/* =========================================================
   ASENRA · Editorial Theme
   Cream + Forest green · DM Serif Display + Be Vietnam Pro
   ========================================================= */
:root {
    /* Surfaces */
    --bg:           #f1ead4;
    --bg-soft:      #e9e1c4;
    --bg-card:      #fbf6e4;
    --paper:        #ffffff;

    /* Ink */
    --fg:           #1a1814;
    --fg-2:         #4a463d;
    --fg-3:         #8a8470;

    /* Accent */
    --accent:       #2f5d3a;
    --accent-hover: #234a2d;
    --accent-soft:  rgba(47,93,58,.08);

    /* Borders & shadow */
    --border:       rgba(26,24,20,.10);
    --border-2:     rgba(26,24,20,.18);
    --shadow-sm:    0 2px 8px rgba(26,24,20,.06);
    --shadow-md:    0 14px 32px -14px rgba(26,24,20,.18);
    --shadow-lg:    0 32px 60px -22px rgba(26,24,20,.28);

    /* Aliases for legacy class names */
    --text:         var(--fg);
    --text-soft:    var(--fg-2);
    --ink-mute:     var(--fg-3);
    --bg-alt:       var(--bg-card);
    --brand:        var(--accent);
    --brand-d:      var(--accent-hover);
    --brand-l:      #7fb588;
    --brass:        var(--accent);

    /* Geometry */
    --maxw:         1280px;
    --r-xl:         28px;
    --r-lg:         22px;
    --r-md:         16px;
    --r-sm:         10px;
    --pill:         999px;

    /* Fonts */
    --f-display:    'Fraunces', 'Cormorant Garamond', Georgia, serif;
    --f-body:       'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, "Segoe UI",
                    "Helvetica Neue", Arial, sans-serif;
    --tracking:     .3em;
}

[data-theme="dark"] {
    --bg:           #181815;
    --bg-soft:      #20201c;
    --bg-card:      #24241f;
    --paper:        #1f1f1c;
    --fg:           #f3eedb;
    --fg-2:         #cbc6b3;
    --fg-3:         #8f8a78;
    --accent:       #7fb588;
    --accent-hover: #9ec9a4;
    --accent-soft:  rgba(127,181,136,.12);
    --border:       rgba(243,238,219,.10);
    --border-2:     rgba(243,238,219,.18);
    --shadow-sm:    0 2px 8px rgba(0,0,0,.4);
    --shadow-md:    0 14px 30px -10px rgba(0,0,0,.55);
    --shadow-lg:    0 30px 60px -18px rgba(0,0,0,.7);

    --bg-alt:       var(--bg-card);
    --brand:        var(--accent);
    --brand-d:      var(--accent-hover);
    --brand-l:      #b8ddbe;
    --brass:        var(--accent);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    margin: 0; padding: 0;
    font-family: var(--f-body);
    background: var(--bg);
    color: var(--fg);
    line-height: 1.65;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    transition: background .35s ease, color .35s ease;
}
img { max-width: 100%; display: block; }
a  { color: inherit; text-decoration: none; }
button { font: inherit; }

h1, h2, h3, h4 {
    font-family: var(--f-display);
    font-weight: 400;
    letter-spacing: -.01em;
    line-height: 1.06;
}
h1 em, h2 em, h3 em { font-style: italic; color: var(--accent); font-weight: 400; }

::selection { background: var(--accent); color: var(--bg); }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 32px; }

/* ============================================================
   HOUSE WRAPPER
   ============================================================ */
.house { display: flex; flex-direction: column; gap: 0; padding: 0; }
.floor[id] { scroll-margin-top: 104px; }
@media (max-width: 900px) { .floor[id] { scroll-margin-top: 84px; } }

/* ============================================================
   FLOOR (clean section, no ornaments)
   ============================================================ */
.floor { width: 100%; position: relative; }
.floor--f5 { background: var(--bg-soft); }
.floor--f2 { background: var(--bg-soft); }
.floor--f3 { background: var(--bg-soft); }

.floor__inner {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: clamp(72px, 10vw, 120px) 32px;
}

.floor__header {
    max-width: 880px;
    margin: 0 0 clamp(40px, 5vw, 64px);
}
.floor--f1 .floor__header,
.floor--f6 .floor__header,
.floor--f5 .floor__header { text-align: left; }

.floor__tag {
    display: inline-block;
    font-size: 11px;
    letter-spacing: var(--tracking);
    text-transform: uppercase;
    color: var(--accent);
    font-weight: 600;
    margin: 0 0 18px;
}
.floor__title {
    margin: 0 0 14px;
    font-size: clamp(38px, 5.5vw, 72px);
    line-height: 1.02;
    color: var(--fg);
}
.floor__sub {
    margin: 0;
    color: var(--fg-2);
    font-size: clamp(15px, 1.4vw, 18px);
    line-height: 1.6;
    max-width: 620px;
}

/* ============================================================
   ROOF / HERO
   ============================================================ */
.frame--roof { margin: 0; }
.roof {
    position: relative;
    overflow: hidden;
    color: var(--fg);
    text-align: center;
    padding: clamp(18px, 2.5vw, 32px) clamp(20px, 4vw, 48px) clamp(44px, 5.5vw, 68px);
    background: var(--bg);
}
.roof::after { display: none; }
.roof::before { display: none; }

.roof__inner {
    position: relative; z-index: 2;
    max-width: var(--maxw);
    margin: 0 auto;
    display: flex; flex-direction: column; gap: clamp(28px, 4vw, 44px);
}

