/* Zing Services Design System - Bootstrap Extension */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700&family=Playfair+Display:wght@600;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:wght,FILL@100..700,0..1&display=swap');

:root {
    --primary: #000000;
    --on-primary: #ffffff;
    --primary-container: #131b2e;
    --on-primary-container: #7c839b;
    --primary-fixed: #dae2fd;
    --on-primary-fixed: #131b2e;
    --primary-fixed-dim: #bec6e0;
    --on-primary-fixed-variant: #3f465c;
    --secondary: #006a63;
    --on-secondary: #ffffff;
    --secondary-container: #99efe5;
    --on-secondary-container: #006f67;
    --secondary-fixed: #9cf2e8;
    --on-secondary-fixed: #00201d;
    --secondary-fixed-dim: #80d5cb;
    --on-secondary-fixed-variant: #00504a;
    --tertiary: #000000;
    --on-tertiary: #ffffff;
    --tertiary-container: #0d1c2e;
    --on-tertiary-container: #77859a;
    --tertiary-fixed: #d5e3fc;
    --on-tertiary-fixed: #0d1c2e;
    --tertiary-fixed-dim: #b9c7df;
    --on-tertiary-fixed-variant: #3a485b;
    --error: #ba1a1a;
    --on-error: #ffffff;
    --error-container: #ffdad6;
    --on-error-container: #93000a;
    --background: #f7f9fb;
    --on-background: #191c1e;
    --surface: #f7f9fb;
    --on-surface: #191c1e;
    --surface-dim: #d8dadc;
    --surface-bright: #f7f9fb;
    --surface-container-lowest: #ffffff;
    --surface-container-low: #f2f4f6;
    --surface-container: #eceef0;
    --surface-container-high: #e6e8ea;
    --surface-container-highest: #e0e3e5;
    --surface-variant: #e0e3e5;
    --on-surface-variant: #45464d;
    --outline: #76777d;
    --outline-variant: #c6c6cd;
    --inverse-surface: #2d3133;
    --inverse-on-surface: #eff1f3;
    --inverse-primary: #bec6e0;

    --font-headline: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;

    --section-gap: 120px;
    --content-margin: 64px;
    --gutter: 32px;
    --max-width: 1440px;

    --radius-sm: 0.25rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-full: 9999px;
}

/* Layout */
.container-design {
    max-width: var(--max-width);
    margin: 0 auto;
    padding-left: var(--content-margin);
    padding-right: var(--content-margin);
}

/* Typography */
.font-display-lg {
    font-family: var(--font-headline);
    font-size: 72px;
    line-height: 84px;
    font-weight: 700;
    letter-spacing: -0.02em;
}
.font-display-lg-mobile {
    font-family: var(--font-headline);
    font-size: 44px;
    line-height: 52px;
    font-weight: 700;
    letter-spacing: -0.01em;
}
.font-headline-lg {
    font-family: var(--font-headline);
    font-size: 48px;
    line-height: 56px;
    font-weight: 700;
}
.font-headline-md {
    font-family: var(--font-headline);
    font-size: 32px;
    line-height: 40px;
    font-weight: 600;
}
.font-body-lg {
    font-family: var(--font-body);
    font-size: 20px;
    line-height: 32px;
    font-weight: 400;
}
.font-body-md {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 24px;
    font-weight: 400;
}
.font-label-md {
    font-family: var(--font-body);
    font-size: 14px;
    line-height: 20px;
    font-weight: 600;
    letter-spacing: 0.05em;
}

@media (min-width: 768px) {
    .font-display-lg-mobile {
        font-size: 72px;
        line-height: 84px;
        letter-spacing: -0.02em;
    }
}

@media (max-width: 767.98px) {
    .font-display-lg {
        font-size: 44px;
        line-height: 52px;
    }
    .font-headline-lg {
        font-size: 36px;
        line-height: 44px;
    }
    .font-headline-md {
        font-size: 26px;
        line-height: 34px;
    }
    .font-body-lg {
        font-size: 18px;
        line-height: 28px;
    }
    .container-design {
        padding-left: 24px;
        padding-right: 24px;
    }
    :root {
        --section-gap: 80px;
        --content-margin: 24px;
    }
}

