/* =========================================================
   Nutthakit Portfolio — rebuilt from the Framer design
   Edit the variables below to change colors / sizes globally
   ========================================================= */

:root {
    /* Colors */
    --bg:            #121212;   /* outside the page column */
    --surface:       #181818;   /* page column */
    --surface-2:     #1e1e1e;   /* about section */
    --card:          #1c1c1c;
    --card-inner:    #232323;
    --border:        rgba(255, 255, 255, 0.07);
    --border-strong: rgba(255, 255, 255, 0.12);

    --text:          #f2f2f2;
    --text-2:        #c9c9c9;
    --text-3:        #8a8a8a;
    --text-4:        #5c5c5c;

    --accent:        #923be3;   /* purple — active nav, avatar hover */
    --blue:          #0073ff;   /* dot on resume button */

    /* Layout */
    --page-w:    1200px;
    --content-w: 1072px;
    --radius-lg: 24px;
    --radius:    16px;
    --radius-sm: 10px;
    --nav-h:     104px;

    --font: "Mona Sans", "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
    --ease: cubic-bezier(.44, 0, .56, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 16px); }
body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p, ul { margin: 0; }
ul { padding: 0; list-style: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

/* ---------- Page column (the bordered center strip) ---------- */
.page {
    max-width: var(--page-w);
    margin: 0 auto;
    background: var(--surface);
    border-left: 1px solid var(--border);
    border-right: 1px solid var(--border);
    min-height: 100vh;
}

.section {
    padding: 72px 64px;
    border-top: 1px solid var(--border);
    text-align: center;
}
.section__title {
    font-size: clamp(36px, 4.4vw, 52px);
    font-weight: 400;
    letter-spacing: -0.02em;
    line-height: 1.1;
    color: #dcdcdc;
    margin-bottom: 48px;
}
.section__title--lg { font-size: clamp(40px, 4.8vw, 56px); margin-bottom: 32px; }

/* ---------- Shared bits ---------- */
.pill {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 999px;
    background: #222;
    border: 1px solid var(--border);
    font-size: 13px;
    font-weight: 500;
    color: var(--text);
}
.pill--lg { padding: 12px 20px; font-size: 19px; font-weight: 500; }

.icon-btn {
    display: inline-grid;
    place-items: center;
    width: 36px; height: 36px;
    border-radius: 50%;
    background: #1d1d1d;
    border: 1px solid var(--border);
    color: var(--text);
    transition: background .25s var(--ease), transform .25s var(--ease);
}
.icon-btn:hover { background: #2a2a2a; transform: translateY(-2px); }

/* =========================================================
   NAVBAR
   ========================================================= */
.nav {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(24, 24, 24, .92);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}
.nav__inner {
    height: var(--nav-h);
    padding: 0 64px;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: start;
    padding-top: 12px;
}
.nav__socials { display: flex; gap: 8px; padding-top: 10px; }
.nav__right { display: flex; justify-content: flex-end; align-items: center; gap: 10px; padding-top: 10px; }

.nav__center {
    position: relative;
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 15px;
    font-weight: 500;
}
.nav__link { color: var(--text-2); transition: color .25s var(--ease); }
.nav__link:hover { color: var(--text); }
.nav__link.is-active { color: var(--accent); }
.nav__dot {
    width: 4px; height: 4px; border-radius: 50%;
    background: var(--accent);
}

/* lines under the nav, left and right of the avatar */
.nav__line {
    position: absolute;
    top: 66px;
    height: 1px;
    width: 420px;
    background: var(--border-strong);
}
.nav__line--left  { right: calc(50% + 60px); }
.nav__line--right { left:  calc(50% + 60px); }

.nav__home {
    position: absolute;
    left: 50%; top: 68px;
    transform: translateX(-50%);
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
}

.nav__avatar {
    position: relative;
    width: 58px; height: 58px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid transparent;
    transition: border-color .3s var(--ease), transform .3s var(--ease);
}
.nav__avatar img { width: 100%; height: 100%; object-fit: cover; }
.nav__avatar-hover {
    position: absolute; inset: 0;
    display: grid; place-items: center;
    background: var(--accent);
    color: #111;
    opacity: 0;
    transition: opacity .3s var(--ease);
}
.nav__avatar:hover { border-color: #6d21b8; transform: scale(1.04); }
.nav__avatar:hover .nav__avatar-hover { opacity: 1; }

