/* ========================================
   FOCS - Sustainable Socks & Garments B2B
   Main Stylesheet — Premium Organic Edition
   ======================================== */

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

:root {
    /* Brand Colors - Refined Natural/Organic Palette */
    --color-primary: #1B4332;
    --color-primary-dark: #0D2818;
    --color-primary-light: #2D6A4F;
    --color-primary-soft: #40916C;
    --color-accent: #74C69D;
    --color-accent-warm: #C9A961;
    --color-clay: #C5A887;
    --color-sage: #B5C4B1;
    --color-sage-light: #D4E0D0;
    --color-sand: #E8DDD0;
    --color-sand-light: #F2EDE6;
    --color-cream: #FAF8F4;
    --color-cream-dark: #EDE8DD;
    --color-beige: #E0D8CA;

    /* Text */
    --color-text: #1C1C1C;
    --color-text-light: #5C5C5C;
    --color-text-muted: #9A9A9A;
    --color-white: #ffffff;

    /* Layout */
    --max-width: 1280px;
    --header-height: 80px;
    --topbar-height: 40px;

    /* Spacing */
    --section-padding: 90px 0;
    --container-padding: 0 32px;

    /* Transitions */
    --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);

    /* Shadows — soft, layered, warm-tinted */
    --shadow-xs: 0 1px 2px rgba(27, 67, 50, 0.04);
    --shadow-sm: 0 2px 8px rgba(27, 67, 50, 0.06), 0 1px 2px rgba(27, 67, 50, 0.04);
    --shadow-md: 0 4px 16px rgba(27, 67, 50, 0.08), 0 1px 4px rgba(27, 67, 50, 0.04);
    --shadow-lg: 0 12px 40px rgba(27, 67, 50, 0.12), 0 2px 8px rgba(27, 67, 50, 0.06);

    /* Radius — slightly larger for softer feel */
    --radius-xs: 6px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    /* Typography */
    --font-heading: "Fraunces", "Georgia", "Times New Roman", serif;
    --font-body: "Inter", "Segoe UI", "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
}

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

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-cream);
    line-height: 1.75;
    overflow-x: hidden;
    letter-spacing: -0.003em;
}

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

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

a:hover {
    color: var(--color-primary-light);
}

ul {
    list-style: none;
}

/* --- Container --- */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--container-padding);
}

.container-wide {
    max-width: 1440px;
    margin: 0 auto;
    padding: var(--container-padding);
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.25;
    color: var(--color-primary-dark);
    letter-spacing: -0.02em;
}

h1 { font-size: 2.8rem; }
h2 { font-size: 2.2rem; }
h3 { font-size: 1.6rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.05rem; }

.section-title {
    text-align: center;
    margin-bottom: 16px;
    position: relative;
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-light);
    font-size: 1.08rem;
    max-width: 720px;
    margin: 0 auto 56px;
    line-height: 1.7;
}

.section-title::after {
    content: "";
    display: block;
    width: 48px;
    height: 3px;
    background: var(--color-accent-warm);
    margin: 18px auto 0;
    border-radius: 2px;
}

.section-tag {
    display: inline-block;
    color: var(--color-primary-soft);
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2.5px;
    margin-bottom: 14px;
}

/* --- Ampersand styling: two type steps smaller than surrounding text --- */
.amp {
    font-size: 0.75em;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 36px;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: var(--font-body);
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    white-space: nowrap;
    letter-spacing: 0.01em;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
    box-shadow: 0 4px 12px rgba(27, 67, 50, 0.2);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(27, 67, 50, 0.28);
}

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

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

.btn-light {
    background: var(--color-white);
    color: var(--color-primary);
    border-color: var(--color-white);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}

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

.btn-large {
    padding: 18px 48px;
    font-size: 1.05rem;
}

/* --- Top Bar --- */
.topbar {
    background: var(--color-primary-dark);
    color: rgba(255, 255, 255, 0.7);
    height: var(--topbar-height);
    display: flex;
    align-items: center;
    font-size: 0.83rem;
}

.topbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 24px;
}

.topbar-left span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.topbar-social {
    display: flex;
    gap: 10px;
}

.topbar-social a {
    color: rgba(255, 255, 255, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    transition: var(--transition);
    font-size: 0.72rem;
    font-weight: 600;
}

.topbar-social a:hover {
    background: var(--color-accent);
    color: var(--color-primary-dark);
}

/* --- Header / Navigation --- */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    height: var(--header-height);
    display: flex;
    align-items: center;
    box-shadow: 0 1px 0 rgba(27, 67, 50, 0.06);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    height: 64px;
    box-shadow: var(--shadow-sm);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: -0.02em;
}

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

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.logo-img {
    height: 50px;
    width: auto;
    display: block;
}

.logo-img-wrap {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 3px;
    line-height: 1;
}

