/* ===================================================
   CLEVELAND ROOF COATINGS — Styles
   Brand Style Guide: style/cleveland-roof-coatings-style-guide.md
   =================================================== */

/* ---------- CSS Custom Properties ---------- */
:root {
    /* Brand */
    --color-navy: #152848;
    --color-navy-dark: #0E1C35;
    --color-navy-light: #223A64;
    --color-white: #FFFFFF;

    /* Accents */
    --color-accent: #E8833A;
    --color-accent-hover: #C86F2E;
    --color-success: #2F855A;
    --color-error: #C23B3B;

    /* Neutrals */
    --color-slate: #4A5568;
    --color-gray-light: #F5F6F8;
    --color-border: #E2E5EB;

    /* Typography */
    --font-heading: "Barlow Condensed", "Oswald", "Inter", system-ui, sans-serif;
    --font-body: "Inter", "Helvetica Neue", Arial, sans-serif;

    /* Spacing (8px base) */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 40px;
    --space-2xl: 64px;
    --space-3xl: 96px;

    /* Radius */
    --radius-sm: 2px;
    --radius-md: 4px;

    /* Shadow */
    --shadow-card: 0 2px 8px rgba(21, 40, 72, 0.08);
    --shadow-card-hover: 0 6px 20px rgba(21, 40, 72, 0.14);

    /* Layout */
    --max-width: 1200px;
    --nav-height: 72px;

    /* Motion */
    --transition: 0.25s ease;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-slate);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
    list-style: none;
}

button {
    font: inherit;
    color: inherit;
    background: none;
    border: none;
    cursor: pointer;
}

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

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.15;
    color: var(--color-navy);
    letter-spacing: 0.01em;
}

h1 { font-size: clamp(2.5rem, 6vw, 4rem); font-weight: 800; letter-spacing: 0.02em; }
h2 { font-size: clamp(2rem, 4.5vw, 2.75rem); font-weight: 700; }
h3 { font-size: 1.375rem; font-weight: 600; }
h4 { font-size: 1rem; font-weight: 600; }

p {
    color: var(--color-slate);
}

.eyebrow {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 12px;
}

.eyebrow--on-navy {
    color: var(--color-accent);
}

.section-title {
    text-transform: uppercase;
    letter-spacing: 0.02em;
    color: var(--color-navy);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    display: block;
    width: 56px;
    height: 3px;
    background: var(--color-accent);
    margin-top: 14px;
    border-radius: 1px;
}

.section-title--on-navy {
    color: var(--color-white);
}

.section-title--left::after {
    margin-left: 0;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.section-header .section-title::after {
    margin-left: auto;
    margin-right: auto;
}

.section-subtitle {
    margin-top: 20px;
    font-size: 1.0625rem;
    color: var(--color-slate);
    max-width: 640px;
    line-height: 1.65;
}

.section-subtitle--on-navy {
    color: rgba(255, 255, 255, 0.78);
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    cursor: pointer;
    transition: background-color var(--transition), border-color var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.btn:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 3px;
}

.btn-primary {
    background-color: var(--color-accent);
    color: var(--color-white);
    border-color: var(--color-accent);
}

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(232, 131, 58, 0.35);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

.btn-secondary:hover {
    background-color: var(--color-white);
    color: var(--color-navy);
}

.btn-full {
    width: 100%;
}

/* ---------- Navigation ---------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-height);
    z-index: 1000;
    background: rgba(21, 40, 72, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: background var(--transition), box-shadow var(--transition);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.navbar.scrolled {
    background: rgba(14, 28, 53, 0.96);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.nav-logo {
    display: flex;
    align-items: center;
    z-index: 1001;
    flex-shrink: 0;
}

.nav-logo-img {
    height: 44px;
    width: auto;
}

.nav-logo-text {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.125rem;
    letter-spacing: 0.08em;
    color: var(--color-white);
    background: var(--color-accent);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    line-height: 1;
    transition: background var(--transition);
}

