/* ===== SMOSYN WEBSITE V2 - MAIN STYLESHEET ===== */

/* ===== CSS RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* SMOSYN Brand Colors */
    --midnight-navy: #0B1C2D;
    --signal-blue: #2563EB;
    --growth-teal: #14B8A6;
    --insight-amber: #F59E0B;
    --cloud-white: #F9FAFB;
    --charcoal: #1F2933;
    --slate-grey: #6B7280;

    --primary: #0B1C2D;
    --secondary: #14B8A6;
    --accent: #2563EB;
    --neutral: #6B7280;
    --success: #14B8A6;
    --warning: #F59E0B;
    --white: #FFFFFF;
    --light-bg: #F9FAFB;
    --text: #1F2933;
    --border: #E5E7EB;

    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

[data-theme="dark"] {
    --primary: #0F172A;
    --secondary: #14B8A6;
    --accent: #2563EB;
    --neutral: #94A3B8;
    --white: #020617;
    --light-bg: #0F172A;
    --text: #E5E7EB;
    --border: #1E293B;
    --charcoal: #E5E7EB;
    --slate-grey: #94A3B8;
    --midnight-navy: #0F172A;
}

body {
    font-family: var(--font-sans);
    line-height: 1.6;
    color: var(--text);
    background-color: var(--white);
    transition: background-color 0.3s, color 0.3s;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
}
h1 { font-size: 3.5rem; margin-bottom: var(--space-lg); }
h2 { font-size: 2.5rem; margin-bottom: var(--space-md); }
h3 { font-size: 1.75rem; margin-bottom: var(--space-sm); }
h4 { font-size: 1.25rem; margin-bottom: var(--space-xs); }
p { margin-bottom: var(--space-md); font-size: 1.125rem; }
.lead { font-size: 1.25rem; color: var(--neutral); }

#hero-subheading {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--charcoal);
    margin-bottom: var(--space-lg);
    line-height: 1.4;
    letter-spacing: -0.01em;
}

/* ===== HEADER & NAVIGATION ===== */
header {
    background-color: #FFFFFF;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    /* Ensure header creates stacking context */
    isolation: isolate;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm) 0;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    z-index: 1101; /* Higher than hamburger */
    position: relative;
}

.logo img {
    height: 140px;
    width: auto;
    transition: opacity 0.3s;
}

.logo img:hover { opacity: 0.9; }

.nav-links {
    display: flex;
    gap: var(--space-lg);
    list-style: none;
}

.nav-links a {
    color: #0B1C2D;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s;
    padding: var(--space-xs) 0;
    position: relative;
    letter-spacing: 0.01em;
}

.nav-links a:hover { color: var(--growth-teal); }

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--growth-teal);
    transition: width 0.3s;
}

.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }
.nav-links a.active { color: var(--growth-teal); }

.nav-right {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

/* ===== THEME TOGGLE ===== */
.theme-toggle {
    background: transparent;
    border: 1px solid rgba(255,255,255,0.3);
    font-size: 1rem;
    cursor: pointer;
    color: white;
    transition: all 0.3s;
    border-radius: 50%;
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-toggle:hover {
    border-color: var(--growth-teal);
    background-color: rgba(20,184,166,0.1);
}

/* ===== LANGUAGE TOGGLE ===== */
.lang-toggle {
    background: transparent;
    border: 1px solid rgba(255,255,255,0.3);
    cursor: pointer;
    border-radius: 50%;
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    color: white;
    padding: 0;
}

.lang-toggle:hover {
    border-color: var(--growth-teal);
    background-color: rgba(20,184,166,0.1);
}

.lang-toggle .flag-icon {
    font-size: 1.3rem;
    line-height: 1;
}

/* ===== HAMBURGER ===== */
.hamburger {
    display: none;
    background: none;
    border: 2px solid #0B1C2D;
    border-radius: 4px;
    font-size: 1.5rem;
    cursor: pointer;
    color: #0B1C2D;
    padding: 8px 12px;
    z-index: 1100; /* Higher than header and nav menu */
    min-width: 44px;
    min-height: 44px;
    position: relative;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    border: 2px solid transparent;
    cursor: pointer;
    text-align: center;
    font-size: 1rem;
}

.btn-primary {
    background-color: #0B1C2D;
    color: white;
}
.btn-primary:hover {
    background-color: var(--growth-teal);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(20,184,166,0.3);
}

.btn-secondary {
    background-color: transparent;
    color: #0B1C2D;
    border-color: #0B1C2D;
}
.btn-secondary:hover {
    background-color: #0B1C2D;
    color: white;
    transform: translateY(-2px);
}

.btn-small { padding: 0.5rem 1rem; font-size: 0.875rem; }

/* ===== MAIN CONTENT ===== */
main { flex: 1; }

.page-header {
    padding: var(--space-2xl) 0;
    background: linear-gradient(135deg, #0B1C2D 0%, #14344f 100%);
    text-align: center;
    color: white;
}

