/* ============================================================
   Morrow AI Consulting — Style Sheet
   ============================================================ */

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

:root {
    --bg-primary: #0a0a0f;
    --bg-card: #12121a;
    --bg-alt: #0e0e16;
    --text-primary: #e8e8ed;
    --text-secondary: #8888a0;
    --accent: #d4a853;
    --accent-hover: #e8bc6a;
    --accent-dim: rgba(212, 168, 83, 0.1);
    --border: #1e1e2e;
    --border-light: #2a2a3a;
    --nav-bg: rgba(10, 10, 15, 0.92);
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --max-width: 1200px;
    --section-padding: 100px 0;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
}

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

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

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

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

/* --- Navigation --- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--nav-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition), background var(--transition);
}

.nav.scrolled {
    border-bottom-color: var(--border);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-logo {
    font-size: 1.2rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    color: var(--text-primary);
    text-decoration: none;
}

.nav-logo .accent {
    color: var(--accent);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 36px;
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    text-decoration: none;
    transition: color var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text-primary);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-cta {
    background: var(--accent);
    color: var(--bg-primary) !important;
    padding: 8px 20px;
    border-radius: 6px;
    font-weight: 600;
    transition: background var(--transition), transform var(--transition) !important;
}

.nav-cta::after {
    display: none !important;
}

.nav-cta:hover {
    background: var(--accent-hover);
    color: var(--bg-primary) !important;
    transform: translateY(-1px);
}

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

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

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

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

.hero-svg {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    padding: 0 24px;
}

.hero-name {
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 16px;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-tagline {
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    color: var(--text-secondary);
    margin-bottom: 12px;
    font-weight: 400;
}

.hero-sub {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 14px 36px;
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    border: none;
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--accent-hover);
    color: var(--bg-primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(212, 168, 83, 0.25);
}

/* --- Sections --- */
.section {
    padding: var(--section-padding);
}

.section-alt {
    background: var(--bg-alt);
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 800;
    text-align: center;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 36px;
    transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.service-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}

.service-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 20px;
}

.service-icon svg {
    width: 100%;
    height: 100%;
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* --- Case Studies --- */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.case-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 32px;
    transition: border-color var(--transition), transform var(--transition);
}

.case-card:hover {
    border-color: var(--border-light);
    transform: translateY(-2px);
}

.case-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 16px;
}

.case-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.4;
}

.case-section {
    margin-bottom: 16px;
}

.case-section h4 {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 6px;
}

.case-section p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

.case-impact {
    color: var(--text-primary) !important;
    font-weight: 500;
}

.case-impact strong {
    color: var(--accent);
}

.case-coming-soon {
    font-style: italic;
    color: var(--text-secondary) !important;
}

/* --- The Take (Blog) --- */
.posts-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.post-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 32px;
    transition: border-color var(--transition), transform var(--transition);
    cursor: pointer;
    display: block;
    text-decoration: none;
    color: inherit;
}

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

.post-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.post-tag {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--bg-primary);
    background: var(--accent);
    padding: 3px 10px;
    border-radius: 4px;
}

.tag-batch {
    background: #3a7bd5;
    color: #fff;
}

.post-date {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.post-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
    line-height: 1.4;
}

.post-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 8px;
}

.post-source {
    font-size: 0.85rem !important;
    font-style: italic;
}

.post-source a {
    text-decoration: underline;
}

.post-link {
    display: inline-block;
    margin-top: 8px;
    color: var(--accent);
    font-size: 0.9rem;
    font-weight: 600;
}

/* --- About --- */
.about-layout {
    display: grid;
    grid-template-columns: 1.6fr 1fr;
    gap: 60px;
    align-items: start;
}

.about-lead {
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 24px;
    line-height: 1.5;
}

.about-story p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    font-size: 1rem;
    line-height: 1.8;
}

.about-story strong {
    color: var(--text-primary);
    font-weight: 600;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 28px;
    padding-top: 8px;
}

.stat {
    border-left: 3px solid var(--accent);
    padding-left: 20px;
}

.stat-number {
    display: block;
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.2;
}

.stat-label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-top: 4px;
}

/* --- Speaking & Thought Leadership --- */
.speaking-section {
    margin-top: 80px;
    padding-top: 60px;
    border-top: 1px solid var(--border);
}

