/* ============================================
   HUSH PORTFOLIO - Stylesheet
   ============================================ */

/* ---------- Custom Properties ---------- */
:root {
    --gold: #C9A96E;
    --gold-light: #E2CFA0;
    --gold-dark: #8B7355;
    --black: #0A0A0A;
    --dark: #141414;
    --white: #F5F5F0;
    --gray-100: #E8E8E4;
    --gray-200: #D0D0CC;
    --gray-400: #999;
    --gray-600: #666;
    --gray-800: #333;

    --font-hand: 'Caveat', cursive;
    --font-body: 'Space Grotesk', 'Noto Sans SC', system-ui, sans-serif;

    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

    --nav-height: 72px;
    --section-pad: clamp(80px, 12vh, 160px);
    --container-pad: clamp(24px, 5vw, 80px);
    --max-width: 1400px;
}

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

html {
    scroll-behavior: auto; /* we handle smooth scroll in JS */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-200);
    background-color: var(--black);
    overflow-x: hidden;
    cursor: none;
}

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

button {
    cursor: none;
}

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

ul, ol {
    list-style: none;
}

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

/* ---------- Preloader ---------- */
#preloader {
    position: fixed;
    inset: 0;
    z-index: 100000;
    background: var(--black);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.8s var(--ease-out-expo), visibility 0.8s;
}

#preloader.is-done {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

#preloader.is-done {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

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

.preloader-text {
    font-family: var(--font-body);
    font-size: clamp(24px, 4vw, 40px);
    font-weight: 300;
    letter-spacing: 1.2em;
    color: var(--gold);
    margin-bottom: 32px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.8s var(--ease-out-expo) 0.2s forwards;
}

.preloader-bar {
    width: 180px;
    height: 1px;
    background: rgba(201, 169, 110, 0.15);
    margin: 0 auto;
    overflow: hidden;
    opacity: 0;
    animation: fadeIn 0.5s 0.5s forwards;
}

.preloader-progress {
    width: 0%;
    height: 100%;
    background: var(--gold);
    transition: width 0.3s var(--ease-out-quart);
}

/* ---------- Custom Cursor ---------- */
.cursor-dot {
    position: fixed;
    top: 0;
    left: 0;
    width: 6px;
    height: 6px;
    background: var(--gold);
    border-radius: 50%;
    pointer-events: none;
    z-index: 99999;
    transform: translate(-50%, -50%);
    transition: width 0.25s, height 0.25s, background 0.25s;
    mix-blend-mode: difference;
}

.cursor-ring {
    position: fixed;
    top: 0;
    left: 0;
    width: 40px;
    height: 40px;
    border: 1px solid rgba(201, 169, 110, 0.4);
    border-radius: 50%;
    pointer-events: none;
    z-index: 99998;
    transform: translate(-50%, -50%);
    transition: width 0.4s var(--ease-out-expo),
                height 0.4s var(--ease-out-expo),
                border-color 0.3s,
                background 0.3s;
}

body.cursor-hover .cursor-dot {
    width: 12px;
    height: 12px;
    background: var(--gold-light);
}

body.cursor-hover .cursor-ring {
    width: 60px;
    height: 60px;
    border-color: rgba(201, 169, 110, 0.15);
    background: rgba(201, 169, 110, 0.04);
}

/* ---------- Navigation ---------- */
#header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0 var(--container-pad);
    height: var(--nav-height);
    display: flex;
    align-items: center;
    transition: transform 0.5s var(--ease-out-expo),
                background 0.4s;
    transform: translateY(-100%);
}

#header.is-visible {
    transform: translateY(0);
}

#header.is-scrolled {
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

#header.is-light {
    background: rgba(20, 20, 20, 0.85);
}

#header.is-light .nav-logo {
    color: var(--gold);
}

#header.is-light .nav-link {
    color: var(--gray-400);
}

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

.nav-logo {
    font-family: var(--font-hand);
    font-size: 28px;
    font-weight: 700;
    color: var(--gold);
    letter-spacing: -0.02em;
    transition: color 0.3s;
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-link {
    font-size: 14px;
    font-weight: 400;
    letter-spacing: 0.08em;
    color: var(--gray-400);
    position: relative;
    padding: 4px 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-out-expo);
}