.page-header h1 { color: white; }
.page-header .lead { color: rgba(255,255,255,0.8); }

.page-content { padding: var(--space-2xl) 0; }

/* ===== CARDS ===== */
.card {
    background: var(--white);
    border-radius: 12px;
    padding: var(--space-xl);
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    border: 1px solid var(--border);
    transition: transform 0.3s, box-shadow 0.3s;
}
.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
    margin: var(--space-xl) 0;
}

/* ===== LISTS ===== */
ul, ol { margin-left: var(--space-lg); margin-bottom: var(--space-md); }
li { margin-bottom: var(--space-xs); line-height: 1.6; }
ul li::marker { color: var(--growth-teal); }

/* ===== FORMS ===== */
.form-group { margin-bottom: var(--space-md); }
.form-label { display: block; margin-bottom: var(--space-xs); font-weight: 500; color: var(--text); }
.form-control {
    width: 100%;
    padding: var(--space-sm);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 1rem;
    font-family: var(--font-sans);
    background-color: var(--white);
    color: var(--text);
    transition: border-color 0.3s;
}
.form-control:focus {
    outline: none;
    border-color: var(--growth-teal);
    box-shadow: 0 0 0 3px rgba(20,184,166,0.15);
}
textarea.form-control { min-height: 150px; resize: vertical; }

/* ===== FOOTER ===== */
footer {
    background-color: #0B1C2D;
    color: rgba(255,255,255,0.8);
    padding: var(--space-2xl) 0;
    margin-top: auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.footer-section h3 { color: white; margin-bottom: var(--space-md); font-size: 1rem; text-transform: uppercase; letter-spacing: 0.05em; }
.footer-section p { color: rgba(255,255,255,0.6); font-size: 0.95rem; }

.footer-links { list-style: none; margin: 0; padding: 0; }
.footer-links li { margin-bottom: 0.5rem; }
.footer-links a { color: rgba(255,255,255,0.6); text-decoration: none; font-size: 0.95rem; transition: color 0.3s; }
.footer-links a:hover { color: var(--growth-teal); }

.social-links { display: flex; gap: var(--space-sm); margin-top: var(--space-sm); }
.social-links a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(255,255,255,0.08);
    font-size: 1rem;
    border: 1px solid rgba(255,255,255,0.15);
    transition: all 0.3s;
}
.social-links a:hover {
    color: white;
    background: var(--growth-teal);
    border-color: var(--growth-teal);
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.4);
    font-size: 0.875rem;
}

/* ===== HERO ===== */
.hero {
    padding: var(--space-2xl) 0;
    background: linear-gradient(160deg, #f0f9ff 0%, var(--cloud-white) 60%, #f0fdf4 100%);
}
.hero-content { max-width: 800px; margin: 0 auto; text-align: center; }
.hero-buttons { display: flex; gap: var(--space-md); justify-content: center; margin-top: var(--space-xl); flex-wrap: wrap; }

/* ===== CTA SECTION ===== */
.cta-section {
    background: linear-gradient(135deg, #0B1C2D 0%, #14B8A6 100%);
    color: white;
    padding: var(--space-2xl) 0;
    text-align: center;
}
.cta-section h2 { color: white; }
.cta-section p { color: rgba(255,255,255,0.85); }
.cta-section .btn { background: white; color: #0B1C2D; border-color: white; }
.cta-section .btn:hover { background: var(--cloud-white); transform: translateY(-2px); }

/* ===== SERVICE CARDS ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
    margin: var(--space-xl) 0;
}
.service-card {
    background: var(--white);
    padding: var(--space-xl);
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
}
.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(20,184,166,0.15);
    border-color: var(--growth-teal);
}
.service-icon { font-size: 2.5rem; margin-bottom: var(--space-md); }

/* ===== PORTFOLIO ===== */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-xl);
    margin: var(--space-xl) 0;
}
.portfolio-card {
    background: var(--white);
    border-radius: 12px;
    padding: var(--space-xl);
    border: 1px solid var(--border);
    border-left: 4px solid var(--growth-teal);
    transition: transform 0.3s, box-shadow 0.3s;
}
.portfolio-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}
.portfolio-tag {
    display: inline-block;
    background: rgba(20,184,166,0.1);
    color: var(--growth-teal);
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ===== PRICING ===== */
.pricing-info { max-width: 900px; margin: 0 auto; }
.pricing-models {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-xl);
    margin: var(--space-2xl) 0;
}
.pricing-model {
    background: var(--light-bg);
    padding: var(--space-xl);
    border-radius: 12px;
    border-left: 4px solid var(--growth-teal);
    transition: all 0.3s;
}
.pricing-model:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
.pricing-model h4 { color: var(--primary); margin-bottom: var(--space-sm); }