.nav-logo:hover .nav-logo-text {
    background: var(--color-accent-hover);
}

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

.nav-menu {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-link {
    padding: 8px 14px;
    color: rgba(255, 255, 255, 0.82);
    font-weight: 500;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border-radius: var(--radius-sm);
    transition: color var(--transition), background var(--transition);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-white);
}

.nav-link:not(.nav-link--cta)::after {
    content: '';
    position: absolute;
    left: 14px;
    right: 14px;
    bottom: 2px;
    height: 2px;
    background: var(--color-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}

.nav-link:not(.nav-link--cta):hover::after,
.nav-link:not(.nav-link--cta).active::after {
    transform: scaleX(1);
}

.nav-phone {
    color: var(--color-white);
    font-weight: 600;
    font-size: 0.875rem;
    letter-spacing: 0.04em;
    padding: 8px 12px;
    white-space: nowrap;
}

.nav-phone:hover {
    color: var(--color-accent);
}

.nav-link--cta {
    background-color: var(--color-accent);
    color: var(--color-white) !important;
    border: 2px solid var(--color-accent);
    margin-left: 8px;
    font-weight: 700;
    padding: 8px 16px;
}

.nav-link--cta:hover {
    background-color: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
}

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

.nav-toggle {
    display: none;
    padding: 8px;
    z-index: 1001;
}

.hamburger,
.hamburger::before,
.hamburger::after {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-white);
    transition: all var(--transition);
}

.hamburger { position: relative; }
.hamburger::before, .hamburger::after {
    content: '';
    position: absolute;
    left: 0;
}
.hamburger::before { top: -7px; }
.hamburger::after  { top: 7px; }

.nav-open .hamburger { background: transparent; }
.nav-open .hamburger::before { top: 0; transform: rotate(45deg); }
.nav-open .hamburger::after  { top: 0; transform: rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
    position: relative;
    min-height: 92vh;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    overflow: hidden;
    background: var(--color-navy);
    color: var(--color-white);
    padding: calc(var(--nav-height) + 32px) 0 48px;
}

.hero-media {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    filter: saturate(1.05);
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(135deg, rgba(21, 40, 72, 0.92) 0%, rgba(21, 40, 72, 0.55) 55%, rgba(21, 40, 72, 0.85) 100%),
        linear-gradient(180deg, rgba(21, 40, 72, 0.35) 0%, rgba(21, 40, 72, 0.15) 60%, rgba(14, 28, 53, 0.85) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
    text-align: left;
}

.hero-brand {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: clamp(1.5rem, 3.8vw, 2.75rem);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-white);
    margin-bottom: 20px;
    line-height: 1.1;
    text-shadow: 0 2px 16px rgba(0, 0, 0, 0.4);
}

.hero-brand::after {
    content: '';
    display: block;
    width: 72px;
    height: 3px;
    background: var(--color-accent);
    margin-top: 14px;
    border-radius: 1px;
}

.hero-eyebrow {
    display: inline-block;
    color: var(--color-accent);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    padding: 6px 12px;
    border: 1px solid rgba(232, 131, 58, 0.5);
    border-radius: var(--radius-sm);
    margin-bottom: 28px;
    background: rgba(232, 131, 58, 0.08);
}

.hero-title {
    color: var(--color-white);
    max-width: 880px;
    margin-bottom: 24px;
    text-shadow: 0 2px 32px rgba(0, 0, 0, 0.35);
}

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

.hero-subtitle {
    color: rgba(255, 255, 255, 0.88);
    font-size: clamp(1.0625rem, 2vw, 1.25rem);
    max-width: 640px;
    margin-bottom: 40px;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.hero-scroll-indicator span {
    display: block;
    width: 18px;
    height: 18px;
    border-right: 2px solid rgba(255, 255, 255, 0.6);
    border-bottom: 2px solid rgba(255, 255, 255, 0.6);
    transform: rotate(45deg);
    animation: scrollBounce 2s infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: rotate(45deg) translate(0, 0); opacity: 0.4; }
    50%      { transform: rotate(45deg) translate(5px, 5px); opacity: 1; }
}

