/* =====================================================================
   M&D PAINTING — style.css
   A calm, architectural, premium visual system.
   Sections:
     1.  Design tokens (CSS variables)
     2.  Base & reset
     3.  Typography
     4.  Layout helpers
     5.  Buttons
     6.  Header & navigation
     7.  Hero sections
     8.  Home page sections
     9.  About page
     10. Services page
     11. Projects page & lightbox
     12. Contact page
     13. Footer & back-to-top
     14. Scroll-reveal animation utilities
     15. Responsive breakpoints
     16. Reduced-motion & accessibility
   ===================================================================== */

/* ---------------------------------------------------------------------
   1. DESIGN TOKENS
   All main colours, spacing, radius, shadows and transitions live here
   so the whole site can be re-themed from one place.
   --------------------------------------------------------------------- */
:root {
    /* Colour palette — warm ivory, deep ink, bronze accent */
    --colour-background: #f7f5f1;   /* page background (warm off-white) */
    --colour-surface:    #ffffff;   /* cards / raised surfaces          */
    --colour-sand:       #efe9df;   /* soft sand section band           */
    --colour-stone:      #e6ded2;   /* stone section band               */
    --colour-dark:       #1d1d1b;   /* near-black — headings, footer    */
    --colour-text:       #44413d;   /* body copy                        */
    --colour-muted:      #77736d;   /* secondary / captions             */
    --colour-accent:     #a9824f;   /* muted bronze / gold accent       */
    --colour-accent-dark:#8a6a3e;   /* accent hover / pressed           */
    --colour-accent-soft:#f0e7d9;   /* accent tint background           */
    --colour-border:     #ded9d1;   /* hairline dividers / card edges   */

    /* Typography */
    --font-display: "Cormorant Garamond", Georgia, "Times New Roman", serif;
    --font-body:    "Manrope", "Segoe UI", system-ui, -apple-system, sans-serif;

    /* Fluid type scale */
    --step-hero:  clamp(2.6rem, 1.6rem + 4.4vw, 5rem);
    --step-h1:    clamp(2.1rem, 1.5rem + 2.4vw, 3.4rem);
    --step-h2:    clamp(1.7rem, 1.3rem + 1.6vw, 2.5rem);
    --step-h3:    clamp(1.25rem, 1.1rem + 0.6vw, 1.55rem);
    --step-lead:  clamp(1.05rem, 1rem + 0.35vw, 1.25rem);
    --step-body:  1.02rem;
    --step-small: 0.86rem;

    /* Spacing scale */
    --space-xs: 0.5rem;
    --space-sm: 0.85rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6.5rem;
    --section-pad: clamp(3.5rem, 2rem + 6vw, 7rem);

    /* Layout */
    --container: 1200px;
    --container-wide: 1360px;
    --container-narrow: 780px;

    /* Radius */
    --radius-sm: 4px;
    --radius-md: 10px;
    --radius-lg: 18px;
    --radius-pill: 999px;

    /* Shadows — soft, premium, low-contrast */
    --shadow-xs: 0 1px 2px rgba(29, 29, 27, 0.05);
    --shadow-sm: 0 6px 18px rgba(29, 29, 27, 0.06);
    --shadow-md: 0 14px 40px rgba(29, 29, 27, 0.10);
    --shadow-lg: 0 30px 70px rgba(29, 29, 27, 0.16);

    /* Transitions */
    --t-fast: 0.2s ease;
    --t-med:  0.35s cubic-bezier(0.22, 1, 0.36, 1);
    --t-slow: 0.6s cubic-bezier(0.22, 1, 0.36, 1);

    /* Header height (used for scroll offsets) */
    --header-h: 84px;
}

/* ---------------------------------------------------------------------
   2. BASE & RESET
   --------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    scroll-padding-top: var(--header-h);
    overflow-x: hidden; /* contain the off-canvas mobile nav panel */
}

body {
    margin: 0;
    background: var(--colour-background);
    color: var(--colour-text);
    font-family: var(--font-body);
    font-size: var(--step-body);
    line-height: 1.7;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}

/* Prevent background scroll when mobile menu / lightbox open */
body.no-scroll { overflow: hidden; }

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

ul { margin: 0; padding: 0; list-style: none; }

/* Lightweight page-load fade (removed once .is-loaded is set by JS) */
.page-fade {
    opacity: 0;
    transition: opacity 0.5s ease;
}
.page-fade.is-loaded { opacity: 1; }

/* Skip link for keyboard users */
.skip-link {
    position: absolute;
    left: -999px;
    top: 0;
    z-index: 2000;
    background: var(--colour-dark);
    color: #fff;
    padding: 0.75rem 1.25rem;
    border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { left: 0; }

