/* ==========================================================================
   Fuel — Product page
   Apple-inspired product page. Pure HTML/CSS/JS, no build.
   Styled to match dennis.donner.io portfolio.
   ========================================================================== */

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
img, svg { display: block; max-width: 100%; }
button { background: none; border: 0; font: inherit; color: inherit; cursor: pointer; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
input, textarea, select, button { font: inherit; color: inherit; }
::selection { background: var(--accent); color: #fff; }

/* ---------- Design tokens (Apple-inspired dark) ---------- */
:root {
    --bg: #000000;
    --bg-alt: #0a0a0a;
    --bg-soft: #1d1d1f;
    --bg-dark: #000000;
    --bg-dark-2: #1d1d1f;

    --surface: #161617;
    --border: rgba(255, 255, 255, 0.12);
    --border-strong: rgba(255, 255, 255, 0.26);

    --text: #f5f5f7;
    --text-dim: #a1a1a6;
    --text-faint: #86868b;
    --text-on-dark: #f5f5f7;
    --text-on-dark-dim: #a1a1a6;

    /* Fuel accent — warm orange (matches the portfolio rewrite-era story entry) */
    --accent: #2bc5bf;
    --accent-hover: #4fd6d0;
    --accent-soft: rgba(43, 197, 191, 0.16);
    --accent-rgb: 43, 197, 191;
    --accent-bright: #2bc5bf;
    --accent-bright-hover: #4fd6d0;
    --accent-bright-rgb: 43, 197, 191;

    --font-sans: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Inter', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    --font-mono: 'SF Mono', ui-monospace, Menlo, Monaco, Consolas, monospace;

    --radius-sm: 8px;
    --radius: 18px;
    --radius-lg: 28px;
    --radius-xl: 40px;
    --radius-full: 980px;

    --ease: cubic-bezier(0.28, 0.11, 0.32, 1);
    --ease-apple: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

    --max: 1240px;
    --max-narrow: 980px;
    --pad: clamp(1.25rem, 4vw, 2.5rem);

    --nav-h: 52px;
}

/* ---------- Base ---------- */
html, body { background: var(--bg); color: var(--text); }

body {
    font-family: var(--font-sans);
    font-size: 17px;
    line-height: 1.47059;
    letter-spacing: -0.022em;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    min-height: 100vh;
}

h1, h2, h3, h4 {
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1.07;
    color: inherit;
}

/* ---------- Custom cursor ---------- */
.cursor {
    position: fixed; top: 0; left: 0; width: 32px; height: 32px;
    border: 1px solid var(--border-strong); border-radius: 50%;
    transform: translate(-50%, -50%); pointer-events: none; z-index: 9999;
    transition: width .25s var(--ease), height .25s var(--ease),
                border-color .25s var(--ease), background-color .25s var(--ease);
    mix-blend-mode: difference;
}
.cursor span {
    position: absolute; inset: 50%; width: 4px; height: 4px;
    background: var(--text); border-radius: 50%;
    transform: translate(-50%, -50%);
}
.cursor.is-hover { width: 56px; height: 56px; background: var(--accent-soft); border-color: var(--accent); }
.cursor.is-hover span { opacity: 0; }
@media (hover: none), (max-width: 900px) { .cursor { display: none; } }

/* ---------- Scroll progress ---------- */
.progress {
    position: fixed; top: 0; left: 0; height: 2px; width: 0;
    background: var(--accent); z-index: 200;
    transition: width .1s linear;
}

/* ---------- Nav ---------- */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    height: var(--nav-h);
    display: flex; align-items: center; justify-content: center;
    padding: 0 var(--pad);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    background: color-mix(in srgb, var(--bg) 72%, transparent);
    border-bottom: 1px solid transparent;
    transition: background .3s var(--ease), border-color .3s var(--ease);
}
.nav.is-scrolled { border-bottom-color: var(--border); }
.nav__inner {
    width: 100%; max-width: var(--max);
    display: flex; align-items: center; justify-content: space-between;
    gap: 1rem;
}