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

.nav-link:hover::after {
    width: 100%;
}

/* ---------- Hero Section ---------- */
#hero {
    position: relative;
    height: 100vh;
    background: var(--black);
    overflow: hidden;
}

#engraving-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.hero-scroll-hint {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: rgba(201, 169, 110, 0.5);
    font-size: 12px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    opacity: 0;
    animation: fadeIn 1s 2s forwards;
    z-index: 5;
}

.scroll-arrow {
    animation: scrollBounce 2s var(--ease-in-out) infinite;
}

/* ---------- Title Section ---------- */
#title-section {
    position: relative;
    min-height: 100vh;
    background: var(--black);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: var(--section-pad) var(--container-pad);
}

.title-container {
    text-align: center;
    z-index: 2;
    position: relative;
}

.title-eyebrow {
    font-size: clamp(11px, 1.2vw, 14px);
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--gray-400);
    margin-bottom: 24px;
    opacity: 0;
    transform: translateY(30px);
}

.main-title {
    font-family: var(--font-hand);
    font-size: clamp(60px, 12vw, 160px);
    font-weight: 700;
    line-height: 1;
    color: var(--white);
    letter-spacing: -0.02em;
    margin-bottom: 32px;
}

.title-word {
    display: inline-block;
    margin: 0 0.12em;
    opacity: 0;
    transform: translateY(80px) rotate(3deg);
}

.title-line {
    width: 60px;
    height: 1px;
    background: var(--gold);
    margin: 0 auto 24px;
    transform: scaleX(0);
    transform-origin: center;
}

.title-tagline {
    font-size: clamp(14px, 1.5vw, 18px);
    letter-spacing: 0.5em;
    color: var(--gray-600);
    font-weight: 300;
    opacity: 0;
    transform: translateY(20px);
}

/* Parallax decoration */
.deco {
    position: absolute;
    pointer-events: none;
    z-index: 1;
}

.deco-circle {
    width: 300px;
    height: 300px;
    border: 1px solid rgba(201, 169, 110, 0.12);
    border-radius: 50%;
    top: 10%;
    right: -80px;
    opacity: 0.4;
}

.deco-line-h {
    width: 200px;
    height: 1px;
    background: rgba(255, 255, 255, 0.08);
    bottom: 25%;
    left: 5%;
    opacity: 0.5;
}

.deco-dot {
    width: 8px;
    height: 8px;
    background: var(--gold);
    border-radius: 50%;
    top: 30%;
    left: 15%;
    opacity: 0.3;
}

.deco-cross {
    width: 20px;
    height: 20px;
    bottom: 35%;
    right: 15%;
    opacity: 0.25;
}

.deco-cross::before,
.deco-cross::after {
    content: '';
    position: absolute;
    background: rgba(201, 169, 110, 0.2);
}

.deco-cross::before {
    width: 100%;
    height: 1px;
    top: 50%;
}

.deco-cross::after {
    width: 1px;
    height: 100%;
    left: 50%;
}

/* ---------- Section Shared ---------- */
.section-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--section-pad) var(--container-pad);
}

.section-header {
    margin-bottom: clamp(48px, 6vw, 80px);
}

.section-label {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.section-number {
    font-size: 13px;
    font-weight: 500;
    color: var(--gold);
    letter-spacing: 0.1em;
}

.section-line-h {
    display: block;
    width: 40px;
    height: 1px;
    background: var(--gold);
    opacity: 0.5;
}

.section-title {
    font-family: var(--font-body);
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 8px;
    color: var(--white);
}

.section-subtitle {
    font-size: 12px;
    font-weight: 400;
    letter-spacing: 0.25em;
    color: var(--gray-400);
    text-transform: uppercase;
}

/* ---------- Projects Section ---------- */
#projects {
    background: var(--dark);
    position: relative;
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    overflow: hidden;
}

/* Dynamic background on hover */
.projects-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

.projects-bg__layer {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    filter: saturate(0.8) brightness(0.35);
    opacity: 0;
    transition: opacity 0.8s ease;
    will-change: opacity;
}