/* Visible focus state everywhere */
:focus-visible {
    outline: 2px solid var(--colour-accent);
    outline-offset: 3px;
    border-radius: 2px;
}

/* ---------------------------------------------------------------------
   3. TYPOGRAPHY
   --------------------------------------------------------------------- */
h1, h2, h3, h4 {
    font-family: var(--font-display);
    color: var(--colour-dark);
    font-weight: 600;
    line-height: 1.12;
    margin: 0 0 var(--space-md);
    letter-spacing: 0.01em;
}
h1 { font-size: var(--step-h1); }
h2 { font-size: var(--step-h2); }
h3 { font-size: var(--step-h3); font-weight: 600; }

p { margin: 0 0 var(--space-md); }
p:last-child { margin-bottom: 0; }

.lead {
    font-size: var(--step-lead);
    color: var(--colour-text);
    line-height: 1.65;
}

/* Eyebrow label — small tracked caps with a bronze tick */
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--colour-accent);
    margin-bottom: var(--space-md);
}
.eyebrow::before {
    content: "";
    width: 34px;
    height: 1px;
    background: var(--colour-accent);
    display: inline-block;
}

.section-title { max-width: 40ch; }
.text-centre { text-align: center; }
.text-centre .eyebrow { justify-content: center; }
.text-centre .section-title,
.text-centre .lead { margin-left: auto; margin-right: auto; }

.accent { color: var(--colour-accent); }

/* ---------------------------------------------------------------------
   4. LAYOUT HELPERS
   --------------------------------------------------------------------- */
.container {
    width: 100%;
    max-width: var(--container);
    margin-inline: auto;
    padding-inline: clamp(1.2rem, 5vw, 2.5rem);
}
.container-wide { max-width: var(--container-wide); }
.container-narrow { max-width: var(--container-narrow); }

.section { padding-block: var(--section-pad); }
.section--sand  { background: var(--colour-sand); }
.section--stone { background: var(--colour-stone); }
.section--dark  { background: var(--colour-dark); color: #d9d4cc; }
.section--dark h1, .section--dark h2, .section--dark h3 { color: #fff; }

.section-head { max-width: 640px; margin-bottom: var(--space-xl); }
.text-centre.section-head { margin-inline: auto; }

.divider { height: 1px; background: var(--colour-border); border: 0; margin: 0; }

/* Simple responsive grid */
.grid { display: grid; gap: var(--space-lg); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ---------------------------------------------------------------------
   5. BUTTONS
   --------------------------------------------------------------------- */
.btn {
    --btn-bg: var(--colour-accent);
    --btn-fg: #fff;
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.9rem 1.6rem;
    font-family: var(--font-body);
    font-size: 0.92rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    background: var(--btn-bg);
    color: var(--btn-fg);
    border: 1px solid var(--btn-bg);
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: transform var(--t-med), background var(--t-fast),
                border-color var(--t-fast), box-shadow var(--t-med), color var(--t-fast);
    box-shadow: var(--shadow-xs);
}
.btn .arrow { transition: transform var(--t-med); }
.btn:hover {
    background: var(--colour-accent-dark);
    border-color: var(--colour-accent-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}
.btn:hover .arrow { transform: translateX(4px); }

.btn--ghost {
    --btn-bg: transparent;
    --btn-fg: var(--colour-dark);
    border-color: var(--colour-border);
    box-shadow: none;
}
.btn--ghost:hover {
    background: var(--colour-dark);
    border-color: var(--colour-dark);
    color: #fff;
}

.btn--light {
    --btn-bg: #fff;
    --btn-fg: var(--colour-dark);
    border-color: #fff;
}
.btn--light:hover { background: var(--colour-accent); border-color: var(--colour-accent); color: #fff; }

.btn--outline-light {
    --btn-bg: transparent;
    --btn-fg: #fff;
    border-color: rgba(255,255,255,0.5);
    box-shadow: none;
}
.btn--outline-light:hover { background: #fff; color: var(--colour-dark); border-color:#fff; }

.btn-row { display: flex; flex-wrap: wrap; gap: var(--space-sm); }

/* Text link with animated arrow */
.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--colour-accent);
    letter-spacing: 0.02em;
}
.link-arrow .arrow { transition: transform var(--t-med); }
.link-arrow:hover .arrow { transform: translateX(5px); }

/* ---------------------------------------------------------------------
   6. HEADER & NAVIGATION
   --------------------------------------------------------------------- */
.site-header {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: 1000;
    height: var(--header-h);
    display: flex;
    align-items: center;
    transition: background var(--t-med), box-shadow var(--t-med), border-color var(--t-med);
    background: transparent;
    border-bottom: 1px solid transparent;
}
/* Solid header after scroll, or on interior pages (set via .header--solid) */
.site-header.is-scrolled,
.site-header.header--solid {
    background: rgba(247, 245, 241, 0.92);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    border-bottom-color: var(--colour-border);
}

