/* ============================================================
   EVA GAS — billboard design language
   White board · ink slabs · one red · Oryx green · hairlines
   ============================================================ */

:root {
    /* Ground */
    --paper:        #FFFFFF;
    --board:        #F3F2EF;   /* off-white board stock */
    --board-deep:   #E9E7E2;
    --ink:          #0B0B0B;   /* billboard black */
    --ink-soft:     #333333;
    --ink-mute:     #6B6B6B;
    --line:         #D9D6D0;   /* hairline */

    /* One accent, from the logo flame */
    --red:          #E8113A;
    --red-deep:     #B80B2C;
    --red-tint:     #FDE9ED;
    --primary:      var(--red);          /* legacy alias (used inline + in JS) */
    --primary-dark: var(--red-deep);

    /* Partner / channel colours */
    --oryx:         #12833C;
    --wa:           #25D366;
    --wa-deep:      #128C7E;

    /* Type */
    --font-display: 'Anton', 'Haettenschweiler', 'Arial Narrow', sans-serif;
    --font-head:    'Montserrat', 'Helvetica Neue', Arial, sans-serif;
    --font-body:    'Inter', 'Helvetica Neue', Arial, sans-serif;

    /* Motion language */
    --ease:     cubic-bezier(.22, 1, .36, 1);
    --ease-in:  cubic-bezier(.55, 0, .85, .35);
    --dur:      620ms;
    --stagger:  80ms;

    --frame:    2px solid var(--ink);
    --hair:     1px solid var(--line);
    --radius:   3px;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.65;
    color: var(--ink-soft);
    background: var(--paper);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-head);
    font-weight: 800;
    line-height: 1.06;
    color: var(--ink);
    letter-spacing: -0.02em;
}

a { text-decoration: none; color: inherit; transition: color .18s var(--ease); }
img, svg { max-width: 100%; }
ul { list-style: none; }
strong, b { font-weight: 700; color: var(--ink); }

:focus-visible { outline: 3px solid var(--red); outline-offset: 3px; }

.container { width: 100%; max-width: 1240px; margin: 0 auto; padding: 0 24px; }

.visually-hidden {
    position: absolute; width: 1px; height: 1px; padding: 0;
    overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.skip-link {
    position: absolute; left: 12px; top: -60px; z-index: 2000;
    background: var(--ink); color: #fff; padding: 12px 18px;
    font: 700 13px/1 var(--font-head); letter-spacing: .12em; text-transform: uppercase;
    transition: top .2s var(--ease);
}
.skip-link:focus { top: 12px; }

.text-primary { color: var(--red); }

/* Micro caps between hairlines — the billboard's signature strip */
.rule-caps {
    display: flex; align-items: center; gap: 14px;
    font: 700 clamp(10px, 1vw, 12px)/1 var(--font-head);
    letter-spacing: .24em; text-transform: uppercase; color: var(--ink);
}
.rule-caps::before, .rule-caps::after {
    content: ''; flex: 1; height: 1px; background: var(--ink); opacity: .85;
}

/* ===== The mark ===================================================== */

.mk-defs { position: absolute; width: 0; height: 0; overflow: hidden; }

.lockup { display: block; width: 180px; height: auto; fill: var(--ink); overflow: visible; }

/* Origins are given in viewBox user units under the default transform-box:
   view-box. fill-box on a <use> is the fragile path — some engines resolve the
   referenced bbox differently and the tongues fly apart. */
.lk-f { animation: flicker 1.6s ease-in-out infinite alternate; }
.lk-f1 { transform-origin: 414px 310px; animation-duration: 1.75s; }
.lk-f2 { transform-origin: 469px 293px; animation-duration: 1.15s; animation-delay: -.45s; }
.lk-f3 { transform-origin: 510px 301px; animation-duration: 1.4s;  animation-delay: -.85s; }

@keyframes flicker {
    0%   { transform: scale(1, 1) skewX(0deg);          opacity: 1;   }
    30%  { transform: scale(.978, 1.05) skewX(1.4deg);  opacity: .95; }
    62%  { transform: scale(1.022, .975) skewX(-1.1deg); opacity: 1;  }
    100% { transform: scale(.965, 1.075) skewX(.7deg);  opacity: .93; }
}