/* Color utilities */
.text-primary { color: var(--primary) !important; }
.text-on-primary { color: var(--on-primary) !important; }
.text-on-surface { color: var(--on-surface) !important; }
.text-on-surface-variant { color: var(--on-surface-variant) !important; }
.text-secondary { color: var(--secondary) !important; }
.text-on-secondary { color: var(--on-secondary) !important; }
.text-secondary-fixed { color: var(--secondary-fixed) !important; }
.text-on-secondary-fixed { color: var(--on-secondary-fixed) !important; }
.text-on-secondary-fixed-variant { color: var(--on-secondary-fixed-variant) !important; }
.text-on-primary-container { color: var(--on-primary-container) !important; }
.text-primary-fixed-dim { color: var(--primary-fixed-dim) !important; }
.text-primary-fixed { color: var(--primary-fixed) !important; }
.text-on-tertiary { color: var(--on-tertiary) !important; }
.text-on-tertiary-container { color: var(--on-tertiary-container) !important; }
.text-tertiary-fixed { color: var(--tertiary-fixed) !important; }
.text-outline { color: var(--outline) !important; }
.text-error { color: var(--error) !important; }
.text-white { color: #fff !important; }

.bg-primary { background-color: var(--primary) !important; }
.bg-on-primary { background-color: var(--on-primary) !important; }
.bg-primary-container { background-color: var(--primary-container) !important; }
.bg-secondary { background-color: var(--secondary) !important; }
.bg-on-secondary { background-color: var(--on-secondary) !important; }
.bg-secondary-container { background-color: var(--secondary-container) !important; }
.bg-secondary-fixed { background-color: var(--secondary-fixed) !important; }
.bg-tertiary-container { background-color: var(--tertiary-container) !important; }
.bg-surface { background-color: var(--surface) !important; }
.bg-surface-container { background-color: var(--surface-container) !important; }
.bg-surface-container-low { background-color: var(--surface-container-low) !important; }
.bg-surface-container-lowest { background-color: var(--surface-container-lowest) !important; }
.bg-surface-container-high { background-color: var(--surface-container-high) !important; }
.bg-surface-container-highest { background-color: var(--surface-container-highest) !important; }
.bg-surface-variant { background-color: var(--surface-variant) !important; }
.bg-white { background-color: #fff !important; }
.bg-error { background-color: var(--error) !important; }
.bg-error-container { background-color: var(--error-container) !important; }
.bg-transparent { background-color: transparent !important; }
.bg-background { background-color: var(--background) !important; }

.border-secondary { border-color: var(--secondary) !important; }
.border-secondary-fixed { border-color: var(--secondary-fixed) !important; }
.border-outline { border-color: var(--outline) !important; }
.border-outline-variant { border-color: var(--outline-variant) !important; }
.border-primary { border-color: var(--primary) !important; }
.border-error { border-color: var(--error) !important; }
.border-white { border-color: #fff !important; }

/* Section spacing */
.py-section-gap {
    padding-top: var(--section-gap);
    padding-bottom: var(--section-gap);
}

/* Material Symbols */
.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
    vertical-align: middle;
}

/* Reveal animation */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease-out;
}
.reveal-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Scroll animations */
.animate-ping {
    animation: ping 1s cubic-bezier(0, 0, 0.2, 1) infinite;
}
@keyframes ping {
    75%, 100% { transform: scale(2); opacity: 0; }
}
.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}
.animate-bounce {
    animation: bounce 2s infinite;
}
@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}
.animate-spin-slow {
    animation: spin 6s linear infinite;
}
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Hero */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

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

.hero-section .hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    width: 100%;
}

/* Card styles */
.card-design {
    border: 1px solid var(--outline-variant);
    transition: all 0.3s ease;
}
.card-design:hover {
    border-color: var(--secondary);
}

/* Bento grid */
.bento-grid {
    display: grid;
    gap: var(--gutter);
}

/* Flow line indicator */
.flow-line {
    background: linear-gradient(to right, var(--secondary-fixed-dim), transparent);
}

/* No scrollbar */
.no-scrollbar::-webkit-scrollbar {
    display: none;
}
.no-scrollbar {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

/* Blueprint grid background */
.blueprint-grid {
    background-image:
        linear-gradient(var(--outline-variant) 1px, transparent 1px),
        linear-gradient(90deg, var(--outline-variant) 1px, transparent 1px);
    background-size: 40px 40px;
}

/* Technical grid overlay */
.technical-grid {
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}

/* Card border with left accent */
.card-border {
    border: 1px solid var(--outline-variant);
}