.header-inner {
    width: 100%;
    max-width: var(--container-wide);
    margin-inline: auto;
    padding-inline: clamp(1.2rem, 5vw, 2.5rem);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
}

/* Text-based logo */
.brand { display: flex; align-items: center; gap: 0.7rem; }
.brand__mark {
    width: 42px; height: 42px;
    border: 1.5px solid var(--colour-accent);
    border-radius: 50%;
    display: grid; place-items: center;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1rem;
    color: var(--colour-accent);
    flex-shrink: 0;
}
.brand__text {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.35rem;
    letter-spacing: 0.14em;
    color: var(--colour-dark);
    line-height: 1;
}
/* Over-hero (transparent) state: white brand text */
.site-header:not(.is-scrolled):not(.header--solid) .brand__text { color: #fff; }
.site-header:not(.is-scrolled):not(.header--solid) .brand__mark { border-color: #fff; color: #fff; }

/* Primary nav */
.nav { display: flex; align-items: center; gap: clamp(1rem, 2vw, 2rem); }
.nav__list { display: flex; align-items: center; gap: clamp(1rem, 2vw, 2rem); }
.nav__link {
    position: relative;
    font-size: 0.92rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    color: var(--colour-text);
    padding: 0.3rem 0;
    transition: color var(--t-fast);
}
.nav__link::after {
    content: "";
    position: absolute;
    left: 0; bottom: -2px;
    width: 100%; height: 1.5px;
    background: var(--colour-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--t-med);
}
.nav__link:hover { color: var(--colour-dark); }
.nav__link:hover::after,
.nav__link.is-active::after { transform: scaleX(1); }
.nav__link.is-active { color: var(--colour-dark); }

/* Over-hero nav link colour */
.site-header:not(.is-scrolled):not(.header--solid) .nav__link { color: rgba(255,255,255,0.88); }
.site-header:not(.is-scrolled):not(.header--solid) .nav__link:hover,
.site-header:not(.is-scrolled):not(.header--solid) .nav__link.is-active { color: #fff; }

.nav__cta { padding: 0.7rem 1.3rem; font-size: 0.86rem; }

/* Hamburger button */
.nav-toggle {
    display: none;
    width: 46px; height: 46px;
    background: transparent;
    border: 0;
    cursor: pointer;
    position: relative;
    z-index: 1100;
}
.nav-toggle span {
    position: absolute;
    left: 11px; right: 11px;
    height: 2px;
    background: var(--colour-dark);
    border-radius: 2px;
    transition: transform var(--t-med), opacity var(--t-fast), background var(--t-fast);
}
.nav-toggle span:nth-child(1) { top: 16px; }
.nav-toggle span:nth-child(2) { top: 22px; }
.nav-toggle span:nth-child(3) { top: 28px; }
.site-header:not(.is-scrolled):not(.header--solid) .nav-toggle span { background: #fff; }
/* Animated X */
.nav-toggle[aria-expanded="true"] span:nth-child(1) { top: 22px; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { top: 22px; transform: rotate(-45deg); }
.nav-toggle[aria-expanded="true"] span { background: var(--colour-dark); }

/* ---------------------------------------------------------------------
   7. HERO SECTIONS
   --------------------------------------------------------------------- */
.hero {
    position: relative;
    min-height: 100svh;
    display: flex;
    align-items: center;
    overflow: hidden;
    color: #fff;
}
.hero__media {
    position: absolute;
    inset: 0;
    z-index: -2;
    overflow: hidden;
}
.hero__media img {
    width: 100%; height: 100%;
    object-fit: cover;
    object-position: center;
    /* subtle slow zoom */
    transform: scale(1.08);
    animation: heroZoom 18s ease-out forwards;
}
@keyframes heroZoom { to { transform: scale(1); } }

.hero__overlay {
    position: absolute;
    inset: 0;
    z-index: -1;
    background:
        linear-gradient(105deg, rgba(20,19,17,0.72) 0%, rgba(20,19,17,0.42) 45%, rgba(20,19,17,0.18) 100%),
        linear-gradient(to top, rgba(20,19,17,0.55), transparent 40%);
}

.hero__content { max-width: 720px; padding-block: 8rem 6rem; }
.hero__title {
    font-size: var(--step-hero);
    color: #fff;
    line-height: 1.04;
    margin-bottom: var(--space-md);
    text-wrap: balance;
}
.hero .eyebrow { color: #e7c99a; }
.hero .eyebrow::before { background: #e7c99a; }
.hero__text {
    font-size: var(--step-lead);
    color: rgba(255,255,255,0.9);
    max-width: 54ch;
    margin-bottom: var(--space-lg);
}