.nav__brand {
    display: inline-flex; align-items: center; gap: .55rem;
    font-size: .9rem; font-weight: 500; letter-spacing: -0.01em;
    color: var(--text);
}
.nav__brand img {
    width: 26px; height: 26px;
    border-radius: 7px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, .06);
    object-fit: cover;
}

.nav__links {
    display: flex; gap: 1.6rem; align-items: center;
    font-size: .82rem; font-weight: 400;
}
.nav__links a {
    color: var(--text); opacity: .88;
    transition: opacity .2s var(--ease), color .2s var(--ease);
}
.nav__links a:hover { opacity: 1; color: var(--accent); }

.nav__lang {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--text);
    padding: .4rem .75rem;
    font-size: .78rem;
    cursor: pointer;
    transition: border-color .2s var(--ease), background .2s var(--ease);
    -webkit-appearance: none;
    appearance: none;
    padding-right: 1.8rem;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'><path d='M1 1l4 4 4-4' stroke='%23a1a1a6' stroke-width='1.4' fill='none' stroke-linecap='round' stroke-linejoin='round'/></svg>");
    background-repeat: no-repeat;
    background-position: right .7rem center;
}
.nav__lang:hover { border-color: var(--border-strong); background-color: rgba(255, 255, 255, .06); }
.nav__lang:focus { outline: none; border-color: var(--accent); }
.nav__lang option { background: #1d1d1f; color: var(--text); }

.nav__burger {
    display: none; width: 34px; height: 34px;
    position: relative;
}
.nav__burger span {
    position: absolute; left: 50%; top: 50%; width: 16px; height: 1.5px;
    background: var(--text); border-radius: 2px;
    transition: transform .3s var(--ease), opacity .3s var(--ease);
}
.nav__burger span:nth-child(1) { transform: translate(-50%, -4px); }
.nav__burger span:nth-child(2) { transform: translate(-50%, 3px); }
.nav__burger[aria-expanded="true"] span:nth-child(1) { transform: translate(-50%, 0) rotate(45deg); }
.nav__burger[aria-expanded="true"] span:nth-child(2) { transform: translate(-50%, 0) rotate(-45deg); }

/* ---------- Buttons ---------- */
.btn {
    position: relative;
    display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
    min-width: 28px; padding: .85rem 1.5rem;
    border-radius: var(--radius-full);
    font-size: 1.05rem; font-weight: 400; letter-spacing: -0.02em;
    transition: background .25s var(--ease), color .25s var(--ease), transform .35s var(--ease), box-shadow .35s var(--ease);
    will-change: transform;
    white-space: nowrap;
    cursor: pointer;
}
.btn--primary {
    background: var(--accent); color: #000;
}
.btn--primary:hover {
    background: var(--accent-hover);
    box-shadow: 0 10px 30px -8px rgba(var(--accent-rgb), 0.55);
}
.btn--ghost {
    background: transparent; color: var(--accent);
    padding: .85rem 0;
}
.btn--ghost::after {
    content: " ›";
    margin-left: .1em;
    transition: transform .25s var(--ease);
    display: inline-block;
}
.btn--ghost:hover { color: var(--accent-hover); }
.btn--ghost:hover::after { transform: translateX(4px); }
.btn--outline {
    background: transparent; color: var(--accent);
    border: 1px solid var(--accent);
}
.btn--outline:hover { background: var(--accent); color: #000; }
.btn--large { padding: 1rem 1.75rem; font-size: 1.1rem; }

/* ---------- Sections ---------- */
main { position: relative; z-index: 2; }

.section {
    padding: clamp(4rem, 11vw, 8rem) var(--pad);
    position: relative;
}
.section__inner {
    max-width: var(--max);
    margin: 0 auto;
    position: relative;
}
.section__inner--narrow { max-width: var(--max-narrow); }

.section--dark  { background: var(--bg); color: var(--text); }
.section--deep  { background: var(--bg-alt); color: var(--text); }
.section--soft  { background: var(--bg-soft); color: var(--text); }