.logo-img-sub {
    font-family: var(--font-body);
    font-size: 0.55rem;
    font-weight: 600;
    color: var(--color-primary-soft);
    letter-spacing: 1.5px;
    text-transform: uppercase;
    white-space: nowrap;
}

.footer-brand .logo-img {
    height: 55px;
}

.logo-text {
    line-height: 1;
}

.logo-sub {
    font-size: 0.65rem;
    font-weight: 400;
    color: var(--color-text-muted);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

/* Nav */
.nav {
    display: flex;
    align-items: center;
    gap: 2px;
}

.nav > li > a {
    padding: 10px 18px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text);
    display: flex;
    align-items: center;
    gap: 4px;
    border-radius: var(--radius-sm);
    position: relative;
    transition: var(--transition);
}

.nav > li > a:hover,
.nav > li.active > a {
    color: var(--color-primary);
    background: var(--color-sand-light);
}

/* Dropdown */
.nav .has-dropdown > a::after {
    content: "\25BE";
    font-size: 0.65rem;
    margin-left: 4px;
    opacity: 0.6;
}

.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 240px;
    background: var(--color-white);
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-md);
    padding: 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    z-index: 100;
    border: 1px solid rgba(27, 67, 50, 0.06);
}

.has-dropdown:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Mega menu for Products */
.mega-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    width: 900px;
    max-width: 95vw;
    background: var(--color-white);
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-md);
    padding: 32px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 100;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    border: 1px solid rgba(27, 67, 50, 0.06);
}

.has-dropdown:hover .mega-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.mega-menu-column h4 {
    font-family: var(--font-body);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-primary);
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--color-sage-light);
    font-weight: 700;
}

.mega-menu-column ul li {
    margin-bottom: 2px;
}

.mega-menu-column ul li a {
    display: block;
    padding: 7px 12px;
    font-size: 0.88rem;
    color: var(--color-text-light);
    border-radius: var(--radius-xs);
    transition: var(--transition);
}

.mega-menu-column ul li a:hover {
    background: var(--color-sand-light);
    color: var(--color-primary);
    padding-left: 16px;
}

.mega-cat-sub {
    list-style: none;
    padding: 14px 12px 4px;
    margin-top: 4px;
    border-top: 1px solid rgba(27, 67, 50, 0.08);
}
.mega-cat-sub:first-child {
    border-top: none;
    padding-top: 0;
    margin-top: 0;
}
.mega-cat-sub span {
    font-family: var(--font-body);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-primary-soft);
}

/* Mobile menu toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
    background: none;
    border: none;
}

.menu-toggle span {
    width: 26px;
    height: 3px;
    background: var(--color-primary);
    border-radius: 2px;
    transition: var(--transition);
}

.menu-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* --- Hero Section --- */
.hero {
    position: relative;
    min-height: 620px;
    display: flex;
    align-items: center;
    background:
        linear-gradient(150deg, var(--color-primary-dark) 0%, var(--color-primary) 45%, var(--color-primary-light) 100%);
    color: var(--color-white);
    overflow: hidden;
}

/* Organic dot pattern overlay on hero */
.hero::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle, rgba(255,255,255,0.08) 1px, transparent 1px);
    background-size: 28px 28px;
}

/* Soft organic glow */
.hero::after {
    content: "";
    position: absolute;
    top: -20%;
    right: -5%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(116, 198, 157, 0.15) 0%, transparent 65%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-bg-pattern {
    display: none;
}

.hero .container {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
    padding-top: 70px;
    padding-bottom: 70px;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 28px;
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.hero h1 {
    color: var(--color-white);
    font-size: 2.56rem;
    line-height: 1.15;
    margin-bottom: 20px;
    font-weight: 600;
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 16px;
    font-style: italic;
    font-family: var(--font-heading);
    font-weight: 400;
}

.hero-desc {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.72);
    margin-bottom: 36px;
    line-height: 1.75;
    max-width: 540px;
}

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

.hero-stats {
    display: flex;
    gap: 44px;
    margin-top: 56px;
    flex-wrap: wrap;
}

.hero-stat {
    text-align: left;
}

.hero-stat-num {
    font-family: var(--font-heading);
    font-size: 2.4rem;
    font-weight: 600;
    color: var(--color-accent);
    line-height: 1;
    letter-spacing: -0.02em;
}

.hero-stat-label {
    font-size: 0.78rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 8px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 500;
}

.hero-visual {
    flex: 0 0 564px;
    position: relative;
}

.hero-visual-img {
    width: 100%;
    height: auto;
    object-fit: contain;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.15);
    display: block;
}

.hero-visual-placeholder {
    width: 100%;
    aspect-ratio: 3 / 4;
    background: rgba(255, 255, 255, 0.06);
    border: 2px dashed rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 40px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.hero-visual-placeholder span {
    font-size: 3rem;
    margin-bottom: 12px;
}

.hero-visual-placeholder p {
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.9rem;
}

/* --- Factory Showcase --- */
.factory-showcase {
    padding: 0;
    position: relative;
    overflow: hidden;
}