.btn-resume {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 9px 16px;
    border-radius: 10px;
    background: #fff;
    color: #111;
    font-size: 14px;
    font-weight: 600;
    box-shadow: 0 4px 14px rgba(0,0,0,.35);
    transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
.btn-resume:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(0,0,0,.45); }
.btn-resume__dot {
    width: 7px; height: 7px; border-radius: 50%;
    background: var(--blue);
    animation: pulse 1.8s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(0,115,255,.6); }
    50%      { box-shadow: 0 0 0 5px rgba(0,115,255,0); }
}

.nav__menu-btn { display: none; width: 52px; height: 52px; border-radius: 10px; background: transparent; border-color: var(--border-strong); }

.mobile-menu {
    display: flex; flex-direction: column; gap: 4px;
    padding: 12px 24px 24px;
    border-top: 1px solid var(--border);
}
.mobile-menu[hidden] { display: none; }
.mobile-menu > a:not(.btn-resume) {
    padding: 12px 4px;
    font-size: 18px; font-weight: 500;
    border-bottom: 1px solid var(--border);
}
.mobile-menu .btn-resume { align-self: flex-start; margin-top: 16px; }
.mobile-menu__socials { display: flex; gap: 8px; margin-top: 16px; }

/* =========================================================
   INTRO + HERO
   ========================================================= */
.intro-pill-wrap { display: flex; justify-content: center; padding: 8px 0 32px; }

.hero { padding-top: 24px; padding-bottom: 32px; }
.hero__avatar {
    width: 168px; height: 168px;
    margin: 0 auto 4px;
    border-radius: 50%;
    object-fit: cover;
}
.hero__title {
    font-size: clamp(44px, 6vw, 82px);
    font-weight: 400;
    letter-spacing: -0.03em;
    line-height: 1.1;
    margin-bottom: 20px;
}
.hero__text {
    max-width: 480px;
    margin: 0 auto 16px;
    color: var(--text-2);
    font-size: 15px;
    line-height: 1.75;
}

/* =========================================================
   HIGHLIGHT WORKS
   ========================================================= */
.highlights__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}
.highlight-card {
    position: relative;
    aspect-ratio: 520 / 390;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: #0e0e0e;
}
.highlight-card img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform .6s var(--ease);
}
.highlight-card::after {   /* dark fade at the bottom so the title reads */
    content: "";
    position: absolute; inset: 45% 0 0 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0), rgba(0,0,0,.55));
    pointer-events: none;
}
.highlight-card__title {
    position: absolute; left: 0; right: 0; bottom: 22px;
    z-index: 1;
    text-align: center;
    font-size: 16px; font-weight: 600;
    color: #fff;
}
.highlight-card:hover img { transform: scale(1.04); }

/* =========================================================
   ALL WORKS
   ========================================================= */
.works { padding-left: 80px; padding-right: 80px; }

.tabs {
    position: relative;
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    padding: 4px;
    margin: 0 auto 28px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: #161616;
}
.tabs__indicator {
    position: absolute;
    top: 4px; bottom: 4px; left: 4px;
    border-radius: 8px;
    background: #2a2a2a;
    transition: transform .35s var(--ease), width .35s var(--ease);
}
.tabs__btn {
    position: relative; z-index: 1;
    padding: 9px 8px;
    font-size: 15px;
    color: var(--text-2);
    transition: color .25s var(--ease);
}
.tabs__btn:hover, .tabs__btn.is-active { color: var(--text); }

