/* ============================================
   NEXA Advisory — Premium Design System
   ============================================ */

:root {
    --black: #0A0A0A;
    --black-soft: #141414;
    --black-deep: #050505;
    --gold: #C8A86B;
    --gold-light: #D9BE85;
    --gold-dark: #A8884E;
    --white: #FFFFFF;
    --gray-50: #FAFAFA;
    --gray-100: #F5F5F5;
    --gray-200: #E8E8E8;
    --gray-300: #D4D4D4;
    --gray-400: #A3A3A3;
    --gray-500: #737373;
    --gray-600: #525252;
    --gray-700: #404040;
    --gray-800: #262626;
    --gray-900: #171717;

    --font-serif: 'Cormorant Garamond', 'Times New Roman', serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    --container: 1320px;
    --pad: clamp(1.5rem, 4vw, 3rem);

    --ease: cubic-bezier(0.65, 0, 0.35, 1);
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ============================================ Reset */

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--black);
    background: var(--white);
    overflow-x: hidden;
    cursor: none;
}

@media (max-width: 1024px) {
    body { cursor: auto; }
}

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

@media (max-width: 1024px) {
    a { cursor: pointer; }
}

img, svg { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; color: inherit; }

/* ============================================ Cursor */

.cursor, .cursor-follower {
    position: fixed;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.1s var(--ease), width 0.3s var(--ease), height 0.3s var(--ease), background 0.3s;
    mix-blend-mode: difference;
}

.cursor {
    width: 8px;
    height: 8px;
    background: var(--white);
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

.cursor-follower {
    width: 32px;
    height: 32px;
    border: 1px solid var(--white);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    background: transparent;
}

@media (max-width: 1024px) {
    .cursor, .cursor-follower { display: none; }
}

/* ============================================ Loader */

.loader {
    position: fixed;
    inset: 0;
    background: var(--black);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.6s var(--ease), visibility 0.6s;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-logo {
    width: 240px;
    opacity: 0;
    transform: translateY(20px);
    animation: loaderIn 1.2s var(--ease-out) 0.2s forwards;
}

.loader-svg {
    width: 100%;
    height: auto;
}

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

/* ============================================ Container */

.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--pad);
}

/* ============================================ Navigation */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 1.5rem 0;
    transition: background 0.4s var(--ease), padding 0.4s var(--ease), border-color 0.4s;
    border-bottom: 1px solid transparent;
}

.nav.scrolled {
    background: rgba(10, 10, 10, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 0.9rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav-container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--pad);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.nav-logo {
    color: var(--white);
    transition: color 0.3s;
    flex-shrink: 0;
}

.nav-logo .logo-mark {
    width: 140px;
    height: auto;
}

.nav.scrolled .nav-logo,
.nav.menu-open .nav-logo {
    color: var(--white);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-link {
    color: var(--white);
    font-size: 0.85rem;
    font-weight: 400;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    position: relative;
    padding: 0.4rem 0;
    transition: color 0.3s;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gold);
    transition: width 0.4s var(--ease);
}

.nav-link:hover { color: var(--gold); }
.nav-link:hover::after { width: 100%; }

.nav-cta {
    color: var(--gold);
    border: 1px solid var(--gold);
    padding: 0.6rem 1.4rem !important;
    transition: all 0.3s;
}

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

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

.nav-toggle {
    display: none;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 6px;
    z-index: 110;
    cursor: none;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 1.5px;
    background: var(--white);
    transition: transform 0.3s var(--ease), opacity 0.3s;
}

.nav.menu-open .nav-toggle span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav.menu-open .nav-toggle span:nth-child(2) { opacity: 0; }
.nav.menu-open .nav-toggle span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

@media (max-width: 1024px) {
    .nav-toggle { display: flex; }
    .nav-menu {
        position: fixed;
        inset: 0;
        background: var(--black);
        flex-direction: column;
        justify-content: center;
        gap: 2rem;
        transform: translateX(100%);
        transition: transform 0.5s var(--ease);
        padding: 5rem 2rem;
    }
    .nav.menu-open .nav-menu { transform: translateX(0); }
    .nav-link { font-size: 1.5rem; }
    .nav-cta { margin-top: 1rem; }
}

/* ============================================ Hero */

.hero {
    position: relative;
    min-height: 100vh;
    background: var(--black);
    color: var(--white);
    display: flex;
    align-items: center;
    overflow: hidden;
    isolation: isolate;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    overflow: hidden;
}

.hero-grain {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 30%, rgba(200, 168, 107, 0.08), transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(200, 168, 107, 0.05), transparent 50%);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
    background-size: 80px 80px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

