@import url('variables.css');

/* === 1. Reset & Base Typography === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

*::before,
*::after {
    box-sizing: inherit;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family-body);
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--color-text-body);
    background: radial-gradient(circle at top, rgba(227, 242, 253, 0.8), transparent 55%),
                radial-gradient(circle at 20% 20%, rgba(241, 248, 233, 0.6), transparent 45%),
                var(--color-background);
    min-height: 100vh;
}

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

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition-base);
}

a:hover {
    color: var(--color-secondary);
}

p {
    margin-bottom: var(--spacing-md);
}

ul {
    margin-bottom: var(--spacing-md);
    padding-left: 1.5rem;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

::selection {
    background: var(--color-accent-light);
    color: #fff;
}

/* === 2. Layout Utilities === */
.container {
    width: min(100% - 3rem, var(--layout-max-width));
    margin-inline: auto;
}

.section {
    padding: var(--spacing-xxl) 0;
    position: relative;
}

.section.valley-light {
    background: linear-gradient(180deg, rgba(227, 242, 253, 0.6), rgba(246, 250, 255, 0));
}

.section.karst-mist {
    background: linear-gradient(180deg, rgba(241, 248, 233, 0.7), rgba(227, 242, 253, 0));
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-kicker {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xxs) var(--spacing-sm);
    border-radius: var(--border-radius-pill);
    background: rgba(21, 101, 192, 0.1);
    color: var(--color-primary-dark);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.section-title {
    font-family: var(--font-family-display);
    font-size: var(--font-size-h2);
    margin-top: var(--spacing-sm);
    color: var(--color-text-dark);
}

.section-description {
    max-width: 760px;
    margin: var(--spacing-sm) auto 0 auto;
    color: var(--color-text-muted);
}

.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.two-column {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.three-column {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.four-column {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

/* Legacy column helpers (用于部分结构的兼容) */
.grid-legacy {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: var(--spacing-lg);
}

[class^="col-"], [class*=" col-"] {
    width: 100%;
}

.col-3 { grid-column: span 3; }
.col-4 { grid-column: span 4; }
.col-6 { grid-column: span 6; }
.col-8 { grid-column: span 8; }
.col-12 { grid-column: span 12; }

@media (max-width: 992px) {
    .grid-legacy {
        grid-template-columns: repeat(6, minmax(0, 1fr));
    }
    .col-3 { grid-column: span 3; }
    .col-4 { grid-column: span 6; }
    .col-6 { grid-column: span 6; }
    .col-8 { grid-column: span 6; }
}

@media (max-width: 768px) {
    .grid-legacy {
        grid-template-columns: repeat(1, minmax(0, 1fr));
    }
    .col-3,
    .col-4,
    .col-6,
    .col-8,
    .col-12 {
        grid-column: span 1;
    }
}

/* === 3. Buttons & Chips === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-pill);
    font-weight: 600;
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: var(--transition-base);
    border: none;
}

.btn-primary {
    background: var(--gradient-guizhou);
    color: #fff;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--gradient-sunrise);
    color: #fff;
}

.btn-ghost {
    border: 1px solid rgba(255, 255, 255, 0.7);
    color: #fff;
    background: transparent;
}

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

.chip {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xxs) var(--spacing-sm);
    border-radius: var(--border-radius-pill);
    font-size: 0.8rem;
    background: rgba(0, 137, 123, 0.12);
    color: var(--color-secondary-dark);
    margin-right: var(--spacing-xs);
}

.badge {
    font-family: var(--font-family-data);
    font-size: 0.9rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-secondary);
}

.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-primary);
    font-weight: 600;
}

.link-arrow::after {
    content: '→';
    font-size: 0.9em;
    transition: transform 0.3s ease;
}

.link-arrow:hover::after {
    transform: translateX(4px);
}

/* === 4. Header & Navigation === */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(14px);
    box-shadow: 0 10px 40px rgba(13, 71, 161, 0.08);
    z-index: 1000;
    display: flex;
    align-items: center;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-primary-dark);
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.logo span {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-secondary);
}

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

.nav-link {
    color: var(--color-text-dark);
    font-weight: 500;
    padding: var(--spacing-xs) 0;
}

