/* ========================================
   Urs Consulting — Styles
   ======================================== */

/* --- Custom Properties --- */
:root {
    --color-navy: #0f2137;
    --color-navy-light: #1a3354;
    --color-teal: #1a8a7d;
    --color-teal-light: #21b0a0;
    --color-teal-bg: #e8f7f5;
    --color-white: #ffffff;
    --color-off-white: #f7f9fb;
    --color-gray-100: #f0f3f7;
    --color-gray-200: #e2e7ef;
    --color-gray-300: #c8d1dc;
    --color-gray-500: #6b7a8d;
    --color-gray-700: #3d4f63;
    --color-gray-900: #1a2332;
    --color-text: #2a3647;
    --color-text-light: #5a6a7e;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --max-width: 1140px;
    --nav-height: 72px;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow-sm: 0 1px 3px rgba(15, 33, 55, 0.08);
    --shadow-md: 0 4px 16px rgba(15, 33, 55, 0.1);
    --shadow-lg: 0 8px 32px rgba(15, 33, 55, 0.12);
    --transition: 0.2s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    line-height: 1.6;
    background: var(--color-white);
    -webkit-font-smoothing: antialiased;
}

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

a {
    color: inherit;
    text-decoration: none;
}

/* --- Layout --- */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Navigation --- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    z-index: 1000;
    background: transparent;
    transition: background var(--transition), box-shadow var(--transition);
}

.nav.scrolled {
    background: rgba(255, 255, 255, 0.97);
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(8px);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-navy);
    letter-spacing: -0.02em;
}

.nav-links {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-gray-700);
    transition: color var(--transition);
}

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

.nav-cta {
    background: var(--color-teal);
    color: var(--color-white) !important;
    padding: 8px 20px;
    border-radius: var(--radius);
    transition: background var(--transition) !important;
}

.nav-cta:hover {
    background: var(--color-teal-light) !important;
}

/* Mobile Nav Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-navy);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
}

.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);
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    padding: 14px 28px;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    text-align: center;
}

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

.btn-primary:hover {
    background: var(--color-teal-light);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(26, 138, 125, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--color-navy);
    border: 2px solid var(--color-gray-200);
}

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

.btn-full {
    width: 100%;
}

/* --- Hero Section --- */
.hero {
    padding: 160px 0 100px;
    background: linear-gradient(170deg, var(--color-off-white) 0%, var(--color-white) 100%);
}

.hero-content {
    max-width: 720px;
}

.hero h1 {
    font-size: 3.2rem;
    font-weight: 700;
    line-height: 1.15;
    color: var(--color-navy);
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: 1.15rem;
    line-height: 1.7;
    color: var(--color-text-light);
    margin-bottom: 36px;
    max-width: 600px;
}

.hero-ctas {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* --- Section Shared --- */
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 56px;
}

.section-header h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-navy);
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.section-header p {
    font-size: 1.05rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

/* --- Services Section --- */
.services {
    padding: 100px 0;
    background: var(--color-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.service-card {
    padding: 36px;
    background: var(--color-off-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-100);
    transition: all var(--transition);
}

.service-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-gray-200);
    transform: translateY(-2px);
}

.service-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    background: var(--color-teal-bg);
    border-radius: var(--radius);
    color: var(--color-teal);
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--color-navy);
    margin-bottom: 12px;
    letter-spacing: -0.01em;
}

.service-card p {
    font-size: 0.93rem;
    color: var(--color-text-light);
    line-height: 1.65;
}

/* --- Work / Portfolio Section --- */
.work {
    padding: 100px 0;
    background: var(--color-off-white);
}

/* --- Process Section --- */
.process {
    padding: 100px 0;
    background: var(--color-navy);
    color: var(--color-white);
}

.process .section-header h2 {
    color: var(--color-white);
}

.process .section-header p {
    color: var(--color-gray-300);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.process-step {
    position: relative;
}

