:root {
    --brand-plum: #512D55;
    --brand-plum-light: #7c4084;
    --brand-teal: #2D5548;
    --brand-lime: #A4C639;
    --brand-black: #0F172A;
    --bg-main: #FCFDFF;
    --bg-card: rgba(255, 255, 255, 0.6);
    --text-main: #0F172A;
    --text-muted: #64748B;
    --border-glass: rgba(0, 0, 0, 0.05);
    --section-spacing: clamp(1.5rem, 4vw, 3rem);
    --container-max: 1200px;
}

[data-theme="dark"] {
    --bg-main: #0B0F1A;
    --bg-card: rgba(30, 41, 59, 0.4);
    --text-main: #F1F5F9;
    --text-muted: #94A3B8;
    --border-glass: rgba(255, 255, 255, 0.08);
    
    /* Override primary brand plum with neon lime in dark theme */
    --brand-plum: #A4C639;
    --brand-plum-light: #b6d747;
    
    /* Override dark teal with a bright, high-contrast teal in dark theme */
    --brand-teal: #76beaa;
}

[data-theme="dark"] .btn-primary {
    color: var(--brand-black) !important;
    box-shadow: 0 10px 30px -5px rgba(164, 198, 57, 0.3);
}

[data-theme="dark"] .btn-primary:hover {
    box-shadow: 0 20px 40px -10px rgba(164, 198, 57, 0.45);
    background: var(--brand-plum-light);
}


*, *::before, *::after { box-sizing: border-box; -webkit-font-smoothing: antialiased; }

body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.5;
    letter-spacing: -0.01em;
    overflow-x: hidden;
    transition: background-color 0.4s ease, color 0.4s ease;
}

.liquid-bg {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    z-index: -1;
    background: radial-gradient(circle at 10% 20%, rgba(81, 45, 85, 0.04) 0%, transparent 40%),
                        radial-gradient(circle at 90% 80%, rgba(164, 198, 57, 0.04) 0%, transparent 40%);
}

.container {
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: 2rem;
}

/* Glass System */
.glass-effect {
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    background-color: var(--bg-card);
    border: 1px solid var(--border-glass);
}

h1 { 
    font-size: clamp(2.5rem, 5vw, 3.85rem); 
    line-height: 1.15; 
    font-weight: 900; 
    letter-spacing: -0.04em; 
    color: var(--text-main);
    margin-bottom: 2rem;
}

.hero-title {
    font-size: clamp(2.75rem, 6.5vw, 4.35rem);
    line-height: 1.1;
    font-weight: 900;
    letter-spacing: -0.05em;
    margin-bottom: 2.5rem;
}

.hero-title-highlight {
    background: linear-gradient(135deg, var(--brand-plum) 0%, var(--brand-plum-light) 50%, var(--brand-lime) 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
    position: relative;
    padding-right: 0.05em;
    animation: shine-gradient 8s ease infinite;
}

[data-theme="dark"] .hero-title-highlight {
    background: linear-gradient(135deg, var(--brand-plum) 0%, var(--brand-plum-light) 50%, #fff 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-title-highlight::after {
    content: '';
    position: absolute;
    bottom: 8%;
    left: 0;
    width: 100%;
    height: 8px;
    background: rgba(164, 198, 57, 0.25);
    border-radius: 4px;
    z-index: -1;
    transform: skewX(-12deg);
}

.hero-title-highlight-teal {
    background: linear-gradient(135deg, var(--brand-teal) 0%, #3e7b68 50%, var(--brand-lime) 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
    position: relative;
    padding-right: 0.05em;
    animation: shine-gradient 8s ease infinite;
}

[data-theme="dark"] .hero-title-highlight-teal {
    background: linear-gradient(135deg, #519881 0%, #76beaa 50%, var(--brand-lime) 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-title-highlight-teal::after {
    content: '';
    position: absolute;
    bottom: 8%;
    left: 0;
    width: 100%;
    height: 8px;
    background: rgba(164, 198, 57, 0.25);
    border-radius: 4px;
    z-index: -1;
    transform: skewX(-12deg);
}