.nav-link:hover,
.nav-item:hover > .nav-link {
    color: var(--color-primary);
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 10px);
    background: #fff;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-sm) 0;
    list-style: none;
    display: none;
    min-width: 200px;
}

.nav-item {
    position: relative;
}

.nav-item:hover > .dropdown-menu {
    display: block;
}

.dropdown-item a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-lg);
    color: var(--color-text-body);
}

.dropdown-item a:hover {
    background: rgba(21, 101, 192, 0.08);
    color: var(--color-primary);
}

/* === 5. Hero: 数谷云山 === */
.hero-data-valley {
    min-height: calc(100vh - var(--header-height));
    padding-top: calc(var(--header-height) + var(--spacing-xl));
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
}

.hero-visual {
    position: absolute;
    inset: 0;
    z-index: 0;
    background: var(--gradient-guizhou);
}

.mountain-layer {
    position: absolute;
    width: 140%;
    left: -20%;
    height: 45%;
    bottom: 0;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 50% 50% 0 0;
    filter: blur(4px);
}

.mountain-layer.layer-back {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(10%);
}

.mountain-layer.layer-front {
    background: rgba(0, 0, 0, 0.08);
    transform: translateY(0);
    opacity: 0.35;
}

.data-streams {
    position: absolute;
    inset: 0;
    display: flex;
    justify-content: center;
    gap: 3rem;
    opacity: 0.6;
}

.data-stream {
    width: 2px;
    height: 80%;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0.9));
    animation: flow 6s linear infinite;
}

.data-stream:nth-child(odd) {
    animation-delay: 1.2s;
}

@keyframes flow {
    0% { transform: translateY(20px); opacity: 0; }
    30% { opacity: 1; }
    100% { transform: translateY(-120px); opacity: 0; }
}

.data-cloud {
    position: absolute;
    width: 220px;
    height: 120px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.85), rgba(227, 242, 253, 0.1));
    border-radius: 60px;
    filter: blur(10px);
    animation: floatCloud 12s ease-in-out infinite;
}

.data-cloud.cloud-1 { top: 15%; left: 20%; }
.data-cloud.cloud-2 { top: 30%; right: 18%; animation-delay: 2s; }
.data-cloud.cloud-3 { bottom: 20%; left: 35%; animation-delay: 4s; }

@keyframes floatCloud {
    0%, 100% { transform: translateY(0); opacity: 0.5; }
    50% { transform: translateY(-15px); opacity: 0.9; }
}

.hero-content {
    position: relative;
    z-index: 1;
    color: #fff;
    max-width: 860px;
    margin: 0 auto;
    text-align: center;
}

.tagline-guizhou {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xxs);
    padding: var(--spacing-xxs) var(--spacing-sm);
    border-radius: var(--border-radius-pill);
    background: rgba(0, 0, 0, 0.2);
    font-weight: 600;
    letter-spacing: 0.08em;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 5vw, 4.2rem);
    line-height: 1.15;
    margin: var(--spacing-md) 0;
}

.hero-content h1 span {
    color: var(--color-accent-light);
}

.hero-description {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.9);
}

.hero-actions {
    margin-top: var(--spacing-xl);
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.hero-metric {
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md);
    border: 1px solid rgba(255, 255, 255, 0.25);
}

.hero-metric .value {
    font-family: var(--font-family-data);
    font-size: 2rem;
    color: #fff;
}

.hero-metric .label {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.85);
}

/* === 6. 核心业务流卡片 === */
.flow-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-lg);
}

.flow-card {
    position: relative;
    background: var(--color-bg-card);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(21, 101, 192, 0.08);
}

.flow-media img {
    height: 200px;
    width: 100%;
    object-fit: cover;
}

.card-flow-line {
    position: absolute;
    width: 100%;
    height: 4px;
    top: 0;
    left: 0;
    background: linear-gradient(90deg, rgba(21, 101, 192, 0), rgba(21, 101, 192, 0.4), rgba(0, 137, 123, 0));
}

.flow-content {
    padding: var(--spacing-lg);
}

.flow-content h3 {
    font-size: 1.3rem;
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-sm);
}