.chapter {
    text-align: center;
    max-width: var(--max-narrow);
    margin: 0 auto clamp(3rem, 6vw, 5rem);
}
.chapter__kicker {
    display: inline-block;
    font-size: .85rem; font-weight: 600;
    color: var(--accent); letter-spacing: -0.01em;
    margin-bottom: 1rem;
}
.chapter__title {
    font-size: clamp(2.25rem, 5.5vw, 4rem);
    font-weight: 600; letter-spacing: -0.035em;
    line-height: 1.05;
}
.chapter__sub {
    margin-top: 1.25rem;
    font-size: clamp(1.1rem, 1.6vw, 1.3rem);
    color: var(--text-dim);
    max-width: 680px; margin-left: auto; margin-right: auto;
    line-height: 1.4;
}

/* ---------- Answer capsule (GEO) ---------- */
.answer-capsule {
    max-width: 52rem;
    margin: 0 auto;
    padding: 1.35rem 1.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    color: var(--text-dim);
    line-height: 1.65;
    font-size: 1.05rem;
}
.answer-capsule strong { color: var(--text); }

/* ---------- FAQ ---------- */
.faq__list {
    max-width: 52rem;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: .75rem;
}
.faq__item {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    overflow: hidden;
    transition: border-color .25s var(--ease);
}
.faq__item[open] { border-color: var(--border-strong); }
.faq__item summary {
    list-style: none;
    cursor: pointer;
    padding: 1.1rem 1.3rem;
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--text);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
    content: "+";
    color: var(--accent);
    font-size: 1.5rem;
    line-height: 1;
    transition: transform .25s var(--ease);
    flex-shrink: 0;
}
.faq__item[open] summary::after { transform: rotate(45deg); }
.faq__item p {
    padding: 0 1.3rem 1.2rem;
    color: var(--text-dim);
    line-height: 1.65;
    margin: 0;
}
.faq__item p a { color: var(--accent); }

/* ---------- Hero ---------- */
.hero {
    position: relative;
    min-height: 100vh; min-height: 100svh;
    padding: calc(var(--nav-h) + 5rem) var(--pad) 4rem;
    display: grid;
    place-items: center;
    background:
        radial-gradient(ellipse 80% 60% at 50% 0%, var(--accent-soft), transparent 70%),
        radial-gradient(ellipse 50% 40% at 20% 90%, rgba(var(--accent-rgb), 0.08), transparent 70%),
        var(--bg);
    overflow: hidden;
}
.hero__inner {
    position: relative;
    max-width: var(--max);
    width: 100%;
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: clamp(2rem, 6vw, 5rem);
    align-items: center;
}
.hero__text {
    display: flex; flex-direction: column; gap: 1.25rem;
    will-change: transform;
    transform: translate3d(calc(var(--mx, 0) * 1px), calc((var(--my, 0) + var(--py, 0)) * 0.6px), 0);
}
.eyebrow {
    display: inline-flex; align-items: center; gap: .6rem;
    font-size: clamp(.95rem, 1.2vw, 1.05rem);
    font-weight: 400; letter-spacing: -0.01em;
    color: var(--text-dim);
}
.eyebrow .dot {
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 0 0 rgba(var(--accent-rgb), .55);
    animation: pulse 2.2s infinite;
}
@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(var(--accent-rgb), .55); }
    50% { box-shadow: 0 0 0 8px rgba(var(--accent-rgb), 0); }
}
.hero__title {
    font-size: clamp(2.75rem, 6.5vw, 5.5rem);
    font-weight: 600;
    letter-spacing: -0.045em;
    line-height: 0.98;
}
.hero__title span.accent {
    background: linear-gradient(120deg, var(--accent) 0%, #a8ece9 60%, var(--accent) 100%);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero__sub {
    font-size: clamp(1.1rem, 1.5vw, 1.3rem);
    color: var(--text-dim);
    max-width: 560px;
    line-height: 1.5;
}
.hero__cta {
    display: flex; flex-wrap: wrap; gap: 1rem;
    align-items: center;
    margin-top: .75rem;
}
.hero__stats {
    display: flex;
    gap: clamp(1.5rem, 3vw, 2.5rem);
    margin-top: 1.75rem;
    padding-top: 1.75rem;
    border-top: 1px solid var(--border);
    flex-wrap: wrap;
}
.hero__stat { display: flex; flex-direction: column; gap: .15rem; }
.hero__stat-num {
    font-size: clamp(1.4rem, 2.2vw, 1.75rem);
    font-weight: 600; letter-spacing: -0.03em;
    color: var(--text);
}
.hero__stat-num .star {
    color: #ffc43d;
    filter: drop-shadow(0 0 6px rgba(255, 196, 61, 0.35));
    margin-right: .2rem;
}
.hero__stat-label {
    font-size: .8rem; color: var(--text-dim);
    letter-spacing: -0.005em;
}