/* ===== Buttons ====================================================== */

.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    padding: 14px 24px;
    font: 700 13px/1 var(--font-head);
    letter-spacing: .1em; text-transform: uppercase;
    border: 2px solid transparent; border-radius: var(--radius);
    cursor: pointer; white-space: nowrap;
    transition: transform .22s var(--ease), background-color .22s var(--ease),
                color .22s var(--ease), border-color .22s var(--ease), box-shadow .22s var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn-lg { padding: 17px 30px; font-size: 14px; }
.btn-block { width: 100%; }

.btn-primary  { background: var(--red); color: #fff; border-color: var(--red); }
.btn-primary:hover  { background: var(--red-deep); border-color: var(--red-deep); box-shadow: 0 8px 24px -8px var(--red); }

.btn-outline  { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-outline:hover  { background: var(--ink); color: #fff; }

.btn-whatsapp { background: var(--wa); color: #06301c; border-color: var(--wa); }
.btn-whatsapp:hover { background: #1ebe5a; border-color: #1ebe5a; box-shadow: 0 8px 24px -8px var(--wa); }

.btn-white { background: #fff; color: var(--ink); border-color: #fff; }
.btn-white:hover { background: var(--red); border-color: var(--red); color: #fff; }

.btn-outline-white { background: transparent; color: #fff; border-color: rgba(255,255,255,.5); }
.btn-outline-white:hover { background: #fff; color: var(--ink); border-color: #fff; }

/* ===== Top bar ====================================================== */

.site-top {
    position: fixed; top: 0; left: 0; right: 0; z-index: 120;
    transition: opacity .45s var(--ease), visibility .45s var(--ease);
}
/* Fade, never transform: a transform here would become the containing block for
   the position:fixed mobile nav panel inside it. */
.intro-running .site-top { opacity: 0; visibility: hidden; pointer-events: none; }

.top-bar {
    background: var(--ink); color: #EDEDED;
    font-size: 13px;
}
.top-bar-content { display: flex; gap: 26px; justify-content: flex-end; align-items: center; height: 40px; flex-wrap: wrap; }
.top-bar-item { display: inline-flex; align-items: center; gap: 8px; letter-spacing: .01em; }
.top-bar-item:hover { color: #fff; }
.top-bar-item svg { opacity: .7; }
.top-bar-harties { color: #fff; font-weight: 600; }
.top-bar-harties svg { color: var(--red); opacity: 1; }

/* ===== Header ======================================================= */

.header {
    /* Solid, not frosted: backdrop-filter would make this the containing block
       for the position:fixed mobile nav panel inside it. Flat suits the board too. */
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    transition: opacity .5s var(--ease), transform .5s var(--ease);
}
.header.is-stuck { border-bottom: 2px solid var(--ink); }

.nav { display: flex; align-items: center; gap: 32px; height: 78px; }
.logo { flex: none; display: block; }
.logo .lockup { width: 156px; transition: transform .3s var(--ease); }
.logo:hover .lockup { transform: translateY(-1px); }

.nav-links { display: flex; align-items: center; gap: 30px; margin-left: auto; }
.nav-link {
    position: relative; font: 600 13px/1 var(--font-head);
    letter-spacing: .12em; text-transform: uppercase; color: var(--ink);
    padding: 6px 0;
}
.nav-link::after {
    content: ''; position: absolute; left: 0; bottom: 0; height: 3px; width: 100%;
    background: var(--red); transform: scaleX(0); transform-origin: left;
    transition: transform .3s var(--ease);
}
.nav-link:hover::after, .nav-link.active::after { transform: scaleX(1); }

.nav-actions { display: flex; align-items: center; gap: 12px; }
.nav-login { padding: 11px 18px; font-size: 12px; }
.nav-cta { padding: 12px 22px; font-size: 12px; }
.mobile-login-item { display: none; }

.mobile-menu-btn {
    display: none; flex-direction: column; gap: 5px; background: none; border: 0;
    cursor: pointer; padding: 8px; margin-left: auto;
}
.mobile-menu-btn span { display: block; width: 26px; height: 2px; background: var(--ink); transition: transform .3s var(--ease), opacity .2s; }
.mobile-menu-btn.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mobile-menu-btn.active span:nth-child(2) { opacity: 0; }
.mobile-menu-btn.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== Ignite — the page enters through the flame ==================== */

