/* ================================================================
   ResQ Project Website - Main Stylesheet
   Palette-driven light theme with optional dark theme support
   ================================================================ */
@import url("https://fonts.googleapis.com/css2?family=Playfair+Display:wght@700&display=swap");

:root {
    --bg: #ECECEC;
    --surface: #FFFFFF;
    --surface-2: #F3F4F6;

    --text: #12264C;
    --text-2: #4C5A74;
    --text-muted: #67738D;

    --border: #B3B8C7;
    --border-strong: #98A0B0;

    --primary: #12264C;
    --primary-hover: #0E1E3D;

    --accent: #2181B3;
    --accent-hover: #1E74A1;

    --link: #1A678F;
    --link-hover: #155474;

    --hero-text: #FFFFFF;
    --hero-text-muted: rgba(255, 255, 255, 0.85);

    --shadow: 0 18px 40px rgba(18, 38, 76, 0.12);
    --shadow-sm: 0 8px 18px rgba(18, 38, 76, 0.08);
    --transition: all 0.3s ease;
    /* Logo badge variables */
    --logo-badge-bg: transparent;
    --logo-badge-border: transparent;
    --logo-badge-shadow: none;
}

.theme-dark {
    --bg: #091326;
    --surface: #0C1931;
    --surface-2: #0B162C;

    --border: #354665;
    --border-strong: #4C5A74;

    --text: #F3F4F6;
    --text-2: #C4C9D2;
    --text-muted: #A7B0C0;

    --primary: #F3F4F6;
    --primary-hover: #FFFFFF;

    --accent: #2181B3;
    --accent-hover: #1E74A1;

    --link: #A6CDE1;
    --link-hover: #D3EAF4;
    /* Logo badge variables for dark theme */
    --logo-badge-bg: rgba(255,255,255,0.08);
    --logo-badge-border: rgba(166,205,225,0.40);
    --logo-badge-shadow: 0 10px 30px rgba(0,0,0,0.35), 0 0 18px rgba(33,129,179,0.20);
}

/* ================================================================
   RESET & BASE
   ================================================================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    background: var(--bg);
}

body {
    font-family: "Manrope", "Segoe UI", sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    width: 100%;
}

/* ================================================================
   TYPOGRAPHY
   ================================================================ */

h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    margin-bottom: 1rem;
    font-weight: 700;
    color: var(--text);
}

h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 2.25rem;
    margin-bottom: 1.5rem;
}

.content-section h2 {
    text-align: center;
}

.content-section h2 + p {
    text-align: center;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}

p {
    margin-bottom: 1rem;
    color: var(--text-2);
    font-size: 1rem;
}

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

a:hover {
    color: var(--link-hover);
    text-decoration: underline;
}

ul, ol {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

li {
    margin-bottom: 0.5rem;
    color: var(--text-2);
}

code {
    background: var(--surface-2);
    border: 1px solid var(--border);
    padding: 0.2rem 0.5rem;
    border-radius: 6px;
    font-family: "Courier New", monospace;
    color: var(--text);
    font-size: 0.9rem;
}

/* ================================================================
   NAVBAR
   ================================================================ */

.navbar {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    gap: 1.5rem;
}

.navbar-brand {
    flex-shrink: 0;
}

.logo {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary);
    text-decoration: none;
}

.logo:hover {
    color: var(--primary-hover);
}

/* Brand (logo + text) styles */
.brand{
    display:flex;
    align-items:center;
    gap:12px;
    text-decoration:none;
    color:var(--text);
}

/* Badge container for the logo in the navbar */
.brand-mark{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    padding:8px 10px;
    border-radius:14px;
    background: var(--logo-badge-bg);
    border: 1px solid var(--logo-badge-border);
    box-shadow: var(--logo-badge-shadow);
}

.brand-logo{
    height:44px;     /* good for desktop */
    width:auto;
    display:block;
}

.brand-name{
    font-family: "Playfair Display", "Manrope", serif;
    font-weight: 700;
    letter-spacing: 0.02em;
    font-size:20px;
}

@media (max-width: 520px){
    .brand-logo{ height:36px; }
    .brand-name{ font-size:18px; }
}

.resq-word {
    font-family: "Playfair Display", "Manrope", serif;
    font-weight: 700;
    letter-spacing: 0.02em;
}

/* ================================================================
   TEAM SECTION
   ================================================================ */