@keyframes shine-gradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Fallback color utilities for brand assets */
.text-brand-plum { color: var(--brand-plum) !important; }
.text-brand-teal { color: var(--brand-teal) !important; }
.text-brand-lime { color: var(--brand-lime) !important; }
.text-brand-black { color: var(--brand-black) !important; }
[data-theme="dark"] .text-brand-black:not(.bg-brand-lime) { color: var(--text-main) !important; }
.bg-brand-lime { background-color: var(--brand-lime) !important; }
.hover\:bg-brand-plum:hover { background-color: var(--brand-plum) !important; }
.hover\:text-brand-plum:hover { color: var(--brand-plum) !important; }

h2 { font-size: clamp(2.5rem, 6vw, 3.5rem); line-height: 1.2; font-weight: 900; letter-spacing: -0.04em; color: var(--text-main); }
h3 { font-size: 1.75rem; line-height: 1.1; font-weight: 800; letter-spacing: -0.03em; }

/* Button Architecture */
.btn-primary, .btn-secondary, .btn-tertiary {
    padding: 0.875rem 1.75rem;
    font-size: 0.8125rem;
    border-radius: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary { background: var(--brand-plum); color: #fff; border: none; box-shadow: 0 10px 30px -5px rgba(81, 45, 85, 0.4); }
.btn-primary:hover { transform: translateY(-3px) scale(1.02); box-shadow: 0 20px 40px -10px rgba(81, 45, 85, 0.5); background: var(--brand-plum-light); }

.btn-secondary { background: transparent; border: 2px solid var(--text-main); color: var(--text-main); }
.btn-secondary:hover { background: var(--text-main); color: var(--bg-main); }

.btn-tertiary { background: transparent; border: none; color: var(--brand-plum); padding: 0.5rem 0; font-weight: 900; }
.btn-tertiary:hover { gap: 0.75rem; color: var(--brand-lime); }

/* Bento Card & Hover */
.bento-card {
    border-radius: 2rem;
    padding: 2.5rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.bento-card:hover { 
    transform: translateY(-10px); 
    box-shadow: 0 40px 80px -15px rgba(0,0,0,0.1); 
    background-color: #fff; 
}
[data-theme="dark"] .bento-card:hover { background-color: #1E293B; box-shadow: 0 40px 80px -15px rgba(0,0,0,0.4); }

.icon-box {
    width: 64px;
    height: 64px;
    border-radius: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.4s ease, color 0.4s ease;
}
.bento-card:hover .icon-box {
    transform: translateY(-6px) scale(1.08);
}

/* Vibrant Colors */
.c-indigo { background-color: #eef2ff; color: #4338ca; }
.c-rose { background-color: #fff1f2; color: #e11d48; }
.c-amber { background-color: #fffbeb; color: #d97706; }
.c-emerald { background-color: #ecfdf5; color: #059669; }
.c-violet { background-color: #f5f3ff; color: #7c3aed; }
.c-sky { background-color: #f0f9ff; color: #0284c7; }
.c-lime { background-color: #f7fee7; color: #65a30d; }

/* Navigation */
.nav-link {
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    transition: all 0.3s ease;
}
.nav-link:hover, .nav-active { color: var(--brand-plum); }

section { padding-block: var(--section-spacing); }
.hero-section { padding-top: 10rem; padding-bottom: 4rem; min-height: 80vh; display: flex; align-items: center; }
.inner-header-section { padding-top: 8rem; padding-bottom: 2.5rem; text-align: center; }

.hero-image-container {
    width: 100%;
    height: 320px;
    border-radius: 2rem;
    overflow: hidden;
    box-shadow: 0 30px 60px -15px rgba(0,0,0,0.1);
    border: 1px solid var(--border-glass);
    transition: all 0.5s ease;
}
.hero-image-container img { width: 100%; height: 100%; object-fit: cover; }

