/* =========================================================================
   COMAN CONSTRUCT LIMITED | Luxury British Domestic Construction & Estates
   Design System: Quiet Luxury, British Architectural Heritage & Mobile Responsive
   Domain: coman-construct.co.uk
   ========================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@500;600;700&family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;0,700;1,400;1,600&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

:root {
    /* British Heritage Palette */
    --color-racing-noir: #0e1411;
    --color-racing-green: #15221b;
    --color-racing-card: #1c2e24;
    --color-alabaster: #faf9f5;
    --color-limestone: #f3efe6;
    --color-linen: #eae5d8;
    --color-white: #ffffff;
    
    /* Architectural Bronze & Gold */
    --color-gold: #c29f62;
    --color-gold-light: #dfc28d;
    --color-gold-dark: #9e7b42;
    --color-gold-tint: rgba(194, 159, 98, 0.09);
    
    /* Typography */
    --text-primary: #171d19;
    --text-secondary: #4b554e;
    --text-muted: #737f77;
    --text-light: #d1d9d4;
    
    /* Fonts */
    --font-heading: 'Cormorant Garamond', Georgia, serif;
    --font-crest: 'Cinzel', serif;
    --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    
    /* Structural */
    --border-subtle: #e4dfd3;
    --border-dark: rgba(255, 255, 255, 0.1);
    --container-max: 1240px;
    --transition: all 0.28s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    background-color: var(--color-alabaster);
    color: var(--text-primary);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    padding-bottom: 0px;
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 500;
    color: var(--color-racing-noir);
    line-height: 1.15;
    letter-spacing: -0.015em;
}

p {
    font-size: 1.02rem;
    color: var(--text-secondary);
}

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

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

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* --- BUTTONS --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 15px 32px;
    font-size: 0.82rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    cursor: pointer;
    transition: var(--transition);
    border-radius: 0px;
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--color-gold);
    color: var(--color-white);
    border: 1px solid var(--color-gold);
}

.btn-primary:hover {
    background-color: var(--color-gold-dark);
    border-color: var(--color-gold-dark);
    color: var(--color-white);
    transform: translateY(-2px);
}

.btn-dark {
    background-color: var(--color-racing-noir);
    color: var(--color-white);
    border: 1px solid var(--color-racing-noir);
}

.btn-dark:hover {
    background-color: var(--color-gold);
    border-color: var(--color-gold);
    color: var(--color-white);
    transform: translateY(-2px);
}

.btn-light-outline {
    background: transparent;
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.45);
    backdrop-filter: blur(4px);
}

.btn-light-outline:hover {
    background: var(--color-white);
    color: var(--color-racing-noir);
    border-color: var(--color-white);
}

.btn-dark-outline {
    background: transparent;
    color: var(--color-racing-noir);
    border: 1px solid var(--color-racing-noir);
}

.btn-dark-outline:hover {
    background: var(--color-racing-noir);
    color: var(--color-white);
}

/* --- HEADER & NAVIGATION --- */
.site-header {
    background-color: rgba(250, 249, 245, 0.96);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-subtle);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
}

.nav-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
}

.brand-wrapper {
    display: flex;
    align-items: center;
}

.site-logo-img {
    height: 48px;
    width: auto;
    display: block;
}

.main-nav ul {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 28px;
}

.main-nav a {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    position: relative;
    padding: 6px 0;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 1.5px;
    background-color: var(--color-gold);
    transition: var(--transition);
}

.main-nav a:hover, .main-nav a.active {
    color: var(--color-racing-noir);
}

.main-nav a:hover::after, .main-nav a.active::after {
    width: 100%;
}

.header-action-group {
    display: flex;
    align-items: center;
    gap: 18px;
}

.header-phone-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--color-racing-noir);
    letter-spacing: 0.02em;
    padding: 8px 14px;
    border: 1px solid var(--border-subtle);
    background: #ffffff;
}

.header-phone-pill:hover {
    border-color: var(--color-gold);
    color: var(--color-gold-dark);
}

.header-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: var(--color-racing-green);
    color: var(--color-white);
    padding: 11px 22px;
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    border: 1px solid var(--color-racing-green);
    transition: var(--transition);
}

.header-cta-btn:hover {
    background-color: var(--color-gold);
    border-color: var(--color-gold);
    color: var(--color-white);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.6rem;
    color: var(--color-racing-noir);
    cursor: pointer;
    padding: 6px;
    line-height: 1;
}