.works__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    text-align: left;
}
.work-card {
    display: flex; flex-direction: column; gap: 10px;
    padding: 14px 18px 18px;
    border-radius: var(--radius);
    background: var(--card);
    border: 1px solid var(--border);
    transition: transform .3s var(--ease), border-color .3s var(--ease);
}
.work-card:hover { transform: translateY(-4px); border-color: var(--border-strong); }
.work-card.is-hidden { display: none; }
.work-card__tag {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 13px; color: var(--text-2);
}
.work-card__img {
    display: block;
    aspect-ratio: 4 / 3;
    border-radius: 10px;
    overflow: hidden;
    background: #111;
}
.work-card__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.work-card:hover .work-card__img img { transform: scale(1.05); }
.work-card__title { font-size: 15px; font-weight: 500; }

/* =========================================================
   ABOUT
   ========================================================= */
.about {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 96px;
    padding: 64px;
    background: var(--surface-2);
    border-top: 1px solid var(--border);
}
.about__title {
    font-size: 36px; font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
}
.about__text p { color: var(--text-2); font-size: 15px; line-height: 1.75; max-width: 460px; }
.about__img { border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 520 / 370; }
.about__img img { width: 100%; height: 100%; object-fit: cover; object-position: center 30%; filter: grayscale(1); }

/* =========================================================
   EXPERIENCE
   ========================================================= */
.experience__list { display: flex; flex-direction: column; gap: 24px; text-align: left; }
.exp-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    padding: 24px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
}
.exp-card__head { padding: 6px 20px; }
.exp-card__role { font-size: 21px; font-weight: 600; letter-spacing: -0.01em; margin-bottom: 8px; }
.exp-card__company { font-size: 15px; color: var(--text-2); margin-bottom: 8px; }
.exp-card__period { font-size: 15px; color: var(--text-3); }
.exp-card__points {
    display: flex; flex-direction: column; gap: 16px;
    padding: 20px;
    border-radius: 12px;
    background: var(--card-inner);
}
.exp-card__points li {
    display: grid;
    grid-template-columns: 14px 1fr;
    gap: 14px;
    font-size: 15px;
    line-height: 1.75;
    color: var(--text-2);
}
.exp-card__points svg { margin-top: 6px; color: var(--text-2); }

/* =========================================================
   EDUCATION
   ========================================================= */
.education { padding-top: 40px; padding-bottom: 40px; }
.education__list { display: flex; flex-direction: column; gap: 14px; margin-top: 22px; }
.education__list h3 { font-size: 21px; font-weight: 600; letter-spacing: -0.01em; }
.education__list p { font-size: 14px; color: var(--text-4); }

/* =========================================================
   SKILLS
   ========================================================= */
.skills { padding-top: 40px; padding-bottom: 32px; }
.skills__grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 22px;
    margin-top: 28px;
}
.skill-card {
    width: 158px;
    padding: 16px;
    text-align: left;
    border-radius: 12px;
    background: var(--card-inner);
    transition: transform .3s var(--ease), background .3s var(--ease);
}
.skill-card:hover { transform: translateY(-4px); background: #2a2a2a; }
.skill-card img { width: 20px; height: 20px; object-fit: contain; border-radius: 4px; margin-bottom: 18px; }
.skill-card h3 { font-size: 15px; font-weight: 500; }
.skill-card p { font-size: 13px; color: var(--text-2); }

/* =========================================================
   GET IN TOUCH + FOOTER
   ========================================================= */
.touch { border-top: 1px solid var(--border); padding-top: 72px; }

.marquee {
    display: block;
    overflow: hidden;
    -webkit-mask-image: linear-gradient(to right, transparent 0, #000 12%, #000 88%, transparent 100%);
            mask-image: linear-gradient(to right, transparent 0, #000 12%, #000 88%, transparent 100%);
}
.marquee__track {
    display: flex;
    width: max-content;
    animation: marquee 18s linear infinite;
}
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__item {
    flex: none;
    padding-right: 0.45em;
    font-size: clamp(64px, 11vw, 140px);
    font-weight: 400;
    letter-spacing: -0.03em;
    line-height: 1.15;
    white-space: nowrap;
}
.marquee__emoji { display: inline-block; font-size: 0.75em; transform: translateY(-0.04em); }
@keyframes marquee {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }   /* track holds 4 copies, so -50% loops seamlessly */
}