.projects-bg__layer.is-active {
    opacity: 1;
}

.projects-bg__overlay {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at center, transparent 20%, var(--dark) 80%),
        linear-gradient(to bottom, var(--dark) 0%, transparent 12%, transparent 88%, var(--dark) 100%);
    z-index: 1;
}

#projects > .section-container {
    position: relative;
    z-index: 2;
}

#projects .section-title {
    color: var(--white);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.project-card {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    transition: transform 0.6s var(--ease-out-expo),
                box-shadow 0.6s var(--ease-out-expo),
                border-color 0.4s;
}

.project-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 32px 64px rgba(0, 0, 0, 0.3);
    border-color: rgba(201, 169, 110, 0.2);
}

.project-card--large {
    grid-column: span 2;
}

.project-card--wide {
    grid-column: span 2;
}

/* --- Card Image --- */
.project-card__visual {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
}

.project-card--large .project-card__visual {
    aspect-ratio: 21 / 9;
}

.project-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s var(--ease-out-expo);
}

.project-card:hover .project-card__img {
    transform: scale(1.05);
}

.project-card__placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1a1a1a, #222);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.8s var(--ease-out-expo);
}

.project-card:hover .project-card__placeholder {
    transform: scale(1.05);
}

.project-card__num-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    font-size: 12px;
    font-weight: 600;
    color: var(--gold);
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 4px 12px;
    border-radius: 100px;
    letter-spacing: 0.1em;
    border: 1px solid rgba(201, 169, 110, 0.15);
    z-index: 3;
}

.project-card__num {
    font-size: clamp(40px, 5vw, 72px);
    font-weight: 700;
    color: rgba(255, 255, 255, 0.04);
    letter-spacing: -0.02em;
}

.project-card__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.1) 40%, transparent 70%);
    opacity: 0.6;
    transition: opacity 0.5s;
}

.project-card:hover .project-card__overlay {
    opacity: 1;
}

/* --- Card Info --- */
.project-card__info {
    padding: 24px 28px;
}

.project-card__title {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 4px;
    letter-spacing: -0.01em;
    color: var(--white);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.project-card__title-cn {
    font-size: 14px;
    font-weight: 400;
    color: var(--gray-400);
    letter-spacing: 0.05em;
}

.project-card__period {
    font-size: 12px;
    color: var(--gold);
    letter-spacing: 0.08em;
    margin-bottom: 10px;
    font-weight: 500;
}

.project-card__desc {
    font-size: 14px;
    color: var(--gray-400);
    margin-bottom: 16px;
    line-height: 1.6;
}

.project-card__tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.tag {
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.08em;
    padding: 4px 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 100px;
    color: var(--gray-400);
    text-transform: uppercase;
}

/* --- Expandable Card --- */
.project-card__expand {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.7s var(--ease-out-expo),
                opacity 0.4s;
    opacity: 0;
}

.project-card--expandable:hover .project-card__expand {
    max-height: 800px;
    opacity: 1;
    overflow: visible;
}

.project-card--expandable:hover {
    z-index: 10;
}

.project-card__expand-inner {
    padding: 0 28px 28px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding-top: 20px;
    overflow: visible;
}

.project-card__detail {
    font-size: 14px;
    color: var(--gray-400);
    line-height: 1.7;
    margin-bottom: 12px;
}

.project-card__detail strong {
    color: var(--gold);
    font-weight: 500;
}

.project-card__list {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.project-card__list li {
    font-size: 13px;
    color: var(--gray-400);
    padding-left: 16px;
    position: relative;
    line-height: 1.6;
}

.project-card__list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--gold);
    opacity: 0.6;
}

/* --- Gallery in expand area --- */
.project-card__gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 10px;
    margin-top: 18px;
    position: relative;
}

.project-card__gallery-img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    transition: border-color 0.3s,
                box-shadow 0.3s,
                transform 0.3s var(--ease-out-expo);
    cursor: pointer;
    position: relative;
    z-index: 1;
}

.project-card__gallery-img:active {
    transform: scale(0.96);
}

.project-card__gallery-img:hover {
    border-color: rgba(201, 169, 110, 0.4);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