.process-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--color-teal);
    color: var(--color-white);
    font-size: 1rem;
    font-weight: 700;
    border-radius: 50%;
    margin-bottom: 16px;
}

.process-step h3 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 10px;
}

.process-step p {
    font-size: 0.9rem;
    color: var(--color-gray-300);
    line-height: 1.65;
}

.work-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.work-card {
    display: flex;
    flex-direction: column;
    padding: 32px;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition);
    text-decoration: none;
}

.work-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--color-teal);
    transform: translateY(-3px);
}

.work-card-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-teal);
    margin-bottom: 12px;
}

.work-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-navy);
    margin-bottom: 12px;
    letter-spacing: -0.01em;
    line-height: 1.35;
}

.work-card p {
    font-size: 0.9rem;
    color: var(--color-text-light);
    line-height: 1.65;
    flex-grow: 1;
}

.work-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 20px;
    margin-bottom: 20px;
}

.tag {
    font-size: 0.72rem;
    font-weight: 500;
    padding: 4px 10px;
    background: var(--color-gray-100);
    color: var(--color-gray-500);
    border-radius: 20px;
}

.work-card-link {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-teal);
    transition: color var(--transition);
}

.work-card:hover .work-card-link {
    color: var(--color-teal-light);
}

/* --- About Section --- */
.about {
    padding: 100px 0;
    background: var(--color-white);
}

.about-content h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-navy);
    letter-spacing: -0.02em;
    margin-bottom: 24px;
}

.about-content p {
    font-size: 1.02rem;
    color: var(--color-text-light);
    line-height: 1.75;
    margin-bottom: 16px;
    max-width: 680px;
}

.about-stats {
    display: flex;
    gap: 48px;
    margin-top: 40px;
    padding-top: 32px;
    border-top: 1px solid var(--color-gray-200);
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-teal);
    letter-spacing: -0.02em;
    line-height: 1;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-gray-500);
    margin-top: 6px;
    font-weight: 500;
}

/* --- Contact Section --- */
.contact {
    padding: 100px 0;
    background: var(--color-off-white);
}

.contact-form-wrapper {
    max-width: 640px;
    margin: 0 auto;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-navy);
}

.form-group .optional {
    font-weight: 400;
    color: var(--color-gray-500);
}

.form-group input,
.form-group select,
.form-group textarea {
    font-family: var(--font-body);
    font-size: 0.93rem;
    padding: 12px 16px;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius);
    background: var(--color-white);
    color: var(--color-text);
    transition: border-color var(--transition), box-shadow var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-teal);
    box-shadow: 0 0 0 3px rgba(26, 138, 125, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7a8d' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

/* --- Footer --- */
.footer {
    padding: 48px 0 32px;
    background: var(--color-navy);
    color: var(--color-gray-300);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--color-navy-light);
}

.footer-logo {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-white);
}

.footer-brand p {
    font-size: 0.85rem;
    margin-top: 8px;
    color: var(--color-gray-500);
}

.footer-links {
    display: flex;
    gap: 28px;
}

.footer-links a {
    font-size: 0.88rem;
    color: var(--color-gray-300);
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--color-white);
}

.footer-bottom {
    padding-top: 24px;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--color-gray-500);
}

/* ========================================
   Example / Case Study Pages
   ======================================== */

/* --- Example Page Layout --- */
.example-hero {
    padding: 140px 0 60px;
    background: linear-gradient(170deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
    color: var(--color-white);
}

.example-hero .breadcrumb {
    font-size: 0.85rem;
    color: var(--color-gray-300);
    margin-bottom: 20px;
}

.example-hero .breadcrumb a {
    color: var(--color-teal-light);
    transition: color var(--transition);
}

.example-hero .breadcrumb a:hover {
    color: var(--color-white);
}

.example-hero h1 {
    font-size: 2.4rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.2;
    margin-bottom: 16px;
    max-width: 700px;
}

.example-hero .example-description {
    font-size: 1.1rem;
    color: var(--color-gray-300);
    line-height: 1.7;
    max-width: 620px;
}