/* Scroll indicator */
.scroll-cue {
    position: absolute;
    left: 50%;
    bottom: 2rem;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255,255,255,0.75);
    font-size: 0.68rem;
    letter-spacing: 0.24em;
    text-transform: uppercase;
}
.scroll-cue__line {
    width: 1px; height: 46px;
    background: linear-gradient(to bottom, rgba(255,255,255,0.7), transparent);
    position: relative;
    overflow: hidden;
}
.scroll-cue__line::after {
    content: "";
    position: absolute;
    top: -50%; left: 0;
    width: 100%; height: 50%;
    background: #fff;
    animation: cueDrop 2.2s cubic-bezier(0.7,0,0.3,1) infinite;
}
@keyframes cueDrop {
    0% { top: -50%; }
    60%, 100% { top: 100%; }
}

/* Interior (sub-page) hero — shorter */
.hero-inner {
    position: relative;
    min-height: 60vh;
    display: flex;
    align-items: flex-end;
    color: #fff;
    overflow: hidden;
    padding-top: var(--header-h);
}
.hero-inner__media { position: absolute; inset: 0; z-index: -2; }
.hero-inner__media img { width: 100%; height: 100%; object-fit: cover; }
.hero-inner__overlay {
    position: absolute; inset: 0; z-index: -1;
    background: linear-gradient(to top, rgba(20,19,17,0.82), rgba(20,19,17,0.30) 70%, rgba(20,19,17,0.35));
}
.hero-inner__content { padding-block: var(--space-2xl) var(--space-xl); max-width: 720px; }
.hero-inner__title { color: #fff; font-size: var(--step-h1); margin-bottom: var(--space-sm); }
.hero-inner__text { color: rgba(255,255,255,0.9); font-size: var(--step-lead); max-width: 52ch; margin: 0; }
.hero-inner .eyebrow { color: #e7c99a; }
.hero-inner .eyebrow::before { background: #e7c99a; }

/* Breadcrumb */
.breadcrumb {
    font-size: 0.82rem;
    color: rgba(255,255,255,0.72);
    margin-bottom: var(--space-md);
    letter-spacing: 0.02em;
}
.breadcrumb a:hover { color: #fff; }
.breadcrumb span { color: rgba(255,255,255,0.5); margin-inline: 0.4rem; }

/* ---------------------------------------------------------------------
   8. HOME PAGE SECTIONS
   --------------------------------------------------------------------- */

/* Trust intro + trust points */
.trust-points {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}
.trust-point { text-align: left; }
.trust-point__icon {
    width: 48px; height: 48px;
    color: var(--colour-accent);
    margin-bottom: var(--space-sm);
}
.trust-point__icon svg { width: 100%; height: 100%; }
.trust-point h3 { font-size: 1.1rem; margin-bottom: 0.35rem; }
.trust-point p { font-size: 0.94rem; color: var(--colour-muted); margin: 0; }

/* Service cards */
.service-card {
    background: var(--colour-surface);
    border: 1px solid var(--colour-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform var(--t-med), box-shadow var(--t-med), border-color var(--t-med);
}
.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: transparent;
}
.service-card__media { aspect-ratio: 4 / 3; overflow: hidden; }
.service-card__media img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform var(--t-slow);
}
.service-card:hover .service-card__media img { transform: scale(1.07); }
.service-card__body { padding: var(--space-md) var(--space-md) var(--space-lg); flex: 1; display: flex; flex-direction: column; }
.service-card__body h3 { margin-bottom: 0.5rem; }
.service-card__body p { font-size: 0.94rem; color: var(--colour-muted); margin-bottom: var(--space-md); }
.service-card__body .link-arrow { margin-top: auto; }

/* About preview / split layout */
.split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 5vw, 5rem);
    align-items: center;
}
.split--reverse .split__media { order: 2; }
.split__media {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    aspect-ratio: 4 / 3.2;
}
.split__media img { width: 100%; height: 100%; object-fit: cover; }
/* bronze corner accent on media */
.split__media::after {
    content: "";
    position: absolute;
    left: -1px; bottom: -1px;
    width: 42%; height: 5px;
    background: var(--colour-accent);
}
.split__body .lead { margin-bottom: var(--space-lg); }