.hero-content {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 9rem var(--pad) 6rem;
    position: relative;
    z-index: 2;
}

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.75rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 2.5rem;
    font-weight: 400;
}

.eyebrow-line {
    display: inline-block;
    width: 60px;
    height: 1px;
    background: var(--gold);
}

.hero-title {
    font-family: var(--font-serif);
    font-weight: 400;
    font-size: clamp(2.8rem, 7vw, 6.5rem);
    line-height: 0.98;
    letter-spacing: -0.02em;
    margin-bottom: 2rem;
    max-width: 1100px;
}

.hero-line {
    display: block;
    overflow: hidden;
}

.hero-line em {
    font-style: italic;
    color: var(--gold);
    font-weight: 300;
}

.hero-subtitle {
    font-size: clamp(1rem, 1.3vw, 1.2rem);
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.65);
    max-width: 640px;
    margin-bottom: 3rem;
    font-weight: 300;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.hero-scroll {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
    z-index: 3;
}

.hero-scroll span {
    font-size: 0.7rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.5);
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--gold), transparent);
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: -20px;
    left: 0;
    width: 100%;
    height: 20px;
    background: var(--gold);
    animation: scrollDown 2s var(--ease) infinite;
}

@keyframes scrollDown {
    0% { top: -20px; }
    100% { top: 100%; }
}

.hero-corners .corner {
    position: absolute;
    width: 30px;
    height: 30px;
    border: 1px solid var(--gold);
    z-index: 2;
}

.corner-tl { top: 5rem; left: 2rem; border-right: 0; border-bottom: 0; }
.corner-tr { top: 5rem; right: 2rem; border-left: 0; border-bottom: 0; }
.corner-bl { bottom: 5rem; left: 2rem; border-right: 0; border-top: 0; }
.corner-br { bottom: 5rem; right: 2rem; border-left: 0; border-top: 0; }

@media (max-width: 768px) {
    .hero-corners { display: none; }
}

/* ============================================ Buttons */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1rem 2rem;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    border: 1px solid transparent;
    cursor: none;
    transition: all 0.4s var(--ease);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

@media (max-width: 1024px) {
    .btn { cursor: pointer; }
}

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

.btn-primary:hover {
    background: var(--gold-light);
    border-color: var(--gold-light);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px -10px rgba(200, 168, 107, 0.5);
}

.btn-primary svg { transition: transform 0.3s var(--ease); }
.btn-primary:hover svg { transform: translateX(4px); }

.btn-ghost {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.3);
}

.btn-ghost:hover {
    border-color: var(--gold);
    color: var(--gold);
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* ============================================ Section Common */

section { position: relative; }

.section-head {
    max-width: 900px;
    margin: 0 auto 5rem;
}

.section-head.center { text-align: center; }
.section-head.light { color: var(--white); }
.section-head.light .section-eyebrow { color: var(--gold); }

.section-eyebrow {
    display: inline-block;
    font-size: 0.75rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--gold);
    font-weight: 500;
    margin-bottom: 1.5rem;
    padding-left: 3rem;
    position: relative;
}

.section-eyebrow::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 2rem;
    height: 1px;
    background: var(--gold);
}

.section-head.center .section-eyebrow {
    padding-left: 0;
}

.section-head.center .section-eyebrow::before { display: none; }

.section-eyebrow.gold { color: var(--gold); }

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4.5vw, 3.75rem);
    font-weight: 400;
    line-height: 1.05;
    letter-spacing: -0.02em;
    color: var(--black);
    margin-bottom: 1.5rem;
}

.section-head.light .section-title { color: var(--white); }

.section-title em {
    font-style: italic;
    color: var(--gold);
    font-weight: 400;
}

.section-lede {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--gray-600);
    max-width: 720px;
    font-weight: 300;
}

.section-head.center .section-lede { margin: 0 auto; }
.section-head.light .section-lede { color: rgba(255, 255, 255, 0.7); }

/* ============================================ Sectors */

.sectors {
    background: var(--white);
    padding: 2.5rem 0;
    border-top: 1px solid var(--gray-200);
    border-bottom: 1px solid var(--gray-200);
    overflow: hidden;
}

.sectors-label {
    text-align: center;
    font-size: 0.7rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--gray-500);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.sectors-track {
    display: flex;
    width: max-content;
    animation: scrollLeft 40s linear infinite;
}

.sectors-list {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding-right: 1.5rem;
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 400;
    font-style: italic;
    color: var(--black);
    letter-spacing: 0.02em;
}

.sectors-list .dot { color: var(--gold); font-style: normal; }

@keyframes scrollLeft {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

/* ============================================ About */

.about {
    padding: 8rem 0;
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-bottom: 6rem;
}

