:root {
    --font-display: 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Color Tokens */
    --bg: #0A0A0A;
    --text-primary: #F5F5F5;
    --text-secondary: #A1A1AA;
    --primary: #FFFFFF;
    --accent: #FF3E00;
    --border: rgba(255, 255, 255, 0.1);

    /* Spacing Scale */
    --space-4: 4px;
    --space-8: 8px;
    --space-16: 16px;
    --space-24: 24px;
    --space-32: 32px;
    --space-48: 48px;
    --space-64: 64px;
    --space-80: 80px;
    --space-128: 128px;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--bg);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: clamp(16px, 1.5vw, 18px);
    /* Responsive base */
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-display);
    font-weight: 700;
}

/* Typography Scale */
h1,
.h1 {
    font-size: clamp(40px, 5vw, 64px);
    line-height: 1.1;
    letter-spacing: -0.02em;
}

h2,
.h2 {
    font-size: clamp(32px, 4vw, 48px);
    line-height: 1.2;
}

h3,
.h3 {
    font-size: clamp(24px, 3vw, 32px);
    line-height: 1.3;
}

p,
.body-text {
    font-size: 18px;
}

.small-text {
    font-size: 14px;
    line-height: 1.5;
}

.w-mono {
    font-family: var(--font-mono);
    font-size: 12px;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

/* Accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* Utility */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-32);
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-16);
    }
}

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

/* ---------------------------------
   COMPONENTS 
   --------------------------------- */

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-16) var(--space-32);
    font-family: var(--font-display);
    font-weight: 700;
    text-decoration: none;
    border-radius: 0;
    /* Sharp corners per spec */
    transition: all 0.2s ease;
    position: relative;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--bg);
}

.btn-primary:hover {
    background-color: var(--accent);
    color: var(--primary);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    border-color: var(--primary);
    background-color: var(--border);
}

.btn-ghost {
    background: transparent;
    color: var(--accent);
    padding: var(--space-8) 0;
    border-bottom: 1px solid transparent;
}

.btn-ghost:hover {
    border-bottom-color: var(--accent);
}

.btn:active {
    transform: scale(0.98);
}

.btn-microtext {
    position: absolute;
    top: -12px;
    left: 0;
    font-size: 10px;
    color: var(--text-secondary);
    text-transform: uppercase;
}

/* Forms */
.form-group {
    margin-bottom: var(--space-24);
}

.form-input,
.form-select {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border);
    color: var(--text-primary);
    padding: var(--space-16) 0;
    font-size: 18px;
    font-family: var(--font-body);
    transition: border-color 0.2s ease;
    border-radius: 0;
}

.form-input::placeholder,
.form-select option {
    font-family: var(--font-mono);
    color: var(--text-secondary);
    font-size: 14px;
}

.form-select option {
    background-color: var(--bg);
}

.form-input:focus,
.form-select:focus {
    outline: none;
    border-bottom-color: var(--accent);
}

/* Case Card */
.case-card {
    position: relative;
    display: flex;
    flex-direction: column;
    background: #111;
    overflow: hidden;
    margin-bottom: var(--space-32);
    transition: transform 0.2s ease;
    border: 1px solid var(--border);
}

.case-card:hover {
    transform: translateY(-4px);
}

.case-card-image {
    position: relative;
    width: 100%;
    height: 300px;
}

.case-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease, filter 0.4s ease;
    filter: grayscale(20%);
}

.case-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    transition: background 0.4s ease;
}

.case-card:hover .case-overlay {
    background: rgba(0, 0, 0, 0.2);
}

.case-card:hover .case-card-image img {
    transform: scale(1.05);
    filter: grayscale(0);
}

.case-card-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-24);
    z-index: 2;
    transition: transform 0.3s ease;
}

.case-card:hover .case-card-content {
    transform: translateY(-8px);
}

.case-card-title a {
    color: var(--primary);
    text-decoration: none;
}

.case-card-metric,
.case-card-category {
    display: inline-block;
    margin-top: var(--space-8);
    margin-right: var(--space-16);
    color: var(--accent);
}

/* Layout Utilities */
.section {
    padding: clamp(var(--space-64), 8vw, var(--space-128)) 0;
}

.text-center {
    text-align: center;
}

.mt-32 {
    margin-top: var(--space-32);
}

.mt-48 {
    margin-top: var(--space-48);
}

.text-secondary {
    color: var(--text-secondary);
}

/* Grid specific to UI SPEC */
.provocation-grid,
.services-list {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: var(--space-32);
}

.provocation-card,
.service-card {
    grid-column: span 4;
}

@media (max-width: 1024px) {

    .provocation-card,
    .service-card {
        grid-column: span 6;
    }
}

@media (max-width: 768px) {

    .provocation-card,
    .service-card {
        grid-column: span 12;
    }
}