.roof__hero {
    margin: 0 auto;
    width: 100%;
    max-width: var(--maxw);
    display: flex;
    flex-direction: column;
    gap: clamp(18px, 2.6vw, 30px);
    text-align: center;
}
.roof__copy {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: clamp(2px, .6vw, 8px);
}
.roof__eyebrow {
    display: inline-block;
    font-size: clamp(11px, .85vw, 12.5px);
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--accent);
    font-weight: 600;
    margin: 0 0 8px;
}
.roof__eyebrow::before, .roof__eyebrow::after { display: none; }
.roof__title {
    margin: 0;
    font-family: var(--f-display);
    font-size: clamp(40px, 6vw, 72px);
    line-height: .95;
    font-weight: 400;
    letter-spacing: 0;
    color: var(--fg);
}
.roof__title em {
    font-style: italic;
    color: var(--accent);
    font-weight: 400;
}
.roof__cta {
    margin-top: clamp(14px, 2vw, 22px);
    display: inline-flex; gap: 12px; flex-wrap: wrap; justify-content: center;
}
.roof__desc {
    max-width: 560px;
    margin: 10px auto 0;
    color: var(--fg-2);
    font-size: clamp(13.5px, 1.1vw, 15.5px);
    line-height: 1.65;
}
/* Banner dài full-width — cả khối là 1 link sang trang Nhà trọn gói */
.roof-package {
    position: relative;
    overflow: hidden;
    display: flex;
    width: 100%;
    min-height: clamp(240px, 28vw, 380px);
    flex-direction: column;
    justify-content: flex-end;
    padding: clamp(22px, 3.2vw, 34px) clamp(22px, 3.6vw, 40px);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    color: #f7f0dc;
    text-align: left;
    text-decoration: none;
    background:
        linear-gradient(100deg, rgba(20, 35, 20, .82) 0%, rgba(25, 44, 28, .45) 45%, rgba(25, 44, 28, .08) 100%),
        url("/uploads/drive-20260610/biet-thu/villa-01.png") center/cover;
    box-shadow: var(--shadow-lg);
    transition: transform .3s ease, box-shadow .3s ease;
}
.roof-package:hover { transform: translateY(-3px); }
.roof-package__tag {
    position: absolute;
    top: clamp(18px, 2.6vw, 28px);
    left: clamp(22px, 3.6vw, 40px);
    align-self: flex-start;
    padding: 7px 12px;
    border-radius: var(--pill);
    background: rgba(246, 239, 222, .9);
    color: #2f5d3a;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
}
.roof-package h2 {
    margin: 0 0 8px;
    max-width: 520px;
    font-family: var(--f-display);
    font-size: clamp(26px, 3.2vw, 42px);
    line-height: 1.05;
    font-weight: 400;
}
.roof-package p {
    max-width: 480px;
    margin: 0 0 18px;
    color: rgba(247, 240, 220, .85);
    line-height: 1.6;
}
.roof-package .btn { align-self: flex-start; }

/* Buttons (pill) */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 13px 26px; border-radius: var(--pill);
    border: 1px solid transparent;
    font-family: var(--f-body);
    font-weight: 500; font-size: 14.5px;
    cursor: pointer;
    transition: transform .25s ease, background .25s ease, border-color .25s ease, color .25s ease;
}
.btn--primary {
    background: var(--accent); color: #f3eedb;
}
.btn--primary:hover { background: var(--accent-hover); transform: translateY(-2px); }
.btn--ghost {
    background: transparent; color: var(--fg);
    border-color: var(--border-2);
}
.btn--ghost:hover { background: var(--accent-soft); border-color: var(--accent); color: var(--accent); }
[data-theme="dark"] .btn--primary { color: var(--bg); }

/* Roof slider (kept) */
.roof__slider {
    margin: 0 auto;
    width: 100%;
    overflow: hidden;
    position: relative;
    -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 6%, #000 94%, transparent 100%);
            mask-image: linear-gradient(90deg, transparent 0, #000 6%, #000 94%, transparent 100%);
}
.roof__slider-track {
    display: flex; gap: 18px;
    width: max-content;
    animation: roofMarquee 48s linear infinite;
    will-change: transform;
}
.roof__slider:hover .roof__slider-track { animation-play-state: paused; }
.roof__slide {
    flex: 0 0 auto;
    width: clamp(220px, 24vw, 320px);
    aspect-ratio: 4/5;
    margin: 0;
    border-radius: var(--r-md);
    overflow: hidden;
    position: relative;
    background: var(--bg-card);
    transition: transform .35s ease;
}
.roof__slide:hover { transform: translateY(-4px); }
.roof__slide img {
    width: 100%; height: 100%; object-fit: cover; display: block;
    transition: transform .6s cubic-bezier(.2,.0,.2,1);
}
.roof__slide:hover img { transform: scale(1.04); }
.roof__slide figcaption {
    position: absolute; left: 12px; bottom: 12px;
    padding: 6px 12px;
    font-size: 12px;
    color: var(--fg);
    background: rgba(251,246,228,.92);
    border-radius: var(--pill);
    letter-spacing: .02em;
    font-weight: 500;
}
@keyframes roofMarquee {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) { .roof__slider-track { animation: none; } }

/* ============================================================
   CARDS · gallery grid (f1, f5, f6 share .grid-cards / .card)
   ============================================================ */
.grid-cards {
    display: grid; gap: 22px;
    grid-template-columns: repeat(4, 1fr);
}
.grid-cards--4 { grid-template-columns: repeat(4, 1fr); }
.grid-cards--3 { grid-template-columns: repeat(3, 1fr); }

.masonry { columns: 3; column-gap: 22px; }
.masonry .card { display: inline-block; width: 100%; margin-bottom: 22px; break-inside: avoid; }

