@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@500;700;800&display=swap');

:root {
    --dark:       #333333;
    --dark-deep:  #1a1a1a;
    --dark-soft:  #4a4a4a;
    --cream:      #f5f5f5;
    --cream-soft: #fafafa;
    --cream-deep: #ebebeb;
    --white:      #ffffff;
    --muted:      #666666;
    --border:     #e0e0e0;
    --success:    #207A3A;
    --accent:      #F5B400;
    --accent-dark: #C98E00;
    --mono: 'JetBrains Mono', 'Courier New', monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body { font-family: 'Inter', Arial, sans-serif; background: var(--cream); color: var(--dark); overflow-x: hidden; width: 100%; }

/* ===================== NAV ===================== */
.lp-nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background:white;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
    height: 68px;
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 52px;
    transition: box-shadow 0.3s;
}
.lp-nav.scrolled { box-shadow: 0 4px 24px rgba(0,0,0,0.08); }
.nav-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.nav-logo-icon {
    width: 38px; height: 38px;
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    overflow: hidden;
}
.nav-logo-icon img { width: 100%; height: 100%; object-fit: cover; }
.nav-logo-text { font-size: 17px; font-weight: 900; color: var(--dark); letter-spacing: -0.3px; }
.nav-logo-text span { color: var(--muted); }
.nav-links { display: flex; align-items: center; gap: 8px; list-style: none; position: relative; }
.nav-links a {
    position: relative; z-index: 1;
    display: inline-flex; align-items: center;
    font-size: 14px; font-weight: 600; color: var(--muted); text-decoration: none;
    padding: 11px 20px; border-radius: 999px;
    transition: color 0.25s ease;
}
.nav-links a:hover { color: var(--dark); }
.nav-links a.active { color: var(--white); }

.nav-pill {
    position: absolute;
    top: 0; left: 0;
    height: 100%;
    background-color: var(--dark);
    border-radius: 999px;
    z-index: 0;
    opacity: 0;
    pointer-events: none;
    transition: left 0.35s cubic-bezier(0.22, 1, 0.36, 1), width 0.35s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.25s ease;
}
.nav-pill.visible { opacity: 1; }
.nav-actions { display: flex; align-items: center; gap: 12px; }
.nav-login {
    background: var(--dark); color: var(--white);
    font-size: 13.5px; font-weight: 700;
    padding: 9px 22px; border-radius: 12px;
    text-decoration: none; transition: background 0.22s;
    display: flex; align-items: center; gap: 7px;
}
.nav-login:hover { background: var(--dark-soft); }
.nav-login i { width: 14px; height: 14px; }

/* ===================== HERO ===================== */
.lp-hero {
    min-height: 100vh;
    background: linear-gradient(180deg, #333333 0%, #1a1a1a 100%);
    color: var(--white);
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    text-align: center;
    padding: 130px 32px 100px;
    position: relative; overflow: hidden;
}
.lp-hero.has-bg-photo {
    background-image:
        linear-gradient(180deg, rgba(26,26,26,0.78) 0%, rgba(26,26,26,0.94) 100%),
        var(--hero-bg-photo);
    background-size: cover;
    background-position: center;
}
.hero-glow {
    position: absolute; top: -120px; left: 50%; transform: translateX(-50%);
    width: 700px; height: 700px;
    background: radial-gradient(ellipse, rgba(255,255,255,0.05) 0%, transparent 70%);
    pointer-events: none;
}
.hero-content { position: relative; z-index: 2; max-width: 820px; }
.hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(255,255,255,0.10);
    border: 1px solid rgba(255,255,255,0.20);
    color: rgba(255,255,255,0.85);
    font-size: 12px; font-weight: 700;
    padding: 6px 18px; border-radius: 999px;
    margin-bottom: 32px;
    letter-spacing: 0.08em; text-transform: uppercase;
}
.hero-badge i { width: 13px; height: 13px; color: var(--accent); }
.hero h1 {
    font-size: clamp(40px, 6vw, 76px);
    font-weight: 900; line-height: 1.04;
    letter-spacing: -2px; margin-bottom: 26px;
}
.hero h1 .gold { color: var(--accent); }
.hero-sub {
    font-size: clamp(15px, 2vw, 18px);
    color: rgba(255,255,255,0.55);
    font-weight: 400; line-height: 1.7;
    max-width: 580px; margin: 0 auto 44px;
}
.hero-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.btn-gold {
    background: var(--white); color: var(--dark);
    font-size: 14.5px; font-weight: 700;
    padding: 14px 30px; border-radius: 14px;
    text-decoration: none; transition: all 0.22s;
    display: inline-flex; align-items: center; gap: 8px;
}
.btn-gold:hover { background: var(--cream-deep); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.22); }
.btn-ghost {
    background: transparent; color: var(--white);
    font-size: 14.5px; font-weight: 700;
    padding: 14px 30px; border-radius: 14px;
    text-decoration: none; transition: all 0.22s;
    border: 1.5px solid rgba(255,255,255,0.25);
    display: inline-flex; align-items: center; gap: 8px;
}
.btn-ghost:hover { border-color: rgba(255,255,255,0.65); background: rgba(255,255,255,0.08); }
.btn-gold i, .btn-ghost i { width: 16px; height: 16px; }
.hero-scroll-hint {
    position: absolute; bottom: 36px; left: 50%;
    transform: translateX(-50%);
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    color: rgba(255,255,255,0.30); font-size: 10.5px;
    font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase;
    z-index: 2;
}
.scroll-pip {
    width: 5px; height: 5px; border-radius: 50%;
    background: rgba(255,255,255,0.45);
    animation: pipbounce 1.6s ease-in-out infinite;
}
@keyframes pipbounce {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50%       { transform: translateY(7px); opacity: 0.5; }
}