.section {
    padding: 4rem 0;
    border-bottom: 1px solid var(--border);
}

.section h2 {
    margin-bottom: 1rem;
}

.muted {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 2.5rem;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    margin-top: 14px;
}

.team-card {
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 14px;
    text-decoration: none;
    color: var(--text);
    transition: transform 120ms ease, border-color 120ms ease, box-shadow 120ms ease;
}

.team-card:hover {
    transform: translateY(-2px);
    border-color: rgba(33, 129, 179, 0.55);
    box-shadow: 0 10px 26px rgba(0, 0, 0, 0.10);
}

.team-avatar {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: var(--surface-2);
}

.team-info h3 {
    margin: 0;
    font-size: 18px;
    letter-spacing: -0.2px;
}

.team-id {
    margin: 4px 0 0 0;
    color: var(--text-muted);
    font-weight: 700;
}

.team-cta {
    margin-top: 6px;
    color: var(--link);
    font-weight: 800;
}

.team-card:hover .team-cta {
    color: var(--link-hover);
}

#team {
    text-align: center;
}

#team h2 {
    margin-bottom: 8px;
}

#team .muted {
    margin-bottom: 24px;
}

@media (max-width: 1024px) {
    .team-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 520px) {
    .team-grid {
        grid-template-columns: 1fr;
    }
}
.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
    padding: 0;
}

.nav-menu a {
    color: var(--text-2);
    font-weight: 600;
    transition: var(--transition);
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
}

.nav-menu a:hover {
    color: var(--text);
    border-bottom-color: var(--accent);
    text-decoration: none;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.theme-toggle {
    border: 1px solid var(--border);
    background: var(--surface-2);
    color: var(--text);
    padding: 0.45rem 0.9rem;
    border-radius: 999px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.theme-toggle:hover {
    border-color: var(--border-strong);
    background: var(--surface);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text);
    margin: 4px 0;
    border-radius: 2px;
    transition: var(--transition);
}

/* ================================================================
   HERO SECTION
   ================================================================ */

.hero {
    padding: 6rem 0;
    text-align: center;
    background: linear-gradient(135deg, #12264C 0%, #2181B3 100%);
    border-bottom: 1px solid var(--border);
    color: var(--hero-text);
}

.hero h1,
.hero h2 {
    color: var(--hero-text);
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 0.5rem;
}

/* Hero logo replaces textual site title on the home page */
.hero-logo-link{ display:inline-block; }
.hero-logo{
        height:240px;
        width:auto;
        display:block;
        margin: 0 auto 0.5rem;
}

@media (max-width: 520px){
    .hero-logo{ height:88px; }
}

.hero h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    font-weight: 400;
}

.tagline {
    font-size: 1.2rem;
    color: var(--hero-text-muted);
    margin-bottom: 1.5rem;
    font-style: italic;
}

.hero-description {
    max-width: 700px;
    margin: 0 auto 2rem;
    font-size: 1.05rem;
    color: var(--hero-text-muted);
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 0.75rem 2rem;
    border: 2px solid transparent;
    border-radius: 14px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
}

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

.btn-primary:hover {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
}

.btn-secondary {
    background: var(--accent);
    color: var(--surface);
    border-color: var(--accent);
}

.btn-secondary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    transform: translateY(-2px);
    text-decoration: none;
}

/* ================================================================
   HIGHLIGHTS SECTION
   ================================================================ */

.highlights {
    padding: 4rem 0;
    border-bottom: 1px solid var(--border);
}

.highlights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.highlight-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2rem;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    cursor: default;
}

.highlight-card:hover {
    border-color: var(--border-strong);
    transform: translateY(-4px);
}

.icon-placeholder {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--accent);
}

.highlight-card h3 {
    color: var(--text);
}

.highlight-card p {
    font-size: 0.95rem;
}

/* ================================================================
   SYSTEM SNAPSHOT SECTION
   ================================================================ */

.system-snapshot {
    padding: 4rem 0;
    border-bottom: 1px solid var(--border);
}

.snapshot-intro {
    text-align: center;
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.data-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin: 2rem 0;
    flex-wrap: wrap;
    padding: 2rem;
    background: var(--surface-2);
    border-radius: 12px;
    border: 1px solid var(--border);
}