.card {
    background: transparent;
    border-radius: var(--r-md);
    overflow: hidden;
    position: relative;
    transition: transform .35s cubic-bezier(.4,.0,.2,1);
}
.card:hover { transform: translateY(-4px); }
.card__media {
    position: relative;
    aspect-ratio: 4/5;
    overflow: hidden;
    background: var(--bg-card);
    border-radius: var(--r-md);
}
.masonry .card__media { aspect-ratio: auto; }
.card__media img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform .6s cubic-bezier(.2,.0,.2,1);
    cursor: zoom-in;
}
.masonry .card__media img { height: auto; }
.card:hover .card__media img { transform: scale(1.04); }

/* Number "01" italic top-right */
.card__num {
    position: absolute; top: 14px; right: 16px;
    font-family: var(--f-display);
    font-style: italic;
    font-size: 22px;
    color: #fbf6e4;
    z-index: 2;
    text-shadow: 0 2px 16px rgba(0,0,0,.45);
    letter-spacing: .04em;
}

/* White pill label bottom-left */
.card__label {
    position: absolute; left: 14px; bottom: 14px;
    background: rgba(251,246,228,.95);
    color: var(--fg);
    padding: 6px 14px;
    border-radius: var(--pill);
    font-size: 12.5px;
    font-weight: 500;
    z-index: 2;
    letter-spacing: .01em;
    backdrop-filter: blur(8px);
}

.card__pin {
    position: absolute; top: 14px; left: 14px;
    background: var(--accent); color: #fbf6e4;
    font-size: 11px; font-weight: 600;
    padding: 4px 12px; border-radius: var(--pill);
    letter-spacing: .14em; text-transform: uppercase;
    z-index: 2;
}

.card__body { padding: 14px 4px 6px; }
.card__title {
    margin: 0 0 4px;
    font-size: 18px;
    font-family: var(--f-display);
    font-weight: 400;
    color: var(--fg);
    line-height: 1.25;
    letter-spacing: -.005em;
}
.card__desc { margin: 0; font-size: 13.5px; color: var(--fg-2); line-height: 1.55; }

/* ============================================================
   F4 · services (3 cards layout)
   ============================================================ */
.svc-stack { display: grid; gap: clamp(44px, 5vw, 64px); }
.svc-section { display: grid; gap: 24px; }
.svc-section__head {
    display: flex; align-items: end; justify-content: space-between; gap: 18px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}
.svc-section__head h3 {
    margin: 0;
    font-size: clamp(28px, 3.4vw, 40px);
    line-height: 1.1;
    color: var(--fg);
    font-family: var(--f-display); font-weight: 400;
    letter-spacing: -.005em;
}
.svc-section__head p {
    margin: 8px 0 0;
    color: var(--fg-2);
    font-size: 15px;
    max-width: 560px;
}
.svc-section__count {
    flex: 0 0 auto;
    font-size: 11px;
    letter-spacing: var(--tracking);
    text-transform: uppercase;
    color: var(--accent);
    font-weight: 600;
}
.svc-grid {
    display: grid; gap: 22px;
    grid-template-columns: repeat(3, 1fr);
}
.svc-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 4/5;
    transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
}
.svc-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-2);
}
.svc-card--empty {
    background:
        linear-gradient(180deg, var(--bg-card), var(--bg-soft));
}
.svc-card img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform .6s cubic-bezier(.2,.0,.2,1);
}
.svc-card:hover img { transform: scale(1.04); }
.svc-card__overlay {
    position: absolute; inset: 0; padding: 22px;
    display: flex; flex-direction: column; justify-content: flex-end;
    background: linear-gradient(180deg, transparent 40%, rgba(20,15,5,.78) 100%);
    color: #fbf6e4;
}
.svc-card--empty .svc-card__overlay {
    background: none; color: var(--fg);
    justify-content: space-between;
}
.svc-card__overlay h3 {
    margin: 6px 0 6px; font-size: 24px; font-family: var(--f-display);
    font-weight: 400; letter-spacing: -.005em;
}
.svc-card__overlay span { font-size: 13px; opacity: .85; }
.svc-card__overlay .pill {
    align-self: flex-start;
    background: rgba(251,246,228,.92);
    color: var(--fg);
    padding: 4px 12px; border-radius: var(--pill);
    font-size: 11px; letter-spacing: .14em; font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 8px;
}
.svc-card--empty .svc-card__overlay .pill {
    background: var(--accent); color: #fbf6e4;
}
.svc-card__cta {
    display: inline-flex; align-items: center; gap: 6px;
    margin-top: 12px;
    font-size: 12px; letter-spacing: .14em;
    text-transform: uppercase;
    font-weight: 600;
    color: #fbf6e4;
    transform: translateY(8px); opacity: 0;
    transition: all .4s ease;
}
.svc-card--empty .svc-card__cta { color: var(--accent); opacity: 1; transform: none; }
.svc-card:hover .svc-card__cta { transform: translateY(0); opacity: 1; }

/* ============================================================
   F2 · client logos
   ============================================================ */
.logo-grid { display: grid; gap: 18px; grid-template-columns: repeat(6, 1fr); }
.logo-cell {
    aspect-ratio: 4/3;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    display: flex; align-items: center; justify-content: center;
    padding: 18px;
    transition: transform .3s ease, border-color .3s ease;
    overflow: hidden;
    position: relative;
}
.logo-cell:hover {
    transform: translateY(-2px);
    border-color: var(--accent);
}
.logo-cell img {
    max-width: 100%; max-height: 100%; object-fit: contain;
    filter: grayscale(100%);
    opacity: .55;
    transition: all .35s ease;
}
.logo-cell:hover img { filter: none; opacity: 1; }