/* ---------- Value Strip ---------- */
.value-strip {
    background: var(--color-navy-light);
    color: var(--color-white);
    padding: 32px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.value-strip-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    text-align: center;
}

.value-strip-grid li {
    display: flex;
    flex-direction: column;
    gap: 6px;
    position: relative;
}

.value-strip-grid li + li::before {
    content: '';
    position: absolute;
    left: -12px;
    top: 10%;
    bottom: 10%;
    width: 1px;
    background: rgba(255, 255, 255, 0.12);
}

.value-strip-num {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.value-strip-label {
    color: rgba(255, 255, 255, 0.78);
    font-size: 0.875rem;
    line-height: 1.4;
}

/* ---------- Sections ---------- */
.section {
    padding: var(--space-3xl) 0;
}

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

/* ---------- Service Cards ---------- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 32px 24px;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--color-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
    border-color: var(--color-navy-light);
}

.card:hover::before {
    transform: scaleX(1);
}

.card-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 20px;
    color: var(--color-navy);
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-icon svg { width: 100%; height: 100%; }

.card-title {
    margin-bottom: 12px;
    color: var(--color-navy);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.25rem;
    letter-spacing: 0.01em;
}

.card-text {
    color: var(--color-slate);
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* ---------- Why Silicone (split) ---------- */
.why-silicone {
    background: var(--color-gray-light);
}

.why-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.why-media {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 4 / 3;
    box-shadow: var(--shadow-card-hover);
}

.why-media::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(21, 40, 72, 0.18) 0%, rgba(21, 40, 72, 0) 60%);
    pointer-events: none;
}

.why-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.why-content .section-title {
    text-align: left;
    margin-bottom: 8px;
}

.why-content > p {
    margin: 16px 0 24px;
    font-size: 1.0625rem;
    line-height: 1.7;
}

.why-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-bottom: 24px;
}

.why-list li {
    padding-left: 28px;
    position: relative;
    line-height: 1.55;
    color: var(--color-slate);
}

.why-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.6em;
    width: 16px;
    height: 2px;
    background: var(--color-accent);
}

.why-list strong {
    color: var(--color-navy);
    font-weight: 600;
}

.why-footer {
    padding: 20px 24px;
    border-left: 3px solid var(--color-accent);
    background: var(--color-white);
    color: var(--color-navy);
    font-weight: 500;
    line-height: 1.6;
    font-size: 0.9375rem;
}

/* ---------- Roof Types ---------- */
.roof-types {
    background: var(--color-white);
}

.chip-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    max-width: 880px;
    margin: 0 auto;
}

.chip {
    padding: 12px 22px;
    border: 2px solid var(--color-border);
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--color-navy);
    background: var(--color-white);
    transition: border-color var(--transition), color var(--transition), background var(--transition), transform var(--transition);
    letter-spacing: 0.02em;
}

.chip:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-2px);
}

.chip[data-savings] {
    position: relative;
    cursor: help;
}

.chip[data-savings]::after {
    content: "Save ~" attr(data-savings) " vs. replacement · 10,000 sq ft roof";
    position: absolute;
    bottom: calc(100% + 12px);
    left: 50%;
    transform: translate(-50%, 4px);
    background: var(--color-navy);
    color: var(--color-white);
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.01em;
    text-transform: none;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition), transform var(--transition);
    box-shadow: 0 8px 24px rgba(21, 40, 72, 0.25);
    z-index: 5;
}

.chip[data-savings]::before {
    content: '';
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translate(-50%, 4px);
    border: 6px solid transparent;
    border-top-color: var(--color-navy);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition), transform var(--transition);
    z-index: 5;
}

.chip[data-savings]:hover::after,
.chip[data-savings]:focus-visible::after,
.chip[data-savings]:hover::before,
.chip[data-savings]:focus-visible::before {
    opacity: 1;
    transform: translate(-50%, 0);
}