.flow-stage {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.flow-box {
    background: var(--primary);
    color: var(--surface);
    padding: 0.75rem 1.25rem;
    border-radius: 8px;
    font-weight: 600;
    white-space: nowrap;
    font-size: 0.9rem;
}

.flow-arrow {
    color: var(--accent);
    font-size: 1.5rem;
}

.architecture-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.arch-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.arch-card h3 {
    color: var(--text);
}

/* ================================================================
   DEMO PREVIEW SECTION
   ================================================================ */

.demo-preview {
    padding: 4rem 0;
    border-bottom: 1px solid var(--border);
}

.demo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.demo-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.demo-card:hover {
    border-color: var(--border-strong);
}

.demo-placeholder-large {
    background: var(--surface-2);
    border-bottom: 1px solid var(--border);
    padding: 3rem 1.5rem;
    text-align: center;
    color: var(--text-muted);
    font-weight: 600;
}

.demo-card h3 {
    padding: 1.5rem 1.5rem 0.5rem;
    color: var(--text);
}

.demo-card p {
    padding: 0 1.5rem 1.5rem;
    font-size: 0.95rem;
}

/* ================================================================
   PAGE HEADER
   ================================================================ */

.page-header {
    padding: 3rem 0;
    text-align: center;
    background: var(--surface-2);
    border-bottom: 1px solid var(--border);
    margin-top: 0;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.page-header p {
    font-size: 1.1rem;
    color: var(--text-2);
}

/* ================================================================
   CONTENT SECTIONS
   ================================================================ */

.content-section {
    padding: 4rem 0;
    border-bottom: 1px solid var(--border);
}

.content-section.alt {
    background: var(--surface-2);
}

.problem-list, .requirements-box ul {
    list-style: none;
    padding: 0;
}

.problem-list li, .requirements-box ul li {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
    position: relative;
}

.problem-list li:before {
    content: "!";
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 700;
}

.requirements-box ul li:before {
    content: "+";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 700;
}

/* ================================================================
   PROPOSAL GRID
   ================================================================ */

.proposal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.proposal-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 4px solid var(--accent);
    border-radius: 12px;
    padding: 2rem;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.proposal-card:hover {
    border-left-color: var(--accent-hover);
    transform: translateY(-2px);
}

.proposal-card h3 {
    color: var(--text);
}

/* ================================================================
   SCOPE GRID
   ================================================================ */

.scope-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.scope-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-sm);
}

.scope-card.included {
    border-left: 4px solid var(--accent);
}

.scope-card.excluded {
    border-left: 4px solid var(--primary);
}

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

.scope-card li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.75rem;
}

.scope-card.included li:before {
    content: "+";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 700;
}

.scope-card.excluded li:before {
    content: "-";
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 700;
}

/* ================================================================
   USERS GRID
   ================================================================ */

.users-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.user-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-sm);
}

.user-card h3 {
    color: var(--text);
}

/* ================================================================
   OUTCOMES LIST
   ================================================================ */

.outcomes-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.outcome-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-sm);
}

.outcome-item h3 {
    color: var(--text);
}

/* ================================================================
   STATUS TIMELINE
   ================================================================ */

.status-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.status-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    border-left: 4px solid var(--border-strong);
    box-shadow: var(--shadow-sm);
}

.status-item.completed {
    border-left-color: var(--accent);
    background: var(--surface-2);
}

.status-item.in-progress {
    border-left-color: var(--primary);
    background: var(--surface-2);
}

.status-item.planned {
    border-left-color: var(--border-strong);
}

.status-item h3 {
    color: var(--text);
}

/* ================================================================
   BLOG SECTION
   ================================================================ */

.blog-section {
    padding: 4rem 0;
}

.blog-filters {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
    justify-content: center;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text-2);
    border-radius: 10px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 600;
}

.filter-btn:hover {
    border-color: var(--border-strong);
    color: var(--text);
}

.filter-btn.active {
    background: var(--accent);
    color: var(--surface);
    border-color: var(--accent);
}

.blog-posts {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.blog-post {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.blog-post:hover {
    border-color: var(--border-strong);
}

.post-header {
    margin-bottom: 1.5rem;
}

.post-header h2 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.post-meta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.date {
    display: flex;
    align-items: center;
}

.category-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.85rem;
    background: rgba(33, 129, 179, 0.12);
    color: var(--accent);
    border: 1px solid var(--border);
}

