/* Base Variables & Reset */
:root {
    /* Colors */
    --clr-slate-900: #0f172a;
    --clr-slate-800: #1e293b;
    --clr-slate-700: #334155;
    --clr-slate-500: #64748b;
    --clr-slate-400: #94a3b8;
    --clr-slate-100: #f1f5f9;
    --clr-white: #ffffff;
    --clr-accent: #0055ff;
    --clr-accent-hover: #0044cc;
    --clr-accent-light: rgba(0, 85, 255, 0.1);

    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Spacing & Utilities */
    --section-pad: 100px 0;
    --container-width: 1200px;
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--clr-slate-800);
    background-color: var(--clr-white);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography Utilities */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--clr-slate-900);
    font-weight: 600;
    line-height: 1.2;
}

p {
    color: var(--clr-slate-700);
    font-size: 1.125rem;
}

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

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 5%;
}

.text-center { text-align: center; }
.bg-light { background-color: var(--clr-slate-100); }

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 28px;
    font-size: 1rem;
    font-weight: 500;
    font-family: var(--font-heading);
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: 1px solid transparent;
}

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

.btn-primary:hover {
    background-color: var(--clr-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0, 85, 255, 0.2);
}

.btn-outline {
    background-color: transparent;
    color: var(--clr-slate-900);
    border: 1px solid var(--clr-slate-500);
}

.btn-outline:hover {
    border-color: var(--clr-slate-900);
    transform: translateY(-2px);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    padding: 20px 0;
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    padding: 15px 0;
    box-shadow: 0 4px 20px rgba(0,0,0,0.03);
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    color: var(--clr-slate-900);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--clr-slate-700);
    position: relative;
    padding-bottom: 6px;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 2px;
    background-color: var(--clr-accent);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-links a.active::after {
    transform: scaleX(1);
}

.nav-cta-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.btn-nav {
    padding: 10px 20px;
    font-size: 0.9rem;
    background: var(--clr-slate-900);
    color: var(--clr-white);
}

.btn-nav:hover {
    background: var(--clr-slate-800);
    transform: translateY(-2px);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    padding: 10px;
    cursor: pointer;
    width: 44px;
    height: 44px;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
}

.nav-toggle-bar {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--clr-slate-900);
    transition: transform 0.3s, opacity 0.3s;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
    opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Hero Section */
.hero {
    padding: 180px 0 100px;
    background-color: var(--clr-white);
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero-text-wrapper {
    max-width: 800px;
}

.hero-headline {
    font-size: 4.5rem;
    letter-spacing: -1.5px;
    margin-bottom: 1.5rem;
}

.accent-text {
    color: var(--clr-accent);
}

.hero-subheadline {
    font-size: 1.35rem;
    color: var(--clr-slate-700);
    max-width: 700px;
    margin-bottom: 3rem;
}

.hero-ctas {
    display: flex;
    gap: 1.2rem;
}

/* Animations */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUpAnim 0.8s forwards cubic-bezier(0.16, 1, 0.3, 1);
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }

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

/* Industries Bar */
.industries-bar {
    border-top: 1px solid var(--clr-slate-100);
    border-bottom: 1px solid var(--clr-slate-100);
    padding: 2.5rem 0;
    background-color: var(--clr-white);
}

.industry-grid {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.industry-item {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 1.1rem;
    color: var(--clr-slate-700);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.industry-separator {
    width: 4px;
    height: 4px;
    background-color: var(--clr-accent);
    border-radius: 50%;
}

/* Section Shared Utilities */
.section-tag {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--clr-accent);
    margin-bottom: 1rem;
}

.section-title {
    font-size: 2.8rem;
    letter-spacing: -1px;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--clr-slate-700);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Founder Section */
.founder-section {
    padding: var(--section-pad);
}

.founder-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}

.founder-image-wrapper {
    position: relative;
    overflow: hidden;
    border-radius: 2px;
}

.founder-image {
    width: 100%;
    height: auto;
    border-radius: 2px;
    object-fit: cover;
    aspect-ratio: 4/5;
    z-index: 2;
    position: relative;
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
    transition: var(--transition-smooth);
    filter: grayscale(100%);
}

.founder-image-wrapper:hover .founder-image {
    filter: grayscale(0%);
}

.image-accent {
    position: absolute;
    top: -20px;
    left: -20px;
    width: 100%;
    height: 100%;
    border: 1px solid var(--clr-slate-400);
    z-index: 1;
}