/* ===================== HAZARD STRIPE DIVIDER ===================== */
.hazard-strip {
    height: 8px;
    background: repeating-linear-gradient(
        135deg,
        var(--accent) 0 16px,
        var(--dark-deep) 16px 32px
    );
}

/* ===================== STATS BAR ===================== */
.stats-bar {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    display: grid; grid-template-columns: repeat(4, 1fr);
}
.stat-box {
    text-align: center; padding: 36px 20px;
    border-right: 1px solid var(--border);
    transition: background 0.2s;
    position: relative;
}
.stat-box:last-child { border-right: none; }
.stat-box:hover { background: var(--cream-soft); }
.stat-num {
    font-family: var(--mono);
    font-size: 42px; font-weight: 800;
    color: var(--dark); line-height: 1; letter-spacing: -1px;
}
.stat-num sup { font-size: 20px; vertical-align: super; color: var(--accent-dark); }
.stat-slash { color: var(--accent-dark); }
.stat-label { font-size: 13px; font-weight: 600; color: var(--muted); margin-top: 8px; }

/* ===================== SHARED SECTION STYLES ===================== */
.lp-section { padding: 100px 52px; max-width: 1200px; margin: 0 auto; }
.lp-section-full { padding: 100px 52px; }
.section-tag {
    font-size: 11.5px; font-weight: 800; color: var(--dark);
    text-transform: uppercase; letter-spacing: 0.12em;
    margin-bottom: 14px; display: flex; align-items: center; gap: 8px;
}
.section-tag::before {
    content: ''; display: block;
    width: 24px; height: 3px; background: var(--accent);
    border-radius: 999px;
}
.section-title {
    font-size: clamp(28px, 3.5vw, 44px);
    font-weight: 900; letter-spacing: -0.5px;
    line-height: 1.1; margin-bottom: 16px;
}
.section-sub { font-size: 15.5px; color: var(--muted); line-height: 1.75; max-width: 540px; }

/* ===================== ABOUT ===================== */
.about-wrap { background: var(--white); }
.about-inner {
    max-width: 1200px; margin: 0 auto;
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 72px; align-items: center; padding: 100px 52px;
}
.about-body { display: flex; flex-direction: column; gap: 24px; }
.about-text { font-size: 15.5px; color: var(--muted); line-height: 1.75; }
.about-highlights { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 8px; }
.about-hl {
    background: var(--cream); border: 1px solid var(--border);
    border-radius: 14px; padding: 16px 18px;
    display: flex; align-items: center; gap: 12px;
}
.about-hl i { width: 18px; height: 18px; color: var(--dark); flex-shrink: 0; }
.about-hl span { font-size: 13px; font-weight: 700; }
.about-visual {
    background: linear-gradient(135deg, #333333 0%, #1a1a1a 100%);
    border-radius: 24px; padding: 48px 40px;
    display: flex; flex-direction: column; gap: 20px;
    border: 1px solid rgba(255,255,255,0.08);
    position: relative; overflow: hidden;
}
.about-visual::before {
    content: ''; position: absolute; inset: 0;
    background: repeating-linear-gradient(45deg, transparent, transparent 30px, rgba(255,255,255,0.02) 30px, rgba(255,255,255,0.02) 31px);
}
.about-visual-title { font-size: 18px; font-weight: 900; color: var(--white); position: relative; }
.about-phase-list { display: flex; flex-direction: column; gap: 10px; position: relative; }
.about-phase-item {
    display: flex; align-items: center; gap: 12px;
    font-size: 13px; color: rgba(255,255,255,0.70); font-weight: 600;
}
.about-phase-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); flex-shrink: 0; }
.about-phase-num { font-family: var(--mono); font-size: 11px; font-weight: 800; color: rgba(255,255,255,0.40); width: 18px; }