.ignite { position: relative; height: 100svh; }
html.js .ignite { height: 230vh; }
.ignite-stage {
    position: sticky; top: 0; height: 100svh; overflow: hidden;
    background: var(--paper);
}

.ignite-veil, .ignite-hint, .ignite-skip { display: none; }
html.js .ignite-skip { display: block; }
html.js .ignite-hint { display: flex; }
html.js .ignite-veil { display: grid; }

.ignite-veil {
    position: absolute; inset: 0; z-index: 3;
    place-items: center;
    background: var(--paper);
}
.ignite-heat {
    position: absolute; z-index: 0; left: 50%; top: 54%; width: 78vmin; height: 78vmin;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, rgba(232,17,58,.16), rgba(232,17,58,0) 62%);
    animation: heat 3.2s ease-in-out infinite alternate;
}
@keyframes heat { from { opacity: .55; transform: translate(-50%,-50%) scale(.94); }
                  to   { opacity: 1;   transform: translate(-50%,-50%) scale(1.06); } }

/* The lockup travels into the header slot as a pure rect-to-rect move (FLIP),
   so it lands exactly on the nav logo and the handoff is invisible. */
.ignite-lockup {
    position: relative; z-index: 2;
    transform-origin: 0 0;
}
.ignite-mark {
    display: block;
    width: min(72vw, 820px); height: auto;
    fill: var(--ink); overflow: visible;
}
.ignite-tag {
    display: block; width: 42%; height: auto; margin: 2.2% auto 0;
    fill: var(--ink);
}
/* Promote the moving layers only while they are moving — a layer left promoted
   is what renders scaled text soft on mobile. */
.intro-running .ignite-veil,
.intro-running .ignite-lockup,
.intro-running .hero,
.intro-running .ig-eva,
.intro-running .ig-gas,
.intro-running .ig-tag { will-change: transform, opacity; }


.ignite-hint {
    position: absolute; left: 50%; bottom: clamp(28px, 6vh, 64px); transform: translateX(-50%);
    display: flex; flex-direction: column; align-items: center; gap: 12px;
    font: 600 11px/1 var(--font-head); letter-spacing: .3em; text-transform: uppercase;
    color: var(--ink-mute);
}
.ignite-hint i {
    width: 1px; height: 42px; background: linear-gradient(var(--ink) 40%, transparent);
    position: relative; overflow: hidden;
}
.ignite-hint i::after {
    content: ''; position: absolute; inset: 0; background: var(--red);
    animation: drip 1.9s var(--ease) infinite;
}
@keyframes drip { 0% { transform: translateY(-100%); } 60%, 100% { transform: translateY(100%); } }

.ignite-skip {
    position: absolute; right: clamp(16px, 3vw, 36px); bottom: clamp(20px, 4vh, 40px); z-index: 6;
    background: none; border: 0; cursor: pointer;
    font: 600 11px/1 var(--font-head); letter-spacing: .22em; text-transform: uppercase;
    color: var(--ink-mute); padding: 10px;
}
.ignite-skip:hover { color: var(--red); }
.intro-done .ignite-skip,
.intro-done .ignite-hint { opacity: 0; pointer-events: none; }
.intro-done .ignite-veil { pointer-events: none; }

/* ===== Hero — the billboard ========================================= */

.hero {
    position: absolute; inset: 0; z-index: 1;
    display: grid; align-content: center;
    padding: calc(var(--top-h, 118px) + clamp(14px, 2.4vh, 30px)) clamp(16px, 3vw, 40px) clamp(18px, 3vh, 34px);
    background: var(--paper);
}
.hero::before {
    content: ''; position: absolute; pointer-events: none;
    inset: calc(var(--top-h, 118px) + 8px) clamp(10px, 1.4vw, 20px) clamp(10px, 1.4vw, 20px);
    border: 2px solid var(--ink);
}

.hero-board {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1.06fr) auto minmax(0, .66fr);
    align-items: center; gap: clamp(18px, 3vw, 48px);
    max-width: 1280px; width: 100%; margin: 0 auto;
    padding: clamp(14px, 2.4vw, 34px) clamp(18px, 3vw, 44px) clamp(10px, 1.6vw, 20px);
}

.hero-eyebrow {
    font: 700 clamp(9px, .82vw, 11px)/1.4 var(--font-head);
    letter-spacing: .26em; text-transform: uppercase; color: var(--ink-mute);
    margin-bottom: clamp(10px, 1.6vh, 18px);
}