/* Hover scale */
.hover-scale {
    transition: transform 0.3s ease;
}
.hover-scale:hover {
    transform: scale(1.05);
}

/* Bento hover overlay */
.bento-hover-overlay {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.3s ease;
    display: flex;
    align-items: flex-end;
    padding: 2rem;
}
.bento-hover-overlay:hover {
    opacity: 1;
}

/* Pillar card */
.pillar-card {
    transition: all 0.4s ease;
}
.pillar-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

/* Matrix cell */
.matrix-cell {
    transition: all 0.3s ease;
}
.matrix-cell:hover {
    background-color: var(--surface-container-low) !important;
}

/* Carbon node connectors */
.carbon-node {
    position: relative;
    transition: all 0.3s ease;
}
.carbon-node:hover {
    border-color: var(--secondary) !important;
    box-shadow: 0 8px 30px rgba(0,106,99,0.1);
}

/* Failure pathway line */
.failure-pathway-line {
    height: 2px;
    background: linear-gradient(to right, var(--secondary), var(--secondary-fixed), var(--error-container), var(--error));
}

/* Forensic grid */
.forensic-grid {
    background-color: var(--surface);
    position: relative;
}
.forensic-grid::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 1px 1px, var(--outline-variant) 1px, transparent 0);
    background-size: 20px 20px;
    opacity: 0.3;
    pointer-events: none;
}

/* Investigative grid */
.investigative-grid {
    position: relative;
}
.investigative-grid::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, var(--surface-variant) 1px, transparent 1px) 0 0 / 60px 60px,
        linear-gradient(var(--surface-variant) 1px, transparent 1px) 0 0 / 60px 60px;
    opacity: 0.15;
    pointer-events: none;
}

/* Executive overlay */
.executive-overlay {
    background: linear-gradient(135deg, rgba(13,28,46,0.95) 0%, rgba(13,28,46,0.7) 50%, transparent 100%);
}

/* Dashboard row styling */
.dashboard-row {
    display: flex;
    align-items: flex-end;
    gap: 2px;
    height: 16rem;
}

/* Status dot */
.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}

/* Glass card */
.glass-card {
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255,255,255,0.1);
}

/* Thermal overlay */
.thermal-overlay {
    mix-blend-mode: color-burn;
    opacity: 0.4;
}

/* Blueprint grid (white version) */
.blueprint-grid-white {
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 40px 40px;
}

/* Custom grid gap utility */
.gap-gutter {
    gap: var(--gutter) !important;
}

/* Hero gradient overlays */
.hero-gradient-right {
    background: linear-gradient(to right, var(--primary-container), var(--primary-container), transparent);
}
.hero-gradient-mix {
    background: linear-gradient(to right, var(--primary-container) 0%, transparent 100%);
}

/* Gray scale image with hover */
.grayscale-img {
    filter: grayscale(1);
    transition: filter 0.7s ease;
}
.grayscale-img:hover {
    filter: grayscale(0);
}

/* Progress bar container */
.progress-container {
    background: rgba(255,255,255,0.1);
    height: 4px;
    overflow: hidden;
}
.progress-fill {
    height: 100%;
    background: var(--secondary);
    transition: width 0.6s ease;
}

/* CTA Button hover effects */
.py-section-gap button[class*="border-0"],
.py-section-gap button[class*="bg-"] {
    transition: all 0.3s ease !important;
    cursor: pointer;
}
.py-section-gap button[class*="border-0"]:hover,
.py-section-gap button[class*="bg-"]:hover {
    filter: brightness(1.1);
    transform: scale(1.02);
}
.py-section-gap button[class*="bg-transparent"]:hover,
.py-section-gap button[class*="border border-"]:hover {
    filter: brightness(1.3);
}

/* Dashboard bar chart hover */
.dashboard-row > div:not(.dashboard-label) {
    transition: opacity 0.3s ease, background-color 0.3s ease !important;
    cursor: pointer;
}
.dashboard-row > div:not(.dashboard-label):hover {
    opacity: 0.8 !important;
    background-color: var(--secondary-fixed) !important;
}

/* Pulse ring */
.pulse-ring {
    position: relative;
}
.pulse-ring::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid var(--secondary-fixed);
    animation: ping 1.5s cubic-bezier(0, 0, 0.2, 1) infinite;
}

/* Fix navbar: override collapse visibility on the nav UL */
.main-header .main-menu .navbar-collapse.collapse .navigation {
    visibility: visible !important;
}