/* ===================== SERVICES ===================== */
.services-wrap { background: var(--cream); }
.services-inner { max-width: 1200px; margin: 0 auto; padding: 100px 52px; }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 56px; }
.service-card {
    background: var(--white); border: 1px solid var(--border);
    border-radius: 22px; padding: 30px; transition: all 0.25s; cursor: default;
}
.service-card:hover { transform: translateY(-5px); box-shadow: 0 20px 48px rgba(0,0,0,0.08); border-color: var(--accent); }
.sc-icon {
    width: 52px; height: 52px; background: var(--cream-deep);
    border-radius: 14px; display: flex; align-items: center; justify-content: center;
    margin-bottom: 20px; transition: background 0.25s, transform 0.25s;
}
.sc-icon i { width: 24px; height: 24px; color: var(--dark); transition: color 0.25s; }
.service-card:hover .sc-icon { background: var(--accent); transform: rotate(-6deg); }
.service-card:hover .sc-icon i { color: var(--dark-deep); }
.sc-name { font-size: 16.5px; font-weight: 800; margin-bottom: 10px; }
.sc-desc { font-size: 13.5px; color: var(--muted); line-height: 1.65; }

/* ===================== PROCESS ===================== */
.process-wrap { background: linear-gradient(180deg, #333333 0%, #1a1a1a 100%); padding: 100px 52px; }
.process-inner { max-width: 1200px; margin: 0 auto; }
.process-wrap .section-tag { color: rgba(255,255,255,0.55); }
.process-wrap .section-tag::before { background: rgba(255,255,255,0.35); }
.process-wrap .section-title { color: var(--white); }
.process-wrap .section-sub { color: rgba(255,255,255,0.50); }
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 56px; }
.process-step {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.10);
    border-radius: 18px; padding: 24px 22px; transition: all 0.25s;
}
.process-step:hover { background: rgba(255,255,255,0.09); border-color: var(--accent); transform: translateY(-3px); }
.ps-num {
    font-family: var(--mono);
    font-size: 10.5px; font-weight: 800; color: var(--accent);
    letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 14px;
}
.ps-icon {
    width: 40px; height: 40px; background: rgba(255,255,255,0.08);
    border-radius: 11px; display: flex; align-items: center; justify-content: center;
    margin-bottom: 14px; transition: background 0.25s;
}
.ps-icon i { width: 20px; height: 20px; color: rgba(255,255,255,0.80); }
.process-step:hover .ps-icon { background: var(--accent); }
.process-step:hover .ps-icon i { color: var(--dark-deep); }
.ps-name { font-size: 15px; font-weight: 800; color: var(--white); margin-bottom: 8px; }
.ps-desc { font-size: 12.5px; color: rgba(255,255,255,0.45); line-height: 1.65; }

/* ===================== TANK TYPES ===================== */
.tanks-wrap { background: var(--white); overflow: hidden; }
.tanks-inner { max-width: 1200px; margin: 0 auto; padding: 100px 52px 48px; }

/* ── Marquee scroll ── */
.tanks-marquee-wrap {
    width: 100%;
    overflow: hidden;
    padding: 16px 0 100px;
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
    mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
}
.tanks-marquee-track {
    display: flex;
    gap: 20px;
    width: max-content;
    animation: tankScroll 30s linear infinite;
}
.tanks-marquee-track:hover { animation-play-state: paused; }
@keyframes tankScroll {
    0%   { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}
.tanks-marquee-card {
    background: var(--cream);
    border: 1px solid var(--border);
    border-radius: 22px;
    padding: 30px 24px;
    text-align: center;
    width: 280px;
    flex-shrink: 0;
    transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}
.tanks-marquee-card:hover {
    border-color: var(--accent);
    transform: translateY(-6px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.10);
}
.tmc-icon {
    width: 68px; height: 68px; background: var(--cream-deep);
    border-radius: 20px; display: flex; align-items: center; justify-content: center;
    margin: 0 auto 18px; transition: background 0.25s, transform 0.25s;
}
.tmc-icon i { width: 32px; height: 32px; color: var(--dark); transition: color 0.25s; }
.tanks-marquee-card:hover .tmc-icon { background: var(--accent); transform: scale(1.08); }
.tanks-marquee-card:hover .tmc-icon i { color: var(--dark-deep); }
.tmc-name { font-size: 15.5px; font-weight: 800; margin-bottom: 10px; color: var(--dark); }
.tmc-desc { font-size: 13px; color: var(--muted); line-height: 1.65; }
.tanks-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 56px; }
.tank-card {
    background: var(--cream); border: 1px solid var(--border);
    border-radius: 22px; padding: 30px 24px; text-align: center; transition: all 0.25s;
}
.tank-card:hover { border-color: var(--accent); transform: translateY(-4px); box-shadow: 0 14px 36px rgba(0,0,0,0.08); }
.tank-icon {
    width: 68px; height: 68px; background: var(--cream-deep);
    border-radius: 20px; display: flex; align-items: center; justify-content: center;
    margin: 0 auto 18px; transition: background 0.25s, transform 0.25s;
}
.tank-icon i { width: 32px; height: 32px; color: var(--dark); transition: color 0.25s; }
.tank-card:hover .tank-icon { background: var(--accent); transform: scale(1.08); }
.tank-card:hover .tank-icon i { color: var(--dark-deep); }
.tank-name { font-size: 15.5px; font-weight: 800; margin-bottom: 10px; }
.tank-desc { font-size: 13px; color: var(--muted); line-height: 1.65; }