.hero-title { display: flex; flex-direction: column; align-items: flex-start; gap: clamp(5px, .8vh, 10px); }

.knock {
    position: relative; display: inline-block;
    background: var(--ink); color: var(--paper);
    padding: .1em .34em .16em;
    transform: skewX(-7deg);
}
.knock > span {
    display: block; transform: skewX(7deg);
    font-family: var(--font-display); font-weight: 400;
    font-size: clamp(2.5rem, 5.6vw, 5.4rem); line-height: .96;
    letter-spacing: .012em; text-transform: uppercase;
}
.knock::after {
    content: ''; position: absolute; top: 0; bottom: 0; left: calc(100% + 7px); width: 34px;
    background: repeating-linear-gradient(-72deg, var(--red) 0 7px, transparent 7px 15px);
}
.knock-alt { background: var(--red); margin-left: clamp(10px, 2.4vw, 46px); }
.knock-alt::after { background: repeating-linear-gradient(-72deg, var(--ink) 0 7px, transparent 7px 15px); }

.hero-tagline {
    margin: clamp(10px, 1.8vh, 18px) 0 0;
    font: 700 clamp(11px, 1.05vw, 14px)/1 var(--font-head);
    letter-spacing: .22em; text-transform: uppercase; color: var(--ink);
    padding-top: 10px; border-top: 2px solid var(--ink); display: inline-block;
}

.hero-subtitle {
    margin: clamp(10px, 1.7vh, 18px) 0 0;
    max-width: 46ch; font-size: clamp(14px, 1.05vw, 16px); line-height: 1.6; color: var(--ink-soft);
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: clamp(14px, 2.2vh, 24px); }

.hero-promises {
    display: flex; align-items: stretch; gap: 0;
    margin-top: clamp(16px, 2.6vh, 28px); padding-top: clamp(12px, 2vh, 18px);
    border-top: 1px solid var(--line);
}
.hero-promises li {
    display: flex; align-items: center; gap: 10px;
    padding: 0 clamp(12px, 1.6vw, 22px);
    font: 700 clamp(9px, .78vw, 11px)/1.25 var(--font-head);
    letter-spacing: .13em; text-transform: uppercase; color: var(--ink);
}
.hero-promises li:first-child { padding-left: 0; }
.hero-promises li + li { border-left: 1px solid var(--line); }
.hero-promises svg { width: 24px; height: 24px; flex: none; color: var(--red); }

.hero-cylinder { display: grid; place-items: center; }
.hero-cylinder img {
    display: block;
    width: clamp(92px, 11vw, 152px); height: auto;
    animation: bob 6s ease-in-out infinite alternate;
}
@keyframes bob { from { transform: translateY(-6px); } to { transform: translateY(6px); } }

.hero-order { display: flex; flex-direction: column; gap: 14px; }
.order-box {
    border: 2px solid var(--ink); border-radius: 10px;
    padding: clamp(14px, 1.8vw, 22px) clamp(14px, 1.6vw, 20px);
    text-align: center; background: var(--paper);
}
.wa-roundel {
    display: inline-grid; place-items: center; width: 44px; height: 44px;
    border-radius: 50%; background: var(--wa); color: #fff; margin-bottom: 10px;
}
.order-label {
    display: block; font: 700 clamp(10px, .95vw, 13px)/1 var(--font-head);
    letter-spacing: .16em; text-transform: uppercase; color: var(--ink); margin-bottom: 8px;
}
.order-number {
    display: block; font-family: var(--font-head); font-weight: 800;
    font-size: clamp(1.3rem, 2.3vw, 2.15rem); line-height: 1.05;
    letter-spacing: -.01em; color: var(--red);
}
.order-number:hover { color: var(--red-deep); }

.order-links { display: grid; gap: 8px; }
.order-links li { display: flex; align-items: center; gap: 10px; font-size: clamp(12px, .95vw, 14px); color: var(--ink); }
.order-links svg { width: 18px; height: 18px; flex: none; color: var(--ink); }
.order-links a:hover { color: var(--red); }