.about-block {
    border-left: 2px solid var(--gold);
    padding-left: 2rem;
    position: relative;
}

.about-num {
    display: block;
    font-family: var(--font-serif);
    font-size: 0.9rem;
    color: var(--gold);
    font-style: italic;
    margin-bottom: 1rem;
    font-weight: 500;
    letter-spacing: 0.1em;
}

.about-block h3 {
    font-family: var(--font-serif);
    font-size: 2.2rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
    color: var(--black);
}

.about-block p {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--gray-600);
    font-weight: 300;
}

.values {
    padding-top: 5rem;
    border-top: 1px solid var(--gray-200);
}

.values-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 3rem;
    color: var(--black);
    text-align: center;
    font-style: italic;
    color: var(--gray-500);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 1rem;
}

.value {
    text-align: center;
    padding: 1.5rem 0.5rem;
    transition: transform 0.3s var(--ease);
}

.value:hover { transform: translateY(-4px); }

.value-name {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.4rem;
    color: var(--black);
    margin-bottom: 0.8rem;
    font-weight: 500;
}

.value-line {
    display: inline-block;
    width: 30px;
    height: 1px;
    background: var(--gold);
}

@media (max-width: 1024px) {
    .values-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 640px) {
    .about-grid { grid-template-columns: 1fr; gap: 2rem; }
    .values-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================ Why NEXA */

.why {
    padding: 8rem 0;
    background: var(--black);
    color: var(--white);
    position: relative;
}

.why::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-left: 1px solid rgba(255, 255, 255, 0.1);
}

.why-card {
    padding: 3rem 2.5rem;
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: background 0.4s var(--ease);
    position: relative;
}

.why-card:hover { background: rgba(200, 168, 107, 0.04); }

.why-num {
    display: block;
    font-family: var(--font-serif);
    font-size: 0.9rem;
    color: var(--gold);
    font-style: italic;
    margin-bottom: 2rem;
    font-weight: 500;
}

.why-card h4 {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    font-weight: 400;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--white);
}

.why-card p {
    font-size: 0.95rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.6);
    font-weight: 300;
}

@media (max-width: 900px) {
    .why-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
    .why-grid { grid-template-columns: 1fr; }
    .why-card { padding: 2.5rem 1.5rem; }
}

/* ============================================ Services */

.services {
    padding: 8rem 0;
    background: var(--gray-50);
}

.services-list {
    border-top: 1px solid var(--gray-200);
}

.service {
    display: grid;
    grid-template-columns: 1fr 2fr auto;
    align-items: center;
    gap: 2rem;
    padding: 2.5rem 0;
    border-bottom: 1px solid var(--gray-200);
    cursor: none;
    transition: padding 0.4s var(--ease);
    position: relative;
}

@media (max-width: 1024px) {
    .service { cursor: pointer; }
}

.service::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 0;
    background: var(--black);
    transition: width 0.5s var(--ease);
    z-index: 0;
}

.service:hover::before { width: 100%; }

.service > * { position: relative; z-index: 1; transition: color 0.4s; }

.service:hover .service-num,
.service:hover h3,
.service:hover .service-arrow { color: var(--white); }

.service:hover .service-body p { color: rgba(255, 255, 255, 0.7); }

.service-head {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.service-num {
    font-family: var(--font-serif);
    font-size: 0.95rem;
    color: var(--gold);
    font-style: italic;
    font-weight: 500;
    letter-spacing: 0.1em;
    transition: color 0.4s;
}

.service h3 {
    font-family: var(--font-serif);
    font-size: clamp(1.4rem, 2.5vw, 2rem);
    font-weight: 400;
    color: var(--black);
    letter-spacing: -0.01em;
    transition: color 0.4s;
}

.service-body p {
    font-size: 1rem;
    line-height: 1.65;
    color: var(--gray-600);
    font-weight: 300;
    max-width: 580px;
    transition: color 0.4s;
}

.service-arrow {
    color: var(--gold);
    transform: translateX(0);
    transition: transform 0.4s var(--ease), color 0.4s;
}

.service:hover .service-arrow {
    transform: translateX(8px);
    color: var(--gold);
}

@media (max-width: 768px) {
    .service {
        grid-template-columns: 1fr auto;
        gap: 1rem;
    }
    .service-body {
        grid-column: 1 / -1;
        padding-left: 3.5rem;
    }
    .service-arrow { display: none; }
}

/* ============================================ Framework */

.framework {
    padding: 10rem 0;
    background: var(--black);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.framework::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, rgba(200, 168, 107, 0.06), transparent 70%);
    pointer-events: none;
}