/* ============================================================
   F3 · contact + reviews (testimonial style)
   ============================================================ */
.contact-grid {
    display: grid; gap: 36px;
    grid-template-columns: 1fr 1fr;
    align-items: stretch;
}
.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: clamp(28px, 3.5vw, 40px);
    border-radius: var(--r-lg);
    position: relative;
}
.contact-form h3 {
    margin: 0 0 8px;
    font-size: clamp(24px, 3vw, 34px);
    font-family: var(--f-display); font-weight: 400;
    letter-spacing: -.005em;
}
.contact-form .row { display: grid; gap: 14px; grid-template-columns: 1fr 1fr; }
.contact-form label {
    display: block;
    font-size: 11px;
    letter-spacing: var(--tracking);
    text-transform: uppercase;
    color: var(--fg-3);
    margin-bottom: 8px;
    font-weight: 600;
}
.contact-form input, .contact-form textarea {
    width: 100%;
    padding: 13px 16px;
    background: var(--bg);
    color: var(--fg);
    border: 1px solid var(--border);
    border-radius: var(--r-sm);
    font: inherit; font-size: 14.5px;
    transition: border-color .2s ease, background .2s ease;
}
.contact-form input:focus, .contact-form textarea:focus {
    outline: none; border-color: var(--accent); background: var(--paper);
}
.contact-form .field { margin-bottom: 14px; }
.contact-form .submit-row {
    display: flex; gap: 14px; align-items: center;
    margin-top: 8px;
}
.btn-primary {
    background: var(--accent); color: #f3eedb;
    border: 0;
    padding: 13px 26px;
    border-radius: var(--pill);
    font-weight: 500; font-size: 14.5px;
    cursor: pointer;
    transition: background .2s ease, transform .2s ease;
    font-family: var(--f-body);
}
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-2px); }
[data-theme="dark"] .btn-primary { color: var(--bg); }

/* Featured testimonial (green panel) */
.testimonial-featured {
    background: var(--accent);
    color: #f1ead4;
    border-radius: var(--r-lg);
    padding: clamp(32px, 4vw, 48px);
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 100%;
}
.testimonial-featured::before {
    content: "\201C";
    position: absolute;
    top: 18px; right: 28px;
    font-family: var(--f-display);
    font-size: clamp(96px, 12vw, 140px);
    line-height: .8;
    color: rgba(241,234,212,.18);
    pointer-events: none;
}
.testimonial-featured__quote {
    font-family: var(--f-display);
    font-weight: 400;
    font-size: clamp(20px, 2.2vw, 28px);
    line-height: 1.35;
    margin: 0 0 24px;
    color: #f1ead4;
    letter-spacing: -.005em;
}
.testimonial-featured__quote em { font-style: italic; color: #d7e6c8; }
.testimonial-featured__stars { color: #e4d59a; font-size: 14px; letter-spacing: 3px; margin-bottom: 12px; }
.testimonial-featured__author {
    display: flex; gap: 14px; align-items: center;
    margin-top: 8px;
}
.testimonial-featured__author img {
    width: 52px; height: 52px;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid rgba(241,234,212,.35);
}
.testimonial-featured__author h5 {
    margin: 0;
    font-family: var(--f-display);
    font-size: 17px;
    color: #f1ead4;
    font-weight: 400;
}
.testimonial-featured__author small {
    color: rgba(241,234,212,.7);
    font-size: 12.5px;
    letter-spacing: .03em;
}

.review-list { display: flex; flex-direction: column; gap: 14px; }
.review-item {
    display: flex; gap: 14px; padding: 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    transition: transform .2s ease, border-color .2s ease;
}
.review-item:hover { border-color: var(--border-2); }
.review-item img {
    width: 52px; height: 52px;
    border-radius: 50%; object-fit: cover; flex-shrink: 0;
    border: 1px solid var(--border);
}
.review-item h5 {
    margin: 0; font-size: 15px;
    color: var(--fg);
    font-family: var(--f-display);
    font-weight: 400;
}
.review-item small { color: var(--fg-3); font-size: 12px; letter-spacing: .04em; }
.review-item p { margin: 8px 0 0; font-size: 14px; color: var(--fg-2); line-height: 1.6; font-style: italic; }
.stars { color: var(--accent); font-size: 14px; letter-spacing: 2px; margin-top: 4px; }

/* ============================================================
   PACKAGE PAGE
   ============================================================ */
.package-page {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: clamp(92px, 12vw, 132px) clamp(20px, 4vw, 48px) 0;
}
.package-hero {
    display: grid;
    grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
    gap: clamp(24px, 4vw, 52px);
    align-items: center;
}
.package-hero__media {
    overflow: hidden;
    border-radius: var(--r-md);
    aspect-ratio: 4 / 5;
    background: var(--bg-card);
    box-shadow: var(--shadow-lg);
}
.package-hero__media img,
.package-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.package-hero__copy h1,
.package-steps h2,
.package-cta h2 {
    margin: 10px 0 16px;
    font-family: var(--f-display);
    font-size: clamp(42px, 6vw, 76px);
    line-height: 1.02;
    font-weight: 400;
    letter-spacing: 0;
    color: var(--fg);
}
.package-hero__copy p,
.package-cta p {
    margin: 0;
    color: var(--fg-2);
    font-size: clamp(15px, 1.4vw, 18px);
    line-height: 1.75;
}
.package-actions { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 12px; }
.package-section,
.package-steps,
.package-cta {
    margin-top: clamp(58px, 8vw, 96px);
}
.package-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}
.package-card {
    overflow: hidden;
    border-radius: var(--r-md);
    border: 1px solid var(--border);
    background: var(--bg-card);
    box-shadow: var(--shadow);
}
.package-card img { aspect-ratio: 4 / 3; }
.package-card__body { padding: 22px; }
.package-card__body > span {
    display: inline-flex;
    color: var(--accent);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
}
.package-card__body h3 {
    margin: 8px 0 8px;
    font-size: 23px;
    color: var(--fg);
}
.package-card__body p {
    margin: 0 0 14px;
    color: var(--fg-2);
    line-height: 1.6;
    font-size: 14px;
}
.package-card__body ul,
.package-steps ol {
    margin: 0;
    padding: 0;
    list-style: none;
}
.package-card__body li {
    padding: 8px 0;
    border-top: 1px solid var(--border);
    color: var(--fg-2);
    font-size: 13px;
}
.package-steps {
    display: grid;
    grid-template-columns: minmax(260px, .7fr) minmax(0, 1fr);
    gap: 28px;
    align-items: start;
}
.package-steps ol {
    display: grid;
    gap: 12px;
}
.package-steps li {
    display: grid;
    grid-template-columns: 150px 1fr;
    gap: 18px;
    padding: 20px;
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    background: var(--bg-card);
}
.package-steps b { color: var(--fg); }
.package-steps span { color: var(--fg-2); line-height: 1.6; }
.package-cta {
    display: flex;
    gap: 24px;
    align-items: center;
    justify-content: space-between;
    padding: clamp(28px, 4vw, 44px);
    border-radius: var(--r-md);
    background: var(--accent-soft);
    border: 1px solid var(--border);
}