/* ===================== PORTFOLIO / OUR WORK ===================== */
.portfolio-wrap {
    background: linear-gradient(180deg, #333333 0%, #1a1a1a 100%);
    position: relative; overflow: hidden;
}
.portfolio-inner { max-width: 1200px; margin: 0 auto; padding: 100px 52px; position: relative; z-index: 1; }
.portfolio-wrap .section-tag { color: rgba(255,255,255,0.55); }
.portfolio-wrap .section-title { color: var(--white); }
.portfolio-wrap .section-sub { color: rgba(255,255,255,0.50); }
.portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 56px; }
.portfolio-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.10);
    border-radius: 20px; overflow: hidden;
    transition: all 0.3s;
}
.portfolio-card:hover {
    border-color: var(--accent);
    transform: translateY(-6px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.35);
}
.portfolio-media {
    position: relative;
    aspect-ratio: 4 / 3;
    background:
        repeating-linear-gradient(45deg, rgba(255,255,255,0.035) 0 2px, transparent 2px 26px),
        linear-gradient(135deg, #4a4a4a 0%, #232323 100%);
    background-size: cover;
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
}
.portfolio-media img {
    width: 100%; height: 100%; object-fit: cover;
    display: block; transition: transform 0.5s;
}
.portfolio-card:hover .portfolio-media img { transform: scale(1.07); }
.portfolio-media-icon {
    width: 76px; height: 76px; border-radius: 18px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    display: flex; align-items: center; justify-content: center;
    transition: transform 0.4s, background 0.3s;
}
.portfolio-media-icon i { width: 34px; height: 34px; color: rgba(255,255,255,0.55); }
.portfolio-card:hover .portfolio-media-icon { transform: scale(1.1) rotate(-6deg); background: var(--accent); }
.portfolio-card:hover .portfolio-media-icon i { color: var(--dark-deep); }
.portfolio-media::before, .portfolio-media::after {
    content: ''; position: absolute; width: 22px; height: 22px;
    border-color: var(--accent); opacity: 0.85; pointer-events: none; z-index: 2;
}
.portfolio-media::before {
    top: 14px; left: 14px;
    border-top: 2.5px solid var(--accent); border-left: 2.5px solid var(--accent);
}
.portfolio-media::after {
    bottom: 14px; right: 14px;
    border-bottom: 2.5px solid var(--accent); border-right: 2.5px solid var(--accent);
}
.portfolio-spec {
    position: absolute; top: 14px; right: 14px; z-index: 2;
    font-family: var(--mono); font-size: 11px; font-weight: 700;
    color: var(--dark-deep); background: var(--accent);
    padding: 4px 10px; border-radius: 6px; letter-spacing: 0.04em;
}
.portfolio-body { padding: 22px 24px 26px; }
.portfolio-tag {
    display: inline-flex; align-items: center; gap: 6px;
    font-size: 11px; font-weight: 800; color: var(--accent);
    text-transform: uppercase; letter-spacing: 0.1em;
    margin-bottom: 10px;
}
.portfolio-title { font-size: 17px; font-weight: 800; color: var(--white); margin-bottom: 8px; }
.portfolio-desc { font-size: 13px; color: rgba(255,255,255,0.50); line-height: 1.65; }
.portfolio-foot {
    text-align: center; margin-top: 48px;
}
.portfolio-foot p {
    font-size: 13.5px; color: rgba(255,255,255,0.45); line-height: 1.7;
    max-width: 520px; margin: 0 auto;
}

/* ===================== WHY US ===================== */
.why-wrap { background: var(--cream); }
.why-inner { max-width: 1200px; margin: 0 auto; padding: 100px 52px; }
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 56px; }
.why-card {
    background: var(--white); border: 1px solid var(--border);
    border-radius: 22px; padding: 30px;
    display: flex; flex-direction: column; gap: 14px; transition: all 0.25s;
}
.why-card:hover { box-shadow: 0 14px 40px rgba(0,0,0,0.07); transform: translateY(-3px); border-color: var(--accent); }
.wc-icon {
    width: 48px; height: 48px; background: var(--cream-deep);
    border-radius: 13px; display: flex; align-items: center; justify-content: center;
    transition: background 0.25s, transform 0.25s;
}
.wc-icon i { width: 22px; height: 22px; color: var(--dark); transition: color 0.25s; }
.why-card:hover .wc-icon { background: var(--accent); transform: rotate(-6deg); }
.why-card:hover .wc-icon i { color: var(--dark-deep); }
.wc-title { font-size: 16px; font-weight: 800; }
.wc-desc { font-size: 13.5px; color: var(--muted); line-height: 1.65; }

/* ===================== CLIENT REVIEWS ===================== */
.reviews-wrap { background: var(--white); }
.reviews-inner { max-width: 1200px; margin: 0 auto; padding: 100px 52px; }