/* ---------- Hero visual (phones) ---------- */
.hero__visual {
    position: relative;
    display: grid;
    place-items: center;
    min-height: 520px;
    will-change: transform;
    transform: translate3d(calc(var(--mx, 0) * -0.6px), calc(var(--my, 0) * -0.4px), 0);
}
.hero__visual::before {
    content: "";
    position: absolute; inset: -8%;
    background:
        radial-gradient(circle at 50% 45%, rgba(var(--accent-rgb), .3), transparent 60%);
    filter: blur(36px);
    z-index: 0;
    pointer-events: none;
}

.phones {
    position: relative;
    width: 100%; max-width: 480px;
    aspect-ratio: 1 / 1.1;
    z-index: 1;
}
.phone {
    position: absolute;
    border-radius: 44px;
    padding: 8px;
    background: linear-gradient(155deg, #2a2a2e 0%, #0a0a0a 100%);
    box-shadow:
        0 30px 70px -20px rgba(0, 0, 0, 0.8),
        0 0 0 1px rgba(255, 255, 255, 0.08),
        inset 0 0 0 1px rgba(255, 255, 255, 0.04);
    transition: transform .6s var(--ease);
    overflow: hidden;
}
.phone img {
    width: 100%; height: 100%;
    object-fit: cover;
    border-radius: 36px;
    display: block;
}
.phone--primary {
    width: 62%;
    aspect-ratio: 9 / 19.5;
    top: 4%;
    left: 50%;
    transform: translateX(-50%) rotate(-4deg);
    z-index: 2;
}
.phone--secondary {
    width: 52%;
    aspect-ratio: 9 / 19.5;
    bottom: 0;
    right: 2%;
    transform: rotate(6deg);
    z-index: 1;
    opacity: .9;
}
.phone--secondary::after {
    content: "";
    position: absolute; inset: 0;
    background: linear-gradient(180deg, transparent 30%, rgba(0, 0, 0, .15) 100%);
    pointer-events: none;
}
.phones:hover .phone--primary { transform: translateX(-52%) rotate(-2deg) translateY(-6px); }
.phones:hover .phone--secondary { transform: rotate(3deg) translateY(-6px); }

.hero__scroll {
    position: absolute; bottom: 2rem; left: 50%;
    transform: translateX(-50%);
    display: inline-flex; flex-direction: column; align-items: center; gap: .35rem;
    font-size: .72rem; letter-spacing: .14em; text-transform: uppercase;
    color: var(--text-faint);
}
.hero__scroll svg { width: 14px; height: 14px; animation: bob 2s ease-in-out infinite; }
@keyframes bob {
    0%, 100% { transform: translateY(0); opacity: .6; }
    50% { transform: translateY(6px); opacity: 1; }
}

/* ---------- Word reveal ---------- */
.wordreveal {
    font-size: clamp(1.75rem, 4.2vw, 3.25rem);
    font-weight: 600; letter-spacing: -0.035em;
    line-height: 1.15;
    max-width: var(--max-narrow);
    margin: 0 auto;
    text-align: center;
}
.wordreveal .word {
    display: inline-block;
    margin: 0 .12em;
    color: color-mix(in srgb, var(--text) 22%, transparent);
    transition: color .5s var(--ease);
    will-change: color;
}
.wordreveal .word.is-on { color: var(--text); }