/* ===== FAQ ===== */
.faq-search { max-width: 600px; margin: 0 auto var(--space-2xl); }
.faq-search input {
    width: 100%;
    padding: var(--space-md);
    border: 2px solid var(--border);
    border-radius: 8px;
    font-size: 1.125rem;
    transition: border-color 0.3s;
    background: var(--white);
    color: var(--text);
}
.faq-search input:focus { outline: none; border-color: var(--growth-teal); }

.faq-categories { display: flex; flex-wrap: wrap; gap: var(--space-sm); margin-bottom: var(--space-2xl); justify-content: center; }
.faq-category {
    padding: 0.5rem 1.25rem;
    background: var(--light-bg);
    border-radius: 20px;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all 0.3s;
    font-size: 0.9rem;
}
.faq-category:hover,
.faq-category.active { background: var(--growth-teal); color: white; border-color: var(--growth-teal); }

.faq-section { margin-bottom: var(--space-2xl); }
.faq-section h2 { color: var(--primary); padding-bottom: var(--space-sm); border-bottom: 2px solid var(--border); margin-bottom: var(--space-lg); }

.faq-item { margin-bottom: var(--space-sm); border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.faq-question {
    padding: var(--space-md) var(--space-lg);
    background-color: var(--light-bg);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    transition: background-color 0.3s;
}
.faq-question:hover { background-color: rgba(20,184,166,0.05); }
.faq-answer { padding: var(--space-md) var(--space-lg); display: none; }
.faq-item.active .faq-answer { display: block; }
.faq-toggle { font-size: 1.5rem; transition: transform 0.3s; color: var(--growth-teal); }
.faq-item.active .faq-toggle { transform: rotate(45deg); }
.faq-count {
    display: inline-block;
    background: var(--growth-teal);
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.875rem;
    margin-left: var(--space-xs);
    vertical-align: middle;
}
.no-results { text-align: center; padding: var(--space-2xl); color: var(--neutral); display: none; }
.faq-contact { background: var(--light-bg); padding: var(--space-2xl); border-radius: 12px; text-align: center; margin-top: var(--space-2xl); }

/* ===== FOUNDER ===== */
.founder-section {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-2xl);
    align-items: start;
    margin: var(--space-2xl) 0;
}
.founder-image { border-radius: 12px; overflow: hidden; box-shadow: 0 8px 16px rgba(0,0,0,0.15); }
.founder-image img { width: 100%; height: auto; display: block; }
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-xl);
    margin: var(--space-2xl) 0;
}
.value-card { text-align: center; padding: var(--space-xl); }
.value-icon { font-size: 3rem; margin-bottom: var(--space-md); }

/* ===== PROCESS STEPS ===== */
.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-xl);
    margin: var(--space-2xl) 0;
    counter-reset: steps;
}
.process-step {
    position: relative;
    padding: var(--space-xl);
    background: var(--light-bg);
    border-radius: 12px;
    counter-increment: steps;
}
.process-step::before {
    content: counter(steps);
    position: absolute;
    top: -15px;
    left: var(--space-xl);
    width: 32px;
    height: 32px;
    background: var(--growth-teal);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
}

/* ===== COOKIE BANNER ===== */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: #0B1C2D;
    color: white;
    padding: var(--space-md);
    box-shadow: 0 -2px 10px rgba(0,0,0,0.2);
    z-index: 1000;
    display: none;
}
.cookie-banner.active { display: block; }
.cookie-banner p { color: rgba(255,255,255,0.85); margin-bottom: 0; }
.cookie-buttons { display: flex; gap: var(--space-sm); margin-top: var(--space-md); flex-wrap: wrap; }

/* ===== LIVE CHAT ===== */
.live-chat { position: fixed; bottom: var(--space-md); right: var(--space-md); z-index: 999; }
.chat-toggle {
    background-color: var(--growth-teal);
    color: white;
    border: none;
    border-radius: 50%;
    width: 56px;
    height: 56px;
    font-size: 1.4rem;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(20,184,166,0.4);
    transition: all 0.3s;
}
.chat-toggle:hover { transform: scale(1.1); background-color: #0B1C2D; }
.chat-window {
    position: absolute;
    bottom: 70px;
    right: 0;
    width: 320px;
    background-color: var(--white);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    display: none;
    border: 1px solid var(--border);
}
.chat-window.active { display: block; }
.chat-header { padding: var(--space-md); background-color: #0B1C2D; color: white; border-radius: 12px 12px 0 0; }
.chat-header h4 { color: white; }
.chat-header p { color: rgba(255,255,255,0.75); font-size: 0.9rem; }
.chat-body { padding: var(--space-md); max-height: 300px; overflow-y: auto; }
.chat-input { padding: var(--space-md); border-top: 1px solid var(--border); }