.founder-content .section-title {
    margin-bottom: 0.5rem;
}

.founder-title {
    font-size: 1.2rem;
    color: var(--clr-accent);
    margin-bottom: 2rem;
    font-weight: 500;
}

.founder-text {
    margin-bottom: 1.5rem;
    font-size: 1.15rem;
}

/* Enterprise Consulting */
.enterprise-section {
    padding: var(--section-pad);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
    margin-top: 4rem;
}

.service-card {
    background: var(--clr-white);
    padding: 3.5rem 2.5rem;
    border-radius: 4px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.02);
    border: 1px solid rgba(0,0,0,0.04);
    transition: var(--transition-smooth);
    position: relative;
    top: 0;
}

.service-card:hover {
    box-shadow: 0 20px 40px rgba(0,0,0,0.06);
    top: -10px;
    border-color: rgba(0, 85, 255, 0.1);
}

.icon-wrapper {
    width: 60px;
    height: 60px;
    background: var(--clr-accent-light);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    color: var(--clr-accent);
}

.card-title {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.card-text {
    font-size: 1.05rem;
    color: var(--clr-slate-700);
}

/* Advisory Section (Dark Theme) */
.dark-theme {
    background-color: var(--clr-slate-900);
    color: var(--clr-white);
    padding: var(--section-pad);
}

.dark-theme .section-title,
.dark-theme h4 {
    color: var(--clr-white);
}

.dark-theme .light-tag {
    color: var(--clr-accent);
}

.dark-theme .light-subtitle {
    color: var(--clr-slate-400);
}

.advisory-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 5rem;
}

.advisory-header {
    position: sticky;
    top: 120px;
    align-self: start;
}

.advisory-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.advisory-item {
    display: flex;
    gap: 2rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    transition: var(--transition-smooth);
}

.advisory-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.advisory-item:hover .item-number {
    color: var(--clr-accent);
}

.item-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 300;
    color: var(--clr-slate-700);
    line-height: 1;
    transition: var(--transition-smooth);
}

.item-text h4 {
    font-size: 1.6rem;
    margin-bottom: 1rem;
}

.item-text p {
    color: var(--clr-slate-400);
    font-size: 1.1rem;
}

/* Philosophy Section */
.philosophy-section {
    padding: var(--section-pad);
    background-color: var(--clr-white);
}

.philosophy-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    margin-top: 5rem;
    position: relative;
}

.step-line {
    position: absolute;
    top: 30px;
    left: 10%;
    right: 10%;
    height: 1px;
    background-color: var(--clr-slate-100);
    z-index: 0;
}

.step-card {
    position: relative;
    z-index: 1;
    background: var(--clr-white);
    padding: 0 1rem;
    text-align: center;
}

.step-icon {
    width: 60px;
    height: 60px;
    background: var(--clr-white);
    border: 1px solid var(--clr-slate-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--clr-slate-900);
    box-shadow: 0 10px 20px rgba(0,0,0,0.03);
}

.step-title {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.step-text {
    font-size: 1.05rem;
}

/* Contact Section */
.contact-section {
    padding: var(--section-pad);
    background-color: var(--clr-slate-100);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: start;
}

.contact-details {
    margin-top: 3rem;
}

.contact-details p {
    margin-bottom: 0.5rem;
    color: var(--clr-slate-800);
}

.contact-form-wrapper {
    background: var(--clr-white);
    padding: 3rem;
    border-radius: 4px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.03);
    border: 1px solid rgba(0,0,0,0.04);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-family: var(--font-heading);
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--clr-slate-900);
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--clr-slate-500);
    border-radius: 4px;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-smooth);
    background-color: var(--clr-white);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--clr-accent);
    box-shadow: 0 0 0 3px var(--clr-accent-light);
}

.btn-submit {
    width: 100%;
    margin-top: 1rem;
}

.success-message {
    text-align: center;
    padding: 2rem 0;
}

.success-message h3 {
    margin-bottom: 1rem;
    color: var(--clr-accent);
    font-size: 1.5rem;
}

/* Legal Pages */
.legal-content {
    padding: 160px 5% 100px;
    max-width: 800px;
    margin: 0 auto;
}

.legal-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    letter-spacing: -1px;
}

.legal-content h2 {
    font-size: 1.6rem;
    margin-top: 3rem;
    margin-bottom: 1rem;
    color: var(--clr-slate-800);
}

.legal-content p {
    margin-bottom: 1.5rem;
    color: var(--clr-slate-700);
    line-height: 1.7;
}

/* Footer */
.footer {
    background-color: var(--clr-slate-100);
    padding: 6rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-logo {
    display: block;
    margin-bottom: 1rem;
}