/* Experience stat badge */
.stat-badge {
    position: absolute;
    right: var(--space-md);
    bottom: var(--space-md);
    background: rgba(29,29,27,0.86);
    backdrop-filter: blur(6px);
    color: #fff;
    padding: 1rem 1.3rem;
    border-radius: var(--radius-md);
    text-align: center;
}
.stat-badge__num {
    font-family: var(--font-display);
    font-size: 2.4rem;
    line-height: 1;
    color: #e7c99a;
    font-weight: 600;
}
.stat-badge__label { font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: rgba(255,255,255,0.8); }

/* Project preview gallery */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}
.gallery-tile {
    position: relative;
    aspect-ratio: 4 / 3;
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    background: var(--colour-stone);
}
.gallery-tile img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform var(--t-slow);
}
.gallery-tile:hover img { transform: scale(1.08); }
.gallery-tile__overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-md);
    background: linear-gradient(to top, rgba(20,19,17,0.78), transparent 62%);
    opacity: 0;
    transition: opacity var(--t-med);
}
.gallery-tile:hover .gallery-tile__overlay,
.gallery-tile:focus-visible .gallery-tile__overlay { opacity: 1; }
.gallery-tile__cat { font-size: 0.7rem; letter-spacing: 0.18em; text-transform: uppercase; color: #e7c99a; }
.gallery-tile__title {
    font-family: var(--font-display);
    font-size: 1.3rem;
    color: #fff;
    transform: translateY(12px);
    transition: transform var(--t-med);
}
.gallery-tile:hover .gallery-tile__title { transform: translateY(0); }

/* Process steps */
.process {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
    counter-reset: step;
}
.process-step {
    position: relative;
    padding-top: var(--space-lg);
    border-top: 1px solid var(--colour-border);
}
.process-step__num {
    font-family: var(--font-display);
    font-size: 2.4rem;
    color: var(--colour-accent);
    line-height: 1;
    margin-bottom: var(--space-sm);
    font-weight: 600;
}
.process-step h3 { font-size: 1.15rem; margin-bottom: 0.4rem; }
.process-step p { font-size: 0.92rem; color: var(--colour-muted); margin: 0; }

/* Why-choose feature list */
.feature-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-lg) var(--space-xl); }
.feature-item { display: flex; gap: var(--space-md); align-items: flex-start; }
.feature-item__mark {
    flex-shrink: 0;
    width: 40px; height: 40px;
    border-radius: 50%;
    background: var(--colour-accent-soft);
    color: var(--colour-accent);
    display: grid; place-items: center;
}
.feature-item__mark svg { width: 20px; height: 20px; }
.feature-item h3 { font-size: 1.08rem; margin-bottom: 0.25rem; }
.feature-item p { font-size: 0.92rem; color: var(--colour-muted); margin: 0; }

/* Final CTA band */
.cta-band {
    position: relative;
    overflow: hidden;
    color: #fff;
    text-align: center;
}
.cta-band__media { position: absolute; inset: 0; z-index: -2; }
.cta-band__media img { width: 100%; height: 100%; object-fit: cover; }
.cta-band__overlay {
    position: absolute; inset: 0; z-index: -1;
    background: linear-gradient(rgba(20,19,17,0.82), rgba(20,19,17,0.78));
}
.cta-band .container { position: relative; }
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(255,255,255,0.88); max-width: 52ch; margin-inline: auto; }
.cta-band .btn-row { justify-content: center; margin-top: var(--space-lg); }

/* ---------------------------------------------------------------------
   9. ABOUT PAGE
   --------------------------------------------------------------------- */
.value-card {
    background: var(--colour-surface);
    border: 1px solid var(--colour-border);
    border-radius: var(--radius-md);
    padding: var(--space-lg) var(--space-md);
    transition: transform var(--t-med), box-shadow var(--t-med);
}
.value-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-sm); }
.value-card__icon {
    width: 40px; height: 40px;
    color: var(--colour-accent);
    margin-bottom: var(--space-sm);
}
.value-card h3 { font-size: 1.15rem; margin-bottom: 0.4rem; }
.value-card p { font-size: 0.92rem; color: var(--colour-muted); margin: 0; }

.prose { max-width: 68ch; }
.prose h2 { margin-top: var(--space-lg); }
.prose p { color: var(--colour-text); }