/* --- Image Lightbox --- */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 10002;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s ease;
    cursor: pointer;
    padding: 40px;
}

.lightbox.is-open {
    opacity: 1;
    pointer-events: auto;
}

.lightbox__img {
    max-width: 90vw;
    max-height: 88vh;
    object-fit: contain;
    border-radius: 10px;
    border: 1px solid rgba(201, 169, 110, 0.15);
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.6);
    transform: scale(0.92);
    transition: transform 0.4s var(--ease-out-expo);
}

.lightbox.is-open .lightbox__img {
    transform: scale(1);
}

.lightbox__close {
    position: absolute;
    top: 24px;
    right: 32px;
    width: 40px;
    height: 40px;
    border: none;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s;
}

.lightbox__close:hover {
    background: rgba(255, 255, 255, 0.15);
}

.lightbox__close::before,
.lightbox__close::after {
    content: '';
    position: absolute;
    width: 18px;
    height: 2px;
    background: var(--white);
    border-radius: 1px;
}

.lightbox__close::before {
    transform: rotate(45deg);
}

.lightbox__close::after {
    transform: rotate(-45deg);
}

/* ---------- Tool Detail Page (Full-Screen Scrollable Document) ---------- */
.tool-page {
    position: fixed;
    inset: 0;
    z-index: 10001;
    background: #0d0d0d;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s var(--ease-out-expo);
    overflow: hidden;
}

.tool-page.is-open {
    opacity: 1;
    pointer-events: auto;
}

/* Close button */
.tool-page__close {
    position: fixed;
    top: 28px;
    right: 36px;
    width: 48px;
    height: 48px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(10, 10, 10, 0.7);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s, border-color 0.3s, transform 0.3s;
    z-index: 10;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.tool-page__close:hover {
    background: rgba(201, 169, 110, 0.12);
    border-color: var(--gold);
    transform: rotate(90deg);
}

.tool-page__close span {
    position: absolute;
    width: 18px;
    height: 2px;
    background: var(--white);
    border-radius: 1px;
}

.tool-page__close span:first-child {
    transform: rotate(45deg);
}

.tool-page__close span:last-child {
    transform: rotate(-45deg);
}

/* Scroll wrapper */
.tool-page__scroll {
    width: 100%;
    height: 100%;
    overflow-y: auto;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

.tool-page__scroll::-webkit-scrollbar {
    width: 6px;
}

.tool-page__scroll::-webkit-scrollbar-track {
    background: transparent;
}

.tool-page__scroll::-webkit-scrollbar-thumb {
    background: rgba(201, 169, 110, 0.25);
    border-radius: 3px;
}

.tool-page__scroll::-webkit-scrollbar-thumb:hover {
    background: rgba(201, 169, 110, 0.45);
}

/* Hero header */
.tool-page__hero {
    position: relative;
    padding: clamp(100px, 14vh, 180px) var(--container-pad) clamp(60px, 8vh, 100px);
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    background:
        radial-gradient(ellipse at 50% 0%, rgba(201, 169, 110, 0.04) 0%, transparent 60%),
        #0d0d0d;
}

.tool-page__hero-inner {
    max-width: 800px;
    margin: 0 auto;
}

.tool-page__icon {
    width: 72px;
    height: 72px;
    border-radius: 18px;
    background: rgba(201, 169, 110, 0.08);
    border: 1px solid rgba(201, 169, 110, 0.2);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-weight: 700;
    color: var(--gold);
    letter-spacing: 0.02em;
    margin-bottom: 28px;
}

.tool-page__title {
    font-size: clamp(32px, 5vw, 52px);
    font-weight: 600;
    color: var(--white);
    letter-spacing: -0.02em;
    margin-bottom: 12px;
}

.tool-page__subtitle {
    font-size: 16px;
    color: var(--gray-400);
    letter-spacing: 0.12em;
    font-weight: 300;
}

/* Document content area */
.tool-page__content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--container-pad);
}

/* ── Section row: left image + right text ── */
.tool-page__section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(32px, 4vw, 64px);
    align-items: start;
    padding: clamp(48px, 6vh, 80px) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    opacity: 0;
    transform: translateY(30px);
    animation: toolSectionIn 0.7s var(--ease-out-expo) forwards;
}