.factory-showcase-img {
    width: 100%;
    max-height: 520px;
    object-fit: cover;
    object-position: center;
    display: block;
}

.factory-showcase-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px 24px 10px;
    background: linear-gradient(to top, rgba(27, 67, 50, 0.75) 0%, transparent 100%);
    color: var(--color-white);
}

.factory-showcase-caption h3 {
    font-family: var(--font-serif);
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 0;
    color: var(--color-white);
}

.factory-showcase-caption p {
    font-size: 0.95rem;
    opacity: 0.9;
    margin: 0;
}

@media (max-width: 768px) {
    .factory-showcase-img {
        max-height: 320px;
    }
    .factory-showcase-caption {
        padding: 18px 16px 8px;
    }
    .factory-showcase-caption h3 {
        font-size: 0.95rem;
    }
}

/* --- Sections --- */
.section {
    padding: var(--section-padding);
    position: relative;
}

/* White section with subtle organic dot pattern */
.section:not(.section-cream):not(.section-primary):not(.cert-strip):not(.cta-banner) {
    background: var(--color-white);
}

.section-cream {
    background: var(--color-cream);
    background-image: radial-gradient(circle, rgba(27, 67, 50, 0.025) 1px, transparent 1px);
    background-size: 32px 32px;
}

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

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

.section-primary .section-title::after {
    background: var(--color-accent-warm);
}

.section-primary .section-subtitle {
    color: rgba(255, 255, 255, 0.75);
}

/* --- Welcome / Intro Section --- */
.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.intro-text h2 {
    margin-bottom: 20px;
}

.intro-text p {
    color: var(--color-text-light);
    margin-bottom: 16px;
    font-size: 1.05rem;
    line-height: 1.8;
}

.intro-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    margin-top: 32px;
}

.intro-feature {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.intro-feature-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    background: var(--color-sand-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--color-primary);
}

.intro-feature h5 {
    margin-bottom: 2px;
    font-family: var(--font-body);
    font-weight: 600;
}

.intro-feature p {
    font-size: 0.85rem;
    margin: 0;
    color: var(--color-text-muted);
}

.intro-visual {
    position: relative;
}

.intro-visual-placeholder {
    width: 100%;
    aspect-ratio: 4 / 3;
    background: var(--color-sand-light);
    border: 2px dashed var(--color-beige);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 40px;
}

.intro-visual-placeholder span {
    font-size: 3.5rem;
    margin-bottom: 12px;
}

.intro-visual-placeholder p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.intro-visual-img-wrap {
    width: 100%;
    aspect-ratio: 4 / 3;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background: var(--color-sand-light);
}

.intro-visual-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.intro-visual-caption {
    margin-top: 16px;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-primary-dark);
    text-align: center;
    line-height: 1.5;
}

/* --- What We Do (Service Cards) --- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.service-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: 40px 30px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid rgba(27, 67, 50, 0.05);
    position: relative;
    overflow: hidden;
}

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

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-sage-light);
}

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

.service-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 22px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    box-shadow: 0 6px 16px rgba(27, 67, 50, 0.15);
}

.service-card h3 {
    margin-bottom: 12px;
    font-size: 1.25rem;
}

.service-card p {
    color: var(--color-text-light);
    font-size: 0.93rem;
    line-height: 1.7;
}

/* --- Certifications Strip --- */
.cert-strip {
    padding: 70px 0;
    background: var(--color-white);
}

.cert-logos {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 28px;
    margin-top: 44px;
}

.cert-logo-item {
    width: 120px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-cream);
    border-radius: var(--radius-md);
    padding: 18px;
    transition: var(--transition);
    border: 1px solid rgba(27, 67, 50, 0.05);
}

.cert-logo-item:hover {
    transform: scale(1.06) translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-sage);
}

.cert-logo-item img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.cert-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 16px;
    background: var(--color-sand-light);
    border-radius: 50px;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--color-primary);
    border: 1px solid var(--color-sage-light);
    transition: var(--transition);
}

.cert-badge:hover {
    background: var(--color-sage-light);
    border-color: var(--color-sage);
}

/* --- Production Power --- */
.production-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.prod-step {
    text-align: center;
    position: relative;
}

.prod-step-img {
    width: 100%;
    aspect-ratio: 4 / 3;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-cream);
    margin-bottom: 18px;
    border: 1px solid rgba(27, 67, 50, 0.05);
    position: relative;
    cursor: pointer;
}

.prod-step-img:hover .factory-img-zoom {
    opacity: 1;
}

.prod-step-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.prod-step:hover .prod-step-img img {
    transform: scale(1.05);
}

.prod-step-num {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 36px;
    height: 36px;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    z-index: 2;
    box-shadow: 0 4px 10px rgba(27, 67, 50, 0.2);
}

.prod-step h4 {
    margin-bottom: 8px;
}

.prod-step p {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

/* --- Who We Serve --- */
.audience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
}