.reviews-marquee-wrap {
    margin-top: 56px;
    overflow: hidden;
    -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%);
}
.reviews-marquee-track {
    display: flex;
    gap: 20px;
    width: max-content;
    animation: reviewsMarquee 36s linear infinite;
}
.reviews-marquee-wrap.is-paused .reviews-marquee-track { animation-play-state: paused; }
.review-card { cursor: pointer; }
@keyframes reviewsMarquee {
    0%   { transform: translateX(-50%); }
    100% { transform: translateX(0%); }
}

.review-card {
    background: var(--cream-soft); border: 1px solid var(--border);
    border-radius: 22px; padding: 30px;
    display: flex; flex-direction: column; gap: 14px; transition: box-shadow .25s, border-color .25s;
    width: 360px; flex-shrink: 0;
}
.review-card:hover { box-shadow: 0 14px 40px rgba(0,0,0,0.07); border-color: var(--accent); }
.review-stars { display: flex; gap: 3px; }
.review-text { font-size: 13.5px; color: var(--dark); line-height: 1.65; font-style: italic; }
.review-author { display: flex; align-items: center; gap: 12px; margin-top: auto; }
.review-avatar {
    width: 40px; height: 40px; border-radius: 50%;
    background: var(--dark); color: var(--white);
    display: flex; align-items: center; justify-content: center;
    font-weight: 800; font-size: 16px; flex-shrink: 0;
}
.review-name { font-size: 13.5px; font-weight: 800; }
.review-project { font-size: 12px; color: var(--muted); }

/* Review expand modal */
.review-modal-overlay {
    position: fixed; inset: 0; z-index: 2000;
    background: rgba(0,0,0,0.55);
    display: flex; align-items: center; justify-content: center;
    padding: 24px;
    opacity: 0; visibility: hidden;
    transition: opacity .25s ease, visibility .25s ease;
}
.review-modal-overlay.show { opacity: 1; visibility: visible; }
.review-modal-card {
    background: var(--white); border: 1px solid var(--border);
    border-radius: 24px; padding: 40px; max-width: 560px; width: 100%;
    max-height: 82vh; overflow-y: auto;
    position: relative;
    display: flex; flex-direction: column; gap: 18px;
    transform: translateY(14px) scale(.97);
    transition: transform .25s ease;
    box-shadow: 0 30px 70px rgba(0,0,0,0.25);
}
.review-modal-overlay.show .review-modal-card { transform: translateY(0) scale(1); }
.review-modal-close {
    position: absolute; top: 18px; right: 18px;
    width: 36px; height: 36px; border-radius: 50%;
    border: 1px solid var(--border); background: var(--cream-soft);
    display: flex; align-items: center; justify-content: center;
    cursor: pointer; transition: background .2s ease, transform .2s ease;
    color: var(--dark);
}
.review-modal-close:hover { background: var(--cream-deep); transform: rotate(90deg); }
.review-modal-close i { width: 16px; height: 16px; }
.review-modal-text {
    font-size: 16px; line-height: 1.75; color: var(--dark); font-style: italic;
    padding-right: 20px;
}

/* "See all reviews" trigger + the all-reviews grid modal */
.reviews-see-all-wrap { display: flex; justify-content: center; margin-top: 36px; }
.reviews-see-all {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--dark); color: var(--white);
    font-size: 14px; font-weight: 800;
    padding: 13px 26px; border-radius: 14px; border: none; cursor: pointer;
    text-decoration: none; transition: all 0.22s;
}
.reviews-see-all:hover { background: var(--dark-soft); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(0,0,0,0.18); }
.reviews-see-all i { width: 16px; height: 16px; }

.all-reviews-card { max-width: 1000px; padding: 40px; }
.all-reviews-header { display: flex; align-items: baseline; gap: 10px; margin-bottom: 24px; padding-right: 30px; }
.all-reviews-header h3 { font-size: 24px; font-weight: 900; color: var(--dark); }
.all-reviews-header span { color: var(--muted); font-weight: 700; font-size: 15px; }
.all-reviews-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}
.all-reviews-grid .review-card { width: auto; cursor: default; }
.all-reviews-grid .review-card:hover { box-shadow: none; border-color: var(--border); }

.all-reviews-filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; }
.all-reviews-filter {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 7px 14px; border-radius: 999px;
    border: 1px solid var(--border); background: var(--white);
    font-size: 12.5px; font-weight: 700; color: var(--dark);
    cursor: pointer; transition: all 0.18s ease;
}
.all-reviews-filter span { color: var(--muted); font-weight: 600; }
.all-reviews-filter:hover { border-color: var(--accent); }
.all-reviews-filter.active { background: var(--dark); border-color: var(--dark); color: var(--white); }
.all-reviews-filter.active span { color: rgba(255,255,255,0.65); }

