/* ==========================================================================
   SHELTON SYSTEMS v2 — Bright, Vibrant, Premium Tech Agency
   Color palette derived from logo: Red + Chrome/Silver on light backgrounds
   ========================================================================== */

:root {
    /* Brand Colors */
    --red: #D92027;
    --red-hover: #FF2D34;
    --red-dark: #B71C1C;
    --red-glow: rgba(217, 32, 39, 0.15);
    --red-subtle: rgba(217, 32, 39, 0.06);

    /* Chrome / Silver */
    --chrome: #6B7280;
    --chrome-light: #9CA3AF;
    --silver-bg: #F1F5F9;

    /* Neutrals */
    --white: #FFFFFF;
    --off-white: #FAFBFC;
    --light-grey: #F7F8FA;
    --card-bg: #FFFFFF;
    --border: #E5E7EB;
    --border-light: #F3F4F6;

    /* Text */
    --text-dark: #0F172A;
    --text: #1E293B;
    --text-secondary: #475569;
    --text-muted: #64748B;
    --text-light: #94A3B8;

    /* Fonts */
    --font-display: 'Sora', sans-serif;
    --font-body: 'DM Sans', sans-serif;

    /* Layout */
    --container: 1240px;
    --radius: 16px;
    --radius-sm: 8px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --shadow: 0 4px 16px rgba(0,0,0,0.06);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.08);
    --shadow-red: 0 8px 30px rgba(217, 32, 39, 0.2);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
    font-family: var(--font-body);
    background: var(--white);
    color: var(--text);
    line-height: 1.7;
    overflow-x: hidden;
}
a { color: var(--red); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--red-hover); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

/* ===== CONTAINER ===== */
.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 2rem;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.9rem 2.2rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
    text-align: center;
    letter-spacing: 0.01em;
}
.btn-primary {
    background: var(--red);
    color: var(--white);
    border-color: var(--red);
}
.btn-primary:hover {
    background: var(--red-hover);
    border-color: var(--red-hover);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-red);
}
.btn-outline {
    background: transparent;
    color: var(--text);
    border-color: var(--border);
}
.btn-outline:hover {
    border-color: var(--red);
    color: var(--red);
    background: var(--red-subtle);
}
.btn-white {
    background: var(--white);
    color: var(--text-dark);
    border-color: var(--white);
}
.btn-white:hover {
    background: var(--light-grey);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ===== HEADER / NAV ===== */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-light);
    transition: all var(--transition);
}
.site-header.scrolled {
    box-shadow: var(--shadow-sm);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100px;
}
.site-logo img {
    height: 64px;
    width: auto;
    max-width: 400px;
}
@media (min-width: 768px) {
    .site-logo img {
        height: 80px;
        max-width: 400px;
    }
}
.nav-list {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}
.nav-item { position: relative; }
.nav-item > a {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.5rem 1rem;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.9rem;
    border-radius: var(--radius-sm);
    transition: all 0.2s;
}
.nav-item > a:hover,
.nav-item:hover > a {
    color: var(--text-dark);
    background: var(--light-grey);
}
.nav-arrow {
    width: 10px; height: 10px;
    transition: transform 0.2s;
}
.nav-item:hover .nav-arrow { transform: rotate(180deg); }

/* Dropdown */
.nav-dropdown {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.75rem;
    min-width: 260px;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all 0.25s;
}
.nav-item:hover .nav-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}
.nav-dropdown a {
    display: block;
    padding: 0.6rem 1rem;
    color: var(--text-secondary);
    font-size: 0.88rem;
    border-radius: var(--radius-sm);
    transition: all 0.15s;
}
.nav-dropdown a:hover {
    background: var(--red-subtle);
    color: var(--red);
}
.btn-nav {
    padding: 0.6rem 1.6rem;
    font-size: 0.85rem;
    margin-left: 0.5rem;
}

/* Mobile toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}
.nav-toggle span {
    width: 24px; height: 2px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: all 0.3s;
}
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== HERO ===== */
.hero {
    position: relative;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #0F172A 0%, #1E293B 50%, #0F172A 100%);
    overflow: hidden;
    padding: 14rem 0 7rem;
    min-height: auto;
}
.hero-content {
    position: relative;
    z-index: 2;
    max-width: 720px;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    background: rgba(217, 32, 39, 0.12);
    border: 1px solid rgba(217, 32, 39, 0.25);
    color: var(--red-hover);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 2rem;
}
.hero-badge .badge-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--red);
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(217,32,39,0.4); }
    50% { box-shadow: 0 0 0 6px rgba(217,32,39,0); }
}
.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.08;
    color: var(--white);
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
}
.hero h1 .text-red { color: var(--red); }
.hero-sub {
    font-size: 1.2rem;
    color: var(--chrome-light);
    line-height: 1.7;
    margin-bottom: 3.5rem;
    max-width: 600px;
}
.hero-ctas {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 6rem;
}
.hero-stats {
    display: flex;
    gap: 4rem;
    padding-top: 3rem;
    border-top: 1px solid rgba(255,255,255,0.15);
}
.hero-stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 800;
    color: var(--white);
}
.hero-stat-label {
    font-size: 0.85rem;
    color: var(--chrome-light);
    margin-top: 0.15rem;
}