.audience-card {
    background: rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 34px 26px;
    text-align: center;
    transition: var(--transition);
}

.audience-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
    border-color: rgba(116, 198, 157, 0.3);
}

.audience-icon {
    font-size: 2.5rem;
    margin-bottom: 14px;
}

.audience-card h4 {
    color: var(--color-white);
    margin-bottom: 8px;
}

.audience-card p {
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.9rem;
}

/* --- CTA Banner --- */
.cta-banner {
    padding: 90px 0;
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
    color: var(--color-white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* Organic dot pattern on CTA */
.cta-banner::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle, rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 28px 28px;
}

/* Soft organic glow */
.cta-banner::after {
    content: "";
    position: absolute;
    top: -30%;
    right: -10%;
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, rgba(116, 198, 157, 0.12) 0%, transparent 65%);
    border-radius: 50%;
    pointer-events: none;
}

.cta-banner h2 {
    color: var(--color-white);
    margin-bottom: 16px;
    position: relative;
    z-index: 2;
}

.cta-banner p {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.75);
    max-width: 600px;
    margin: 0 auto 36px;
    position: relative;
    z-index: 2;
}

.cta-banner .btn {
    position: relative;
    z-index: 2;
}

/* --- Page Header (inner pages) --- */
.page-header {
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
    color: var(--color-white);
    padding: 70px 0 56px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* Organic dot pattern on page headers */
.page-header::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle, rgba(255,255,255,0.05) 1px, transparent 1px);
    background-size: 28px 28px;
}

/* Soft glow accent */
.page-header::after {
    content: "";
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(116, 198, 157, 0.1) 0%, transparent 65%);
    border-radius: 50%;
    pointer-events: none;
}

.page-header h1 {
    color: var(--color-white);
    position: relative;
    z-index: 2;
    font-weight: 600;
}

.page-header .page-header-title {
    color: var(--color-white);
    position: relative;
    z-index: 2;
    font-weight: 600;
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 2.8rem);
    line-height: 1.15;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: 8px;
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.65);
    margin-top: 14px;
    position: relative;
    z-index: 2;
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.65);
}

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

.breadcrumb span {
    color: var(--color-accent);
}

/* --- Products Page --- */
.products-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 44px;
    padding: 64px 0;
}

.products-sidebar {
    position: sticky;
    top: 100px;
    align-self: start;
}

.sidebar-block {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: 26px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-xs);
    border: 1px solid rgba(27, 67, 50, 0.05);
}

.sidebar-block h4 {
    font-family: var(--font-body);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-primary);
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--color-sage-light);
    font-weight: 700;
}

.sidebar-cat-list li {
    margin-bottom: 2px;
}

.sidebar-cat-list a {
    display: block;
    padding: 9px 14px;
    font-size: 0.9rem;
    color: var(--color-text-light);
    border-radius: var(--radius-xs);
    transition: var(--transition);
}

.sidebar-cat-list a:hover,
.sidebar-cat-list a.active {
    background: var(--color-primary);
    color: var(--color-white);
    padding-left: 18px;
}

.sidebar-cat-list .sub-cat a {
    padding-left: 28px;
    font-size: 0.85rem;
}

.products-main {
    min-height: 500px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.product-card {
    background: var(--color-white);
    border: 1px solid rgba(27, 67, 50, 0.06);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
}

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

.product-card-img {
    width: 100%;
    aspect-ratio: 1;
    background: var(--color-sand-light);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.product-card-img .placeholder {
    font-size: 3rem;
    color: var(--color-beige);
}

.product-card-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 12px;
    transition: transform 0.4s ease;
}

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

.product-card-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--color-primary);
    color: var(--color-white);
    font-size: 0.68rem;
    font-weight: 600;
    padding: 5px 12px;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.product-card-body {
    padding: 20px;
}

.product-card-body h4 {
    font-size: 1rem;
    margin-bottom: 6px;
    font-family: var(--font-body);
    font-weight: 600;
}

.product-card-body p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: 12px;
}

.product-card-cert {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.product-card-cert .cert-badge {
    font-size: 0.68rem;
    padding: 3px 9px;
}

/* Product category section */
.product-category-block {
    margin-bottom: 60px;
}

.product-category-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 24px;
    padding-bottom: 14px;
    border-bottom: 2px solid var(--color-sage-light);
}

.product-category-header h3 {
    font-size: 1.4rem;
}

.product-category-header .cat-icon {
    width: 46px;
    height: 46px;
    background: var(--color-sand-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
}

/* --- Product Detail Page --- */
.product-detail-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    padding: 64px 0;
}

.product-gallery {
    position: sticky;
    top: 100px;
    align-self: start;
}

.product-main-img {
    width: 100%;
    aspect-ratio: 1;
    background: var(--color-sand-light);
    border: 2px dashed var(--color-beige);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.product-main-img .placeholder {
    font-size: 4rem;
    color: var(--color-beige);
    margin-bottom: 8px;
}