.tool-page__section:last-child {
    border-bottom: none;
}

/* Stagger animation delay */
.tool-page__section:nth-child(1) { animation-delay: 0.1s; }
.tool-page__section:nth-child(2) { animation-delay: 0.2s; }
.tool-page__section:nth-child(3) { animation-delay: 0.3s; }
.tool-page__section:nth-child(4) { animation-delay: 0.4s; }
.tool-page__section:nth-child(5) { animation-delay: 0.5s; }
.tool-page__section:nth-child(6) { animation-delay: 0.6s; }

/* Alternate layout: even rows flip image to right */
.tool-page__section:nth-child(even) {
    direction: rtl;
}

.tool-page__section:nth-child(even) > * {
    direction: ltr;
}

/* Image column */
.tool-page__section-img {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.tool-page__section-img img {
    width: 100%;
    display: block;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    background: #0a0a0a;
    cursor: pointer;
    transition: border-color 0.4s, box-shadow 0.4s, transform 0.5s var(--ease-out-expo);
}

.tool-page__section-img img:hover {
    border-color: rgba(201, 169, 110, 0.25);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
    transform: translateY(-4px);
}

/* Text column */
.tool-page__section-text {
    padding-top: 8px;
}

.tool-page__section-text h2 {
    font-size: clamp(20px, 2.2vw, 28px);
    font-weight: 600;
    color: var(--white);
    margin-bottom: 16px;
    letter-spacing: -0.01em;
    position: relative;
    padding-bottom: 14px;
}

.tool-page__section-text h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 32px;
    height: 2px;
    background: var(--gold);
    border-radius: 1px;
}

.tool-page__section-text h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--gray-200);
    margin: 20px 0 10px;
}

.tool-page__section-text p {
    font-size: 15px;
    color: var(--gray-400);
    line-height: 1.85;
    margin-bottom: 14px;
}

.tool-page__section-text strong {
    color: var(--gold);
    font-weight: 500;
}

.tool-page__section-text ul {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin: 8px 0 16px;
}

.tool-page__section-text li {
    padding-left: 20px;
    position: relative;
    font-size: 14px;
    color: var(--gray-400);
    line-height: 1.7;
}

.tool-page__section-text li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 9px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--gold);
    opacity: 0.5;
}

/* Full-width section (no image) */
.tool-page__section--full {
    grid-template-columns: 1fr;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.tool-page__section--full .tool-page__section-text {
    text-align: left;
}

/* Footer spacer */
.tool-page__footer {
    height: clamp(60px, 8vh, 120px);
}

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

/* ---------- Tools Section ---------- */
#tools {
    background: var(--black);
    color: var(--white);
    overflow: hidden;
    border-top: 1px solid rgba(255, 255, 255, 0.04);
}

#tools .section-title {
    color: var(--white);
}

/* Marquee */
.tools-marquee {
    margin-bottom: 64px;
    overflow: hidden;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    padding: 20px 0;
}

.tools-track {
    display: flex;
    gap: 0;
    white-space: nowrap;
    animation: marquee 25s linear infinite;
    width: max-content;
}

.tool-item {
    display: flex;
    align-items: center;
    gap: 32px;
    padding: 0 32px;
    flex-shrink: 0;
}

.tool-name {
    font-size: clamp(20px, 3vw, 36px);
    font-weight: 300;
    letter-spacing: 0.05em;
    color: rgba(255, 255, 255, 0.25);
    transition: color 0.3s;
}

.tool-item:hover .tool-name {
    color: var(--gold);
}

.tool-dot {
    width: 6px;
    height: 6px;
    background: var(--gold);
    border-radius: 50%;
    opacity: 0.3;
}

/* Tools Grid */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.tool-card {
    position: relative;
    padding: 40px 32px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 12px;
    transition: border-color 0.4s, background 0.4s, transform 0.5s var(--ease-out-expo);
    overflow: hidden;
    cursor: pointer;
}