/* --- MOBILE DRAWER OVERLAY --- */
.mobile-drawer-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 1998;
}

.mobile-drawer {
    display: none;
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 85%;
    max-width: 380px;
    background: #ffffff;
    z-index: 1999;
    padding: 32px 24px;
    box-shadow: -5px 0 25px rgba(0, 0, 0, 0.15);
    overflow-y: auto;
    flex-direction: column;
    justify-content: space-between;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.mobile-drawer.open {
    transform: translateX(0);
}

.drawer-close {
    background: none;
    border: none;
    font-size: 1.6rem;
    color: var(--color-racing-noir);
    cursor: pointer;
    align-self: flex-end;
    margin-bottom: 20px;
}

.drawer-nav-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 18px;
    margin-bottom: 30px;
}

.drawer-nav-list a {
    font-family: var(--font-heading);
    font-size: 1.45rem;
    font-weight: 600;
    color: var(--color-racing-noir);
    display: block;
    border-bottom: 1px solid var(--border-subtle);
    padding-bottom: 10px;
}

.drawer-nav-list a:hover {
    color: var(--color-gold);
    padding-left: 6px;
}

.drawer-contact-box {
    background: var(--color-limestone);
    padding: 20px;
    border: 1px solid var(--border-subtle);
    margin-top: auto;
}

/* --- HERO BRITISH SECTION --- */
.hero-british {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    color: var(--color-white);
}

.hero-british-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, rgba(14, 20, 17, 0.97) 0%, rgba(14, 20, 17, 0.88) 46%, rgba(14, 20, 17, 0.38) 100%), linear-gradient(to bottom, rgba(14, 20, 17, 0.75) 0%, transparent 60%);
}

.hero-british-content {
    position: relative;
    z-index: 2;
    padding: 100px 0;
    max-width: 820px;
}

.hero-kicker-crest {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-crest);
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--color-gold-light);
    margin-bottom: 24px;
    border-left: 3px solid var(--color-gold);
    padding: 6px 14px;
    background: rgba(14, 20, 17, 0.6);
    backdrop-filter: blur(8px);
}

.hero-title-british {
    font-family: var(--font-heading);
    font-size: clamp(2.4rem, 5.5vw, 4.4rem);
    line-height: 1.08;
    color: var(--color-white);
    margin-bottom: 24px;
    font-weight: 600;
    text-shadow: 0 2px 14px rgba(0, 0, 0, 0.85);
}

.hero-title-british em {
    font-style: italic;
    color: var(--color-gold-light);
}

.hero-lead-british {
    font-size: clamp(1rem, 1.8vw, 1.18rem);
    line-height: 1.75;
    color: #f1f5f3;
    margin-bottom: 38px;
    font-weight: 400;
    max-width: 700px;
    text-shadow: 0 1px 8px rgba(0, 0, 0, 0.7);
}

.hero-actions-british {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 50px;
}

.hero-meta-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-meta-item {
    display: flex;
    flex-direction: column;
}

.meta-number {
    font-family: var(--font-heading);
    font-size: 1.9rem;
    color: var(--color-gold-light);
    line-height: 1;
    margin-bottom: 4px;
}

.meta-caption {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: #a4b0a8;
}

/* --- SECTION STYLES --- */
.section {
    padding: 100px 0;
}

.section-warm {
    background-color: var(--color-limestone);
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
}

.section-racing {
    background-color: var(--color-racing-green);
    color: var(--color-white);
}

.section-racing h2, .section-racing h3 {
    color: var(--color-white);
}

.section-header {
    margin-bottom: 60px;
}

.section-header.text-center {
    text-align: center;
    max-width: 760px;
    margin-left: auto;
    margin-right: auto;
}

.section-eyebrow {
    display: inline-block;
    font-family: var(--font-crest);
    font-size: 0.76rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-gold-dark);
    margin-bottom: 12px;
}

.section-racing .section-eyebrow {
    color: var(--color-gold-light);
}

.section-title {
    font-size: clamp(2rem, 3.8vw, 3rem);
    line-height: 1.15;
    margin-bottom: 16px;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.section-racing .section-desc {
    color: #b2c2b7;
}

/* --- BRITISH EDITORIAL SPLIT --- */
.editorial-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.split-copy h2 {
    font-size: clamp(2rem, 3.2vw, 2.7rem);
    margin-bottom: 22px;
}