.product-main-img p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.product-main-img img {
    width: 100%;
    height: 100%;
    max-height: 600px;
    object-fit: contain;
    border-radius: var(--radius-lg);
}

/* When main img contains a real image, remove the placeholder dashed border */
.product-main-img:has(img) {
    border: none;
    background: var(--color-cream);
    aspect-ratio: auto;
}

.product-thumbs {
    display: flex;
    gap: 12px;
}

.product-thumb {
    width: 80px;
    height: 80px;
    background: var(--color-sand-light);
    border: 2px solid var(--color-cream-dark);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    flex-shrink: 0;
}

.product-thumb:hover,
.product-thumb.active {
    border-color: var(--color-primary);
}

.product-thumb .placeholder {
    font-size: 1.5rem;
    color: var(--color-beige);
}

.product-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 6px;
}

.product-info h1 {
    font-size: 2rem;
    margin-bottom: 8px;
}

.product-info .product-certs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.product-info .product-desc {
    color: var(--color-text-light);
    font-size: 1.05rem;
    margin-bottom: 30px;
    line-height: 1.85;
}

.product-specs {
    background: var(--color-cream);
    border-radius: var(--radius-md);
    padding: 26px;
    margin-bottom: 30px;
}

.product-specs h4 {
    margin-bottom: 16px;
    color: var(--color-primary);
    font-family: var(--font-body);
    font-weight: 700;
}

.spec-row {
    display: flex;
    padding: 11px 0;
    border-bottom: 1px solid var(--color-cream-dark);
    font-size: 0.93rem;
}

.spec-row:last-child {
    border-bottom: none;
}

.spec-label {
    flex-shrink: 0;
    width: 160px;
    font-weight: 600;
    color: var(--color-text);
}

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

.product-cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* --- About Page --- */
.about-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    padding: 64px 0;
}

.about-hero-text h2 {
    margin-bottom: 20px;
}

.about-hero-text p {
    color: var(--color-text-light);
    margin-bottom: 16px;
    font-size: 1.05rem;
    line-height: 1.8;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin: 64px 0;
}

.about-stat {
    text-align: center;
    padding: 36px 20px;
    background: var(--color-white);
    border-radius: var(--radius-md);
    transition: var(--transition);
    box-shadow: var(--shadow-xs);
    border: 1px solid rgba(27, 67, 50, 0.05);
}

.about-stat:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.about-stat-num {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 600;
    color: var(--color-primary);
    line-height: 1;
    letter-spacing: -0.02em;
}

.about-stat-label {
    margin-top: 10px;
    font-size: 0.82rem;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 500;
}

.about-values {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-top: 50px;
}

.value-card {
    text-align: center;
    padding: 40px 26px;
    background: var(--color-white);
    border: 1px solid rgba(27, 67, 50, 0.06);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

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

.value-card-icon {
    font-size: 2.5rem;
    margin-bottom: 18px;
}

.value-card h4 {
    margin-bottom: 10px;
}

.value-card p {
    color: var(--color-text-light);
    font-size: 0.93rem;
    line-height: 1.7;
}

/* --- Certification Page --- */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.cert-card {
    background: var(--color-white);
    border: 1px solid rgba(27, 67, 50, 0.06);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
}

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

.cert-card-img {
    height: 200px;
    background: var(--color-cream);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 30px;
}

.cert-card-img img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.cert-card-body {
    padding: 26px;
}

.cert-card-body h4 {
    margin-bottom: 8px;
}

.cert-card-body p {
    color: var(--color-text-light);
    font-size: 0.9rem;
    line-height: 1.7;
}

/* --- Our Clients --- */
.client-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 24px;
    margin-top: 50px;
}

.client-name {
    font-family: 'Fraunces', serif;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--color-primary-dark);
    padding: 18px 36px;
    background: var(--color-white);
    border: 1.5px solid rgba(27, 67, 50, 0.1);
    border-radius: var(--radius-lg);
    transition: var(--transition);
    white-space: nowrap;
    letter-spacing: 0.01em;
}

.client-name:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    background: var(--color-white);
}

@media (max-width: 768px) {
    .client-list {
        gap: 14px;
    }
    .client-name {
        font-size: 1.2rem;
        padding: 14px 26px;
    }
}

/* --- Manufacturing Capabilities --- */
.mfg-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 50px;
}

.mfg-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    border: 1px solid rgba(27, 67, 50, 0.06);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.mfg-card:hover {
    border-color: var(--color-primary-soft);
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(27, 67, 50, 0.08);
}

.mfg-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: var(--color-accent);
    transition: var(--transition);
}

.mfg-card:hover::before {
    height: 100%;
}

.mfg-card-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
}

.mfg-card-icon {
    width: 56px;
    height: 56px;
    flex-shrink: 0;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    box-shadow: 0 4px 12px rgba(27, 67, 50, 0.15);
}