.hero-distributor {
    position: relative; z-index: 1;
    display: flex; align-items: center; gap: 16px;
    max-width: 1280px; width: 100%; margin: clamp(6px, 1.4vh, 18px) auto 0;
    padding: 0 clamp(18px, 3vw, 44px);
    font: 700 clamp(9px, .85vw, 12px)/1 var(--font-head);
    letter-spacing: .24em; text-transform: uppercase; color: var(--ink);
}
.hero-distributor::before, .hero-distributor::after { content: ''; flex: 1; height: 1px; background: var(--ink); }
.hero-distributor strong { color: var(--red); }

/* legacy hero bits that survive in markup */
.hero-bg, .hero-gradient, .hero-visual, .hero-scroll { display: none; }

/* ===== Stats strip ================================================== */

.strip { background: var(--ink); color: #fff; }
.strip-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.strip-item {
    padding: clamp(22px, 3.4vw, 38px) clamp(14px, 2vw, 28px);
    display: flex; flex-direction: column; gap: 6px; text-align: center; align-items: center;
}
.strip-item + .strip-item { border-left: 1px solid rgba(255,255,255,.16); }
.strip-number { font: 800 clamp(1.1rem, 2vw, 1.7rem)/1 var(--font-head); color: #fff; letter-spacing: -.01em; }
.strip-label { font: 500 clamp(10px, .9vw, 12px)/1.4 var(--font-head); letter-spacing: .16em; text-transform: uppercase; color: rgba(255,255,255,.62); }

/* ===== Section furniture ============================================ */

section { position: relative; }
.features, .about, .services, .faq, .cta, .contact { padding: clamp(64px, 9vw, 120px) 0; }
.about, .faq { background: var(--board); }

.section-header { max-width: 720px; margin: 0 auto clamp(36px, 5vw, 62px); text-align: center; }
.section-label {
    display: inline-flex; align-items: center; gap: 12px;
    font: 700 11px/1 var(--font-head); letter-spacing: .26em; text-transform: uppercase;
    color: var(--red); margin-bottom: 16px;
}
.section-label::before { content: ''; width: 28px; height: 2px; background: var(--red); }
.section-title { font-size: clamp(1.9rem, 4vw, 3.2rem); }
.section-subtitle { margin-top: 16px; font-size: clamp(15px, 1.2vw, 17px); color: var(--ink-mute); }

/* ===== Features ===================================================== */

.features { padding-top: clamp(56px, 7vw, 92px); }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--ink); }
.feature-card {
    padding: clamp(28px, 3.4vw, 44px);
    background: var(--paper);
    transition: background-color .3s var(--ease), color .3s var(--ease);
}
.feature-card + .feature-card { border-left: 1px solid var(--ink); }
.feature-card:hover { background: var(--board); }
.feature-card-primary { background: var(--ink); color: rgba(255,255,255,.72); }
.feature-card-primary:hover { background: #161616; }
.feature-card-primary .feature-title { color: #fff; }
.feature-icon { color: var(--red); margin-bottom: 20px; }
.feature-icon svg { width: 40px; height: 40px; }
.feature-title { font-size: clamp(1.05rem, 1.5vw, 1.3rem); margin-bottom: 12px; }
.feature-desc { font-size: 15px; line-height: 1.7; }

/* ===== About ======================================================== */

.about-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(36px, 5vw, 80px); align-items: center; }
.about-text { margin-top: 18px; font-size: 16px; line-height: 1.8; }
.about-features { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px 24px; margin-top: 30px; }
.about-feature { display: flex; align-items: center; gap: 12px; font: 600 14px/1.3 var(--font-head); color: var(--ink); }
.about-feature svg { flex: none; width: 22px; height: 22px; }

.about-visual { position: relative; }
.about-image {
    position: relative; background: var(--paper); border: 2px solid var(--ink);
    padding: clamp(28px, 4vw, 52px); display: grid; place-items: center;
}
.about-gas-tank { display: block; width: clamp(150px, 18vw, 230px); height: auto; }
.about-card {
    position: absolute; right: -14px; bottom: -22px;
    background: var(--red); color: #fff; padding: 18px 24px; border-radius: 2px;
    display: flex; flex-direction: column; gap: 2px; max-width: 200px;
    box-shadow: 10px 10px 0 var(--ink);
}
.about-card-number { font: 800 2rem/1 var(--font-head); }
.about-card-text { font: 600 11px/1.4 var(--font-head); letter-spacing: .14em; text-transform: uppercase; }