.all-reviews-empty {
    display: none; flex-direction: column; align-items: center; gap: 10px;
    padding: 60px 20px; color: var(--muted); text-align: center;
}
.all-reviews-empty.show { display: flex; }
.all-reviews-empty i { width: 30px; height: 30px; opacity: 0.4; }
.all-reviews-empty p { font-size: 14px; font-weight: 600; }

/* ===================== PORTAL CTA ===================== */
.portal-cta { background: linear-gradient(135deg, #333333 0%, #1a1a1a 100%); padding: 100px 52px; position: relative; overflow: hidden; }
.portal-glow {
    position: absolute; inset: 0;
    background: radial-gradient(ellipse at center, rgba(255,255,255,0.04) 0%, transparent 68%);
    pointer-events: none;
}
.portal-cta-inner {
    max-width: 1200px; margin: 0 auto;
    display: grid; grid-template-columns: 1.1fr 1fr;
    gap: 64px; align-items: center; position: relative;
}
.portal-left .section-tag { color: rgba(255,255,255,0.55); }
.portal-left .section-tag::before { background: rgba(255,255,255,0.35); }
.portal-left .section-title { color: var(--white); }
.portal-left .section-sub { color: rgba(255,255,255,0.55); margin-bottom: 36px; }
.portal-features { display: flex; flex-direction: column; gap: 14px; }
.pf-item { display: flex; align-items: center; gap: 12px; }
.pf-icon {
    width: 36px; height: 36px; background: rgba(255,255,255,0.08);
    border-radius: 10px; display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.pf-icon i { width: 17px; height: 17px; color: rgba(255,255,255,0.80); }
.pf-text { font-size: 14px; font-weight: 600; color: rgba(255,255,255,0.80); }
.portal-card {
    background: var(--white); border: 1px solid var(--border);
    border-radius: 24px; padding: 40px 36px;
}
.portal-card-header { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; }
.portal-card-ico {
    width: 50px; height: 50px; background: var(--dark);
    border-radius: 14px; display: flex; align-items: center; justify-content: center;
}
.portal-card-ico i { width: 24px; height: 24px; color: var(--white); }
.portal-card-title { font-size: 20px; font-weight: 900; color: var(--dark); }
.portal-card-sub { font-size: 13.5px; color: var(--muted); }
.portal-divider { height: 1px; background: var(--border); margin: 22px 0; }
.portal-roles { display: flex; flex-direction: column; gap: 10px; margin-bottom: 24px; }
.role-chip {
    display: flex; align-items: center; gap: 10px;
    background: var(--cream); border: 1px solid var(--border);
    border-radius: 12px; padding: 12px 16px;
    font-size: 13.5px; font-weight: 700; color: var(--dark);
}
.role-chip i { width: 16px; height: 16px; color: var(--dark); }
.role-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--success); margin-left: auto; }
.btn-portal {
    width: 100%; display: flex; align-items: center; justify-content: center;
    gap: 8px; background: var(--dark); color: var(--white);
    font-size: 14.5px; font-weight: 800;
    padding: 15px; border-radius: 14px;
    text-decoration: none; transition: all 0.22s;
}
.btn-portal:hover { background: var(--dark-soft); }
.btn-portal i { width: 17px; height: 17px; }

/* ===================== CONTACT ===================== */
.contact-wrap { background: var(--cream-soft); }
.contact-inner {
    max-width: 1200px; margin: 0 auto;
    padding: 100px 52px;
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 72px; align-items: start;
}
.contact-items { display: flex; flex-direction: column; gap: 20px; margin-top: 44px; }
.ci-row { display: flex; align-items: flex-start; gap: 16px; }
.ci-icon {
    width: 46px; height: 46px; background: var(--cream-deep);
    border: 1px solid var(--border); border-radius: 13px;
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.ci-icon i { width: 20px; height: 20px; color: var(--dark); }
.ci-label { font-size: 11px; font-weight: 800; color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 4px; }
.ci-value { font-size: 15px; font-weight: 700; color: var(--dark); }
.ci-value a { color: var(--dark); text-decoration: none; }
.ci-value a:hover { color: var(--dark-soft); }
.contact-right { display: flex; flex-direction: column; gap: 16px; margin-top: 44px; }
.contact-card {
    background: var(--white); border: 1px solid var(--border);
    border-radius: 20px; padding: 28px;
    display: flex; align-items: flex-start; gap: 16px;
}
.cc-icon {
    width: 46px; height: 46px; background: var(--cream-deep);
    border-radius: 13px; display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.cc-icon i { width: 22px; height: 22px; color: var(--dark); }
.cc-title { font-size: 15px; font-weight: 800; margin-bottom: 6px; }
.cc-body { font-size: 13.5px; color: var(--muted); line-height: 1.6; }