.footer {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    padding: 24px 64px 16px;
}
.footer__title { font-size: 21px; font-weight: 600; margin-bottom: 6px; }
.footer__email { font-size: 15px; color: var(--text-2); }
.footer__email:hover { color: var(--text); }
.footer__socials { display: flex; gap: 8px; }
.copyright { padding: 0 64px 32px; font-size: 12px; color: var(--text-4); }

/* =========================================================
   SCROLL REVEAL (driven by script.js)
   ========================================================= */
.js .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.js .reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
    .js .reveal { opacity: 1; transform: none; transition: none; }
    .marquee__track { animation: none; }
    html { scroll-behavior: auto; }
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1100px) {
    .nav__line { width: 30vw; }
}

/* Tablet */
@media (max-width: 960px) {
    :root { --nav-h: 108px; }
    .nav__inner { padding: 12px 32px 0; }
    .nav__socials, .nav__right .btn-resume { display: none; }
    .nav__menu-btn { display: inline-grid; }
    .nav__center { grid-column: 2; }
    .nav__inner { grid-template-columns: 1fr auto 1fr; }

    .section { padding: 56px 32px; }
    .works { padding-left: 32px; padding-right: 32px; }
    .highlights__grid { gap: 20px; }
    .works__grid { grid-template-columns: repeat(2, 1fr); gap: 18px; }
    .tabs { grid-template-columns: repeat(3, 1fr); }
    .tabs__indicator { display: none; }
    .tabs__btn.is-active { background: #2a2a2a; border-radius: 8px; }

    .about { grid-template-columns: 1fr; gap: 32px; padding: 48px 32px; }
    .about__text { text-align: center; }
    .about__text p { margin: 0 auto; }
    .about__img { order: -1; }

    .exp-card { grid-template-columns: 1fr; }
    .exp-card__head { padding: 0 4px; }

    .footer, .copyright { padding-left: 32px; padding-right: 32px; }
}

/* Phone */
@media (max-width: 600px) {
    .nav__inner { padding: 12px 16px 0; }
    .nav__center { gap: 10px; font-size: 14px; }
    .nav__line { display: none; }
    .nav__menu-btn { width: 44px; height: 44px; }

    .section { padding: 48px 16px; }
    .works { padding-left: 16px; padding-right: 16px; }
    .pill--lg { font-size: 16px; }
    .hero__avatar { width: 136px; height: 136px; }

    .highlights__grid, .works__grid { grid-template-columns: 1fr; }
    .tabs { grid-template-columns: repeat(2, 1fr); }

    .about { padding: 40px 16px; }
    .exp-card { padding: 16px; }
    .exp-card__points { padding: 16px; }

    .skills__grid { gap: 12px; }
    .skill-card { width: calc(50% - 6px); }

    .footer { flex-direction: column; align-items: flex-start; gap: 20px; padding: 24px 16px 16px; }
    .copyright { padding: 0 16px 24px; }
}

/* =========================================================
   PROJECT DETAIL PAGES  (project.php)
   ========================================================= */
.detail__back { padding: 8px 64px 0; }
.btn-back {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 8px 16px;
    border-radius: 999px;
    border: 1px solid var(--border-strong);
    background: #1d1d1d;
    font-size: 14px; font-weight: 500;
    color: var(--text-2);
    transition: background .25s var(--ease), color .25s var(--ease);
}
.btn-back:hover { background: #2a2a2a; color: var(--text); }

/* Rich text coming from the CMS */
.rich p { margin-bottom: 14px; }
.rich p:last-child { margin-bottom: 0; }
.rich ul, .rich ol { margin: 0 0 14px; padding-left: 1.3em; }
.rich ul { list-style: disc; }
.rich ol { list-style: decimal; }
.rich li { margin-bottom: 8px; padding-left: 4px; }
.rich li::marker { color: var(--text-3); }
.rich strong { color: var(--text); font-weight: 600; }
.rich a { color: var(--text); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--text-3); }
.rich a:hover { text-decoration-color: var(--text); }