.mfg-card-num {
    font-family: var(--font-heading);
    font-size: 2.6rem;
    font-weight: 600;
    color: var(--color-primary);
    line-height: 1;
    letter-spacing: -0.03em;
}

.mfg-card-num small {
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text-light);
    margin-left: 4px;
    letter-spacing: 0;
}

.mfg-card h4 {
    font-size: 1.2rem;
    margin-bottom: 12px;
    color: var(--color-text);
    font-family: var(--font-body);
    font-weight: 700;
}

.mfg-card p {
    color: var(--color-text-light);
    font-size: 0.92rem;
    line-height: 1.7;
    margin-bottom: 16px;
}

.mfg-card-list {
    list-style: none;
    padding: 0;
    margin: 0 0 14px 0;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.mfg-card-list li {
    font-size: 0.76rem;
    font-weight: 600;
    color: var(--color-primary);
    background: var(--color-sand-light);
    padding: 4px 10px;
    border-radius: 4px;
}

.mfg-callout {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--color-accent-warm);
    background: rgba(201, 169, 97, 0.1);
    padding: 6px 12px;
    border-radius: 6px;
    margin-top: 4px;
}

.mfg-callout::before {
    content: "\2605";
    color: var(--color-accent-warm);
}

/* Solar panel featured card */
.mfg-card--solar {
    background: linear-gradient(135deg, #0D2818 0%, #1B4332 100%);
    color: var(--color-white);
    border: none;
}

.mfg-card--solar:hover {
    border: none;
    box-shadow: 0 12px 30px rgba(13, 40, 24, 0.25);
}

.mfg-card--solar::before {
    background: var(--color-accent);
}

.mfg-card--solar h4,
.mfg-card--solar .mfg-card-num {
    color: var(--color-white);
}

.mfg-card--solar .mfg-card-num small {
    color: rgba(255, 255, 255, 0.65);
}

.mfg-card--solar p {
    color: rgba(255, 255, 255, 0.82);
}

.mfg-card--solar .mfg-card-list li {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-accent);
}

.mfg-card--solar-img {
    margin-top: 20px;
    border-radius: 10px;
    overflow: hidden;
    aspect-ratio: 16 / 9;
    background: linear-gradient(135deg, #0A2010 0%, #1B4332 100%);
}

.mfg-card--solar-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

@media (max-width: 768px) {
    .mfg-grid {
        grid-template-columns: 1fr;
    }
    .mfg-card {
        padding: 28px 22px;
    }
    .mfg-card-num {
        font-size: 2.1rem;
    }
}

/* --- Factory Gallery --- */
.factory-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.factory-img {
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 4 / 3;
    background: var(--color-cream);
    position: relative;
    cursor: pointer;
}

.factory-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.factory-img:hover img {
    transform: scale(1.08);
}

.factory-img-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 14px 18px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    color: var(--color-white);
    font-size: 0.9rem;
    font-weight: 600;
}

/* --- Factory Image Lightbox --- */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(13, 40, 24, 0.9);
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.lightbox.open {
    display: flex;
}

.lightbox-img {
    max-width: 90%;
    max-height: 80%;
    border-radius: var(--radius-md);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5);
    object-fit: contain;
}

.lightbox-label {
    color: #fff;
    font-size: 1rem;
    font-weight: 600;
    margin-top: 16px;
    text-align: center;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 30px;
    font-size: 2.5rem;
    color: rgba(255, 255, 255, 0.7);
    cursor: pointer;
    line-height: 1;
    user-select: none;
    transition: color 0.2s;
}

.lightbox-close:hover {
    color: var(--color-accent);
}

.lightbox-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 2.5rem;
    color: rgba(255, 255, 255, 0.6);
    cursor: pointer;
    user-select: none;
    transition: color 0.2s;
    padding: 10px 16px;
}

.lightbox-arrow:hover {
    color: #fff;
}

.lightbox-arrow--prev {
    left: 20px;
}

.lightbox-arrow--next {
    right: 20px;
}

.factory-img-zoom {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, 0.85);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    opacity: 0;
    transition: opacity 0.25s;
    pointer-events: none;
}

.factory-img:hover .factory-img-zoom {
    opacity: 1;
}

/* --- Certificate Viewable (clickable cert logos) --- */
.cert-viewable {
    cursor: pointer;
    position: relative;
    transition: transform 0.25s ease;
}

.cert-card-img.cert-viewable:hover {
    transform: translateY(-4px);
}

.cert-card-img.cert-viewable:hover img {
    opacity: 0.85;
}

.cert-zoom-hint {
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(27, 67, 50, 0.9);
    color: #fff;
    font-size: 0.78rem;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: 20px;
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.25s ease;
    pointer-events: none;
}

.cert-card-img.cert-viewable:hover .cert-zoom-hint {
    opacity: 1;
}

/* --- Certificate Lightbox (single image, zoomable) --- */
.cert-lightbox {
    background: rgba(13, 40, 24, 0.92);
}