/* ===================== FOOTER ===================== */
.lp-footer {
    background: var(--dark-deep);
    color: rgba(255,255,255,0.55);
    padding: 64px 52px 0;
}
.footer-top {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1.2fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand-col { display: flex; flex-direction: column; gap: 16px; }
.footer-brand { display: flex; align-items: center; gap: 10px; }
.footer-brand-logo {
    width: 38px; height: 38px; background: rgba(255,255,255,0.12);
    border-radius: 10px; display: flex; align-items: center; justify-content: center;
}
.footer-brand-logo i { width: 18px; height: 18px; color: var(--white); }
.footer-brand-name { font-size: 16px; font-weight: 900; color: var(--white); }
.footer-brand-name span { color: rgba(255,255,255,0.5); }
.footer-tagline { font-size: 13.5px; line-height: 1.7; color: rgba(255,255,255,0.45); max-width: 320px; }

.footer-col-title {
    font-size: 13px; font-weight: 800; color: var(--white);
    text-transform: uppercase; letter-spacing: 0.08em;
    margin-bottom: 18px;
}
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.footer-links a {
    font-size: 13.5px; color: rgba(255,255,255,0.5); text-decoration: none; transition: color 0.2s;
}
.footer-links a:hover { color: var(--accent); }

.footer-col-desc { font-size: 13px; line-height: 1.7; color: rgba(255,255,255,0.45); margin-bottom: 18px; }
.footer-login {
    background: var(--accent); color: var(--dark-deep);
    font-size: 13.5px; font-weight: 800;
    padding: 12px 22px; border-radius: 12px;
    text-decoration: none; display: inline-flex; align-items: center; gap: 8px;
    transition: background 0.2s, transform 0.2s;
}
.footer-login:hover { background: var(--accent-dark); transform: translateY(-2px); }
.footer-login i { width: 15px; height: 15px; }

.footer-bottom {
    padding: 24px 0 32px;
    display: flex; align-items: center; justify-content: space-between;
    flex-wrap: wrap; gap: 12px;
}
.footer-copy { font-size: 12.5px; color: rgba(255,255,255,0.35); }
.footer-bottom-links a {
    font-size: 12.5px; font-weight: 600; color: rgba(255,255,255,0.5);
    text-decoration: none; display: inline-flex; align-items: center; gap: 6px;
    transition: color 0.2s;
}
.footer-bottom-links a:hover { color: var(--white); }
.footer-bottom-links a i { width: 13px; height: 13px; }

/* ===================== HAMBURGER / MOBILE MENU ===================== */
.nav-hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 38px; height: 38px;
    padding: 8px;
    background: none;
    border: 1px solid var(--border);
    border-radius: 9px;
    cursor: pointer;
    margin-left: 4px;
}
.nav-hamburger span {
    display: block;
    width: 100%; height: 2px;
    background: var(--dark);
    border-radius: 2px;
    transition: transform 0.22s, opacity 0.22s;
    transform-origin: center;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
    display: none;
    position: fixed;
    top: 68px; left: 0; right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 12px 32px rgba(0,0,0,0.10);
    z-index: 998;
    padding: 8px 20px 20px;
    flex-direction: column;
}
.mobile-menu.open { display: flex; }
.mm-link {
    display: block;
    padding: 15px 4px;
    font-size: 15px; font-weight: 600;
    color: var(--dark); text-decoration: none;
    border-bottom: 1px solid var(--border);
    transition: color 0.15s;
}
.mm-link:last-of-type { border-bottom: none; }
.mm-link:hover { color: var(--muted); }
.mm-login {
    display: block;
    margin-top: 14px;
    text-align: center;
    background: var(--dark); color: var(--white);
    font-size: 14px; font-weight: 800;
    padding: 13px; border-radius: 12px;
    text-decoration: none;
    transition: background 0.2s;
}
.mm-login:hover { background: var(--dark-soft); }

/* ===================== RESPONSIVE ===================== */

/* ── Large tablet (≤1024px) ── */
@media (max-width: 1024px) {
    .lp-nav { padding: 0 28px; }
    .lp-section, .lp-section-full { padding: 80px 28px; }
    .about-inner, .services-inner, .tanks-inner, .why-inner,
    .reviews-inner, .portal-cta, .contact-inner { padding: 80px 28px; }
    .portal-cta-inner { grid-template-columns: 1fr; gap: 48px; }
    .process-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ── Tablet (≤900px) ── */
@media (max-width: 900px) {
    .nav-links { display: none; }
    .nav-hamburger { display: flex; }

    .stats-bar { grid-template-columns: repeat(2, 1fr); }
    .stat-box:nth-child(2) { border-right: none; }
    .stat-box:nth-child(3) { border-top: 1px solid var(--border); }
    .stat-box:nth-child(4) { border-top: 1px solid var(--border); border-right: none; }

    .about-inner, .contact-inner { grid-template-columns: 1fr; gap: 40px; }
    .services-grid, .why-grid { grid-template-columns: 1fr 1fr; }
    .tanks-grid { grid-template-columns: 1fr 1fr; }
    .portfolio-grid { grid-template-columns: 1fr 1fr; }
    .portfolio-inner { padding: 80px 28px; }

    .lp-footer { padding: 56px 28px 0; }
    .footer-top { grid-template-columns: 1fr 1fr; gap: 40px; }
    .footer-brand-col { grid-column: span 2; }
}