.chip[data-savings]:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 3px;
    border-color: var(--color-accent);
    color: var(--color-accent);
}

/* ---------- Color Options ---------- */
.colors {
    background: var(--color-gray-light);
}

.color-swatch-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    max-width: 880px;
    margin: 0 auto 56px;
}

.color-swatch {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 20px 16px;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.color-swatch:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-card-hover);
    border-color: var(--color-navy-light);
}

.color-swatch-chip {
    display: block;
    width: 100%;
    aspect-ratio: 4 / 3;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(21, 40, 72, 0.12);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.4), 0 2px 6px rgba(21, 40, 72, 0.08);
}

.color-swatch-chip--white     { background: #F7F6F1; }
.color-swatch-chip--gray      { background: #7B8591; }
.color-swatch-chip--tan       { background: #D2BC95; }
.color-swatch-chip--santa-fe  { background: #A5745A; }

.color-swatch-name {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-navy);
}

.colors-detail {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 32px;
    align-items: stretch;
}

.colors-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 36px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.colors-card--primary {
    border-top: 4px solid var(--color-accent);
}

.colors-card-eyebrow {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin: 0;
}

.colors-card h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    color: var(--color-navy);
    margin: 0;
}

.colors-card p {
    color: var(--color-slate);
    font-size: 0.9375rem;
    line-height: 1.65;
    margin: 0;
}

.colors-card strong {
    color: var(--color-navy);
    font-weight: 600;
}

.colors-card--secondary {
    background: var(--color-navy);
    color: var(--color-white);
    border-color: transparent;
    justify-content: center;
}

.colors-card--secondary h3,
.colors-card--secondary strong {
    color: var(--color-white);
}

.colors-card--secondary p {
    color: rgba(255, 255, 255, 0.92);
    line-height: 1.65;
}

.colors-stat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 12px;
    padding-top: 20px;
    border-top: 1px solid var(--color-border);
}

.colors-stat-grid li {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.colors-stat-num {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.625rem;
    color: var(--color-accent);
    line-height: 1;
    letter-spacing: 0.02em;
}

.colors-stat-label {
    font-size: 0.8125rem;
    color: var(--color-slate);
    line-height: 1.45;
}

.colors-card--secondary .colors-card-footnote {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.82);
    font-style: italic;
    border-top: 1px solid rgba(255, 255, 255, 0.18);
    padding-top: 16px;
    margin-top: 4px;
}

.roof-types-note {
    text-align: center;
    margin-top: 32px;
    font-size: 0.9375rem;
    color: var(--color-slate);
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
}

/* ---------- Process ---------- */
.process {
    background: var(--color-navy);
    color: var(--color-white);
    position: relative;
}

.process::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 20% 0%, rgba(232, 131, 58, 0.06) 0%, transparent 50%);
    pointer-events: none;
}

.process .container { position: relative; z-index: 1; }

.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    counter-reset: step;
}

.process-step {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    padding: 28px 24px;
    transition: border-color var(--transition), transform var(--transition), background var(--transition);
}

.process-step:hover {
    border-color: var(--color-accent);
    transform: translateY(-3px);
    background: rgba(255, 255, 255, 0.06);
}

.process-step .step-number {
    display: block;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 2.25rem;
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: 14px;
    letter-spacing: 0.02em;
}

.process-step h3 {
    color: var(--color-white);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.process-step p {
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.9rem;
    line-height: 1.55;
}

/* ---------- Candidacy ---------- */
.candidacy {
    background: var(--color-gray-light);
}

.candidacy-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.candidacy-col {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 36px 32px;
    border-top: 4px solid var(--color-border);
    transition: transform var(--transition), box-shadow var(--transition);
}

.candidacy-col:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-card-hover);
}

.candidacy-col--yes { border-top-color: var(--color-success); }
.candidacy-col--no  { border-top-color: var(--color-error); }

.candidacy-col h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    color: var(--color-navy);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.candidacy-col ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.candidacy-col li {
    padding-left: 32px;
    position: relative;
    color: var(--color-slate);
    line-height: 1.55;
}