/* ============================================================
   FLOAT contact buttons
   ============================================================ */
.float-contact {
    position: fixed; right: 18px; bottom: 18px; z-index: 90;
    display: flex; flex-direction: column; gap: 10px;
}
.float-contact button, .float-contact a {
    width: 54px; height: 54px; border-radius: 50%;
    background: var(--accent); color: #f1ead4; border: 0;
    box-shadow: var(--shadow-lg);
    cursor: pointer; font-size: 22px;
    display: inline-flex; align-items: center; justify-content: center;
    text-decoration: none;
    overflow: hidden;
    transition: transform .25s ease, background .25s ease;
}
.float-contact button:hover, .float-contact a:hover {
    transform: scale(1.06); background: var(--accent-hover);
}
.float-contact .zalo {
    background: #0068ff;
    padding: 0;
}
/* Icon Zalo chính thức phủ kín nút tròn (nút có overflow:hidden nên góc vuông được cắt tròn) */
.float-contact .zalo svg { width: 100%; height: 100%; display: block; transform: scale(1.02); }
.float-contact .zalo:hover { background: #0058d6; }
.float-contact .phone { background: #2f5d3a; }
.float-contact .facebook {
    background: #1877f2;
    color: #fff;
    font-size: 25px;
    font-family: Arial, sans-serif;
    font-weight: 700;
}
.float-contact .facebook:hover { background: #0f5fc7; }

/* ============================================================
   Contact modal
   ============================================================ */
.modal {
    position: fixed; inset: 0; display: none;
    background: rgba(20,15,5,.55);
    backdrop-filter: blur(10px);
    z-index: 200;
    align-items: center; justify-content: center; padding: 18px;
    overflow-y: auto;
    animation: modalIn .25s ease;
}
.modal.is-open { display: flex; }
@keyframes modalIn { from { opacity: 0; } to { opacity: 1; } }
.modal__panel {
    background: var(--bg-card); color: var(--fg);
    border-radius: var(--r-lg);
    width: 100%; max-width: 480px;
    padding: 32px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
    position: relative;
    max-height: calc(100vh - 36px);
    max-height: calc(100dvh - 36px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    animation: panelIn .35s cubic-bezier(.2,.8,.2,1);
}
@keyframes panelIn { from { opacity: 0; transform: translateY(20px) scale(.98); } to { opacity: 1; transform: none; } }
.modal__panel h3 {
    margin: 0 0 6px;
    font-size: 26px;
    font-family: var(--f-display);
    font-weight: 400;
}
.modal__panel ul { padding: 0; list-style: none; margin: 18px 0 0; }
.modal__panel ul li {
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: var(--r-sm);
    margin-bottom: 10px;
    display: flex; align-items: center; gap: 12px;
    font-size: 14px;
    background: var(--bg);
    transition: border-color .2s ease, transform .2s ease;
}
.modal__panel ul li:hover { border-color: var(--accent); transform: translateX(4px); }
.modal__panel ul li .ico {
    width: 36px; height: 36px; border-radius: 50%;
    background: var(--accent); color: #f1ead4;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 16px; flex-shrink: 0;
}
[data-theme="dark"] .modal__panel ul li .ico { color: var(--bg); }
.modal__close {
    background: transparent; border: 0; font-size: 28px;
    position: absolute; top: 14px; right: 14px;
    width: 36px; height: 36px; border-radius: 50%;
    color: var(--fg-2); cursor: pointer; line-height: 1;
    transition: background .2s ease;
}
.modal__close:hover { background: var(--bg); }
/* Giữ nút đóng luôn thấy khi panel cuộn nội bộ */
.modal__close {
    position: sticky;
    top: 0;
    right: auto;
    float: right;
    margin: -12px -12px 0 0;
    z-index: 1;
}
@media (max-width: 520px) {
    .modal { padding: 12px; }
    .modal__panel {
        padding: 24px 20px;
        max-height: calc(100vh - 24px);
        max-height: calc(100dvh - 24px);
    }
    .modal__panel h3 { font-size: 22px; }
    .modal__panel ul li { padding: 11px 12px; }
}