/* ---------- Features grid ---------- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}
.feature {
    position: relative;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem 1.75rem 1.75rem;
    transition: transform .5s var(--ease), border-color .4s var(--ease), box-shadow .5s var(--ease);
    overflow: hidden;
    isolation: isolate;
}
.feature::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 0%, rgba(var(--accent-rgb), 0.12), transparent 60%);
    opacity: 0;
    transition: opacity .45s var(--ease);
    z-index: -1;
}
.feature:hover {
    transform: translateY(-4px);
    border-color: rgba(var(--accent-rgb), 0.35);
    box-shadow: 0 20px 50px -20px rgba(var(--accent-rgb), 0.3);
}
.feature:hover::before { opacity: 1; }

.feature__icon {
    width: 52px; height: 52px;
    border-radius: 14px;
    display: grid; place-items: center;
    background: rgba(var(--accent-rgb), 0.12);
    color: var(--accent);
    font-size: 1.3rem;
    margin-bottom: 1.25rem;
    transition: transform .4s var(--ease), background .3s var(--ease);
}
.feature:hover .feature__icon {
    transform: scale(1.06);
    background: rgba(var(--accent-rgb), 0.2);
}

.feature__title {
    font-size: 1.15rem; font-weight: 500;
    letter-spacing: -0.02em;
    margin-bottom: .5rem;
    color: var(--text);
}
.feature__desc {
    font-size: .95rem;
    color: var(--text-dim);
    line-height: 1.5;
}

/* ---------- Showcase (big screenshot) ---------- */
.showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 6vw, 5rem);
    align-items: center;
    max-width: var(--max);
    margin: 0 auto;
}
.showcase__text { max-width: 520px; }
.showcase__kicker {
    display: inline-block;
    font-size: .85rem; font-weight: 600;
    color: var(--accent); letter-spacing: -0.01em;
    margin-bottom: 1rem;
}
.showcase__title {
    font-size: clamp(2rem, 4vw, 3.25rem);
    font-weight: 600; letter-spacing: -0.035em;
    line-height: 1.05;
    margin-bottom: 1.25rem;
}
.showcase__desc {
    font-size: clamp(1.05rem, 1.3vw, 1.15rem);
    color: var(--text-dim);
    line-height: 1.55;
    margin-bottom: 1.5rem;
}
.showcase__list {
    display: flex; flex-direction: column; gap: .85rem;
    margin-bottom: 2rem;
}
.showcase__list li {
    display: flex; align-items: baseline; gap: .75rem;
    color: var(--text-dim);
    font-size: 1rem;
    line-height: 1.45;
}
.showcase__list li::before {
    content: "→";
    color: var(--accent);
    font-weight: 600;
    flex-shrink: 0;
}
.showcase__visual {
    position: relative;
    display: grid; place-items: center;
    padding: 2rem;
}
.showcase__visual::before {
    content: "";
    position: absolute; inset: 0;
    background: radial-gradient(circle at 50% 50%, rgba(var(--accent-rgb), 0.25), transparent 65%);
    filter: blur(30px);
    z-index: 0;
}
.showcase__phone {
    position: relative;
    width: 100%;
    max-width: 320px;
    aspect-ratio: 9 / 19.5;
    border-radius: 46px;
    padding: 8px;
    background: linear-gradient(155deg, #2a2a2e 0%, #0a0a0a 100%);
    box-shadow:
        0 40px 90px -20px rgba(0, 0, 0, 0.85),
        0 0 0 1px rgba(255, 255, 255, 0.08);
    z-index: 1;
}
.showcase__phone img {
    width: 100%; height: 100%;
    object-fit: cover;
    border-radius: 38px;
    display: block;
}