/* ===== SECTION COMMONS ===== */
.section {
    padding: 6rem 0;
}
.section-dark {
    background: var(--light-grey);
}
.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    font-weight: 800;
    color: var(--text-dark);
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
}
.section-title .text-red { color: var(--red); }
.section-subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    line-height: 1.7;
}
.section-header {
    margin-bottom: 3.5rem;
}
.section-header.center {
    text-align: center;
}
.section-header.center .section-subtitle {
    margin: 0 auto;
}

/* ===== PARTNERS / TRUST BAR ===== */
.trust-bar {
    padding: 3rem 0;
    border-bottom: 1px solid var(--border-light);
}
.trust-label {
    text-align: center;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-light);
    margin-bottom: 2rem;
}
.trust-logos {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2.5rem;
    flex-wrap: wrap;
}
.trust-logos img {
    height: 36px;
    width: auto;
    filter: grayscale(100%);
    opacity: 0.6;
    transition: all var(--transition);
}
.trust-logos img:hover {
    filter: grayscale(0%);
    opacity: 1;
}
.trust-logo-text {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1rem;
    color: var(--text-dark);
    opacity: 1;
    transition: opacity var(--transition);
    white-space: nowrap;
    padding: 0.5rem 1.25rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--off-white);
}
.trust-logo-text:hover { opacity: 1; border-color: var(--red); }

/* ===== SOLUTIONS GRID ===== */
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}
.solution-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2.25rem;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
    opacity: 1;
}
.solution-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--red);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}
.solution-card:hover::before { transform: scaleX(1); }
.solution-card:hover {
    border-color: var(--red);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}
.solution-icon {
    width: 52px; height: 52px;
    border-radius: 12px;
    background: var(--red-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    font-size: 1.5rem;
    color: var(--red);
    transition: all var(--transition);
}
.solution-card:hover .solution-icon {
    background: var(--red);
    color: var(--white);
}
.solution-card h3 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.6rem;
}
.solution-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.65;
}
.solution-tag {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.2rem 0.75rem;
    border-radius: 50px;
    background: var(--light-grey);
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 600;
}

/* ===== AI SPOTLIGHT ===== */
.ai-spotlight {
    background: linear-gradient(135deg, #0F172A, #1E293B);
    color: var(--white);
    position: relative;
    overflow: hidden;
}
.ai-spotlight::before {
    content: '';
    position: absolute;
    top: -50%; right: -25%;
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(217,32,39,0.08) 0%, transparent 70%);
    pointer-events: none;
}
.ai-spotlight .section-title { color: var(--white); }
.ai-spotlight .section-subtitle { color: var(--chrome-light); }
.ai-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}
.ai-case {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius);
    padding: 2rem;
    transition: all var(--transition);
}
.ai-case:hover {
    border-color: rgba(217,32,39,0.3);
    background: rgba(255,255,255,0.06);
}
.ai-case-metric {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--red);
    margin-bottom: 0.5rem;
}
.ai-case h3 {
    font-family: var(--font-display);
    font-weight: 700;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}
.ai-case p {
    color: var(--chrome-light);
    font-size: 0.9rem;
    line-height: 1.65;
}
.ai-platforms {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 2rem;
}
.ai-platform-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.45rem 1.1rem;
    border-radius: 50px;
    background: rgba(217,32,39,0.12);
    border: 1px solid rgba(217,32,39,0.25);
    color: var(--white);
    font-size: 0.8rem;
    font-weight: 600;
    transition: all 0.2s;
    letter-spacing: 0.01em;
}
.ai-platform-tag:hover {
    background: rgba(217,32,39,0.25);
    border-color: rgba(217,32,39,0.45);
}

/* ===== INDUSTRIES ===== */
.industries-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}
.industry-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    text-align: center;
    transition: all var(--transition);
    opacity: 1;
}
.industry-card:hover {
    border-color: var(--red);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}
.industry-icon {
    width: 60px; height: 60px;
    border-radius: 50%;
    background: var(--red-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
}
.industry-card:hover .industry-icon {
    background: var(--red);
    color: var(--white);
}
.industry-card h3 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.4rem;
}
.industry-card p {
    color: var(--text-muted);
    font-size: 0.82rem;
    line-height: 1.6;
}