.split-copy p {
    margin-bottom: 18px;
    font-size: 1.04rem;
}

.charter-card {
    background: #ffffff;
    border: 1px solid var(--border-subtle);
    padding: 26px 28px;
    margin: 30px 0;
}

.charter-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-subtle);
    padding-bottom: 14px;
    margin-bottom: 16px;
}

.charter-name {
    font-family: var(--font-heading);
    font-size: 1.28rem;
    font-weight: 700;
    color: var(--color-racing-noir);
}

.charter-badge {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    background: var(--color-limestone);
    padding: 4px 10px;
    color: var(--color-racing-noir);
}

.charter-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.charter-item span {
    display: block;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
}

.charter-item strong {
    font-size: 0.92rem;
    color: var(--color-racing-noir);
}

.editorial-visual {
    position: relative;
}

.editorial-visual img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.08);
}

.visual-plate {
    position: absolute;
    bottom: -20px;
    left: 20px;
    right: 20px;
    background-color: var(--color-racing-noir);
    color: var(--color-white);
    padding: 20px 24px;
    border-left: 3px solid var(--color-gold);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.plate-title {
    font-family: var(--font-heading);
    font-size: 1.15rem;
}

.plate-sub {
    font-size: 0.74rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: #a4b0a8;
}

/* --- SERVICES BRITISH CARDS --- */
.british-services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.british-service-box {
    background: #ffffff;
    border: 1px solid var(--border-subtle);
    padding: 40px 30px;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.british-service-box:hover {
    border-color: var(--color-gold);
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.04);
}

.box-number {
    font-family: var(--font-crest);
    font-size: 1.1rem;
    color: var(--color-gold);
    margin-bottom: 20px;
    letter-spacing: 0.1em;
}

.box-title {
    font-size: 1.6rem;
    margin-bottom: 12px;
    color: var(--color-racing-noir);
}

.box-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 22px;
    flex-grow: 1;
}

.box-bullets {
    list-style: none;
    border-top: 1px solid var(--border-subtle);
    padding-top: 18px;
    margin-bottom: 22px;
}

.box-bullets li {
    font-size: 0.86rem;
    color: var(--text-primary);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.box-bullets li::before {
    content: '';
    width: 6px;
    height: 6px;
    background-color: var(--color-gold);
    display: inline-block;
}

.box-link {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-weight: 700;
    color: var(--color-racing-noir);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.box-link:hover {
    color: var(--color-gold);
}

/* --- PORTFOLIO BRITISH HOUSES --- */
.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 45px;
    flex-wrap: wrap;
}

.p-filter-btn {
    background: transparent;
    border: 1px solid var(--border-subtle);
    padding: 10px 22px;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
}

.p-filter-btn:hover, .p-filter-btn.active {
    background-color: var(--color-racing-green);
    color: var(--color-white);
    border-color: var(--color-racing-green);
}

.portfolio-cards-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 36px;
}

.residence-card {
    background: #ffffff;
    border: 1px solid var(--border-subtle);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.residence-card:hover {
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.07);
}

.residence-media {
    position: relative;
    height: 380px;
    overflow: hidden;
    cursor: pointer;
}

.residence-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s ease;
}

.residence-card:hover .residence-media img {
    transform: scale(1.05);
}

.residence-tag {
    position: absolute;
    top: 20px;
    left: 20px;
    background-color: var(--color-racing-noir);
    color: var(--color-white);
    padding: 6px 14px;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-weight: 600;
}

.residence-details {
    padding: 34px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.residence-loc {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-gold-dark);
    font-weight: 600;
    margin-bottom: 8px;
}

.residence-title {
    font-size: 1.85rem;
    margin-bottom: 12px;
    color: var(--color-racing-noir);
}

.residence-desc {
    font-size: 0.98rem;
    color: var(--text-secondary);
    line-height: 1.65;
    margin-bottom: 24px;
    flex-grow: 1;
}

.residence-specs-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid var(--border-subtle);
    padding-top: 18px;
    font-size: 0.82rem;
}

.spec-cell span {
    display: block;
    color: var(--text-muted);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.spec-cell strong {
    color: var(--color-racing-noir);
    font-weight: 600;
}

/* --- THE RIBA TIMELINE --- */
.riba-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 18px;
    margin-top: 45px;
}

.riba-item {
    background-color: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 26px 20px;
    border-top: 3px solid var(--color-gold);
    transition: var(--transition);
}