.cert-lightbox .cert-lightbox-inner {
    max-width: 700px;
    width: 90%;
    max-height: 85vh;
    overflow: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: zoom-in;
}

.cert-lightbox .lightbox-img {
    max-width: 100%;
    max-height: 75vh;
    border-radius: var(--radius-md);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5);
    transition: transform 0.15s ease;
    transform-origin: center center;
}

.cert-zoom-controls {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10001;
}

.cert-zoom-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    font-size: 1.4rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease;
    backdrop-filter: blur(4px);
}

.cert-zoom-btn:hover {
    background: rgba(201, 169, 97, 0.7);
}

.cert-zoom-btn:active {
    transform: scale(0.92);
}

/* --- Contact Page --- */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 50px;
    padding: 64px 0;
}

.contact-info-block {
    margin-bottom: 30px;
}

.contact-info-block h4 {
    margin-bottom: 16px;
    color: var(--color-primary);
    font-family: var(--font-body);
    font-weight: 700;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 16px;
}

.contact-item-icon {
    flex-shrink: 0;
    width: 46px;
    height: 46px;
    background: var(--color-sand-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--color-primary);
}

.contact-item-text h5 {
    margin-bottom: 2px;
    font-family: var(--font-body);
    font-weight: 600;
}

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

.contact-form {
    background: var(--color-cream);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    font-size: 0.88rem;
    color: var(--color-text);
    font-family: var(--font-body);
}

.form-group label .required {
    color: #C53030;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--color-cream-dark);
    border-radius: var(--radius-sm);
    font-size: 0.93rem;
    font-family: var(--font-body);
    background: var(--color-white);
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary-soft);
    box-shadow: 0 0 0 3px rgba(64, 145, 108, 0.12);
}

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

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

.form-message {
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: 0.9rem;
    display: none;
}

.form-message.success {
    background: #D4EDDA;
    color: #155724;
    border: 1px solid #C3E6CB;
    display: block;
}

.form-message.error {
    background: #F8D7DA;
    color: #721C24;
    border: 1px solid #F5C6CB;
    display: block;
}

/* --- FAQ --- */
.faq-list {
    max-width: 800px;
    margin: 40px auto 0;
}

.faq-item {
    background: var(--color-white);
    border: 1px solid rgba(27, 67, 50, 0.06);
    border-radius: var(--radius-md);
    margin-bottom: 12px;
    overflow: hidden;
    transition: var(--transition);
}

.faq-item.active {
    box-shadow: var(--shadow-md);
    border-color: var(--color-sage);
}

.faq-question {
    padding: 20px 24px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    font-size: 1rem;
    font-family: var(--font-body);
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--color-primary);
}

.faq-item.active .faq-question {
    color: var(--color-primary);
    background: var(--color-cream);
}

.faq-toggle {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    background: var(--color-sand-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: var(--transition);
}

.faq-item.active .faq-toggle {
    background: var(--color-primary);
    color: var(--color-white);
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
    padding: 0 24px;
}

.faq-item.active .faq-answer {
    max-height: 300px;
    padding: 0 24px 20px;
}

.faq-answer p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 1.75;
}

/* --- Footer --- */
.footer {
    background: var(--color-primary-dark);
    color: rgba(255, 255, 255, 0.65);
    padding: 70px 0 0;
    position: relative;
}

/* Subtle dot pattern on footer */
.footer::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle, rgba(255,255,255,0.015) 1px, transparent 1px);
    background-size: 28px 28px;
    pointer-events: none;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    padding-bottom: 50px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    position: relative;
    z-index: 1;
}

.footer-brand .logo {
    color: var(--color-white);
    margin-bottom: 16px;
}

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.75;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition);
    font-size: 0.8rem;
    font-weight: 600;
}

.footer-social a:hover {
    background: var(--color-accent);
    color: var(--color-primary-dark);
    transform: translateY(-3px);
}

.footer-col h5 {
    color: var(--color-white);
    font-size: 0.85rem;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-family: var(--font-body);
    font-weight: 700;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.9rem;
}

.footer-col ul li a:hover {
    color: var(--color-accent);
    padding-left: 4px;
}

.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 14px;
    font-size: 0.88rem;
}

.footer-contact-item span {
    flex-shrink: 0;
    color: var(--color-accent);
}

.footer-bottom {
    padding: 22px 0;
    text-align: center;
    font-size: 0.83rem;
    color: rgba(255, 255, 255, 0.4);
    position: relative;
    z-index: 1;
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.4);
}

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

/* --- Back to Top --- */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 999;
    box-shadow: 0 4px 16px rgba(27, 67, 50, 0.25);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--color-primary-dark);
    transform: translateY(-4px);
    box-shadow: 0 6px 20px rgba(27, 67, 50, 0.3);
}