/* ===== TECHNOLOGY SHOWCASE ===== */
.tech-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-bottom: 2.5rem;
    justify-content: center;
}
.tech-cat-btn {
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    border: 1px solid var(--border);
    background: var(--white);
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    font-family: var(--font-body);
}
.tech-cat-btn:hover,
.tech-cat-btn.active {
    background: var(--red);
    color: var(--white);
    border-color: var(--red);
}
.tech-orbit-container {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 1rem;
    max-width: 900px;
    margin: 0 auto;
}
.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1.25rem 0.75rem;
    border-radius: var(--radius);
    border: 1px solid var(--border-light);
    background: var(--white);
    transition: all var(--transition);
    text-align: center;
}
.tech-item:hover {
    border-color: var(--red);
    box-shadow: var(--shadow);
    transform: translateY(-3px);
}
.tech-item img {
    width: 36px; height: 36px;
    object-fit: contain;
}
.tech-item-icon {
    width: 36px; height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}
.tech-item span {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
}

/* ===== WHY US / DIFFERENTIATORS ===== */
.why-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}
.why-list {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}
.why-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}
.why-icon {
    flex-shrink: 0;
    width: 44px; height: 44px;
    border-radius: 10px;
    background: var(--red-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--red);
    font-size: 1.2rem;
}
.why-item h3 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}
.why-item p {
    color: var(--text-muted);
    font-size: 0.9rem;
}
.why-visual {
    background: var(--light-grey);
    border-radius: var(--radius);
    padding: 3rem;
    text-align: center;
    position: relative;
}
.anniversary-badge {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    padding: 2.5rem 3rem;
    border-radius: var(--radius);
    border: 2px solid var(--red);
    background: var(--white);
    box-shadow: var(--shadow-lg);
}
.anniversary-number {
    font-family: var(--font-display);
    font-size: 4.5rem;
    font-weight: 800;
    color: var(--red);
    line-height: 1;
}
.anniversary-text {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-dark);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-top: 0.5rem;
}
.anniversary-since {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
}
.cert-badges {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
    flex-wrap: wrap;
}
.cert-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    background: var(--white);
    border: 1px solid var(--border);
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-secondary);
}

/* ===== RESULTS / CASE STUDIES ===== */
.results-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}
.result-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2.25rem;
    transition: all var(--transition);
    opacity: 1;
}
.result-card:hover {
    border-color: var(--red);
    box-shadow: var(--shadow-lg);
}
.result-tag {
    display: inline-block;
    padding: 0.2rem 0.65rem;
    border-radius: 50px;
    background: var(--red-subtle);
    color: var(--red);
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}
.result-card h3 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-dark);
    margin-bottom: 0.6rem;
}
.result-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.65;
    margin-bottom: 1rem;
}
.result-metric {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-light);
}
.result-metric strong {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--red);
}
.result-metric span {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ===== CONTACT ===== */
.contact-section {
    background: var(--light-grey);
}
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}
.contact-info h3 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1rem;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
}
.contact-method {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}
.contact-method-icon {
    width: 40px; height: 40px;
    border-radius: 10px;
    background: var(--red-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--red);
    font-size: 1.1rem;
}
.contact-method strong {
    display: block;
    font-size: 0.85rem;
    color: var(--text-dark);
    margin-bottom: 0.15rem;
}
.contact-method span,
.contact-method a {
    font-size: 0.9rem;
    color: var(--text-muted);
}
.contact-form-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2.5rem;
    box-shadow: var(--shadow);
}
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}
.form-group { margin-bottom: 1.25rem; }
.form-group label {
    display: block;
    font-weight: 500;
    font-size: 0.85rem;
    margin-bottom: 0.35rem;
    color: var(--text-dark);
}
.required { color: var(--red); }
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--off-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 0.9rem;
    transition: all 0.2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--red);
    box-shadow: 0 0 0 3px var(--red-glow);
    background: var(--white);
}
.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2364748B' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}
.btn-submit { width: 100%; padding: 1rem; font-size: 1rem; }
.form-status {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.9rem;
    min-height: 1.5rem;
}
.form-status.success { color: #16A34A; }
.form-status.error { color: var(--red); }