/* ============================================================
   GROUND · footer (dark warm)
   ============================================================ */
.frame--ground { margin: 0; }
.ground {
    position: relative;
    background: #1a1814;
    color: #cbc6b3;
    padding: clamp(60px, 8vw, 100px) clamp(24px, 5vw, 60px) 32px;
    overflow: hidden;
}
.ground__cta {
    max-width: var(--maxw); margin: 0 auto clamp(48px, 6vw, 72px);
    border-bottom: 1px solid rgba(243,238,219,.10);
    padding-bottom: clamp(40px, 5vw, 60px);
    display: flex; align-items: center; justify-content: space-between;
    gap: 20px; flex-wrap: wrap;
}
.ground__cta > div { max-width: 640px; }
.ground__cta h3 {
    margin: 0;
    font-family: var(--f-display); font-weight: 400;
    font-size: clamp(28px, 4vw, 44px);
    color: #f3eedb;
    line-height: 1.05;
    letter-spacing: -.005em;
}
.ground__cta p {
    margin: 10px 0 0;
    color: rgba(243,238,219,.7);
    font-size: 15px;
}
.ground__cta .btn--primary {
    background: #f3eedb; color: #1a1814;
}
.ground__cta .btn--primary:hover { background: #fff; color: #1a1814; }

.ground__grid {
    max-width: var(--maxw); margin: 0 auto;
    display: grid; gap: 36px;
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
}
.ground h4 {
    color: #f3eedb; margin: 0 0 16px;
    font-size: 11px;
    letter-spacing: var(--tracking);
    text-transform: uppercase;
    font-family: var(--f-body); font-weight: 600;
}
.ground p, .ground li {
    font-size: 14px; line-height: 1.75; color: rgba(243,238,219,.65);
}
.ground ul { padding: 0; margin: 0; list-style: none; }
.ground ul li { padding: 3px 0; }
.ground a {
    color: rgba(243,238,219,.85);
    transition: color .2s ease;
}
.ground a:hover { color: #f3eedb; }
.ground__brand {
    margin: 0 0 18px;
}
.ground__brand img {
    height: clamp(72px, 8vw, 96px);
    width: auto;
    display: block;
    filter: brightness(0) invert(1) opacity(.92);
}
.ground__company {
    margin: 0 0 4px;
    font-family: var(--f-display);
    font-size: 18px;
    font-weight: 400;
    color: #f3eedb;
    letter-spacing: -.005em;
}
.ground__tax {
    margin-top: 12px;
    font-size: 12px;
    color: rgba(243,238,219,.45);
    letter-spacing: .05em;
}
.ground__copy {
    max-width: var(--maxw); margin: 40px auto 0;
    padding-top: 26px;
    border-top: 1px solid rgba(243,238,219,.10);
    display: flex; justify-content: space-between; align-items: center;
    font-size: 12px; color: rgba(243,238,219,.4); flex-wrap: wrap; gap: 8px;
    letter-spacing: .03em;
}
.ground__copy a { color: rgba(243,238,219,.5); }
.ground__copy a:hover { color: #f3eedb; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
    .grid-cards, .grid-cards--4 { grid-template-columns: repeat(2, 1fr); }
    .grid-cards--3 { grid-template-columns: repeat(2, 1fr); }
    .masonry { columns: 2; }
    .svc-grid { grid-template-columns: repeat(2, 1fr); }
    .logo-grid { grid-template-columns: repeat(4, 1fr); }
    .contact-grid { grid-template-columns: 1fr; }
    .ground__grid { grid-template-columns: 1fr 1fr; }
    .package-hero, .package-steps { grid-template-columns: 1fr; }
    .package-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .roof__slide { width: clamp(200px, 32vw, 260px); }
}
@media (max-width: 720px) {
    .floor__inner { padding: 64px 22px; }
    .grid-cards, .grid-cards--4, .grid-cards--3 { grid-template-columns: 1fr; gap: 18px; }
    .masonry { columns: 1; }
    .svc-grid { grid-template-columns: 1fr; gap: 18px; }
    .package-grid { grid-template-columns: 1fr; }
    .package-steps li { grid-template-columns: 1fr; gap: 8px; }
    .package-cta { align-items: flex-start; flex-direction: column; }
    .package-hero__copy h1, .package-steps h2, .package-cta h2 { font-size: clamp(36px, 11vw, 52px); }
    .logo-grid { grid-template-columns: repeat(3, 1fr); gap: 10px; }
    .ground { padding-left: 22px; padding-right: 22px; }
    .ground__grid { grid-template-columns: 1fr; gap: 24px; }
    .ground__cta { flex-direction: column; align-items: flex-start; text-align: left; }
    .roof { padding-top: 16px; }
    .roof__copy { min-height: auto; }
    .roof-package { min-height: 300px; padding: 20px; }
    .roof-package__tag { top: 16px; left: 20px; }
    .roof__title { font-size: clamp(38px, 11vw, 52px); }
    .roof__slide { width: 64vw; aspect-ratio: 4/5; }
    .roof__slider-track { gap: 12px; animation-duration: 36s; }
    .contact-form { padding: 24px; }
    .contact-form .row { grid-template-columns: 1fr; }
    .contact-form .submit-row { flex-direction: column; align-items: stretch; }
    .float-contact { right: 12px; bottom: 12px; }
    .float-contact button, .float-contact a { width: 48px; height: 48px; font-size: 19px; }
    .svc-section__head { flex-direction: column; align-items: flex-start; gap: 8px; }
}

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s ease, transform .8s ease; }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; transition: none; }
}

/* ============================================================
   STICKY HEADER
   ============================================================ */
.hdr {
    position: sticky; top: 0; z-index: 100;
    background: rgba(241,234,212,.82);
    backdrop-filter: saturate(180%) blur(16px);
    -webkit-backdrop-filter: saturate(180%) blur(16px);
    border-bottom: 1px solid var(--border);
    transition: background .25s ease, border-color .25s ease;
}
[data-theme="dark"] .hdr {
    background: rgba(24,24,21,.82);
}
.hdr.is-scrolled { box-shadow: 0 4px 16px -10px rgba(26,24,20,.18); }
[data-theme="dark"] .hdr.is-scrolled { box-shadow: 0 6px 22px -10px rgba(0,0,0,.5); }