/* ---------- CTA block ---------- */
.cta-block {
    text-align: center;
    max-width: var(--max-narrow);
    margin: 0 auto;
}
.cta-block__title {
    font-size: clamp(2.25rem, 5vw, 3.75rem);
    font-weight: 600; letter-spacing: -0.035em;
    line-height: 1.05;
    margin-bottom: 1.25rem;
}
.cta-block__sub {
    font-size: clamp(1.1rem, 1.5vw, 1.25rem);
    color: var(--text-dim);
    margin-bottom: 2.25rem;
    line-height: 1.4;
    max-width: 600px;
    margin-left: auto; margin-right: auto;
}
.cta-block__actions {
    display: flex; flex-wrap: wrap; gap: 1rem;
    justify-content: center;
    align-items: center;
}

/* ---------- Footer ---------- */
.footer {
    background: var(--bg-alt);
    padding: 4rem var(--pad) 2rem;
    color: var(--text-dim);
    font-size: .9rem;
    border-top: 1px solid var(--border);
}
.footer__inner {
    max-width: var(--max);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.3fr 1fr 1fr;
    gap: clamp(2rem, 6vw, 4rem);
    padding-bottom: 2.5rem;
    border-bottom: 1px solid var(--border);
}
.footer__brand {
    display: flex; flex-direction: column; gap: 1rem;
    max-width: 360px;
}
.footer__brand-name {
    display: inline-flex; align-items: center; gap: .6rem;
    font-size: 1rem; font-weight: 500; color: var(--text);
    letter-spacing: -0.01em;
}
.footer__brand-name img {
    width: 28px; height: 28px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, .06);
    object-fit: cover;
}
.footer__brand p { color: var(--text-dim); line-height: 1.5; font-size: .92rem; }

.footer__group h4 {
    font-size: .82rem; font-weight: 500;
    color: var(--text-faint);
    letter-spacing: .02em;
    margin-bottom: 1rem;
    text-transform: uppercase;
}
.footer__group ul { display: flex; flex-direction: column; gap: .65rem; }
.footer__group a {
    color: var(--text-dim);
    transition: color .25s var(--ease);
}
.footer__group a:hover { color: var(--accent); }

.footer__bottom {
    max-width: var(--max);
    margin: 2rem auto 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    color: var(--text-faint);
    font-size: .82rem;
}
.footer__bottom a { color: var(--text-faint); transition: color .25s var(--ease); }
.footer__bottom a:hover { color: var(--accent); }

/* ---------- Mobile menu ---------- */
.nav__links {
    transition: transform .4s var(--ease);
}

/* ---------- Reveal animations ---------- */
.reveal {
    opacity: 0; transform: translateY(24px);
    transition: opacity .9s var(--ease), transform .9s var(--ease);
    transition-delay: calc(var(--delay, 0) * 1ms);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
    .hero__inner {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }
    .hero__text { align-items: center; }
    .hero__sub { max-width: 560px; }
    .hero__stats { justify-content: center; }
    .hero__visual { min-height: 440px; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .showcase {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .showcase__text { margin: 0 auto; }
    .showcase__list li { justify-content: center; }
    .showcase__cta { justify-content: center; }
    .footer__inner { grid-template-columns: 1fr 1fr; }
    .footer__brand { grid-column: 1 / -1; max-width: none; }
}

@media (max-width: 720px) {
    .nav__links {
        position: fixed; inset: var(--nav-h) 0 auto 0;
        flex-direction: column; gap: 0; padding: 1.25rem var(--pad);
        background: color-mix(in srgb, var(--bg) 94%, transparent);
        backdrop-filter: saturate(180%) blur(20px);
        border-bottom: 1px solid var(--border);
        transform: translateY(-120%);
        align-items: flex-start;
    }
    .nav__links.is-open { transform: translateY(0); }
    .nav__links a { padding: 1rem 0; font-size: 1.1rem; width: 100%; }
    .nav__links .nav__lang { margin-top: .5rem; }
    .nav__burger { display: inline-grid; place-items: center; }

    .features-grid { grid-template-columns: 1fr; }
    .footer__inner { grid-template-columns: 1fr; gap: 2rem; }
    .footer__bottom { flex-direction: column; text-align: center; }