/* ===== FOOTER ===== */
.site-footer {
    background: #0F172A !important;
    color: rgba(255,255,255,0.7) !important;
    padding: 5rem 0 0 !important;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr) 1.5fr;
    gap: 2rem;
    padding-bottom: 3rem;
}
.footer-brand .site-logo img { height: 72px; max-width: 360px; margin-bottom: 1.25rem; }
.footer-tagline {
    font-size: 0.88rem;
    color: rgba(255,255,255,0.5);
    line-height: 1.6;
    max-width: 280px;
}
.footer-col h4 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 1.25rem;
}
.footer-col ul { display: flex; flex-direction: column; gap: 0.5rem; }
.footer-col a {
    color: rgba(255,255,255,0.5);
    font-size: 0.85rem;
    transition: color 0.2s;
}
.footer-col a:hover { color: var(--white); }
.footer-contact-item {
    display: flex; gap: 0.5rem;
    align-items: flex-start;
    margin-bottom: 0.75rem;
    font-size: 0.85rem;
}
.footer-contact-item a { color: rgba(255,255,255,0.6); }
.footer-contact-item a:hover { color: var(--red-hover); }

.footer-policies {
    padding: 1.5rem 0;
    border-top: 1px solid rgba(255,255,255,0.08);
    text-align: center;
}
.payment-methods {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    flex-wrap: wrap;
    font-size: 0.78rem;
    color: rgba(255,255,255,0.4);
    margin-bottom: 0.5rem;
}
.payment-badge {
    padding: 0.15rem 0.5rem;
    border-radius: 3px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    font-size: 0.72rem;
    font-weight: 600;
    color: rgba(255,255,255,0.7);
}
.currency-notice {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.35);
}
.footer-bottom {
    padding: 1.5rem 0;
    border-top: 1px solid rgba(255,255,255,0.06);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.78rem;
    color: rgba(255,255,255,0.35);
}
.footer-bottom a {
    color: rgba(255,255,255,0.4);
}
.footer-bottom a:hover { color: rgba(255,255,255,0.7); }
.footer-legal-links {
    display: flex;
    gap: 1.5rem;
}

/* ===== PAGE TEMPLATES ===== */
.page-hero {
    padding: 12rem 0 3rem;
    text-align: center;
    background: var(--light-grey);
}
.page-hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    color: var(--text-dark);
}
.post-meta { color: var(--text-muted); font-size: 0.9rem; margin-top: 0.5rem; }
.page-content { padding: 4rem 0; }
.content-narrow { max-width: 800px; margin: 0 auto; }
.page-content h2 { font-family: var(--font-display); font-weight: 700; font-size: 1.5rem; margin: 2rem 0 1rem; color: var(--text-dark); }
.page-content h3 { font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; margin: 2rem 0 0.75rem; color: var(--text-dark); }
.page-content p { color: var(--text-muted); margin-bottom: 1rem; line-height: 1.7; }
.page-content ul, .page-content ol { color: var(--text-muted); margin: 0 0 1rem 1.5rem; line-height: 1.7; }
.page-content ul { list-style: disc; }
.page-content ol { list-style: decimal; }
.page-content li { margin-bottom: 0.5rem; }
.page-content a { color: var(--red); }
.page-content strong { color: var(--text-dark); }

/* ===== CONTACT HEADING VISIBILITY ===== */
.contact-section .section-title,
.contact-section .section-subtitle {
    opacity: 1;
    color: var(--text-dark);
}
.contact-section .section-subtitle {
    color: var(--text-muted);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .solutions-grid { grid-template-columns: repeat(2, 1fr); }
    .industries-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: repeat(3, 1fr); }
    .results-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .solutions-grid { grid-template-columns: 1fr; }
    .industries-grid { grid-template-columns: repeat(2, 1fr); }
    .ai-grid { grid-template-columns: 1fr; }
    .why-grid { grid-template-columns: 1fr; gap: 2rem; }
    .contact-grid { grid-template-columns: 1fr; gap: 2rem; }
    .hero-stats { gap: 1.5rem; flex-wrap: wrap; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
    .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
    .results-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
    .section { padding: 4rem 0; }
    .industries-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .hero h1 { font-size: 2rem; }
    .hero-ctas { flex-direction: column; }
    .hero-stats { flex-direction: column; gap: 1rem; }
    .tech-grid { grid-template-columns: repeat(3, 1fr); }

    /* Mobile nav */
    .nav-toggle { display: flex; }
    .main-nav {
        position: fixed;
        top: 100px; left: 0; right: 0; bottom: 0;
        background: var(--white);
        padding: 2rem;
        transform: translateX(100%);
        transition: transform 0.3s ease;
        overflow-y: auto;
        z-index: 999;
    }
    .main-nav.open { transform: translateX(0); }
    .nav-list { flex-direction: column; align-items: stretch; gap: 0; }
    .nav-item > a { padding: 0.75rem 0; font-size: 1rem; }
    .nav-dropdown {
        position: static;
        transform: none;
        box-shadow: none;
        border: none;
        padding: 0 0 0 1rem;
        opacity: 1;
        visibility: visible;
        display: none;
    }
    .nav-item.mobile-open .nav-dropdown { display: block; }
}