.hdr__inner {
    display: grid;
    grid-template-columns: minmax(0,1fr) auto minmax(0,1fr);
    align-items: center;
    gap: 18px;
    min-height: 104px;
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 0 32px;
    position: relative;
}

/* --- NAV (left + right of brand) --- */
.hdr__nav {
    display: flex;
    gap: 4px;
    align-items: center;
}
.hdr__nav--left  { justify-content: flex-start; }
.hdr__nav--right { justify-content: flex-end; }
.hdr__nav a {
    padding: 9px 14px;
    border-radius: var(--pill);
    font-size: 14px;
    font-weight: 500;
    color: var(--fg-2);
    transition: color .2s ease, background .2s ease;
    white-space: nowrap;
}
.hdr__nav a:hover { color: var(--accent); background: var(--accent-soft); }
.hdr__nav a.is-active { color: var(--accent); background: var(--accent-soft); }

/* --- BRAND (center, PNG logo) --- */
.hdr__brand {
    display: inline-flex;
    align-items: center;
    justify-self: center;
    padding: 6px 0;
}
.hdr__brand .logo {
    height: 96px;
    width: auto;
    max-height: 104px;
    display: block;
    transition: transform .35s cubic-bezier(.2,.8,.2,1);
}
.hdr__brand:hover .logo { transform: scale(1.04); }

/* Theme toggle inside right-nav */
.hdr__icon {
    width: 38px; height: 38px; border-radius: 50%;
    background: transparent; border: 1px solid var(--border-2);
    color: var(--fg-2); cursor: pointer;
    display: inline-flex; align-items: center; justify-content: center;
    transition: all .2s ease;
    margin-left: 8px;
}
.hdr__icon:hover {
    background: var(--accent-soft);
    border-color: var(--accent);
    color: var(--accent);
}

.hdr__burger {
    display: none;
    width: 40px; height: 40px; border-radius: 8px;
    background: transparent; border: 1px solid var(--border-2);
    cursor: pointer;
    flex-direction: column; align-items: center; justify-content: center; gap: 4px;
}
.hdr__burger span {
    display: block; width: 18px; height: 2px;
    background: var(--fg); border-radius: 1px;
    transition: transform .2s ease, opacity .2s ease;
}
.hdr__burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.hdr__burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hdr__burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 900px) {
    .hdr__inner {
        grid-template-columns: auto 1fr auto;
        min-height: 84px;
        padding: 0 16px;
        gap: 10px;
    }
    .hdr__nav {
        display: none;
        position: absolute; top: 100%; left: 0; right: 0;
        flex-direction: column; align-items: stretch; justify-content: flex-start; gap: 0;
        background: var(--bg-card);
        border-bottom: 1px solid var(--border);
        padding: 10px;
        box-shadow: var(--shadow-md);
    }
    .hdr__nav--left  { padding-bottom: 0; border-bottom: 0; }
    .hdr__nav--right { top: calc(100% + 168px); border-top: 0; padding-top: 0; }
    .hdr__nav.is-open { display: flex; animation: navIn .25s ease; }
    .hdr__nav a { padding: 14px 18px; border-radius: 10px; font-size: 15px; text-align: left; }
    .hdr__nav--right .hdr__icon { margin: 8px 12px; }
    .hdr__burger { display: inline-flex; grid-column: 1; justify-self: start; }
    .hdr__brand { grid-column: 2; justify-self: center; }
    .hdr__brand .logo { height: 64px; max-height: 70px; }
}
@media (max-width: 520px) {
    .hdr__brand .logo { height: 56px; max-height: 60px; }
}
@keyframes navIn { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }

/* ============================================================
   PAGE HERO (Blog / Contact)
   ============================================================ */
.page-hero {
    text-align: center;
    padding: clamp(80px, 10vw, 130px) 24px clamp(48px, 6vw, 70px);
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    position: relative;
}
.page-hero .eyebrow {
    display: inline-block;
    font-size: 11px; letter-spacing: var(--tracking);
    text-transform: uppercase; color: var(--accent);
    font-weight: 600;
    margin-bottom: 18px;
}
.page-hero h1 {
    margin: 0 0 12px;
    font-size: clamp(40px, 6vw, 76px);
    color: var(--fg);
    line-height: 1.02;
    font-family: var(--f-display); font-weight: 400;
    letter-spacing: -.01em;
}
.page-hero p {
    margin: 0 auto; max-width: 640px;
    color: var(--fg-2); font-size: 17px; line-height: 1.7;
}

/* ============================================================
   BLOG
   ============================================================ */
.blog-list {
    max-width: var(--maxw); margin: 64px auto 80px;
    padding: 0 32px;
    display: grid; gap: 28px;
    grid-template-columns: repeat(3, 1fr);
}
.blog-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    overflow: hidden;
    transition: transform .35s ease, box-shadow .35s ease;
    display: flex; flex-direction: column;
}
.blog-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.blog-card__media {
    aspect-ratio: 16/11; overflow: hidden;
    background: var(--bg-soft);
}
.blog-card__media img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform .6s cubic-bezier(.2,.0,.2,1);
}
.blog-card:hover .blog-card__media img { transform: scale(1.04); }
.blog-card__body {
    padding: 24px; flex: 1;
    display: flex; flex-direction: column;
}
.blog-card__meta {
    display: flex; gap: 12px; align-items: center;
    font-size: 11px; color: var(--fg-3);
    letter-spacing: var(--tracking); text-transform: uppercase;
    font-weight: 600;
    margin-bottom: 12px;
}
.blog-card__meta .dot { width: 3px; height: 3px; border-radius: 50%; background: var(--fg-3); }
.blog-card h3 {
    margin: 0 0 10px;
    font-size: 24px;
    line-height: 1.18;
    color: var(--fg);
    font-family: var(--f-display); font-weight: 400;
    letter-spacing: -.005em;
}
.blog-card h3 a:hover { color: var(--accent); }
.blog-card p {
    margin: 0 0 16px;
    color: var(--fg-2);
    font-size: 14.5px;
    line-height: 1.65;
}
.blog-card__more {
    margin-top: auto;
    color: var(--accent);
    font-weight: 500; font-size: 13px;
    letter-spacing: .04em;
    display: inline-flex; align-items: center; gap: 6px;
    transition: gap .2s ease;
}
.blog-card__more:hover { gap: 10px; }
.blog-empty {
    text-align: center; padding: 80px 24px;
    color: var(--fg-2); font-style: italic;
    max-width: var(--maxw); margin: 0 auto;
}

