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

:root {
    --black: #0d0d0d;
    --white: #f8f6f2;
    --gold: #b8922a;
    --gold-light: #d4aa4a;
    --gray: #5a5a5a;
    --light-gray: #e8e4de;
    --section-bg: #f2efe9;
    --font-display: "Playfair Display", Georgia, serif;
    --font-body: "DM Sans", sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--white);
    color: var(--black);
    overflow-x: hidden;
}

/* WHASTSAPP FLOAT */
.wa-icon {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #25D366;
  color: white;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  text-decoration: none;
  box-shadow: 0 6px 15px rgba(0,0,0,0.25);
  z-index: 999;
  transition: transform 0.2s, box-shadow 0.2s;
}

.wa-icon:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 20px rgba(0,0,0,0.3);
}

/* NAV */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.1rem 5%;
    background: rgba(248, 246, 242, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--light-gray);
    transition: box-shadow 0.3s;
}

nav.scrolled {
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.nav-logo .lc {
    font-size: 1.8rem;
    color: var(--gold);
    line-height: 1;
}

.nav-logo .lt {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--black);
    line-height: 1.2;
}

.nav-logo .ls {
    font-size: 0.65rem;
    color: var(--gray);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--gray);
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    position: relative;
    padding-bottom: 2px;
    transition: color 0.2s;
}

.nav-links a::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gold);
    transition: width 0.3s;
}

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

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

.nav-cta {
    background: var(--black) !important;
    color: var(--white) !important;
    padding: 0.5rem 1.3rem !important;
    border-radius: 2px;
}

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

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

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

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--black);
    transition: all 0.3s;
}

/* HERO */
#hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    padding-top: 70px;
}

.hero-left {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 5rem 4% 5rem 7%;
    position: relative;
}

.hero-left::before {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: 1px;
    background: var(--light-gray);
}

.hero-tag {
    display: inline-block;
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gold);
    font-weight: 600;
    margin-bottom: 1.2rem;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 4.5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.3rem;
}

.hero-title span {
    color: var(--gold);
}

.hero-desc {
    font-size: 1rem;
    color: var(--gray);
    line-height: 1.8;
    max-width: 420px;
    margin-bottom: 2rem;
    font-weight: 300;
}

.hero-btns {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-primary {
    background: var(--black);
    color: var(--white);
    padding: 0.85rem 1.8rem;
    font-family: var(--font-body);
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition:
        background 0.25s,
        transform 0.2s;
    display: inline-block;
}

.btn-primary:hover {
    background: var(--gold);
    transform: translateY(-1px);
}

.btn-outline {
    border: 1px solid var(--black);
    color: var(--black);
    padding: 0.85rem 1.8rem;
    font-family: var(--font-body);
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    text-decoration: none;
    cursor: pointer;
    background: transparent;
    transition: all 0.25s;
    display: inline-block;
}

.btn-outline:hover {
    background: var(--black);
    color: var(--white);
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--light-gray);
}

.stat-num {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--gold);
}

.stat-label {
    font-size: 0.72rem;
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 0.2rem;
}

.hero-right {
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 2.5rem;

    /* Background image */
    background-image: url("https://via.placeholder.com/1200x900?text=Your+Project+Image");
    background-size: cover;
    background-position: center;
}

/* Dark overlay for readability */
.hero-right::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
            rgba(13, 13, 13, 0.85) 0%,
            rgba(13, 13, 13, 0.65) 50%,
            rgba(13, 13, 13, 0.9) 100%);
}

.hero-grid {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: #2a2a2a;
    border: 1px solid #2a2a2a;
    margin-bottom: 1.5rem;
}

.hero-card {
    background: #111;
    padding: 1.5rem 1.2rem;
    position: relative;
    overflow: hidden;
    transition: background 0.3s;
}

.hero-card:hover {
    background: #1a1a1a;
}

.hero-card-icon {
    font-size: 1.4rem;
    margin-bottom: 0.6rem;
}

.hero-card-title {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.3rem;
}

.hero-card-desc {
    font-size: 0.7rem;
    color: #888;
    line-height: 1.5;
}

.hero-card-accent {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gold);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s;
}

.hero-card:hover .hero-card-accent {
    transform: scaleX(1);
}

.hero-contact {
    position: relative;
    z-index: 2;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.6rem;
    color: #888;
    font-size: 0.78rem;
}