/* ---------------------------------------------------------------------
   10. SERVICES PAGE
   --------------------------------------------------------------------- */
.service-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 5vw, 5rem);
    align-items: center;
    padding-block: var(--space-xl);
    border-bottom: 1px solid var(--colour-border);
}
.service-block:last-of-type { border-bottom: 0; }
.service-block--reverse .service-block__media { order: 2; }
.service-block__media {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    aspect-ratio: 4 / 3;
}
.service-block__media img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--t-slow); }
.service-block__media:hover img { transform: scale(1.05); }
.service-block__index {
    font-family: var(--font-display);
    font-size: 1rem;
    color: var(--colour-accent);
    letter-spacing: 0.1em;
    margin-bottom: var(--space-xs);
}
.service-block h2 { font-size: var(--step-h3); margin-bottom: var(--space-sm); }
.service-block ul.ticks { margin-top: var(--space-md); display: grid; gap: 0.5rem; }
.ticks li { position: relative; padding-left: 1.6rem; font-size: 0.94rem; color: var(--colour-text); }
.ticks li::before {
    content: "";
    position: absolute; left: 0; top: 0.55em;
    width: 8px; height: 8px;
    border-right: 1.5px solid var(--colour-accent);
    border-bottom: 1.5px solid var(--colour-accent);
    transform: rotate(45deg);
}

/* ---------------------------------------------------------------------
   11. PROJECTS PAGE & LIGHTBOX
   --------------------------------------------------------------------- */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    justify-content: center;
    margin-bottom: var(--space-xl);
}
.filter-btn {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    padding: 0.6rem 1.25rem;
    border: 1px solid var(--colour-border);
    background: transparent;
    color: var(--colour-text);
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: all var(--t-fast);
}
.filter-btn:hover { border-color: var(--colour-accent); color: var(--colour-accent); }
.filter-btn.is-active {
    background: var(--colour-dark);
    border-color: var(--colour-dark);
    color: #fff;
}

/* Masonry-ish structured grid */
.projects-grid {
    columns: 3;
    column-gap: var(--space-md);
}
.project-item {
    break-inside: avoid;
    margin-bottom: var(--space-md);
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    background: var(--colour-stone);
    transition: opacity var(--t-med), transform var(--t-med);
}
.project-item img { width: 100%; height: auto; display: block; transition: transform var(--t-slow); }
.project-item:hover img { transform: scale(1.06); }
.project-item__overlay {
    position: absolute; inset: 0;
    display: flex; flex-direction: column; justify-content: flex-end;
    padding: var(--space-md);
    background: linear-gradient(to top, rgba(20,19,17,0.80), transparent 60%);
    opacity: 0;
    transition: opacity var(--t-med);
}
.project-item:hover .project-item__overlay,
.project-item:focus-visible .project-item__overlay { opacity: 1; }
.project-item__cat { font-size: 0.68rem; letter-spacing: 0.18em; text-transform: uppercase; color: #e7c99a; margin-bottom: 0.2rem; }
.project-item__title { font-family: var(--font-display); font-size: 1.25rem; color: #fff; }
/* filtered-out state */
.project-item.is-hidden { display: none; }

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: clamp(1rem, 4vw, 3rem);
    background: rgba(15, 14, 12, 0.92);
    backdrop-filter: blur(4px);
    opacity: 0;
    transition: opacity var(--t-med);
}
.lightbox.is-open { display: flex; opacity: 1; }
.lightbox__stage {
    position: relative;
    max-width: 1000px;
    width: 100%;
    text-align: center;
    transform: scale(0.96);
    transition: transform var(--t-med);
}
.lightbox.is-open .lightbox__stage { transform: scale(1); }
.lightbox__img {
    max-width: 100%;
    max-height: 78vh;
    margin-inline: auto;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    object-fit: contain;
}
.lightbox__caption {
    color: #fff;
    margin-top: var(--space-md);
}
.lightbox__caption strong { font-family: var(--font-display); font-weight: 600; font-size: 1.2rem; display: block; }
.lightbox__caption span { color: #e7c99a; font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase; }
.lightbox__btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 52px; height: 52px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.3);
    background: rgba(255,255,255,0.08);
    color: #fff;
    cursor: pointer;
    display: grid; place-items: center;
    transition: background var(--t-fast), border-color var(--t-fast);
}
.lightbox__btn:hover { background: rgba(255,255,255,0.2); border-color: #fff; }
.lightbox__btn svg { width: 20px; height: 20px; }
.lightbox__prev { left: -8px; }
.lightbox__next { right: -8px; }
.lightbox__close {
    position: absolute;
    top: clamp(1rem, 3vw, 2rem);
    right: clamp(1rem, 3vw, 2rem);
    width: 48px; height: 48px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.3);
    background: rgba(255,255,255,0.08);
    color: #fff;
    cursor: pointer;
    display: grid; place-items: center;
    z-index: 5;
    transition: background var(--t-fast);
}
.lightbox__close:hover { background: rgba(255,255,255,0.2); }
.lightbox__close svg { width: 22px; height: 22px; }