/* Blog single */
.post { max-width: 820px; margin: 56px auto 80px; padding: 0 24px; }
.post__cover {
    width: 100%; aspect-ratio: 16/9; object-fit: cover;
    border-radius: var(--r-lg);
    margin-bottom: 32px;
}
.post__meta {
    display: flex; gap: 12px; align-items: center;
    font-size: 11px; color: var(--fg-3);
    margin-bottom: 16px;
    letter-spacing: var(--tracking); text-transform: uppercase;
    font-weight: 600;
}
.post h1 {
    font-size: clamp(34px, 5vw, 56px);
    line-height: 1.06;
    margin: 0 0 24px;
    color: var(--fg);
    font-family: var(--f-display); font-weight: 400;
    letter-spacing: -.01em;
}
.post__excerpt {
    font-size: 19px; color: var(--fg-2);
    border-left: 2px solid var(--accent);
    padding: 6px 0 6px 20px;
    margin: 0 0 32px;
    font-style: italic;
    font-family: var(--f-display); font-weight: 400;
    line-height: 1.4;
}
.post__content { font-size: 17px; line-height: 1.85; color: var(--fg); }
.post__content p { margin: 0 0 18px; }
.post__content h2 {
    margin: 40px 0 14px; font-size: 30px;
    color: var(--fg); font-family: var(--f-display); font-weight: 400;
    letter-spacing: -.005em;
}
.post__content h3 {
    margin: 32px 0 12px; font-size: 22px;
    color: var(--fg); font-family: var(--f-display); font-weight: 400;
}
.post__content img { border-radius: var(--r-md); margin: 22px 0; }
.post__content blockquote {
    border-left: 2px solid var(--accent);
    margin: 24px 0; padding: 6px 0 6px 20px;
    color: var(--fg-2); font-style: italic;
    font-family: var(--f-display);
}
.post__content ul, .post__content ol { padding-left: 22px; margin: 0 0 18px; }
.post__content li { margin-bottom: 6px; }
.post__content a { color: var(--accent); border-bottom: 1px solid var(--accent); }
.post__content code {
    background: var(--bg-soft); padding: 2px 6px;
    border-radius: 4px; font-size: 14px;
}
.post__content pre {
    background: var(--bg-soft); padding: 16px;
    border-radius: var(--r-sm); overflow: auto; font-size: 14px;
}
.post__back {
    display: inline-flex; align-items: center; gap: 6px;
    margin-bottom: 20px;
    color: var(--fg-3); font-size: 13px;
    letter-spacing: .03em;
}
.post__back:hover { color: var(--accent); }

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-page {
    max-width: var(--maxw);
    margin: 64px auto 80px;
    padding: 0 32px;
    display: grid;
    gap: 36px;
    grid-template-columns: 1fr 1.1fr;
    align-items: start;
}
.contact-info {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    padding: clamp(28px, 3.5vw, 40px);
}
.contact-info h3 {
    margin: 0 0 8px;
    font-size: clamp(26px, 3vw, 36px);
    color: var(--fg);
    font-family: var(--f-display); font-weight: 400;
    letter-spacing: -.005em;
}
.contact-info > p {
    margin: 0 0 24px; color: var(--fg-2); font-size: 15px;
}
.contact-info__list { list-style: none; padding: 0; margin: 0; }
.contact-info__list li {
    display: flex; gap: 14px; align-items: flex-start;
    padding: 16px 0;
    border-top: 1px solid var(--border);
}
.contact-info__list li:first-child { border-top: 0; }
.contact-info__list .ico {
    flex-shrink: 0;
    width: 42px; height: 42px; border-radius: 50%;
    background: var(--accent);
    color: #f1ead4;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 16px;
}
[data-theme="dark"] .contact-info__list .ico { color: var(--bg); }
.contact-info__list .lbl {
    font-size: 11px; letter-spacing: var(--tracking); text-transform: uppercase;
    color: var(--fg-3); display: block; margin-bottom: 4px; font-weight: 600;
}
.contact-info__list .val { color: var(--fg); font-weight: 500; word-break: break-word; }
.contact-info__list a:hover { color: var(--accent); }

.contact-map {
    border-radius: var(--r-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--bg-soft);
}
.contact-map iframe { display: block; width: 100%; height: 100%; min-height: 460px; border: 0; }

@media (max-width: 1100px) {
    .blog-list { grid-template-columns: repeat(2, 1fr); }
    .contact-page { grid-template-columns: 1fr; }
    .contact-map iframe { min-height: 340px; }
}
@media (max-width: 720px) {
    .blog-list { grid-template-columns: 1fr; gap: 18px; margin: 36px auto 60px; padding: 0 22px; }
    .post { margin: 32px auto 60px; padding: 0 22px; }
    .post h1 { font-size: 32px; }
    .contact-page { margin: 36px auto 60px; padding: 0 22px; }
    .contact-info { padding: 24px; }
}

/* ============================================================
   UTIL
   ============================================================ */
.empty {
    text-align: center; padding: 32px;
    color: var(--fg-2); font-style: italic; font-size: 14px;
}
.center { text-align: center; }