/* --- Animations --- */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* --- Responsive --- */
@media (max-width: 1024px) {
    .mega-menu {
        width: 700px;
        grid-template-columns: repeat(2, 1fr);
    }

    .hero h1 {
        font-size: 2rem;
    }

    .intro-grid,
    .about-hero,
    .product-detail-layout,
    .contact-layout {
        grid-template-columns: 1fr;
    }

    .hero-visual {
        display: none;
    }

    .products-layout {
        grid-template-columns: 1fr;
    }

    .products-sidebar {
        position: static;
    }

    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 56px 0;
    }

    h1 { font-size: 2rem; }
    h2 { font-size: 1.7rem; }
    h3 { font-size: 1.3rem; }

    .topbar {
        display: none;
    }

    .logo-img {
        height: 40px;
    }

    .logo-text {
        font-size: 0.95rem;
    }

    .menu-toggle {
        display: flex;
    }

    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--color-white);
        flex-direction: column;
        align-items: stretch;
        padding: 80px 20px 20px;
        box-shadow: -4px 0 20px rgba(0, 0, 0, 0.12);
        transition: right 0.3s ease;
        overflow-y: auto;
        z-index: 999;
    }

    .nav.active {
        right: 0;
    }

    .nav > li > a {
        padding: 14px 16px;
        border-bottom: 1px solid var(--color-cream-dark);
        border-radius: 0;
    }

    .dropdown,
    .mega-menu {
        position: static;
        width: 100%;
        max-width: 100%;
        box-shadow: none;
        padding: 0;
        grid-template-columns: 1fr;
        opacity: 1;
        visibility: visible;
        transform: none;
        display: none;
        margin-top: 0;
    }

    .has-dropdown.open .dropdown,
    .has-dropdown.open .mega-menu {
        display: grid;
        padding: 10px 0 10px 20px;
    }

    .hero .container {
        flex-direction: column;
        text-align: center;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero h1 {
        font-size: 1.6rem;
    }

    .services-grid,
    .production-steps,
    .about-values {
        grid-template-columns: 1fr;
    }

    .intro-features {
        grid-template-columns: 1fr;
    }

    .about-stats {
        grid-template-columns: 1fr 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

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

    .cert-logos {
        gap: 20px;
    }

    .cert-logo-item {
        width: 90px;
        height: 90px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.28rem;
    }

    .hero-stats {
        gap: 20px;
    }

    .hero-stat-num {
        font-size: 1.8rem;
    }

    .about-stats {
        grid-template-columns: 1fr;
    }

    .btn {
        padding: 12px 24px;
        font-size: 0.9rem;
    }

    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ========================================
   Blog & Success Case Cards
   ======================================== */
.blog-grid,
.case-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.blog-card,
.case-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(27, 67, 50, 0.06);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.blog-card:hover,
.case-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-sage-light);
}

.blog-card-img,
.case-card-img {
    width: 100%;
    aspect-ratio: 16 / 10;
    background: var(--color-sand-light);
    overflow: hidden;
}

.blog-card-img img,
.case-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

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

.blog-card-body,
.case-card-body {
    padding: 26px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.blog-card-meta,
.case-card-meta {
    display: flex;
    gap: 12px;
    font-size: 0.72rem;
    color: var(--color-text-muted);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    font-weight: 600;
}

.blog-card-meta span:first-child,
.case-card-meta span:first-child {
    color: var(--color-primary-soft);
}

.blog-card h3,
.case-card h3 {
    font-size: 1.18rem;
    margin-bottom: 12px;
    line-height: 1.35;
}

.blog-card p,
.case-card p {
    color: var(--color-text-light);
    font-size: 0.93rem;
    line-height: 1.7;
    margin-bottom: 18px;
    flex: 1;
}

.read-more {
    font-weight: 600;
    color: var(--color-primary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.read-more:hover {
    color: var(--color-primary-light);
    gap: 10px;
}

.case-metrics {
    display: flex;
    gap: 12px;
    margin-bottom: 18px;
}

.case-metric {
    text-align: center;
    flex: 1;
    padding: 14px 8px;
    background: var(--color-cream);
    border-radius: var(--radius-sm);
}

.case-metric-num {
    font-family: var(--font-heading);
    font-size: 1.45rem;
    color: var(--color-primary);
    font-weight: 600;
    line-height: 1;
}

.case-metric-label {
    font-size: 0.68rem;
    color: var(--color-text-muted);
    margin-top: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    line-height: 1.3;
}

.quote-block {
    background: var(--color-cream);
    border-left: 4px solid var(--color-accent);
    padding: 18px 22px;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    margin-bottom: 20px;
    font-style: italic;
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 1.7;
}

@media (max-width: 1024px) {
    .blog-grid,
    .case-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .blog-grid,
    .case-grid {
        grid-template-columns: 1fr;
    }

    .case-metrics {
        flex-wrap: wrap;
    }

    .case-metric {
        min-width: calc(50% - 6px);
        flex: auto;
    }
}