.example-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 24px;
}

.example-tags .tag {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-gray-300);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

/* --- Example Body --- */
.example-body {
    padding: 80px 0;
}

.example-section {
    margin-bottom: 64px;
}

.example-section:last-child {
    margin-bottom: 0;
}

.example-section > h2 {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--color-navy);
    letter-spacing: -0.02em;
    margin-bottom: 12px;
}

.example-section > p {
    font-size: 1rem;
    color: var(--color-text-light);
    line-height: 1.7;
    max-width: 700px;
    margin-bottom: 32px;
}

/* --- Deliverable Blocks --- */
.deliverable {
    background: var(--color-off-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: 32px;
}

.deliverable-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 24px;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-gray-200);
}

.deliverable-header .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.deliverable-header .dot.red { background: #ff5f57; }
.deliverable-header .dot.yellow { background: #ffbd2e; }
.deliverable-header .dot.green { background: #28c840; }

.deliverable-header span:last-child {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--color-gray-500);
    margin-left: 8px;
}

.deliverable-content {
    padding: 24px;
    overflow-x: auto;
}

/* --- Tables in Deliverables --- */
.deliverable table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}

.deliverable th {
    text-align: left;
    padding: 10px 14px;
    background: var(--color-navy);
    color: var(--color-white);
    font-weight: 600;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.deliverable th:first-child {
    border-radius: var(--radius) 0 0 0;
}

.deliverable th:last-child {
    border-radius: 0 var(--radius) 0 0;
}

.deliverable td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--color-gray-200);
    color: var(--color-text);
}

.deliverable tr:last-child td {
    border-bottom: none;
}

.deliverable tbody tr:hover {
    background: var(--color-white);
}

/* --- Status Badges --- */
.status {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 20px;
    white-space: nowrap;
}

.status-published {
    background: #d4edda;
    color: #155724;
}

.status-review {
    background: #fff3cd;
    color: #856404;
}

.status-draft {
    background: #e2e7ef;
    color: #3d4f63;
}

.status-in-progress {
    background: #cce5ff;
    color: #004085;
}

.status-outdated {
    background: #f8d7da;
    color: #721c24;
}

.status-missing {
    background: #f8d7da;
    color: #721c24;
}

/* --- Score Cards --- */
.scorecard {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-top: 24px;
}

.score-item {
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius);
    padding: 20px;
    text-align: center;
}

.score-value {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
}

.score-value.score-low { color: #dc3545; }
.score-value.score-mid { color: #fd7e14; }
.score-value.score-high { color: #28a745; }

.score-label {
    font-size: 0.82rem;
    color: var(--color-gray-500);
    margin-top: 6px;
    font-weight: 500;
}

/* --- Before/After --- */
.before-after {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.before-panel,
.after-panel {
    border-radius: var(--radius-lg);
    border: 2px solid;
    overflow: hidden;
}

.before-panel {
    border-color: #f8d7da;
}

.after-panel {
    border-color: #d4edda;
}

.panel-header {
    padding: 12px 20px;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.before-panel .panel-header {
    background: #f8d7da;
    color: #721c24;
}

.after-panel .panel-header {
    background: #d4edda;
    color: #155724;
}

.panel-content {
    padding: 20px;
}

.panel-content ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.panel-content li {
    font-size: 0.9rem;
    color: var(--color-text);
    padding-left: 24px;
    position: relative;
    line-height: 1.5;
}

.before-panel .panel-content li::before {
    content: "✕";
    position: absolute;
    left: 0;
    color: #dc3545;
    font-weight: 700;
    font-size: 0.8rem;
}

.after-panel .panel-content li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #28a745;
    font-weight: 700;
    font-size: 0.8rem;
}

/* --- Mock Article Preview --- */
.mock-article {
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    padding: 40px;
    max-width: 700px;
}