.candidacy-col--yes li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.15em;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: rgba(47, 133, 90, 0.12);
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232F855A' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>");
    background-repeat: no-repeat;
    background-position: center;
    background-size: 14px 14px;
}

.candidacy-col--no li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.15em;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: rgba(194, 59, 59, 0.12);
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23C23B3B' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><line x1='18' y1='6' x2='6' y2='18'/><line x1='6' y1='6' x2='18' y2='18'/></svg>");
    background-repeat: no-repeat;
    background-position: center;
    background-size: 12px 12px;
}

/* ---------- Why Us (icon blocks) ---------- */
.why-us {
    background: var(--color-white);
}

.why-us-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px 48px;
}

.why-us-item {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.why-us-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    background: rgba(232, 131, 58, 0.1);
    border-radius: var(--radius-sm);
}

.why-us-icon svg { width: 24px; height: 24px; }

.why-us-item h3 {
    color: var(--color-navy);
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.why-us-item p {
    color: var(--color-slate);
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* ---------- Gallery ---------- */
.gallery {
    background: var(--color-navy-dark);
    color: var(--color-white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-md);
    aspect-ratio: 4 / 3;
    padding: 0;
    border: 1px solid rgba(255, 255, 255, 0.08);
    cursor: pointer;
    background: var(--color-navy-light);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease, filter var(--transition);
    filter: saturate(1.05);
}

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(21, 40, 72, 0) 50%, rgba(14, 28, 53, 0.55) 100%);
    opacity: 0;
    transition: opacity var(--transition);
}

.gallery-item:hover img,
.gallery-item:focus-visible img {
    transform: scale(1.06);
}

.gallery-item:hover::after,
.gallery-item:focus-visible::after {
    opacity: 1;
}

.gallery-item:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 3px;
}

/* ---------- FAQ ---------- */
.faq {
    background: var(--color-gray-light);
}

.faq-container {
    max-width: 860px;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.faq-item[open] {
    border-color: var(--color-navy);
    box-shadow: var(--shadow-card);
}

.faq-item summary {
    cursor: pointer;
    padding: 22px 56px 22px 24px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.0625rem;
    color: var(--color-navy);
    text-transform: uppercase;
    letter-spacing: 0.02em;
    list-style: none;
    position: relative;
    transition: color var(--transition);
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
    content: '';
    position: absolute;
    right: 24px;
    top: 50%;
    width: 12px;
    height: 12px;
    border-right: 2px solid var(--color-accent);
    border-bottom: 2px solid var(--color-accent);
    transform: translateY(-70%) rotate(45deg);
    transition: transform var(--transition);
}

.faq-item[open] summary::after {
    transform: translateY(-30%) rotate(-135deg);
}

.faq-item summary:hover {
    color: var(--color-accent);
}

.faq-item p {
    padding: 0 24px 24px;
    color: var(--color-slate);
    line-height: 1.65;
}

/* ---------- Contact ---------- */
.contact {
    background: var(--color-navy);
    color: var(--color-white);
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 80% 100%, rgba(232, 131, 58, 0.08) 0%, transparent 55%);
    pointer-events: none;
}

.contact .container { position: relative; z-index: 1; }

.contact-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 48px;
    align-items: start;
}

.contact-form {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: 40px;
    color: var(--color-slate);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.25);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 20px;
}

.form-row .form-group {
    margin-bottom: 0;
}

.form-group label {
    font-weight: 600;
    font-size: 0.8125rem;
    color: var(--color-navy);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    padding: 14px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    color: var(--color-navy);
    background: var(--color-white);
    transition: border-color var(--transition), box-shadow var(--transition);
    width: 100%;
    min-height: 48px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-navy);
    border-width: 2px;
    padding: 13px 15px;
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: var(--color-error);
}

.form-group textarea {
    resize: vertical;
    min-height: 140px;
}

.form-status {
    margin-top: 16px;
    font-size: 0.9rem;
    text-align: center;
    min-height: 1.2em;
}