/* ===== Services ===================================================== */

.services-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; border: 1px solid var(--ink); }
.service-card {
    position: relative; padding: clamp(28px, 3.6vw, 48px); background: var(--paper);
    transition: background-color .3s var(--ease);
}
.service-card:nth-child(even) { border-left: 1px solid var(--ink); }
.service-card:nth-child(n+3) { border-top: 1px solid var(--ink); }
.service-card:hover { background: var(--board); }
.service-number {
    font-family: var(--font-display); font-size: clamp(2.2rem, 3.6vw, 3.4rem); line-height: 1;
    color: var(--board-deep); margin-bottom: 14px; transition: color .3s var(--ease);
}
.service-title { font-size: clamp(1.1rem, 1.7vw, 1.45rem); margin-bottom: 12px; }
.service-desc { font-size: 15px; line-height: 1.75; margin-bottom: 20px; }
.service-link {
    display: inline-flex; align-items: center; gap: 8px;
    font: 700 12px/1 var(--font-head); letter-spacing: .14em; text-transform: uppercase; color: var(--red);
}
.service-link svg { transition: transform .25s var(--ease); }
.service-link:hover svg { transform: translateX(5px); }

/* ===== FAQ ========================================================== */

.faq-grid { max-width: 900px; margin: 0 auto; border-top: 1px solid var(--ink); }
.faq-item { border-bottom: 1px solid var(--ink); background: transparent; }
.faq-question {
    list-style: none; cursor: pointer; position: relative;
    padding: 24px 56px 24px 0;
    font: 700 clamp(15px, 1.35vw, 18px)/1.45 var(--font-head); color: var(--ink);
}
.faq-question::-webkit-details-marker { display: none; }
.faq-question::after {
    content: ''; position: absolute; right: 10px; top: 50%; width: 16px; height: 2px;
    background: var(--red); transform: translateY(-50%);
}
.faq-question::before {
    content: ''; position: absolute; right: 17px; top: 50%; width: 2px; height: 16px;
    background: var(--red); transform: translateY(-50%); transition: transform .3s var(--ease);
}
.faq-item[open] .faq-question::before { transform: translateY(-50%) scaleY(0); }
.faq-answer { padding: 0 40px 26px 0; font-size: 15.5px; line-height: 1.8; }

/* ===== CTA ========================================================== */

.cta { background: var(--ink); color: rgba(255,255,255,.74); overflow: hidden; }
.cta::before {
    content: ''; position: absolute; inset: 0; opacity: .5;
    background: repeating-linear-gradient(-72deg, rgba(232,17,58,.9) 0 10px, transparent 10px 26px);
    -webkit-mask-image: linear-gradient(90deg, transparent 55%, #000 100%);
            mask-image: linear-gradient(90deg, transparent 55%, #000 100%);
}
.cta-content { position: relative; max-width: 720px; }
.cta-title { color: #fff; font-size: clamp(1.9rem, 4vw, 3.1rem); }
.cta-text { margin: 18px 0 30px; font-size: 16.5px; line-height: 1.75; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 14px; }

/* ===== Contact ====================================================== */

.contact { background: var(--board); }
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(36px, 5vw, 72px); align-items: start; }
.contact-text { margin-top: 18px; font-size: 16px; line-height: 1.75; }
.contact-details { font-style: normal; margin-top: 34px; display: grid; gap: 4px; }
.contact-item {
    display: flex; gap: 16px; align-items: flex-start;
    padding: 18px 0; border-top: 1px solid var(--line);
}
.contact-item:last-child { border-bottom: 1px solid var(--line); }
.contact-icon { flex: none; width: 40px; height: 40px; display: grid; place-items: center; border: 2px solid var(--ink); color: var(--red); }
.contact-item h3 { font: 700 11px/1 var(--font-head); letter-spacing: .2em; text-transform: uppercase; color: var(--ink-mute); margin-bottom: 6px; }
.contact-item a, .contact-item span { font: 600 15px/1.5 var(--font-head); color: var(--ink); }
.contact-item a:hover { color: var(--red); }