.hero-contact a {
    color: var(--gold-light);
    text-decoration: none;
}

/* SECTIONS */
section {
    padding: 5rem 7%;
}

.section-label {
    font-size: 0.7rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--gold);
    font-weight: 600;
    margin-bottom: 0.8rem;
    display: block;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 0.8rem;
}

.section-desc {
    font-size: 1rem;
    color: var(--gray);
    line-height: 1.8;
    max-width: 560px;
    font-weight: 300;
}

/* CATEGORY TABS */
.cat-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 3rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.cat-tabs {
    display: flex;
    gap: 0;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 0.55rem 1.1rem;
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    background: transparent;
    border: 1px solid var(--light-gray);
    border-right: none;
    cursor: pointer;
    color: var(--gray);
    font-family: var(--font-body);
    transition: all 0.2s;
}

.tab-btn:last-child {
    border-right: 1px solid var(--light-gray);
}

.tab-btn.active,
.tab-btn:hover {
    background: var(--black);
    color: var(--white);
    border-color: var(--black);
}

/* PRODUCT SECTIONS */
.prod-section {
    display: none;
}

.prod-section.active {
    display: block;
}

.prod-section-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    padding-bottom: 0.8rem;
    border-bottom: 2px solid var(--light-gray);
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.prod-section-title span {
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gold);
    background: rgba(184, 146, 42, 0.08);
    padding: 0.3rem 0.7rem;
    border: 1px solid rgba(184, 146, 42, 0.2);
}

/* GALLERY GRID */
.gallery {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 3rem;
}

.gallery.hero-gallery {
    grid-template-columns: repeat(3, 1fr);
}

/* ONE universal size for all items */
.gallery-item {
    position: relative;
    overflow: hidden;
    background: #f0ede7;
    cursor: pointer;
    aspect-ratio: 4/3;
    /* landscape — works great for product shots */
}

.gallery.hero-gallery .gallery-item.wide {
    grid-column: span 2;
    aspect-ratio: 16/7;
}

.gimg {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.gallery-item:hover .gimg {
    transform: scale(1.05);
}

.gallery-item-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.72) 0%, transparent 55%);
    display: flex;
    flex-direction: column;
    /* stack label + spec vertically */
    align-items: flex-start;
    justify-content: flex-end;
    padding: 0.75rem;
    /* REMOVE opacity:0 and transition — always shown */
}

/* .gallery-item:hover .gallery-item-overlay {
        opacity: 1;
      } */
.gallery-item-label {
    color: #fff;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    line-height: 1.3;
}

.gallery-item-spec {
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.65rem;
    letter-spacing: 0.04em;
    margin-top: 2px;
}

#lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.92);
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

#lightbox.open {
    display: flex;
}

.lb-inner {
    display: grid;
    grid-template-columns: 1fr 380px;
    max-width: 1100px;
    width: 100%;
    max-height: 90vh;
    background: #111;
    overflow: hidden;
}

.lb-image-side {
    position: relative;
    overflow: hidden;
    background: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lb-image-side img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    max-height: 90vh;
}

.lb-detail-side {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 2.5rem 2rem;
    border-left: 1px solid #2a2a2a;
    overflow-y: auto;
}

.lb-detail-top {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.lb-category {
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gold);
    font-weight: 600;
}

.lb-name {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    line-height: 1.2;
}

.lb-spec-block {
    margin-top: 0.5rem;
    padding: 1rem;
    border: 1px solid #2a2a2a;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.lb-spec-label {
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: #666;
}

.lb-spec-value {
    font-size: 0.9rem;
    color: #ccc;
    font-weight: 500;
}

.lb-spec-value br {
  display: block;
  margin-bottom: 4px;
}

.lb-detail-bottom {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    margin-top: 2rem;
}

.lb-nav-row {
    display: flex;
    gap: 0.5rem;
}

.lb-nav-btn {
    flex: 1;
    padding: 0.7rem;
    background: #1a1a1a;
    border: 1px solid #2a2a2a;
    color: #fff;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
}

.lb-nav-btn:hover {
    background: #2a2a2a;
    border-color: var(--gold);
}

.lb-close-btn {
    width: 100%;
    padding: 0.7rem;
    background: transparent;
    border: 1px solid #333;
    color: #888;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.2s;
    font-family: var(--font-body);
}

.lb-close-btn:hover {
    border-color: #fff;
    color: #fff;
}

@media (max-width: 768px) {
    .lb-inner {
        grid-template-columns: 1fr;
        grid-template-rows: 1fr auto;
        max-height: 95vh;
    }