.riba-item:hover {
    background-color: rgba(255, 255, 255, 0.08);
    transform: translateY(-4px);
}

.r-stage {
    font-family: var(--font-crest);
    font-size: 0.88rem;
    color: var(--color-gold-light);
    margin-bottom: 10px;
    letter-spacing: 0.1em;
}

.r-title {
    font-size: 1.25rem;
    color: var(--color-white);
    margin-bottom: 10px;
}

.r-text {
    font-size: 0.86rem;
    color: #b2c2b7;
    line-height: 1.6;
}

/* --- ESTIMATOR / FEASIBILITY --- */
.feasibility-box {
    background: #ffffff;
    border: 1px solid var(--border-subtle);
    display: grid;
    grid-template-columns: 1.35fr 1fr;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.04);
}

.feasibility-controls {
    padding: 45px;
}

.f-group {
    margin-bottom: 28px;
}

.f-label {
    display: block;
    font-size: 0.84rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-racing-noir);
    margin-bottom: 12px;
}

.f-options-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.f-radio-label {
    display: block;
    cursor: pointer;
}

.f-radio-label input {
    display: none;
}

.f-radio-label span {
    display: block;
    padding: 13px 16px;
    border: 1px solid var(--border-subtle);
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
}

.f-radio-label input:checked + span {
    border-color: var(--color-gold);
    background-color: var(--color-gold-tint);
    color: var(--color-racing-noir);
    font-weight: 600;
}

.f-range-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 8px;
}

.f-range-val {
    font-family: var(--font-heading);
    font-size: 1.55rem;
    color: var(--color-gold-dark);
    font-weight: 600;
}

.range-track {
    width: 100%;
    height: 6px;
    background: #e2e8e4;
    accent-color: var(--color-gold);
    cursor: pointer;
}

.feasibility-summary {
    background-color: var(--color-racing-green);
    color: var(--color-white);
    padding: 45px 38px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.f-sum-heading {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    color: var(--color-white);
    margin-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    padding-bottom: 14px;
}

.f-bracket-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(194, 159, 98, 0.4);
    padding: 24px;
    margin-bottom: 24px;
}

.bracket-title {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: #a4b0a8;
}

.bracket-value {
    font-family: var(--font-heading);
    font-size: 2.3rem;
    color: var(--color-gold-light);
    font-weight: 600;
    margin: 6px 0;
}

.bracket-timeline {
    font-size: 0.88rem;
    color: #e2e8e4;
}

.f-bullet-points {
    list-style: none;
    margin-bottom: 28px;
}

.f-bullet-points li {
    font-size: 0.84rem;
    color: #d1d9d4;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.f-bullet-points li i {
    color: var(--color-gold-light);
    font-size: 0.75rem;
}

/* --- CONTACT & INTAKE --- */
.contact-columns {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 50px;
}

.contact-card-box {
    background: #ffffff;
    border: 1px solid var(--border-subtle);
    padding: 40px 34px;
}

.contact-card-box h2 {
    font-size: 2.2rem;
    margin-bottom: 14px;
}

.c-info-list {
    display: flex;
    flex-direction: column;
    gap: 22px;
    margin: 28px 0;
}

.c-info-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.c-icon {
    width: 38px;
    height: 38px;
    background-color: var(--color-limestone);
    color: var(--color-gold-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    flex-shrink: 0;
}

.c-text span {
    display: block;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-muted);
}

.c-text strong, .c-text a {
    font-size: 0.95rem;
    color: var(--color-racing-noir);
}

.c-text a:hover {
    color: var(--color-gold-dark);
}

.contact-form-box {
    background: #ffffff;
    border: 1px solid var(--border-subtle);
    padding: 40px 34px;
}

.form-split-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    margin-bottom: 18px;
}

.f-field {
    margin-bottom: 18px;
}

.f-field-lbl {
    display: block;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-racing-noir);
    margin-bottom: 6px;
}

.f-control {
    width: 100%;
    padding: 13px 16px;
    border: 1px solid var(--border-subtle);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    background-color: #faf9f6;
    color: var(--color-racing-noir);
    transition: var(--transition);
}

.f-control:focus {
    outline: none;
    border-color: var(--color-gold);
    background-color: #ffffff;
}

textarea.f-control {
    min-height: 110px;
    resize: vertical;
}

.feedback-alert {
    padding: 15px 18px;
    background-color: #f0fdf4;
    border: 1px solid #bbf7d0;
    color: #166534;
    font-size: 0.92rem;
    margin-bottom: 22px;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* --- FOOTER --- */
.site-footer {
    background-color: var(--color-racing-noir);
    color: #a4b0a8;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 80px;
}