/* ===== UTILITIES ===== */
.text-center { text-align: center; }
.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }

.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; }
:focus-visible { outline: 2px solid var(--growth-teal); outline-offset: 2px; }

/* ===== ANIMATIONS ===== */
@keyframes fadeIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.fade-in { animation: fadeIn 0.6s ease-out; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.5rem; }

    .nav-links {
        display: none;
        position: fixed;
        top: 0;
        right: -280px;
        width: 280px;
        height: 100vh;
        background-color: #0B1C2D;
        flex-direction: column;
        padding: 80px var(--space-md) var(--space-md);
        box-shadow: -4px 0 20px rgba(0,0,0,0.3);
        transition: right 0.3s ease;
        z-index: 999;
    }
    .nav-links.active { display: flex; right: 0; }
    .nav-links a { color: rgba(255,255,255,0.9); padding: var(--space-sm) 0; border-bottom: 1px solid rgba(255,255,255,0.1); }

    .hamburger { display: block; }
    .hero-buttons { flex-direction: column; align-items: center; }
    .btn { width: 100%; max-width: 300px; }
    .card-grid { grid-template-columns: 1fr; }
    .founder-section { grid-template-columns: 1fr; }
    .founder-image { max-width: 280px; margin: 0 auto; }
}

@media (max-width: 480px) {
    .container { padding: 0 var(--space-sm); }
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
}

/* ===== DARK MODE OVERRIDES ===== */
[data-theme="dark"] body {
    background-color: #020617;
    color: #E5E7EB;
}

[data-theme="dark"] .card {
    background: #0F172A;
    border-color: #1E293B;
}

[data-theme="dark"] .logo img {
    /* Use CSS filter to invert dark logo to white */
    filter: brightness(0) invert(1);
    background-color: white;
    padding: 8px;
    border-radius: 8px;
}
}

[data-theme="dark"] .btn-primary {
    background-color: var(--growth-teal);
    color: white;
}

[data-theme="dark"] .btn-secondary {
    background-color: transparent;
    color: var(--growth-teal);
    border-color: var(--growth-teal);
}

[data-theme="dark"] .btn-secondary:hover {
    background-color: var(--growth-teal);
    color: white;
}

[data-theme="dark"] .hamburger {
    color: white;
    border-color: white;
}

[data-theme="dark"] .service-card {
    background: #0F172A;
    border-color: #1E293B;
}

[data-theme="dark"] .portfolio-card {
    background: #0F172A;
    border-color: #1E293B;
}

[data-theme="dark"] .pricing-model {
    background: #0F172A;
}

[data-theme="dark"] .page-content {
    background-color: #020617;
}

[data-theme="dark"] section {
    background-color: #020617;
}

[data-theme="dark"] .faq-question {
    background-color: #0F172A;
    color: #E5E7EB;
}

[data-theme="dark"] .faq-item {
    border-color: #1E293B;
}

[data-theme="dark"] .faq-category {
    background: #0F172A;
    border-color: #1E293B;
    color: #E5E7EB;
}

[data-theme="dark"] .form-control {
    background-color: #0F172A;
    border-color: #1E293B;
    color: #E5E7EB;
}

[data-theme="dark"] h1,
[data-theme="dark"] h2,
[data-theme="dark"] h3,
[data-theme="dark"] h4 {
    color: #F1F5F9;
}

[data-theme="dark"] p {
    color: #CBD5E1;
}

[data-theme="dark"] .lead {
    color: #94A3B8;
}

[data-theme="dark"] #hero-subheading {
    color: #E2E8F0;
}

[data-theme="dark"] .hero {
    background: linear-gradient(160deg, #020617 0%, #0F172A 100%);
}

[data-theme="dark"] footer {
    background-color: #020617;
    border-top: 1px solid #1E293B;
}

[data-theme="dark"] .page-header {
    background: linear-gradient(135deg, #020617 0%, #0B1C2D 100%);
}

[data-theme="dark"] .process-step {
    background: #0F172A;
}

[data-theme="dark"] .value-card {
    background: #0F172A;
}

[data-theme="dark"] blockquote {
    background: rgba(20,184,166,0.08);
    color: #CBD5E1;
}

[data-theme="dark"] .faq-contact {
    background: #0F172A;
}

/* ===== MOBILE IMPROVEMENTS ===== */
@media (max-width: 480px) {
    .nav-right { gap: 0.5rem; }
    .theme-toggle, .lang-toggle { width: 34px; height: 34px; }
    .logo img { height: 100px; }
    .hero { padding: 2rem 0; }
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    .services-grid { grid-template-columns: 1fr; }
    .portfolio-grid { grid-template-columns: 1fr; }
    .pricing-models { grid-template-columns: 1fr; }
    .btn { font-size: 0.9rem; padding: 0.75rem 1.5rem; }
}