.tool-card:hover {
    border-color: rgba(201, 169, 110, 0.3);
    background: rgba(201, 169, 110, 0.03);
    transform: translateY(-4px);
}

/* Tool card hover preview (expand below) */
.tool-card__preview {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.6s var(--ease-out-expo),
                opacity 0.4s ease;
    margin-top: 0;
}

.tool-card:hover .tool-card__preview {
    max-height: 320px;
    opacity: 1;
    margin-top: 20px;
}

.tool-card__preview-img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.tool-card__preview-footer {
    padding: 10px 0 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.tool-card__preview-label {
    font-size: 12px;
    color: var(--gray-400);
    letter-spacing: 0.05em;
}

.tool-card__preview-action {
    font-size: 11px;
    color: var(--gold);
    letter-spacing: 0.08em;
    font-weight: 500;
    text-transform: uppercase;
}

.tool-card__icon {
    font-size: 28px;
    font-weight: 700;
    color: var(--gold);
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.tool-card__name {
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--white);
}

.tool-card__desc {
    font-size: 14px;
    color: var(--gray-400);
    line-height: 1.6;
}

.tool-card__line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--gold), var(--gold-light));
    transition: width 0.6s var(--ease-out-expo);
}

.tool-card:hover .tool-card__line {
    width: 100%;
}

/* ---------- About Section ---------- */
#about {
    background: var(--dark);
    position: relative;
    overflow: hidden;
    border-top: 1px solid rgba(255, 255, 255, 0.04);
}

#about .section-title {
    color: var(--white);
}

/* ── About: Top row (photo + info) ── */
.about-top {
    display: flex;
    gap: clamp(32px, 4vw, 60px);
    align-items: flex-start;
    margin-bottom: clamp(48px, 6vh, 80px);
}

.about-top__photo {
    flex-shrink: 0;
}

.about-image-wrapper {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
}

.about-image-photo {
    width: 200px;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.about-top__info {
    flex: 1;
    padding-top: 4px;
}

.about-greeting {
    font-size: 15px;
    color: var(--gray-400);
    margin-bottom: 6px;
    letter-spacing: 0.05em;
}

.about-name {
    font-family: var(--font-hand);
    font-size: clamp(40px, 5vw, 64px);
    font-weight: 700;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 16px;
}

.about-divider {
    width: 40px;
    height: 2px;
    background: var(--gold);
    margin-bottom: 16px;
}

.about-bio {
    font-size: 15px;
    line-height: 1.8;
    color: var(--gray-400);
    margin-bottom: 28px;
}

.about-stats {
    display: flex;
    gap: 36px;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: clamp(24px, 2.5vw, 36px);
    font-weight: 700;
    color: var(--gold);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.stat-label {
    font-size: 13px;
    color: var(--gray-400);
    letter-spacing: 0.05em;
    margin-top: 4px;
}

/* ── About: Career Timeline ── */
.about-timeline {
    position: relative;
    padding-top: clamp(32px, 4vh, 48px);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.about-timeline__title {
    font-size: 20px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 32px;
    letter-spacing: 0.02em;
}

.about-timeline__list {
    position: relative;
    padding-left: 28px;
}

/* Vertical line */
.about-timeline__list::before {
    content: '';
    position: absolute;
    left: 6px;
    top: 0;
    bottom: 0;
    width: 1px;
    background: rgba(201, 169, 110, 0.2);
}

.about-timeline__item {
    position: relative;
    padding-bottom: 36px;
}

.about-timeline__item:last-child {
    padding-bottom: 0;
}

.about-timeline__dot {
    position: absolute;
    left: -28px;
    top: 6px;
    width: 13px;
    height: 13px;
    border-radius: 50%;
    background: var(--black);
    border: 2px solid var(--gold);
    z-index: 1;
}

.about-timeline__item:first-child .about-timeline__dot {
    background: var(--gold);
    box-shadow: 0 0 0 4px rgba(201, 169, 110, 0.15);
}

.about-timeline__date {
    font-size: 13px;
    color: var(--gold);
    letter-spacing: 0.08em;
    font-weight: 500;
    margin-bottom: 8px;
}

.about-timeline__body h4 {
    font-size: 17px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 4px;
}