.footer-tagline {
    color: var(--clr-slate-700);
    max-width: 300px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.link-column h4 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.link-column a {
    display: block;
    color: var(--clr-slate-700);
    margin-bottom: 0.8rem;
    font-size: 0.95rem;
}

.link-column a:hover {
    color: var(--clr-accent);
}

.footer-bottom {
    border-top: 1px solid rgba(0,0,0,0.05);
    padding-top: 2rem;
    text-align: center;
    font-size: 0.9rem;
    color: var(--clr-slate-700);
}

/* Founder Enhancements */
.founder-proofs-title {
    font-size: 1.15rem;
    color: var(--clr-accent);
    margin: 2rem 0 1rem;
    font-weight: 500;
}

.founder-proofs-list {
    list-style: none;
    margin-bottom: 2rem;
}

.founder-proofs-list li {
    margin-bottom: 0.8rem;
    font-size: 1.05rem;
    padding-left: 1.5rem;
    position: relative;
    color: var(--clr-slate-700);
}

.founder-proofs-list li::before {
    content: "→";
    color: var(--clr-accent);
    position: absolute;
    left: 0;
    top: 0;
}

/* Engagement Models */
.engagement-section {
    padding: var(--section-pad);
    background-color: var(--clr-white);
}

.engagement-tiers {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 4rem;
}

.tier-card {
    background: var(--clr-slate-100);
    padding: 2.5rem 2rem;
    border-radius: 4px;
    border-top: 4px solid transparent;
    transition: var(--transition-smooth);
}

.tier-foundation { border-top-color: #94a3b8; }
.tier-growth { border-top-color: #64748b; }
.tier-enterprise { border-top-color: #334155; }
.tier-ongoing { border-top-color: var(--clr-accent); }

.tier-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
}

.tier-card h4 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.tier-duration {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--clr-accent);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Process Timeline (Pipeline) */
.process-section {
    padding: var(--section-pad);
}

.process-timeline {
    max-width: 800px;
    margin: 4rem auto 0;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    position: relative;
}

.process-timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 30px;
    bottom: 0;
    width: 2px;
    background: var(--clr-slate-400);
    opacity: 0.3;
}

.timeline-item {
    display: flex;
    gap: 2rem;
    position: relative;
}

.timeline-step {
    width: 60px;
    height: 60px;
    min-width: 60px;
    background: var(--clr-white);
    border: 2px solid var(--clr-accent);
    color: var(--clr-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.2rem;
    border-radius: 50%;
    z-index: 1;
}

.timeline-content {
    background: var(--clr-white);
    padding: 2rem;
    border-radius: 4px;
    border: 1px solid rgba(0,0,0,0.05);
    flex-grow: 1;
    transition: var(--transition-smooth);
}

.timeline-content:hover {
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    border-color: rgba(0, 85, 255, 0.2);
}

.timeline-content h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

/* Career Design */
.career-section {
    padding: var(--section-pad);
    background-color: var(--clr-slate-100);
}

.career-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 4rem;
}

.career-card {
    background: var(--clr-white);
    padding: 3rem;
    border-radius: 4px;
    border-left: 3px solid var(--clr-accent);
    box-shadow: 0 5px 15px rgba(0,0,0,0.02);
    transition: var(--transition-smooth);
}

.career-card:hover {
    transform: translateX(5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.05);
}

.career-card h4 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

/* Responsive */
@media (max-width: 992px) {
    .founder-grid,
    .advisory-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .advisory-header {
        position: static;
    }

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

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

    .step-line {
        display: none;
    }

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

    .hero-headline {
        font-size: 3.5rem;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: inline-flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        background-color: var(--clr-white);
        padding: 90px 5% 2rem;
        gap: 0;
        transform: translateY(-100%);
        transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
        box-shadow: 0 10px 30px rgba(0,0,0,0.08);
        z-index: 999;
    }

    .nav-links.is-open {
        transform: translateY(0);
    }

    .nav-links a {
        font-size: 1.1rem;
        padding: 1rem 0;
        border-bottom: 1px solid rgba(0,0,0,0.05);
    }

    .nav-links a.active {
        color: var(--clr-accent);
    }

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

    body.nav-open {
        overflow: hidden;
    }

    .hero-headline {
        font-size: 2.8rem;
    }

    .industry-grid {
        justify-content: center;
        gap: 1.5rem;
    }

    .industry-separator {
        display: none;
    }

    .footer-links {
        grid-template-columns: 1fr;
    }
}