.footer-main-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
    gap: 40px;
    padding-bottom: 60px;
}

.footer-statutory-block {
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 18px;
    margin-top: 22px;
    font-size: 0.78rem;
    line-height: 1.65;
}

.footer-statutory-block strong {
    color: #ffffff;
}

.footer-heading {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    color: #ffffff;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-heading::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 24px;
    height: 1.5px;
    background-color: var(--color-gold);
}

.f-links-list {
    list-style: none;
}

.f-links-list li {
    margin-bottom: 10px;
}

.f-links-list a {
    color: #a4b0a8;
    font-size: 0.86rem;
}

.f-links-list a:hover {
    color: var(--color-gold-light);
    padding-left: 4px;
}

.footer-bar {
    background-color: #080c0a;
    padding: 24px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    font-size: 0.8rem;
}

.footer-bar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

/* --- MOBILE BOTTOM ACTION BAR --- */
.mobile-sticky-action-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(14, 20, 17, 0.98);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 1500;
    padding: 10px 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.sticky-bar-inner {
    display: flex;
    gap: 12px;
    align-items: center;
}

.sticky-call-btn {
    flex: 1;
    background-color: var(--color-gold);
    color: #ffffff;
    padding: 12px;
    text-align: center;
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.sticky-quote-btn {
    flex: 1;
    background-color: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 12px;
    text-align: center;
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

/* --- LIGHTBOX MODAL --- */
.lightbox-modal {
    display: none;
    position: fixed;
    z-index: 2000;
    inset: 0;
    background-color: rgba(14, 20, 17, 0.95);
    align-items: center;
    justify-content: center;
    padding: 30px;
}

.lightbox-content-box {
    max-width: 1040px;
    width: 100%;
    background-color: var(--color-racing-noir);
    border: 1px solid rgba(255, 255, 255, 0.15);
    position: relative;
}

.lightbox-img {
    width: 100%;
    max-height: 75vh;
    object-fit: contain;
    background-color: #000000;
}

.lightbox-caption {
    padding: 20px 24px;
    color: var(--color-white);
    font-family: var(--font-heading);
    font-size: 1.15rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.lightbox-close {
    position: absolute;
    top: -42px;
    right: 0;
    color: #ffffff;
    font-size: 32px;
    cursor: pointer;
    line-height: 1;
}

/* =========================================================================
   RESPONSIVE BREAKPOINTS (Mobile & Tablet)
   ========================================================================= */

@media (max-width: 1100px) {
    .british-services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .portfolio-cards-grid {
        grid-template-columns: 1fr;
    }
    .riba-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .feasibility-box {
        grid-template-columns: 1fr;
    }
    .footer-main-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .editorial-split {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 860px) {
    .main-nav {
        display: none;
    }
    .mobile-toggle {
        display: block;
    }
    .header-cta-btn {
        display: none;
    }
    .header-phone-pill {
        display: none;
    }
    .mobile-sticky-action-bar {
        display: block;
    }
    body {
        padding-bottom: 64px; /* clearance for sticky action bar */
    }
    .hero-meta-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
    .contact-columns {
        grid-template-columns: 1fr;
    }
    .form-split-row {
        grid-template-columns: 1fr;
    }
    .editorial-visual img {
        height: 360px;
    }
    .residence-media {
        height: 280px;
    }
    .visual-plate {
        position: relative;
        bottom: 0;
        left: 0;
        right: 0;
        margin-top: 12px;
    }
    .section {
        padding: 65px 0;
    }
    .f-options-grid {
        grid-template-columns: 1fr;
    }
    .feasibility-controls {
        padding: 30px 20px;
    }
    .feasibility-summary {
        padding: 30px 20px;
    }
    .contact-card-box, .contact-form-box {
        padding: 30px 20px;
    }
    .footer-main-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    .hero-british-content {
        padding: 50px 0 60px;
    }
    .site-logo-img {
        height: 38px;
    }
    .hero-actions-british {
        flex-direction: column;
        width: 100%;
    }
    .hero-actions-british .btn {
        width: 100%;
    }
    .charter-grid {
        grid-template-columns: 1fr;
    }
    .residence-specs-row {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    .riba-grid {
        grid-template-columns: 1fr;
    }
}