.speaking-title {
    font-size: 1.6rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 40px;
    color: var(--text-primary);
}

.speaking-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.speaking-category {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 28px;
}

.speaking-category-title {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.speaking-items {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.speaking-pill {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
    padding: 8px 0;
    border-bottom: 1px solid rgba(30, 30, 46, 0.5);
}

.speaking-pill:last-child {
    border-bottom: none;
}

.speaking-pill a {
    color: var(--accent);
    text-decoration: none;
}

.speaking-pill a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

.pill-year {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent);
    background: var(--accent-dim);
    padding: 2px 8px;
    border-radius: 4px;
    margin-right: 8px;
    min-width: 52px;
    text-align: center;
}

/* --- Contact --- */
.contact-layout {
    max-width: 640px;
    margin: 0 auto;
}

.contact-notice {
    padding: 32px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: var(--bg-card);
    text-align: center;
}

.contact-notice h3 {
    margin-bottom: 12px;
}

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

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

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

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.02em;
}

.form-group input,
.form-group textarea {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 14px 16px;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--text-primary);
    transition: border-color var(--transition), box-shadow var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-dim);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #555568;
}

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

.btn-submit {
    width: 100%;
    padding: 16px;
    font-size: 1rem;
}

.form-note {
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.form-success {
    text-align: center;
    padding: 40px 20px;
}

.form-success h3 {
    color: var(--accent);
    font-size: 1.3rem;
    margin-bottom: 8px;
}

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

/* --- Footer --- */
.footer {
    border-top: 1px solid var(--border);
    padding: 48px 0 32px;
}

.footer-layout {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.footer-location {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-top: 4px;
}

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

.footer-nav a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.footer-nav a:hover {
    color: var(--text-primary);
}

.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 24px;
    text-align: center;
}

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

/* --- Scroll Animations --- */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.3s; }
.delay-3 { animation-delay: 0.45s; }
.delay-4 { animation-delay: 0.6s; }

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.scroll-in.reveal-ready {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-in.reveal-ready.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .cases-grid {
        grid-template-columns: 1fr;
    }
    
    .about-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-stats {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 24px;
    }
    
    .stat {
        flex: 1;
        min-width: 140px;
    }

    .speaking-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 70px 0;
    }

    .nav-ready .nav-toggle {
        display: flex;
    }

    .nav-links {
        display: flex;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--nav-bg);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 20px 24px 28px;
        gap: 0;
        border-bottom: 1px solid var(--border);
    }

    .nav-ready .nav-links {
        display: none;
    }

    .nav-ready .nav-links.open {
        display: flex;
    }

    html:not(.nav-ready) .nav-links {
        position: static;
    }

    html:not(.nav-ready) .nav-container {
        flex-wrap: wrap;
        height: auto;
        min-height: 72px;
    }

    html:not(.nav-ready) .nav {
        position: relative;
    }

    .nav-links li {
        width: 100%;
    }

    .nav-links a {
        display: block;
        padding: 14px 0;
        font-size: 1rem;
        border-bottom: 1px solid var(--border);
    }

    .nav-links a::after {
        display: none;
    }

    .nav-cta {
        text-align: center;
        margin-top: 8px;
    }

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

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

    .hero-content {
        padding-top: 72px;
    }

    .footer-layout {
        flex-direction: column;
        gap: 24px;
        text-align: center;
    }

    .footer-nav {
        flex-wrap: wrap;
        justify-content: center;
    }
}

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

    .about-stats {
        flex-direction: column;
    }

    .stat-number {
        font-size: 1.8rem;
    }

    .service-card,
    .case-card,
    .post-card {
        padding: 24px;
    }
}

/* September 14 release: measured copy and verified contact channel. */
.about-layout-single { grid-template-columns: minmax(0, 1fr); max-width: 850px; }
.reading-note { color: var(--text-secondary, #aaa); line-height: 1.6; margin-bottom: 20px; }
.contact-email { color: var(--accent); overflow-wrap: anywhere; }
.speaking-section a { text-decoration: underline; text-underline-offset: 3px; }
@media (max-width: 480px) { .nav-logo { font-size: 1rem; } }