    .lb-detail-side {
        border-left: none;
        border-top: 1px solid #2a2a2a;
        padding: 1.2rem;
    }
}

/* hide old controls */
#lb-close,
#lb-prev,
#lb-next,
#lb-caption {
    display: none;
}

/* ABOUT */
#about {
    background: var(--section-bg);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.about-box {
    background: var(--black);
    color: var(--white);
    padding: 3rem;
    position: relative;
}

.about-box::before {
    content: "禾莊";
    position: absolute;
    top: -0.5rem;
    right: 1.5rem;
    font-size: 4rem;
    color: var(--gold);
    opacity: 0.15;
    font-family: serif;
    line-height: 1;
}

.about-box-quote {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
    line-height: 1.5;
    margin-bottom: 1.2rem;
}

.about-box-text {
    font-size: 0.85rem;
    color: #aaa;
    line-height: 1.8;
}

.about-accent {
    position: absolute;
    bottom: -1rem;
    right: -1rem;
    width: 100px;
    height: 100px;
    border: 2px solid var(--gold);
    z-index: -1;
}

.about-visual {
    position: relative;
}

.about-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
    margin-top: 1.5rem;
}

.about-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.7rem;
    font-size: 0.88rem;
    color: var(--gray);
}

.about-list li::before {
    content: "—";
    color: var(--gold);
    font-weight: 700;
    flex-shrink: 0;
}

/* WHY */
#why {
    background: var(--black);
    color: var(--white);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

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

#why .section-desc {
    color: #aaa;
}

.why-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.8rem;
    margin-top: 2.5rem;
}

.why-feat {
    border-top: 1px solid #333;
    padding-top: 1.2rem;
}

.why-feat-title {
    font-weight: 600;
    font-size: 0.88rem;
    margin-bottom: 0.4rem;
}

.why-feat-desc {
    font-size: 0.78rem;
    color: #888;
    line-height: 1.7;
}

.why-visual {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.why-box {
    background: #1a1a1a;
    padding: 2rem 1.5rem;
    border: 1px solid #2a2a2a;
    transition: border-color 0.3s;
}

.why-box:hover {
    border-color: var(--gold);
}

.why-box-num {
    font-family: var(--font-display);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--gold);
    line-height: 1;
    margin-bottom: 0.4rem;
}

.why-box-label {
    font-size: 0.72rem;
    color: #888;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.why-box.tall {
    grid-row: span 2;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

/* CONTACT */
#contact {
    background: var(--section-bg);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    margin-top: 3rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.8rem;
}

.contact-item-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--gold);
    font-weight: 600;
    margin-bottom: 0.4rem;
}

.contact-item-val {
    font-size: 0.92rem;
    color: var(--black);
    line-height: 1.7;
}

.contact-item-val a {
    color: var(--black);
    text-decoration: none;
}

.contact-item-val a:hover {
    color: var(--gold);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.form-group label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--gray);
    font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
    border: 1px solid var(--light-gray);
    background: var(--white);
    padding: 0.7rem 0.9rem;
    font-family: var(--font-body);
    font-size: 0.88rem;
    color: var(--black);
    outline: none;
    resize: vertical;
    transition: border-color 0.2s;
}

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

.form-group textarea {
    min-height: 110px;
}

/* FOOTER */
footer {
    background: var(--black);
    color: #888;
    padding: 2.5rem 7%;
    font-size: 0.78rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-logo {
    color: var(--gold);
    font-size: 1.4rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    color: #888;
    text-decoration: none;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--white);
}

/* REVEAL */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition:
        opacity 0.65s ease,
        transform 0.65s ease;
}

.reveal.visible {
    opacity: 1;
    transform: none;
}

/* RESPONSIVE */
@media (max-width: 960px) {
    .nav-links {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    #hero {
        grid-template-columns: 1fr;
    }

    .hero-right {
        min-height: 380px;
    }

    #about,
    #why,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    section {
        padding: 4rem 5%;
    }
}

@media (max-width: 600px) {
    .gallery {
        grid-template-columns: repeat(2, 1fr);
    }

    .gallery-item.wide {
        grid-column: span 1;
        aspect-ratio: 1/1;
    }

    .why-features,
    .form-row,
    .why-visual {
        grid-template-columns: 1fr;
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: 1.2rem;
    }

    .cat-tabs {
        overflow-x: auto;
        width: 100%;
    }
}