.flow-content p {
    color: var(--color-text-muted);
}

.flow-content .link-arrow {
    margin-top: var(--spacing-md);
}

/* === 7. 贵州特色版块 === */
.guizhou-feature {
    background: linear-gradient(115deg, rgba(21, 101, 192, 0.08), rgba(0, 137, 123, 0.08));
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    position: relative;
}

.miao-pattern-border {
    position: absolute;
    inset: 12px;
    border: 1px dashed rgba(0, 137, 123, 0.4);
    border-radius: var(--border-radius-md);
    pointer-events: none;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    position: relative;
}

.feature-media img {
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.feature-text h3 {
    font-size: 1.6rem;
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-md);
}

.feature-list {
    list-style: none;
    padding-left: 0;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-body);
}

.feature-list li::before {
    content: '';
    width: 14px;
    height: 14px;
    border-radius: 4px;
    background: var(--gradient-guizhou);
}

/* === 8. 数据优势 / 统计条 === */
.stats-ribbon {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    background: var(--color-primary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    color: #fff;
    box-shadow: var(--shadow-md);
}

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

.stats-item .value {
    font-family: var(--font-family-data);
    font-size: 2.2rem;
}

.stats-item .label {
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.8);
}

/* === 9. 案例与新闻卡片 === */
.case-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.case-card {
    background: #fff;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    border: 1px solid rgba(21, 101, 192, 0.08);
    display: flex;
    flex-direction: column;
}

.case-card img { height: 200px; object-fit: cover; }

.case-body {
    padding: var(--spacing-lg);
    flex: 1;
}

.case-body h4 { margin-bottom: var(--spacing-sm); color: var(--color-text-dark); }

/* === 9a. 服务保障与方法论 === */
.service-guard {
    background: radial-gradient(circle at top right, rgba(227, 242, 253, 0.5), transparent 60%),
                radial-gradient(circle at left, rgba(241, 248, 233, 0.6), transparent 55%),
                #f9fbff;
}

.service-guard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    align-items: stretch;
}

.guard-intro {
    background: #fff;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid rgba(21, 101, 192, 0.08);
    box-shadow: var(--shadow-sm);
}

.guard-intro h3 {
    margin: var(--spacing-sm) 0 var(--spacing-md);
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    color: var(--color-text-dark);
}

.guard-highlight {
    margin-top: var(--spacing-lg);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
}

.guard-highlight > div {
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    background: rgba(227, 242, 253, 0.65);
    border: 1px solid rgba(21, 101, 192, 0.12);
}

.highlight-label {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-text-muted);
}

.highlight-value {
    font-family: var(--font-family-data);
    font-size: 1.8rem;
    color: var(--color-primary-dark);
}

.guard-timeline {
    background: #fff;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid rgba(21, 101, 192, 0.1);
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.timeline-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding-bottom: var(--spacing-md);
}

.timeline-item:not(:last-child) {
    border-bottom: 1px dashed rgba(21, 101, 192, 0.2);
}

.timeline-badge {
    width: 54px;
    height: 54px;
    border-radius: 18px;
    background: var(--gradient-guizhou);
    color: #fff;
    font-weight: 600;
    font-family: var(--font-family-data);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.timeline-title {
    font-weight: 600;
    color: var(--color-text-dark);
    margin-bottom: 0.25rem;
}

.timeline-desc {
    margin-bottom: 0;
    color: var(--color-text-muted);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--spacing-lg);
}

.news-card {
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    background: #fff;
    border: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: var(--shadow-sm);
}

.news-card h4 { margin-bottom: var(--spacing-sm); color: var(--color-text-dark); }

.news-meta {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-sm);
}

/* === 10. CTA Panel === */
.cta-panel {
    background: var(--gradient-guizhou);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.cta-panel h3 { font-size: 2rem; }

/* === 11. Page Hero for inner pages === */
.page-hero {
    position: relative;
    padding: calc(var(--header-height) + var(--spacing-xl)) 0 var(--spacing-xl);
    color: #fff;
    background: var(--gradient-mist);
    overflow: hidden;
}