.mock-article-badge {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 4px 10px;
    background: var(--color-teal-bg);
    color: var(--color-teal);
    border-radius: 4px;
    margin-bottom: 16px;
}

.mock-article h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-navy);
    margin-bottom: 8px;
}

.mock-article .article-meta {
    font-size: 0.82rem;
    color: var(--color-gray-500);
    margin-bottom: 24px;
}

.mock-article h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-navy);
    margin-top: 28px;
    margin-bottom: 12px;
}

.mock-article p {
    font-size: 0.93rem;
    color: var(--color-text);
    line-height: 1.7;
    margin-bottom: 14px;
}

.mock-article ul, .mock-article ol {
    margin: 0 0 16px 20px;
    font-size: 0.93rem;
    color: var(--color-text);
    line-height: 1.7;
}

.mock-article li {
    margin-bottom: 6px;
}

.mock-article .callout {
    background: var(--color-teal-bg);
    border-left: 3px solid var(--color-teal);
    padding: 14px 18px;
    border-radius: 0 var(--radius) var(--radius) 0;
    margin: 20px 0;
    font-size: 0.9rem;
    color: var(--color-text);
}

/* --- Example CTA --- */
.example-cta {
    padding: 80px 0;
    background: var(--color-navy);
    text-align: center;
    color: var(--color-white);
}

.example-cta h2 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.example-cta p {
    color: var(--color-gray-300);
    margin-bottom: 28px;
    font-size: 1rem;
}

.example-cta .btn-primary {
    display: inline-block;
}

/* --- Checklist --- */
.checklist {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.checklist li {
    font-size: 0.9rem;
    color: var(--color-text);
    padding: 10px 14px 10px 40px;
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius);
    position: relative;
    line-height: 1.5;
}

.checklist li::before {
    content: "☐";
    position: absolute;
    left: 14px;
    color: var(--color-gray-500);
    font-size: 1rem;
}

.checklist li.checked::before {
    content: "☑";
    color: var(--color-teal);
}

/* --- Category Tree --- */
.category-tree {
    font-size: 0.9rem;
    color: var(--color-text);
}

.category-tree ul {
    list-style: none;
    padding-left: 24px;
}

.category-tree > ul {
    padding-left: 0;
}

.category-tree li {
    padding: 6px 0;
    position: relative;
}

.category-tree li::before {
    content: "";
    display: inline-block;
    width: 8px;
    height: 8px;
    border: 2px solid var(--color-teal);
    border-radius: 2px;
    margin-right: 10px;
    vertical-align: middle;
}

.category-tree .tree-label {
    font-weight: 600;
    color: var(--color-navy);
}

.category-tree .tree-count {
    font-size: 0.78rem;
    color: var(--color-gray-500);
    margin-left: 6px;
}

/* ========================================
   Responsive
   ======================================== */

@media (max-width: 900px) {
    .work-grid {
        grid-template-columns: 1fr;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .process-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .before-after {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: 2.4rem;
    }

    .example-hero h1 {
        font-size: 1.8rem;
    }

    .about-stats {
        gap: 32px;
    }
}

@media (max-width: 640px) {
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background: var(--color-white);
        flex-direction: column;
        padding: 24px;
        gap: 16px;
        box-shadow: var(--shadow-md);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: transform 0.3s ease, opacity 0.3s ease;
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

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

    .hero {
        padding: 120px 0 60px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .process-grid {
        grid-template-columns: 1fr;
    }

    .about-stats {
        flex-direction: column;
        gap: 20px;
    }

    .footer-content {
        flex-direction: column;
        gap: 24px;
    }

    .footer-links {
        flex-wrap: wrap;
        gap: 16px;
    }

    .scorecard {
        grid-template-columns: repeat(2, 1fr);
    }

    .mock-article {
        padding: 24px;
    }

    .example-hero {
        padding: 120px 0 48px;
    }

    .services,
    .work,
    .about,
    .contact,
    .example-body {
        padding: 64px 0;
    }

    .section-header {
        margin-bottom: 36px;
    }
}