/* ── Small tablet / large phone (≤640px) ── */
@media (max-width: 640px) {
    .lp-nav { padding: 0 16px; }
    .nav-login { display: none; }

    .lp-hero { padding: 110px 20px 80px; }
    .hero-btns { flex-direction: column; align-items: stretch; }
    .btn-gold, .btn-ghost { justify-content: center; }

    .stat-box { padding: 26px 14px; }
    .stat-num { font-size: 32px; }

    .about-inner, .services-inner, .tanks-inner, .why-inner,
    .reviews-inner, .contact-inner, .portfolio-inner { padding: 60px 20px; }
    .portal-cta { padding: 60px 20px; }
    .portal-card { padding: 28px 22px; }

    .services-grid, .why-grid { grid-template-columns: 1fr 1fr; }
    .tanks-grid { grid-template-columns: 1fr 1fr; }
    .portfolio-grid { grid-template-columns: 1fr; }
    .about-highlights { grid-template-columns: 1fr 1fr; }
    .process-grid { grid-template-columns: 1fr 1fr; }
    .review-card { width: 300px; }

    .lp-footer { padding: 48px 20px 0; }
    .footer-top { grid-template-columns: 1fr; gap: 0; border-bottom: none; padding-bottom: 8px; }
    .footer-brand-col { grid-column: span 1; text-align: center; align-items: center; padding-bottom: 28px; border-bottom: 1px solid rgba(255,255,255,0.08); }
    .footer-brand { flex-direction: column; gap: 10px; }
    .footer-tagline { max-width: 360px; text-align: center; }

    .footer-col { padding: 26px 0; border-bottom: 1px solid rgba(255,255,255,0.08); }
    .footer-col-title { margin-bottom: 16px; font-size: 12px; }

    .footer-links { flex-direction: row; flex-wrap: wrap; gap: 14px 22px; }
    .footer-links li { width: calc(50% - 11px); }
    .footer-links a { display: flex; align-items: center; gap: 8px; }
    .footer-links a::before {
        content: ''; width: 5px; height: 5px; border-radius: 50%;
        background: var(--accent); flex-shrink: 0;
    }

    .footer-login { width: 100%; justify-content: center; padding: 14px 22px; }

    .footer-bottom { flex-direction: column-reverse; align-items: center; gap: 14px; padding: 24px 0 28px; text-align: center; }
}

/* ── Mobile (≤480px) ── */
@media (max-width: 480px) {
    .hero h1 { letter-spacing: -1px; }
    .section-title { letter-spacing: -0.3px; }

    .services-grid, .why-grid,
    .tanks-grid, .process-grid { grid-template-columns: 1fr; }
    .about-highlights { grid-template-columns: 1fr; }
    .review-card { width: 260px; padding: 22px; }
    .review-modal-card { padding: 28px 22px; }
    .review-modal-text { font-size: 14.5px; padding-right: 0; }
    .all-reviews-card { padding: 24px 18px; }
    .all-reviews-header { padding-right: 24px; }
    .all-reviews-header h3 { font-size: 19px; }
    .all-reviews-filter { padding: 6px 11px; font-size: 12px; }

    .stat-num { font-size: 28px; }
    .stat-label { font-size: 11.5px; }

    .about-visual { padding: 28px 22px; }
    .contact-inner { gap: 28px; }
    .portal-cta-inner { gap: 32px; }

    .footer-tagline { max-width: 100%; }
}

/* ── Very small (≤360px) ── */
@media (max-width: 360px) {
    .lp-hero { padding: 100px 16px 60px; }
    .about-inner, .services-inner, .tanks-inner, .why-inner,
    .reviews-inner, .contact-inner, .portfolio-inner { padding: 48px 16px; }
    .portal-cta { padding: 48px 16px; }
    .lp-footer { padding: 40px 16px 0; }
}

/* ===================== SCROLL REVEAL ===================== */
.reveal,
.reveal-left,
.reveal-right,
.reveal-scale {
    opacity: 0;
    transition: opacity 0.7s cubic-bezier(.16,.84,.44,1), transform 0.7s cubic-bezier(.16,.84,.44,1);
    will-change: opacity, transform;
}
.reveal        { transform: translateY(40px); }
.reveal-left   { transform: translateX(-50px); }
.reveal-right  { transform: translateX(50px); }
.reveal-scale  { transform: scale(0.92); }

.reveal.is-visible,
.reveal-left.is-visible,
.reveal-right.is-visible,
.reveal-scale.is-visible {
    opacity: 1;
    transform: none;
}

/* Stagger section headers automatically */
.section-tag.reveal   { transition-delay: 0s; }
.section-title.reveal { transition-delay: 0.08s; }
.section-sub.reveal   { transition-delay: 0.16s; }

@media (prefers-reduced-motion: reduce) {
    .reveal, .reveal-left, .reveal-right, .reveal-scale {
        transition: none !important;
        opacity: 1 !important;
        transform: none !important;
    }
}