/* ---------------------------------------------------------------------
   12. CONTACT PAGE
   --------------------------------------------------------------------- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 5vw, 4.5rem);
    align-items: start;
}
.contact-card {
    background: var(--colour-surface);
    border: 1px solid var(--colour-border);
    border-radius: var(--radius-lg);
    padding: clamp(1.5rem, 4vw, 2.5rem);
    box-shadow: var(--shadow-sm);
}
.contact-detail {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
    padding-block: var(--space-md);
    border-bottom: 1px solid var(--colour-border);
}
.contact-detail:last-child { border-bottom: 0; }
.contact-detail__icon {
    flex-shrink: 0;
    width: 44px; height: 44px;
    border-radius: 50%;
    background: var(--colour-accent-soft);
    color: var(--colour-accent);
    display: grid; place-items: center;
}
.contact-detail__icon svg { width: 20px; height: 20px; }
.contact-detail__label { font-size: 0.74rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--colour-muted); margin-bottom: 0.15rem; }
.contact-detail__value { font-size: 1.05rem; color: var(--colour-dark); font-weight: 600; word-break: break-word; }
.contact-detail__value a:hover { color: var(--colour-accent); }

/* Contact form (Netlify) */
.form-field { margin-bottom: var(--space-md); }
.form-field label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 0.4rem; color: var(--colour-dark); }
.form-field label .req { color: var(--colour-accent); }
.form-field input,
.form-field select,
.form-field textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--colour-text);
    background: var(--colour-background);
    border: 1px solid var(--colour-border);
    border-radius: var(--radius-sm);
    transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.form-field textarea { resize: vertical; min-height: 130px; }
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
    outline: none;
    border-color: var(--colour-accent);
    box-shadow: 0 0 0 3px rgba(169,130,79,0.15);
}
.form-field input:user-invalid,
.form-field textarea:user-invalid,
.form-field select:user-invalid { border-color: #b4534b; }
.form-error { display: none; color: #b4534b; font-size: 0.8rem; margin-top: 0.35rem; }
.form-field.has-error .form-error { display: block; }
.form-field.has-error input,
.form-field.has-error select,
.form-field.has-error textarea { border-color: #b4534b; }

.form-check { display: flex; gap: 0.7rem; align-items: flex-start; font-size: 0.88rem; color: var(--colour-muted); }
.form-check input { width: auto; margin-top: 0.25rem; flex-shrink: 0; }
.form-note { font-size: 0.8rem; color: var(--colour-muted); margin-top: var(--space-md); }

.form-success {
    display: none;
    background: var(--colour-accent-soft);
    border: 1px solid var(--colour-accent);
    color: var(--colour-accent-dark);
    padding: var(--space-md);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-md);
    font-size: 0.92rem;
}
.form-success.is-visible { display: block; }

/* Enquiry helper list */
.enquiry-list { display: grid; gap: 0.7rem; margin-top: var(--space-md); }
.enquiry-list li { position: relative; padding-left: 1.6rem; color: var(--colour-text); }
.enquiry-list li::before {
    content: "";
    position: absolute; left: 0; top: 0.6em;
    width: 7px; height: 7px; border-radius: 50%;
    background: var(--colour-accent);
}

/* ---------------------------------------------------------------------
   13. FOOTER & BACK-TO-TOP
   --------------------------------------------------------------------- */
.site-footer {
    background: var(--colour-dark);
    color: #b7b2aa;
    padding-top: var(--space-2xl);
}
.footer-top {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
    gap: var(--space-xl);
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand__text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    letter-spacing: 0.12em;
    color: #fff;
    margin-bottom: var(--space-sm);
}
.footer-brand p { font-size: 0.92rem; color: #9c968d; max-width: 34ch; }
.footer-col h4 {
    font-family: var(--font-body);
    font-size: 0.76rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: #fff;
    margin-bottom: var(--space-md);
}
.footer-col ul { display: grid; gap: 0.6rem; }
.footer-col a { font-size: 0.92rem; color: #b7b2aa; transition: color var(--t-fast); }
.footer-col a:hover { color: #e7c99a; }
.footer-contact li { font-size: 0.92rem; margin-bottom: 0.6rem; color: #b7b2aa; }
.footer-contact a:hover { color: #e7c99a; }
.footer-contact strong { color: #fff; display: block; font-size: 0.74rem; letter-spacing: 0.12em; text-transform: uppercase; font-weight: 600; margin-bottom: 0.15rem; }

.footer-bottom {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    justify-content: space-between;
    align-items: center;
    padding-block: var(--space-lg);
    font-size: 0.84rem;
    color: #8a857d;
}
.footer-bottom nav { display: flex; gap: var(--space-md); flex-wrap: wrap; }
.footer-bottom a:hover { color: #e7c99a; }