.contact-form-wrapper { background: var(--paper); border: 2px solid var(--ink); padding: clamp(24px, 3.2vw, 44px); }
.form-group { margin-bottom: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group label {
    display: block; margin-bottom: 8px;
    font: 700 11px/1 var(--font-head); letter-spacing: .16em; text-transform: uppercase; color: var(--ink);
}
.required { color: var(--red); }
.contact-form input, .contact-form select, .contact-form textarea,
.login-form input {
    width: 100%; padding: 14px 16px;
    font-family: var(--font-body); font-size: 15px; color: var(--ink);
    background: var(--paper); border: 1px solid var(--ink); border-radius: 0;
    transition: box-shadow .2s var(--ease), border-color .2s var(--ease);
}
.contact-form textarea { resize: vertical; min-height: 120px; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus,
.login-form input:focus { outline: none; border-color: var(--red); box-shadow: 0 0 0 3px var(--red-tint); }
.contact-form ::placeholder, .login-form ::placeholder { color: #A5A5A5; }

/* ===== Footer ======================================================= */

.footer { background: var(--ink); color: rgba(255,255,255,.62); padding: clamp(56px, 7vw, 88px) 0 0; }
.footer-content { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: clamp(28px, 4vw, 56px); }
.footer .lockup { fill: #fff; }
.footer-logo-image { width: 200px; }
.footer-tagline { margin-top: 20px; font-size: 14.5px; line-height: 1.8; max-width: 38ch; }
.footer-links h4, .footer-contact h4 {
    color: #fff; font: 700 11px/1 var(--font-head); letter-spacing: .22em; text-transform: uppercase; margin-bottom: 22px;
}
.footer-links ul, .footer-contact ul { display: grid; gap: 12px; }
.footer-links a, .footer-contact a { font-size: 14.5px; }
.footer-links a:hover, .footer-contact a:hover { color: var(--red); }
.footer-contact li { display: flex; align-items: center; gap: 10px; font-size: 14.5px; }
.footer-contact svg { flex: none; color: var(--red); }
.footer-bottom {
    margin-top: clamp(40px, 5vw, 64px); padding: 26px 0;
    border-top: 1px solid rgba(255,255,255,.14);
    display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
    font: 600 11px/1.6 var(--font-head); letter-spacing: .14em; text-transform: uppercase;
}

/* ===== Reveal on scroll ============================================= */

@keyframes fadeUp { from { opacity: 0; transform: translateY(26px); } to { opacity: 1; transform: none; } }

html.js .reveal {
    opacity: 0; transform: translateY(26px);
    transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
    transition-delay: calc(var(--i, 0) * var(--stagger));
}
html.js .reveal.is-in { opacity: 1; transform: none; }

html.js .hero [data-enter] { opacity: 0; transform: translateY(18px); }
.intro-copy .hero [data-enter] { animation: fadeUp 560ms var(--ease) forwards; }
.intro-copy .hero [data-enter="1"] { animation-delay: 40ms; }
.intro-copy .hero [data-enter="2"] { animation-delay: 120ms; }
.intro-copy .hero [data-enter="3"] { animation-delay: 200ms; }
.intro-copy .hero [data-enter="4"] { animation-delay: 280ms; }
.intro-copy .hero [data-enter="5"] { animation-delay: 360ms; }
.intro-copy .hero [data-enter="6"] { animation-delay: 440ms; }
.intro-copy .hero [data-enter="7"] { animation-delay: 520ms; }