.about-timeline__body p {
    font-size: 14px;
    color: var(--gray-200);
    margin-bottom: 6px;
    font-weight: 400;
}

.about-timeline__desc {
    font-size: 13px;
    color: var(--gray-400);
    line-height: 1.7;
}

/* ---------- Contact Section ---------- */
#contact {
    background: var(--black);
    color: var(--white);
    border-top: 1px solid rgba(255, 255, 255, 0.04);
}

#contact .section-title {
    color: var(--white);
}

.contact-content {
    max-width: 700px;
}

.contact-intro {
    font-size: clamp(18px, 2.5vw, 24px);
    font-weight: 300;
    line-height: 1.7;
    color: var(--gray-400);
    margin-bottom: 48px;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 28px 32px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 12px;
    transition: border-color 0.4s, background 0.4s, transform 0.4s var(--ease-out-expo);
}

.contact-link:hover {
    border-color: rgba(201, 169, 110, 0.3);
    background: rgba(201, 169, 110, 0.04);
    transform: translateX(8px);
}

.contact-link__icon {
    color: var(--gold);
    flex-shrink: 0;
    transition: transform 0.4s var(--ease-out-expo);
}

.contact-link:hover .contact-link__icon {
    transform: scale(1.1);
}

.contact-link__body {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.contact-link__name {
    font-size: 18px;
    font-weight: 500;
}

.contact-link__handle {
    font-size: 14px;
    color: var(--gray-400);
}

.contact-link__arrow {
    font-size: 20px;
    color: var(--gold);
    opacity: 0;
    transform: translateX(-8px);
    transition: opacity 0.3s, transform 0.4s var(--ease-out-expo);
}

.contact-link:hover .contact-link__arrow {
    opacity: 1;
    transform: translateX(0);
}

/* ---------- Footer ---------- */
#footer {
    background: var(--black);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding: 32px var(--container-pad);
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-logo {
    font-family: var(--font-hand);
    font-size: 24px;
    font-weight: 700;
    color: var(--gold);
}

.footer-copy {
    font-size: 13px;
    color: var(--gray-600);
    letter-spacing: 0.05em;
}

.footer-back-top {
    width: 40px;
    height: 40px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    transition: border-color 0.3s, color 0.3s, transform 0.4s var(--ease-out-expo);
}

.footer-back-top:hover {
    border-color: var(--gold);
    color: var(--gold);
    transform: translateY(-4px);
}

/* ---------- Noise Overlay ---------- */
.noise-overlay {
    position: fixed;
    inset: -50%;
    width: 200%;
    height: 200%;
    z-index: 10000;
    pointer-events: none;
    opacity: 0.028;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    animation: noiseShift 0.3s steps(6) infinite;
}

/* ---------- Animations (Keyframes) ---------- */
@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

@keyframes scrollBounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(8px);
    }
}

@keyframes marquee {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

@keyframes noiseShift {
    0% { transform: translate(0, 0); }
    16% { transform: translate(-5px, -3px); }
    33% { transform: translate(3px, -7px); }
    50% { transform: translate(-7px, 2px); }
    66% { transform: translate(4px, 5px); }
    83% { transform: translate(-2px, -4px); }
    100% { transform: translate(0, 0); }
}

/* ---------- Reveal Animation Helpers ---------- */
[data-animate] {
    opacity: 0;
    transform: translateY(40px);
}

[data-animate].is-visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s var(--ease-out-expo),
                transform 0.8s var(--ease-out-expo);
}

/* ---------- Smooth Scroll body ---------- */
html.has-smooth-scroll {
    overflow: hidden;
    height: 100vh;
}

/* ---------- Media Queries (desktop focus) ---------- */
@media (max-width: 1024px) {
    .tools-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-top {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .about-stats {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .projects-grid {
        grid-template-columns: 1fr;
    }

    .project-card--large,
    .project-card--wide {
        grid-column: span 1;
    }

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

    .nav-links {
        gap: 24px;
    }

    .about-stats {
        gap: 24px;
    }

    .cursor-dot,
    .cursor-ring {
        display: none;
    }

    body {
        cursor: auto;
    }
}