/* Back-to-top */
.to-top {
    position: fixed;
    right: clamp(1rem, 3vw, 2rem);
    bottom: clamp(1rem, 3vw, 2rem);
    width: 50px; height: 50px;
    border-radius: 50%;
    background: var(--colour-dark);
    color: #fff;
    border: 0;
    cursor: pointer;
    display: grid; place-items: center;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: opacity var(--t-med), transform var(--t-med), visibility var(--t-med), background var(--t-fast);
    z-index: 900;
}
.to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover { background: var(--colour-accent); transform: translateY(-3px); }
.to-top svg { width: 20px; height: 20px; }

/* ---------------------------------------------------------------------
   14. SCROLL-REVEAL ANIMATION UTILITIES
   --------------------------------------------------------------------- */
[data-reveal] {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.22,1,0.36,1);
    will-change: opacity, transform;
}
[data-reveal="left"]  { transform: translateX(-34px); }
[data-reveal="right"] { transform: translateX(34px); }
[data-reveal="scale"] { transform: scale(0.94); }
[data-reveal].is-visible {
    opacity: 1;
    transform: translate(0, 0) scale(1);
}
/* staggered children */
[data-reveal-stagger] > * {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.22,1,0.36,1);
}
[data-reveal-stagger].is-visible > * { opacity: 1; transform: translateY(0); }

/* ---------------------------------------------------------------------
   15. RESPONSIVE BREAKPOINTS
   --------------------------------------------------------------------- */
@media (max-width: 1024px) {
    .footer-top { grid-template-columns: 1fr 1fr; gap: var(--space-lg); }
    .gallery-grid { grid-template-columns: repeat(2, 1fr); }
    .projects-grid { columns: 2; }
    .trust-points { grid-template-columns: repeat(2, 1fr); }
    .process { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
    :root { --header-h: 72px; }

    /* Mobile navigation */
    .nav-toggle { display: block; }
    .nav {
        position: fixed;
        inset: 0 0 0 auto;
        width: min(82vw, 360px);
        flex-direction: column;
        justify-content: center;
        align-items: flex-start;
        gap: var(--space-lg);
        background: var(--colour-background);
        padding: var(--space-2xl) var(--space-lg);
        transform: translateX(100%);
        transition: transform var(--t-med);
        box-shadow: var(--shadow-lg);
        z-index: 1050;
    }
    .nav.is-open { transform: translateX(0); }
    .nav__list { flex-direction: column; align-items: flex-start; gap: var(--space-md); width: 100%; }
    .nav__link { font-size: 1.15rem; color: var(--colour-dark) !important; }
    .nav__link::after { display: none; }
    .nav__link.is-active { color: var(--colour-accent) !important; }
    .nav__cta { width: 100%; justify-content: center; margin-top: var(--space-sm); }
    /* Dim backdrop */
    .nav-backdrop {
        position: fixed; inset: 0;
        background: rgba(20,19,17,0.45);
        opacity: 0; visibility: hidden;
        transition: opacity var(--t-med), visibility var(--t-med);
        z-index: 1040;
    }
    .nav-backdrop.is-open { opacity: 1; visibility: visible; }

    .split, .service-block, .contact-grid { grid-template-columns: 1fr; }
    .split--reverse .split__media,
    .service-block--reverse .service-block__media { order: 0; }
    .feature-list { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
    :root { --section-pad: 3rem; }
    .grid-3, .grid-4 { grid-template-columns: 1fr; }
    .gallery-grid { grid-template-columns: 1fr; }
    .projects-grid { columns: 1; }
    .trust-points { grid-template-columns: 1fr; }
    .process { grid-template-columns: 1fr; }
    .hero__content { padding-block: 7rem 5rem; }
    .btn { width: 100%; justify-content: center; }
    .btn-row .btn { width: 100%; }
    .hero .btn-row .btn { width: auto; }
    .lightbox__prev { left: 2px; }
    .lightbox__next { right: 2px; }
    .footer-top { grid-template-columns: 1fr; }
    .stat-badge { right: 12px; bottom: 12px; padding: 0.75rem 1rem; }
    .stat-badge__num { font-size: 1.8rem; }
}

/* Ensure hero buttons stay inline-auto on small screens where sensible */
@media (max-width: 620px) {
    .hero__content .btn-row { flex-direction: column; }
    .hero__content .btn-row .btn { width: 100%; }
    .cta-band .btn-row { flex-direction: column; align-items: center; }
    .cta-band .btn-row .btn { width: 100%; max-width: 340px; }
}

/* ---------------------------------------------------------------------
   16. REDUCED MOTION
   --------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
    }
    .hero__media img { animation: none; transform: none; }
    [data-reveal], [data-reveal-stagger] > * { opacity: 1 !important; transform: none !important; }
    .scroll-cue__line::after { display: none; }
}