.page-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: var(--hero-photo, none);
    background-size: cover;
    background-position: center;
    opacity: 0.25;
}

.page-hero .container {
    position: relative;
    z-index: 1;
}

.page-hero h1 {
    font-size: clamp(2.4rem, 4vw, 3.2rem);
    margin-bottom: var(--spacing-sm);
}

.page-hero p {
    color: rgba(255, 255, 255, 0.9);
    max-width: 720px;
}

.page-hero .breadcrumb {
    display: flex;
    gap: var(--spacing-xs);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    margin-bottom: var(--spacing-sm);
}

.page-hero .breadcrumb span {
    color: rgba(255, 255, 255, 0.7);
}

/* === 12. Content Blocks === */
.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.info-card {
    background: #fff;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(21, 101, 192, 0.08);
}

.info-card h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-dark);
}

.list-check {
    list-style: none;
    padding-left: 0;
}

.list-check li {
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.list-check li::before {
    content: '✔';
    color: var(--color-secondary);
}

.highlight-card {
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    border: 1px solid rgba(21, 101, 192, 0.15);
    background: rgba(227, 242, 253, 0.5);
}

.timeline {
    position: relative;
    padding-left: var(--spacing-xl);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--gradient-guizhou);
    border-radius: var(--border-radius-pill);
}

.timeline-item {
    position: relative;
    padding: var(--spacing-md) 0 var(--spacing-md) var(--spacing-md);
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -12px;
    top: 26px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #fff;
    border: 3px solid var(--color-accent);
}

/* === 13. Case Detail === */
.case-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--spacing-md);
}

.metric-card {
    background: rgba(227, 242, 253, 0.8);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    text-align: center;
}

.metric-card .number {
    font-family: var(--font-family-data);
    font-size: 2rem;
    color: var(--color-primary);
}

.result-board {
    margin-top: var(--spacing-xl);
    background: #fff;
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(0, 0, 0, 0.05);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
}

/* === 14. News & Articles === */
.news-filter {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.news-filter .chip {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(0, 137, 123, 0.2);
}

.news-article {
    background: #fff;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(0, 0, 0, 0.05);
    margin-bottom: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
}

.news-article h2 {
    margin-bottom: var(--spacing-sm);
}

/* === 15. Careers === */
.job-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.job-card {
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    background: #fff;
    border: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: var(--shadow-sm);
}

.job-card h4 {
    margin-bottom: var(--spacing-sm);
}

.benefit-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-lg);
}

.benefit-card {
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    border: 1px solid rgba(21, 101, 192, 0.12);
    background: rgba(241, 248, 233, 0.6);
}

/* === 16. Contact === */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.contact-card {
    background: #fff;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: var(--shadow-sm);
}

.contact-card ul {
    list-style: none;
    padding-left: 0;
}

.contact-card li {
    margin-bottom: var(--spacing-sm);
}

.map-card img {
    border-radius: var(--border-radius-lg);
}

/* === 17. Footer === */
.footer {
    background: #081B33;
    color: rgba(255, 255, 255, 0.85);
    padding: var(--spacing-xl) 0 0;
    margin-top: var(--spacing-xxl);
}

.footer .grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.footer h4 {
    color: #fff;
    margin-bottom: var(--spacing-md);
}

.footer a {
    color: rgba(255, 255, 255, 0.85);
}

.footer-bottom {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-md) 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* === 18. Responsive Adjustments === */
@media (max-width: 1024px) {
    .cta-panel {
        flex-direction: column;
        text-align: center;
    }
    .hero-actions {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    body {
        font-size: 15px;
    }
    .header {
        height: auto;
        padding: var(--spacing-sm) 0;
    }
    .nav-menu {
        flex-wrap: wrap;
        gap: var(--spacing-sm);
        justify-content: flex-end;
    }
    .hero-data-valley {
        padding-top: calc(var(--header-height) + var(--spacing-xl));
    }
    .cta-panel h3 {
        font-size: 1.6rem;
    }
    .service-guard-grid {
        grid-template-columns: 1fr;
    }
    .guard-intro,
    .guard-timeline {
        padding: var(--spacing-lg);
    }
    .timeline-item {
        flex-direction: column;
    }
}