.framework-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0;
    position: relative;
    border-top: 1px solid rgba(200, 168, 107, 0.3);
}

.framework-grid::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.framework-step {
    padding: 3rem 2rem 0;
    text-align: center;
    position: relative;
    border-right: 1px solid rgba(255, 255, 255, 0.08);
}

.framework-step:last-child { border-right: 0; }

.framework-step::after {
    content: '';
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 12px;
    height: 12px;
    background: var(--gold);
    border-radius: 50%;
    box-shadow: 0 0 20px rgba(200, 168, 107, 0.5);
}

.step-num {
    display: block;
    font-family: var(--font-serif);
    font-size: 0.9rem;
    color: var(--gold);
    font-style: italic;
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.framework-step h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    color: var(--white);
    margin-bottom: 1rem;
}

.framework-step p {
    font-size: 0.9rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.6);
    font-weight: 300;
}

@media (max-width: 900px) {
    .framework-grid { grid-template-columns: 1fr; }
    .framework-step {
        border-right: 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        text-align: left;
    }
    .framework-step:last-child { border-bottom: 0; }
    .framework-step::after { display: none; }
    .framework-step::before {
        content: '';
        position: absolute;
        top: 1.5rem;
        left: -1px;
        width: 1px;
        height: 12px;
        background: var(--gold);
    }
}

/* ============================================ NEXA AI */

.nexa-ai {
    padding: 8rem 0;
    background: var(--white);
    position: relative;
    overflow: hidden;
}

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

.ai-list {
    margin-top: 3rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.ai-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.ai-bullet {
    width: 8px;
    height: 8px;
    background: var(--gold);
    flex-shrink: 0;
    margin-top: 0.6rem;
    transform: rotate(45deg);
}

.ai-item h4 {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: 500;
    margin-bottom: 0.4rem;
    color: var(--black);
}

.ai-item p {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--gray-600);
    font-weight: 300;
}

.ai-visual {
    position: relative;
}

.ai-panel {
    background: var(--black);
    color: var(--white);
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 40px 80px -20px rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(200, 168, 107, 0.2);
}

.ai-panel-head {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.ai-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--gray-700);
}

.ai-dot:nth-child(1) { background: var(--gold); }
.ai-dot:nth-child(2) { background: var(--gray-500); }
.ai-dot:nth-child(3) { background: var(--gray-500); }

.ai-panel-title {
    margin-left: 0.8rem;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 0.05em;
}

.ai-panel-body {
    padding: 2.5rem 2rem;
}

.ai-row {
    display: grid;
    grid-template-columns: 100px 1fr;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.2rem;
}

.ai-row-label {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.ai-bar {
    height: 6px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 3px;
    overflow: hidden;
}

.ai-bar span {
    display: block;
    height: 100%;
    background: linear-gradient(90deg, var(--gold-dark), var(--gold));
    border-radius: 3px;
    transition: width 1.5s var(--ease-out);
}

.ai-metric {
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.ai-metric span {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 0.05em;
}

.ai-metric strong {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    color: var(--gold);
    font-weight: 500;
    line-height: 1;
}

.ai-metric small {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.4);
    font-weight: 300;
}

@media (max-width: 900px) {
    .ai-grid { grid-template-columns: 1fr; gap: 3rem; }
    .ai-list { grid-template-columns: 1fr; }
}

/* ============================================ Academy */

.academy {
    padding: 8rem 0;
    background: var(--gray-50);
}

.academy-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    border-top: 1px solid var(--gray-200);
    border-left: 1px solid var(--gray-200);
}

.academy-card {
    padding: 3rem 2rem;
    border-right: 1px solid var(--gray-200);
    border-bottom: 1px solid var(--gray-200);
    background: var(--white);
    transition: all 0.4s var(--ease);
    position: relative;
    cursor: none;
}

@media (max-width: 1024px) {
    .academy-card { cursor: pointer; }
}

.academy-card:hover {
    background: var(--black);
    color: var(--white);
}

.academy-card:hover h4 { color: var(--white); }
.academy-card:hover p { color: rgba(255, 255, 255, 0.6); }
.academy-card:hover .academy-num { color: var(--gold-light); }

.academy-num {
    display: block;
    font-family: var(--font-serif);
    font-size: 0.9rem;
    color: var(--gold);
    font-style: italic;
    margin-bottom: 2rem;
    font-weight: 500;
    transition: color 0.4s;
}

.academy-card h4 {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 500;
    margin-bottom: 0.8rem;
    color: var(--black);
    transition: color 0.4s;
    line-height: 1.2;
}

.academy-card p {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--gray-600);
    font-weight: 300;
    transition: color 0.4s;
}