/* ===== Responsive =================================================== */

@media (max-width: 1080px) {
    .hero-board { grid-template-columns: minmax(0, 1.1fr) minmax(0, .8fr); gap: 20px 28px; }
    /* Two columns, one screen: the cylinder gives up the height. */
    .hero-cylinder img { width: clamp(84px, 11vw, 132px); }
    /* Explicit placement: the right column stacks BESIDE the copy, not under it. */
    .hero-main     { grid-column: 1; grid-row: 1 / span 2; }
    .hero-cylinder { grid-column: 2; grid-row: 1; }
    .hero-order    { grid-column: 2; grid-row: 2; }
    .about-grid { grid-template-columns: 1fr; }
    .footer-content { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
    .nav-links {
        /* Sits directly under the fixed shell when open, and parks completely
           above the viewport when closed — it must never peek. */
        position: fixed; inset: var(--top-h, 118px) 0 auto; z-index: 90;
        flex-direction: column; align-items: stretch; gap: 0;
        background: var(--paper); border-bottom: 2px solid var(--ink);
        padding: 8px 24px 24px;
        transform: translateY(calc(-100% - var(--top-h, 118px) - 6px));
        transition: transform .38s var(--ease);
    }
    .nav-links.active { transform: none; }
    .nav-links li { border-bottom: 1px solid var(--line); }
    .nav-link { display: block; padding: 16px 0; }
    .nav-link::after { display: none; }
    .mobile-login-item { display: block; border: 0; padding-top: 16px; }
    .nav-actions { display: none; }
    .mobile-menu-btn { display: flex; }
    .features-grid, .services-grid { grid-template-columns: 1fr; }
    .feature-card + .feature-card, .service-card:nth-child(even) { border-left: 0; }
    .feature-card + .feature-card, .service-card:nth-child(n+2) { border-top: 1px solid var(--ink); }
    .contact-grid { grid-template-columns: 1fr; }
    .strip-grid { grid-template-columns: repeat(2, 1fr); }
    .strip-item:nth-child(3) { border-left: 0; }
    .strip-item:nth-child(n+3) { border-top: 1px solid rgba(255,255,255,.16); }
}

@media (max-width: 760px) {
    .top-bar-content { justify-content: center; gap: 16px; font-size: 12px; height: auto; padding: 8px 0; flex-wrap: nowrap; }
    /* One line only on a phone — every pixel here is taken off the board. */
    .top-bar-item[href^="mailto"] { display: none; }
    .nav { height: 66px; }

    html.js .ignite { height: 190vh; }
    .ignite-mark { width: 84vw; }

    .hero { padding: calc(var(--top-h, 106px) + 10px) 14px 14px; align-content: start; overflow-y: auto; }
    .hero::before { inset: calc(var(--top-h, 106px) + 4px) 8px 8px; }
    .hero-board { grid-template-columns: 1fr; gap: 18px; padding: 18px 16px 12px; text-align: left; }
    /* Undo the tablet placement, or single-column stacks everything on row 2. */
    .hero-main, .hero-cylinder, .hero-order { grid-column: auto; grid-row: auto; }
    .hero-cylinder { display: none; }
    .hero-order { grid-column: 1; }
    .hero-promises { flex-wrap: wrap; gap: 10px 0; }
    .hero-promises li { padding: 0 12px 0 0; }
    .hero-promises li + li { border-left: 0; }
    .knock > span { font-size: clamp(2.1rem, 12vw, 3.2rem); }
    .knock::after { width: 20px; }
    .about-features, .form-row { grid-template-columns: 1fr; }
    .footer-content { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; }
}

@media (max-width: 480px) {
    .order-links { display: none; }
    .hero-board { gap: 14px; padding-bottom: 6px; }
    .hero-promises { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
    .hero-promises li { padding: 0; font-size: 8.5px; letter-spacing: .1em; gap: 7px; }
    .hero-promises svg { width: 19px; height: 19px; }
    .hero-distributor { font-size: 8.5px; letter-spacing: .14em; gap: 10px; padding: 0 12px; }
}

/* ===== Reduced motion =============================================== */

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
    html.js .ignite { height: 100svh; }
    html.js .ignite-veil,
    html.js .ignite-hint, html.js .ignite-skip { display: none; }
    html.js .hero [data-enter] { opacity: 1; transform: none; }
    html.js .reveal { opacity: 1; transform: none; }
    .hero-cylinder img { animation: none; }
}

/* ---------------------------------------------------------------------------
   Ad-traffic bypass. On hartiesgas.co.za, and for any visit carrying a click
   ID, the scroll-portal intro does not run: the 230vh runway collapses to a
   single screen so there is no dead scroll, and only the splash furniture is
   removed. The stage itself must stay — the hero is positioned inside it, so
   hiding the stage would hide the offer along with the animation.
   --------------------------------------------------------------------------- */
.intro-bypass .ignite { height: 100svh !important; }
.intro-bypass .ignite-veil,
.intro-bypass .ignite-lockup,
.intro-bypass .ignite-hint,
.intro-bypass .ignite-skip { display: none !important; }

.intro-bypass .ignite-stage { position: relative !important; }
.intro-bypass .hero { opacity: 1 !important; transform: none !important; }
.intro-bypass .site-top { opacity: 1 !important; visibility: visible !important; pointer-events: auto !important; }