog-card-title a {
    color: inherit;
}

.blog-card-title a:hover {
    color: var(--secondary-color);
}

.blog-card-excerpt {
    color: var(--text-light);
    margin: 0;
    line-height: 1.6;
}

.blog-card-cta {
    margin-top: auto;
    color: var(--primary-color);
    font-weight: 700;
    align-self: flex-start;
}

.blog-card-cta:hover {
    color: var(--secondary-dark);
}

/* Article content */
.article-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg-white);
}

.article-content {
    max-width: 760px;
    margin: 0 auto;
    color: var(--text-dark);
    font-size: 1.05rem;
    line-height: 1.75;
}

.article-content h2 {
    font-size: 1.75rem;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    color: var(--primary-color);
}

.article-content h3 {
    font-size: 1.25rem;
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    color: var(--primary-color);
}

.article-content p {
    margin-bottom: var(--spacing-sm);
}

.article-content ul,
.article-content ol {
    margin: 0 0 var(--spacing-sm) 1.5rem;
}

.article-content li {
    margin-bottom: 0.4rem;
}

.article-content strong {
    color: var(--primary-color);
}

.article-lead {
    font-size: 1.2rem;
    line-height: 1.65;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-sm);
    border-left: 4px solid var(--secondary-color);
}

.article-hero {
    width: 100%;
    aspect-ratio: 16 / 8;
    overflow: hidden;
    border-radius: 10px;
    margin-bottom: var(--spacing-md);
}

.article-hero img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
}

/* Pricing tables */
.pricing-table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--spacing-md) 0;
    font-size: 0.95rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    border-radius: 8px;
    overflow: hidden;
}

.pricing-table th,
.pricing-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.pricing-table th {
    background-color: var(--primary-color);
    color: var(--text-white);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-size: 0.85rem;
}

.pricing-table tr:nth-child(even) td {
    background-color: var(--bg-light);
}

.pricing-table tr:last-child td {
    border-bottom: none;
}

.pricing-table .price {
    font-weight: 700;
    color: var(--primary-color);
    white-space: nowrap;
}

/* Callouts */
.article-callout {
    background-color: #fff8e6;
    border-left: 4px solid var(--secondary-color);
    padding: var(--spacing-sm) var(--spacing-md);
    margin: var(--spacing-md) 0;
    border-radius: 4px;
}

.article-callout strong {
    color: var(--secondary-dark);
}

.article-callout p {
    margin: 0;
}

/* Article CTA */
.article-cta {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: var(--text-white);
    padding: var(--spacing-lg);
    border-radius: 10px;
    text-align: center;
    margin-top: var(--spacing-lg);
}

.article-cta h2 {
    color: var(--text-white);
    margin-top: 0;
}

.article-cta p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-md);
}

.article-cta .btn {
    display: inline-block;
}

/* Article FAQ */
.article-faq-item {
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-sm) 0;
}

.article-faq-item:last-child {
    border-bottom: none;
}

.article-faq-item h3 {
    margin-top: 0;
    margin-bottom: 6px;
}

.article-faq-item p {
    margin: 0;
}

@media (max-width: 768px) {
    .article-content {
        font-size: 1rem;
    }
    .article-content h2 {
        font-size: 1.4rem;
    }
    .pricing-table {
        font-size: 0.85rem;
    }
    .pricing-table th,
    .pricing-table td {
        padding: 10px 8px;
    }
}

/* About + Contact editorial */
.case-story-photo--static { cursor: default; }