@media (max-width: 900px) {
    .academy-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
    .academy-grid { grid-template-columns: 1fr; }
}

/* ============================================ Experience */

.experience {
    padding: 8rem 0;
    background: var(--black);
    color: var(--white);
}

.experience-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.experience-item {
    padding: 3rem 2rem;
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: background 0.3s;
}

.experience-item:hover { background: rgba(200, 168, 107, 0.04); }

.experience-item.wide {
    grid-column: span 4;
    border-right: 0;
}

.experience-item h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 1rem;
    color: var(--white);
}

.experience-item p {
    font-size: 0.95rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.6);
    font-weight: 300;
}

@media (max-width: 900px) {
    .experience-grid { grid-template-columns: repeat(2, 1fr); }
    .experience-item.wide { grid-column: span 2; }
    .experience-item:nth-child(2) { border-right: 0; }
}

@media (max-width: 480px) {
    .experience-grid { grid-template-columns: 1fr; }
    .experience-item.wide { grid-column: span 1; }
    .experience-item { border-right: 0; }
}

/* ============================================ Contact */

.contact {
    padding: 8rem 0;
    background: var(--white);
    position: relative;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 5rem;
}

.contact-info .section-title { margin-bottom: 1.5rem; }

.contact-details {
    margin-top: 3rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--gray-200);
}

.contact-item {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 1rem;
    align-items: center;
}

.contact-label {
    font-size: 0.7rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--gray-500);
    font-weight: 500;
}

.contact-value {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    color: var(--black);
    font-weight: 500;
}

.contact-link {
    color: var(--gold);
    border-bottom: 1px solid var(--gold);
    padding-bottom: 2px;
    transition: color 0.3s;
}

.contact-link:hover { color: var(--gold-dark); }

.contact-form {
    background: var(--gray-50);
    padding: 3rem;
    border: 1px solid var(--gray-200);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

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

.form-row .form-group { margin-bottom: 0; }

.form-group label {
    display: block;
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gray-500);
    margin-bottom: 0.6rem;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.9rem 0;
    background: transparent;
    border: 0;
    border-bottom: 1px solid var(--gray-300);
    font-size: 1rem;
    color: var(--black);
    transition: border-color 0.3s;
    font-family: var(--font-sans);
    outline: none;
    border-radius: 0;
    cursor: none;
}

@media (max-width: 1024px) {
    .form-group input, .form-group select, .form-group textarea { cursor: pointer; }
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--gold); }

.form-group textarea { resize: vertical; min-height: 100px; }

.form-group select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8' fill='none'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%23737373' stroke-width='1.5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0 center;
    background-size: 12px;
}

.form-note {
    margin-top: 1.5rem;
    font-size: 0.8rem;
    color: var(--gray-500);
    text-align: center;
    font-style: italic;
}

@media (max-width: 900px) {
    .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
    .form-row { grid-template-columns: 1fr; }
}

/* ============================================ Footer */

.footer {
    background: var(--black);
    color: var(--white);
    padding: 5rem 0 2rem;
}

.footer-top {
    display: grid;
    grid-template-columns: 1.2fr 2fr;
    gap: 4rem;
    padding-bottom: 4rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo { width: 160px; margin-bottom: 1.5rem; }

.footer-tagline {
    font-size: 0.75rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.4);
}

.footer-nav {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-col h5 {
    font-size: 0.7rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.footer-col a,
.footer-col span {
    display: block;
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0.7rem;
    transition: color 0.3s;
    font-weight: 300;
}

.footer-col a:hover { color: var(--gold); }
.footer-domain { color: var(--gold) !important; }
.footer-loc { color: rgba(255, 255, 255, 0.5) !important; font-style: italic; }

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.4);
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-meta {
    letter-spacing: 0.15em;
    text-transform: uppercase;
    font-size: 0.7rem;
}

@media (max-width: 768px) {
    .footer-top { grid-template-columns: 1fr; gap: 2rem; }
    .footer-nav { grid-template-columns: 1fr 1fr; }
    .footer-bottom { flex-direction: column; text-align: center; }
}

/* ============================================ Reveal Animations */

[data-reveal] {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1s var(--ease-out), transform 1s var(--ease-out);
}

[data-reveal].in {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================ Form Success */

.form-success {
    display: none;
    text-align: center;
    padding: 3rem 1rem;
}

.form-success.active {
    display: block;
}

.form-success h3 {
    font-family: var(--font-serif);
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--black);
}

.form-success p {
    color: var(--gray-600);
    line-height: 1.7;
}

/* ============================================ Selection */

::selection {
    background: var(--gold);
    color: var(--black);
}