/* ----- Case study ----- */
.case-hero {
    display: flex; flex-direction: column; align-items: center;
    padding: 40px 64px 48px;
    text-align: center;
}
.case-hero__title {
    margin: 18px 0 20px;
    font-size: clamp(40px, 6vw, 76px);
    font-weight: 400;
    letter-spacing: -0.03em;
    line-height: 1.05;
}
.case-hero__overview {
    max-width: 680px;
    color: var(--text-2);
    font-size: 16px; line-height: 1.75;
}
.case-hero__overview ul { text-align: left; display: inline-block; }
.case-hero__btn { margin-top: 28px; }

.case-cover { margin: 0 64px; border-radius: var(--radius-lg); overflow: hidden; background: #111; }
.case-cover img { width: 100%; height: auto; }

.case-topic {
    padding: 72px 64px 0;
}
.case-topic__text {
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: 48px;
    margin-bottom: 40px;
}
.case-topic__head { position: sticky; top: calc(var(--nav-h) + 24px); align-self: start; }
.case-topic__num {
    display: inline-block;
    margin-bottom: 10px;
    font-size: 13px; font-weight: 600;
    color: var(--accent);
    letter-spacing: 0.08em;
}
.case-topic__head h2 {
    font-size: clamp(26px, 2.6vw, 34px);
    font-weight: 500;
    letter-spacing: -0.02em;
    line-height: 1.2;
}
.case-topic__body { color: var(--text-2); font-size: 15px; line-height: 1.8; }
.case-topic__img { margin: 0; border-radius: var(--radius-lg); overflow: hidden; background: #111; }
.case-topic__img img { width: 100%; height: auto; }

/* ----- Work ----- */
.work-detail {
    display: grid;
    grid-template-columns: 4fr 8fr;
    gap: 48px;
    padding: 40px 64px 72px;
    align-items: start;
}
.work-detail__info { position: sticky; top: calc(var(--nav-h) + 24px); }
.work-detail__title {
    font-size: clamp(32px, 3.4vw, 44px);
    font-weight: 500;
    letter-spacing: -0.02em;
    line-height: 1.15;
}
.work-detail__subtitle { margin-top: 6px; color: var(--text-3); font-size: 15px; }
.work-detail__meta {
    margin: 28px 0 0;
    padding: 18px 20px;
    border-radius: 12px;
    background: var(--card-inner);
    display: flex; flex-direction: column; gap: 12px;
    font-size: 15px;
}
.work-detail__meta div { display: grid; grid-template-columns: 70px 1fr; gap: 12px; }
.work-detail__meta dt { color: var(--text-3); }
.work-detail__meta dd { margin: 0; color: var(--text); }
.work-detail__meta a { text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--text-3); }
.work-detail__desc { margin-top: 24px; color: var(--text-2); font-size: 15px; line-height: 1.8; }

.work-detail__gallery { display: flex; flex-direction: column; gap: 24px; }
.work-detail__gallery figure { margin: 0; border-radius: var(--radius); overflow: hidden; background: #111; }
.work-detail__gallery img { width: 100%; height: auto; }

/* ----- More projects ----- */
.more { margin-top: 72px; }
.more__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    text-align: left;
}
.detail-404 p { color: var(--text-2); }
.detail-404 a { text-decoration: underline; }

@media (max-width: 960px) {
    .detail__back { padding: 8px 32px 0; }
    .case-hero { padding: 32px 32px 40px; }
    .case-cover { margin: 0 32px; }
    .case-topic { padding: 56px 32px 0; }
    .case-topic__text { grid-template-columns: 1fr; gap: 16px; }
    .case-topic__head { position: static; }
    .work-detail { grid-template-columns: 1fr; padding: 32px 32px 56px; gap: 32px; }
    .work-detail__info { position: static; }
    .more__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
    .detail__back { padding: 8px 16px 0; }
    .case-hero { padding: 28px 16px 32px; }
    .case-cover { margin: 0 16px; border-radius: var(--radius); }
    .case-topic { padding: 48px 16px 0; }
    .case-topic__img { border-radius: var(--radius); }
    .work-detail { padding: 24px 16px 48px; }
    .more__grid { grid-template-columns: 1fr; }
}