@media (min-width: 640px) {
    .hero-image-container {
        height: 400px;
    }
}
@media (min-width: 1024px) {
    .hero-image-container {
        height: 500px;
        border-radius: 3rem;
        box-shadow: 0 50px 100px -20px rgba(0,0,0,0.15);
    }
}

/* Enhanced Footer */
.site-footer {
    background-color: #0F172A;
    color: #fff;
    border-top: 4px solid var(--brand-plum);
}
.site-footer a { color: #94A3B8; transition: color 0.3s ease; }
.site-footer a:hover { color: #fff; }
.footer-label { color: var(--brand-lime); font-size: 0.7rem; font-weight: 900; text-transform: uppercase; letter-spacing: 0.2em; }

.theme-toggle {
    width: 44px; height: 44px;
    border-radius: 1rem;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
    border: 1px solid var(--border-glass);
    color: var(--text-main);
    transition: all 0.3s ease;
}

.stat-badge {
    background: rgba(81, 45, 85, 0.1);
    color: var(--brand-plum);
    padding: 0.5rem 1.25rem;
    border-radius: 2rem;
    font-size: 0.7rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    display: inline-block;
    margin-bottom: 2rem;
}
[data-theme="dark"] .stat-badge {
    background: rgba(164, 198, 57, 0.1);
    color: var(--brand-plum);
    border: 1px solid rgba(164, 198, 57, 0.2);
}

/* Page Load Animation */
.fade-up {
    opacity: 0;
    transform: translateY(24px);
    animation: fade-in-up 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes fade-in-up {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Navigation Links Animated Underline */
.nav-link {
    position: relative;
    padding-bottom: 4px;
}
.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--brand-plum);
    transition: width 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.nav-link:hover::after, .nav-active::after {
    width: 100%;
}

/* Enhanced Bento Cards Hover Micro-interaction */
.bento-card {
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), 
                box-shadow 0.6s cubic-bezier(0.16, 1, 0.3, 1), 
                background-color 0.4s ease, 
                border-color 0.4s ease;
}
.bento-card:hover {
    transform: translateY(-8px) scale(1.015);
    border-color: rgba(164, 198, 57, 0.25);
    box-shadow: 0 30px 60px -15px rgba(0, 0, 0, 0.08);
}
[data-theme="dark"] .bento-card:hover {
    border-color: rgba(164, 198, 57, 0.4);
    box-shadow: 0 30px 60px -15px rgba(164, 198, 57, 0.2);
}

/* Button Micro-interactions */
.btn-primary:active, .btn-secondary:active, .btn-tertiary:active {
    transform: scale(0.97);
}

/* Mobile Menu Smooth Transition Override */
#mobile-menu {
    display: flex !important;
    transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1), transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.4s;
    opacity: 0;
    transform: translateY(-12px);
    visibility: hidden;
    pointer-events: none;
}
#mobile-menu.active {
    opacity: 1;
    transform: translateY(0);
    visibility: visible;
    pointer-events: auto;
}

/* Capability Banner Premium Shadows */
.capability-banner {
    box-shadow: 0 25px 60px -15px rgba(81, 45, 85, 0.06), 0 15px 30px -10px rgba(0, 0, 0, 0.04);
    transition: box-shadow 0.4s ease, border-color 0.4s ease;
}
[data-theme="dark"] .capability-banner {
    box-shadow: 0 30px 60px -15px rgba(164, 198, 57, 0.1), 0 0 45px -10px rgba(164, 198, 57, 0.05);
}

/* Custom Scroll Progress Bar Style */
#scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 4px;
    background: linear-gradient(to right, var(--brand-plum), var(--brand-lime));
    z-index: 1000;
    transition: width 0.1s ease;
    box-shadow: 0 0 10px rgba(164, 198, 57, 0.4);
}

/* Timeline Stepper Node Styles */
.timeline-node {
    position: relative;
    transition: all 0.3s ease;
}
.group:hover .timeline-node {
    transform: scale(1.05);
}