.category-badge.hardware,
.category-badge.firmware,
.category-badge.software,
.category-badge.testing {
    background: rgba(33, 129, 179, 0.12);
    color: var(--accent);
}

.post-content h3 {
    margin-top: 1.5rem;
    color: var(--text);
}

.post-content h3:first-child {
    margin-top: 0;
}

.post-content ul {
    margin-bottom: 1.5rem;
}

/* ================================================================
   SPEC TABLES
   ================================================================ */

.spec-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.overview-block {
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 4px solid var(--accent);
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.overview-block h3 {
    color: var(--text);
}

.spec-table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    background: var(--surface);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border);
}

.spec-table thead {
    background: var(--surface-2);
    border-bottom: 2px solid var(--border);
}

.spec-table th {
    padding: 1rem;
    text-align: left;
    color: var(--text);
    font-weight: 600;
}

.spec-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border);
    color: var(--text-2);
}

.spec-table tbody tr:last-child td {
    border-bottom: none;
}

.spec-table tbody tr:hover {
    background: var(--surface-2);
}

/* ================================================================
   STACK GRID
   ================================================================ */

.stack-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.stack-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-sm);
}

.stack-card h3 {
    color: var(--text);
}

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

.stack-card li {
    margin-bottom: 0.75rem;
}

.stack-card li:before {
    content: "→  ";
    color: var(--accent);
    font-weight: 700;
}

/* ================================================================
   METRICS GRID
   ================================================================ */

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.metric-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-sm);
}

.metric-card h3 {
    color: var(--text);
}

/* ================================================================
   SECURITY SPEC
   ================================================================ */

.security-spec {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-sm);
}

.security-spec h3 {
    margin-top: 2rem;
    color: var(--text);
}

.security-spec h3:first-child {
    margin-top: 0;
}

.security-spec ul {
    margin-bottom: 1.5rem;
}

/* ================================================================
   SETUP STEPS
   ================================================================ */

.requirements-box {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    margin: 2rem 0;
}

.setup-steps {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin: 2rem 0;
}

.step {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 2rem;
    align-items: start;
    box-shadow: var(--shadow-sm);
}

.step-number {
    background: var(--accent);
    color: var(--surface);
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 2rem;
    flex-shrink: 0;
}

.step > :not(.step-number) {
    grid-column: 2;
}

.step h3 {
    color: var(--text);
}

.step p {
    margin-bottom: 0.5rem;
    line-height: 1.5;
}

.step p:last-child {
    margin-bottom: 0;
}

/* ================================================================
   WORKFLOW BOX
   ================================================================ */

.workflow-box {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    margin: 2rem 0;
    box-shadow: var(--shadow-sm);
    text-align: left;
}

.workflow-box h3 {
    color: var(--text);
}

.workflow-box ol {
    margin-bottom: 1.5rem;
}

.workflow-box li {
    margin-bottom: 1rem;
}

.workflow-box p {
    margin-bottom: 0.6rem;
    line-height: 1.5;
}

.workflow-box p:last-child {
    margin-bottom: 0;
}

/* ================================================================
   TROUBLESHOOT SECTION
   ================================================================ */

.troubleshoot-section {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin: 2rem 0;
}

.troubleshoot-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 4px solid var(--primary);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    text-align: left;
}

.troubleshoot-item h3 {
    color: var(--text);
}

.troubleshoot-item p {
    margin-bottom: 0.6rem;
    line-height: 1.5;
}

.troubleshoot-item p:last-child {
    margin-bottom: 0;
}

/* ================================================================
   SAFETY PRIVACY
   ================================================================ */

.safety-privacy {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    text-align: left;
}

.safety-privacy h3 {
    color: var(--text);
    margin-top: 1.5rem;
}

.safety-privacy h3:first-child {
    margin-top: 0;
}

/* ================================================================
   BLOG POST & CARD STYLES
   ================================================================ */

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: 0 6px 18px rgba(0,0,0,0.06);
}

.post.card {
    padding: 20px;
}

.post-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    margin-bottom: 10px;
}

.post-date {
    color: var(--text-muted);
    font-weight: 600;
}

.post-title {
    margin: 0 0 8px 0;
}

.post-subtitle {
    margin: 0 0 14px 0;
    color: var(--text-2);
}

.post-body p {
    color: var(--text-2);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.badge {
    display: inline-block;
    padding: 6px 10px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--surface-2);
    color: var(--text);
    font-weight: 700;
    font-size: 12px;
}