.form-status.success { color: var(--color-success); }
.form-status.error   { color: var(--color-error); }

.contact-info {
    padding-top: 8px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    color: var(--color-white);
}

.info-block {
    padding: 24px;
    background: rgba(255, 255, 255, 0.04);
    border-left: 3px solid var(--color-accent);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    margin-bottom: 4px;
}

.info-block h3 {
    color: var(--color-white);
    font-size: 1.25rem;
    margin-bottom: 10px;
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.info-block p {
    color: rgba(255, 255, 255, 0.82);
    line-height: 1.6;
    font-size: 0.95rem;
}

.info-block strong {
    color: var(--color-white);
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 12px 4px;
    color: var(--color-white);
    transition: color var(--transition);
}

.info-item:not(.info-item--static):hover {
    color: var(--color-accent);
}

.info-item svg {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    color: var(--color-accent);
    margin-top: 4px;
}

.info-item strong {
    display: block;
    color: var(--color-white);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 4px;
    font-weight: 700;
}

.info-item p {
    margin: 0;
    color: rgba(255, 255, 255, 0.88);
    font-size: 1rem;
    line-height: 1.5;
}

.info-item--static { cursor: default; }

/* ---------- Footer ---------- */
.footer {
    background: var(--color-navy-dark);
    color: rgba(255, 255, 255, 0.65);
    padding: 64px 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-logo {
    height: 56px;
    width: auto;
    margin-bottom: 20px;
}

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.7;
    max-width: 320px;
    color: rgba(255, 255, 255, 0.72);
    margin-bottom: 10px;
}

.footer-address {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.5);
}

.footer h4 {
    color: var(--color-white);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    margin-bottom: 20px;
    font-family: var(--font-body);
    font-weight: 700;
}

.footer-links ul,
.footer-services ul,
.footer-contact ul {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-links a,
.footer-contact a {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.72);
    transition: color var(--transition);
}

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

.footer-services li,
.footer-contact li {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.72);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.5);
}

.footer-credit a {
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition);
}

.footer-credit a:hover { color: var(--color-accent); }

/* ---------- Lightbox ---------- */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(14, 28, 53, 0.95);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    transition: opacity var(--transition);
}

.lightbox[hidden] { display: none; }

.lightbox.visible {
    opacity: 1;
}

.lightbox-image {
    max-width: 90vw;
    max-height: 86vh;
    width: auto;
    height: auto;
    border-radius: var(--radius-md);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    display: block;
}

.lightbox-close,
.lightbox-nav {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.25);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition), transform var(--transition);
    font-size: 1.5rem;
    line-height: 1;
}

.lightbox-close:hover,
.lightbox-nav:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    transform: scale(1.05);
}

.lightbox-close {
    top: 24px;
    right: 24px;
    font-size: 1.75rem;
}

.lightbox-nav--prev { left: 24px; top: 50%; transform: translateY(-50%); }
.lightbox-nav--next { right: 24px; top: 50%; transform: translateY(-50%); }

.lightbox-nav--prev:hover { transform: translateY(-50%) scale(1.05); }
.lightbox-nav--next:hover { transform: translateY(-50%) scale(1.05); }

/* ---------- Animations ---------- */
.animate-fade-up {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.animate-fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.services-grid .card:nth-child(2) { transition-delay: 0.08s; }
.services-grid .card:nth-child(3) { transition-delay: 0.16s; }
.services-grid .card:nth-child(4) { transition-delay: 0.24s; }

.process-grid .process-step:nth-child(2) { transition-delay: 0.06s; }
.process-grid .process-step:nth-child(3) { transition-delay: 0.12s; }
.process-grid .process-step:nth-child(4) { transition-delay: 0.18s; }
.process-grid .process-step:nth-child(5) { transition-delay: 0.24s; }
.process-grid .process-step:nth-child(6) { transition-delay: 0.30s; }
.process-grid .process-step:nth-child(7) { transition-delay: 0.36s; }

.why-us-grid .why-us-item:nth-child(2) { transition-delay: 0.06s; }
.why-us-grid .why-us-item:nth-child(3) { transition-delay: 0.12s; }
.why-us-grid .why-us-item:nth-child(4) { transition-delay: 0.18s; }
.why-us-grid .why-us-item:nth-child(5) { transition-delay: 0.24s; }
.why-us-grid .why-us-item:nth-child(6) { transition-delay: 0.30s; }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
    }
    .animate-fade-up { opacity: 1; transform: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .process-grid  { grid-template-columns: repeat(2, 1fr); }
    .why-us-grid   { grid-template-columns: repeat(2, 1fr); }
    .footer-grid   { grid-template-columns: 1fr 1fr; gap: 32px; }
    .nav-menu { gap: 0; }
    .nav-link { padding: 8px 10px; font-size: 0.75rem; }
}

@media (max-width: 900px) {
    .why-grid, .candidacy-grid, .contact-grid, .colors-detail {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .why-media { aspect-ratio: 16 / 10; }
    .value-strip-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
    .value-strip-grid li + li::before { display: none; }
    .gallery-grid { grid-template-columns: repeat(2, 1fr); }
    .color-swatch-grid { grid-template-columns: repeat(4, 1fr); gap: 16px; }
}

@media (max-width: 768px) {
    :root {
        --space-3xl: 72px;
        --nav-height: 64px;
    }

    .nav-toggle { display: block; }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: var(--color-navy-dark);
        flex-direction: column;
        align-items: stretch;
        padding: 96px 24px 32px;
        gap: 4px;
        transition: right var(--transition);
        box-shadow: -4px 0 24px rgba(0, 0, 0, 0.3);
        overflow-y: auto;
    }

    .nav-open .nav-menu { right: 0; }

    .nav-link,
    .nav-phone {
        width: 100%;
        padding: 14px 16px;
        font-size: 0.95rem;
        letter-spacing: 0.04em;
    }

    .nav-link--cta {
        margin-left: 0;
        margin-top: 12px;
        text-align: center;
    }

    h1 { font-size: 2.5rem; }
    h2 { font-size: 1.75rem; }

    .hero { min-height: auto; padding: calc(var(--nav-height) + 64px) 0 80px; }
    .hero-actions { flex-direction: column; align-items: stretch; }
    .hero-actions .btn { width: 100%; }
    .hero-scroll-indicator { display: none; }

    .section-header { margin-bottom: 48px; }

    .services-grid { grid-template-columns: 1fr; }
    .process-grid  { grid-template-columns: 1fr; }
    .why-us-grid   { grid-template-columns: 1fr; }
    .footer-grid   { grid-template-columns: 1fr; gap: 32px; }

    .value-strip-grid { grid-template-columns: 1fr 1fr; gap: 20px; }

    .form-row { grid-template-columns: 1fr; }

    .contact-form { padding: 28px 20px; }

    .footer-bottom { flex-direction: column; text-align: center; }

    .lightbox-close { top: 12px; right: 12px; width: 40px; height: 40px; }
    .lightbox-nav { width: 40px; height: 40px; }
    .lightbox-nav--prev { left: 8px; }
    .lightbox-nav--next { right: 8px; }
}

@media (max-width: 768px) {
    .color-swatch-grid { grid-template-columns: repeat(2, 1fr); }
    .colors-card { padding: 28px 24px; }
    .colors-stat-grid { grid-template-columns: 1fr; gap: 12px; }

    .chip[data-savings]::after {
        white-space: normal;
        max-width: 240px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .candidacy-col { padding: 28px 20px; }
    .card { padding: 28px 20px; }
    .process-step { padding: 24px 20px; }
    .gallery-grid { grid-template-columns: 1fr; }
    .chip { padding: 10px 16px; font-size: 0.875rem; }
    .faq-item summary { padding: 18px 48px 18px 20px; font-size: 0.95rem; }
    .faq-item p { padding: 0 20px 20px; }
}