.badge-soft {
    border-color: rgba(33, 129, 179, 0.35);
    background: rgba(33, 129, 179, 0.12);
    color: var(--text);
}

.post-actions {
    margin-top: 16px;
}

.btn.accent {
    display: inline-block;
    padding: 10px 14px;
    border-radius: 14px;
    text-decoration: none;
    font-weight: 800;
    background: var(--accent);
    color: #fff;
    transition: var(--transition);
}

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

.post-content-row {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.post-text {
    flex: 1;
    min-width: 0;
}

.post-figure {
    margin: 0;
    flex: 0 0 280px;
}

.post-figure img {
    width: 100%;
    height: auto;
    border-radius: 16px;
    border: 1px solid var(--border);
    display: block;
}

.post-figure figcaption {
    margin-top: 8px;
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .post-content-row {
        flex-direction: column;
        gap: 16px;
    }

    .post-figure {
        flex: 100%;
    }
}

/* ================================================================
   FOOTER
   ================================================================ */

.footer {
    background: var(--surface);
    border-top: 1px solid var(--border);
    padding: 3rem 0 1rem;
    margin-top: auto;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: var(--text);
}

.footer-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--text-2);
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--link-hover);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-bottom p {
    margin-bottom: 0.5rem;
}

.scroll-to-top {
    color: var(--link);
    font-weight: 600;
    display: inline-block;
    transition: var(--transition);
}

.scroll-to-top:hover {
    color: var(--link-hover);
}

/* ================================================================
   REVEAL ANIMATIONS
   ================================================================ */

[data-reveal] {
    opacity: 0;
    transform: translateY(16px);
    filter: blur(4px);
    transition:
        opacity 600ms ease,
        transform 600ms ease,
        filter 600ms ease;
    will-change: opacity, transform, filter;
}

[data-reveal].is-visible {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
}

@media (prefers-reduced-motion: reduce) {
    [data-reveal] {
        opacity: 1;
        transform: none;
        filter: none;
        transition: none;
    }
}

/* ================================================================
   FOCUS STATES
   ================================================================ */

a:focus-visible,
button:focus-visible,
.btn:focus-visible,
.theme-toggle:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* ================================================================
   RESPONSIVE DESIGN
   ================================================================ */

@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    h3 {
        font-size: 1.25rem;
    }

    .container {
        padding: 0 1rem;
    }

    .navbar .container {
        padding: 1rem;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--surface);
        flex-direction: column;
        padding: 1.5rem;
        gap: 1rem;
        border-bottom: 1px solid var(--border);
        box-shadow: var(--shadow-sm);
    }

    .nav-menu.active {
        display: flex;
    }

    .hamburger {
        display: flex;
    }

    .hero {
        padding: 3rem 0;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero h2 {
        font-size: 1.5rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

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

    .data-flow {
        flex-direction: column;
        gap: 1rem;
    }

    .flow-arrow {
        transform: rotate(90deg);
    }

    .step {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .step-number {
        width: 60px;
        height: 60px;
        align-self: center;
        justify-self: center;
    }

    .step > :not(.step-number) {
        grid-column: 1;
    }

    .spec-table {
        font-size: 0.9rem;
    }

    .spec-table th,
    .spec-table td {
        padding: 0.75rem 0.5rem;
    }

    .content-section {
        padding: 2rem 0;
    }

    .page-header {
        padding: 2rem 0;
    }

    .page-header h1 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    h3 {
        font-size: 1.1rem;
    }

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

    .hero h2 {
        font-size: 1.25rem;
    }

    .tagline {
        font-size: 1rem;
    }

    .hero-description {
        font-size: 0.95rem;
    }

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

    .users-grid,
    .proposal-grid,
    .metrics-grid {
        grid-template-columns: 1fr;
    }

    .spec-table {
        font-size: 0.8rem;
    }

    .spec-table th,
    .spec-table td {
        padding: 0.5rem;
    }

    .post-meta {
        flex-direction: column;
        gap: 0.5rem;
    }

    .step {
        gap: 0;
    }

    code {
        font-size: 0.8rem;
        word-break: break-word;
    }
}

/* ================================================================
   UTILITIES
   ================================================================ */

.hidden {
    display: none;
}

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

.mt-4 {
    margin-top: 2rem;
}

.mb-4 {
    margin-bottom: 2rem;
}