    .phones { max-width: 360px; }
    .showcase__phone { max-width: 280px; }
}

@media (max-width: 480px) {
    .hero { padding-top: calc(var(--nav-h) + 3rem); }
    .hero__visual { min-height: 380px; }
    .hero__stats { gap: 1.25rem; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .001ms !important;
        scroll-behavior: auto !important;
    }
    .reveal { opacity: 1; transform: none; }
    .wordreveal .word { color: var(--text); }
}

/* ---------- Password reset / email confirmation pages (shared) ---------- */
.auth-page {
    min-height: 100vh;
    background:
        radial-gradient(ellipse 80% 60% at 50% 0%, var(--accent-soft), transparent 70%),
        var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(2rem, 6vw, 4rem) var(--pad);
}

.auth-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: clamp(2rem, 4vw, 3rem);
    width: 100%;
    max-width: 460px;
    box-shadow: 0 40px 90px -20px rgba(0, 0, 0, 0.7);
}

.auth-card__brand {
    display: inline-flex;
    align-items: center;
    gap: .55rem;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 1.75rem;
}
.auth-card__brand img {
    width: 28px; height: 28px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, .06);
}
.auth-card__back {
    display: inline-flex; align-items: center; gap: .4rem;
    font-size: .85rem; color: var(--text-dim);
    margin-bottom: 1rem;
    transition: color .25s var(--ease);
}
.auth-card__back:hover { color: var(--accent); }

.auth-card h1 {
    font-size: 1.7rem;
    margin-bottom: .5rem;
    color: var(--text);
}
.auth-card > p {
    color: var(--text-dim);
    margin-bottom: 1.75rem;
    line-height: 1.5;
}

.auth-form { display: flex; flex-direction: column; gap: 1rem; }
.auth-form label {
    display: block;
    font-size: .85rem;
    color: var(--text-dim);
    margin-bottom: .35rem;
    letter-spacing: -0.005em;
}
.auth-form input {
    width: 100%;
    background: rgba(255, 255, 255, .04);
    border: 1px solid var(--border);
    color: var(--text);
    padding: .85rem 1rem;
    border-radius: 12px;
    font-size: 1rem;
    transition: border-color .25s var(--ease), background .25s var(--ease);
}
.auth-form input:focus {
    outline: none;
    border-color: var(--accent);
    background: rgba(var(--accent-rgb), .06);
}
.auth-form .btn { margin-top: .5rem; }

/* ---------- Legacy auth page classes (password-reset.php, etc.) ---------- */
/* Maintained so existing PHP templates render correctly in the new dark theme. */
.password-reset-container {
    min-height: 100vh;
    background:
        radial-gradient(ellipse 80% 60% at 50% 0%, var(--accent-soft), transparent 70%),
        var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(2rem, 6vw, 4rem) var(--pad);
    font-family: var(--font-sans);
    color: var(--text);
}

.password-reset-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: clamp(2rem, 4vw, 3rem);
    width: 100%;
    max-width: 460px;
    text-align: center;
    box-shadow: 0 40px 90px -20px rgba(0, 0, 0, 0.7);
}

.password-reset-header { margin-bottom: 1.5rem; }
.password-reset-header h1 {
    color: var(--text);
    font-size: 1.6rem;
    font-weight: 600;
    letter-spacing: -0.025em;
    margin: .75rem 0 .5rem;
}
.password-reset-header p {
    color: var(--text-dim);
    margin: 0;
    line-height: 1.5;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    color: var(--text-dim);
    font-size: .85rem;
    font-weight: 500;
    text-decoration: none;
    margin-bottom: 1rem;
    transition: color 0.25s var(--ease);
}
.back-link:hover { color: var(--accent); }

.brand-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .55rem;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 1.5rem;
}
.brand-logo .logo {
    height: 28px; width: 28px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, .06);
    object-fit: cover;
}

.password-reset-form .form-group {
    margin-bottom: 1.25rem;
    text-align: left;
}
.password-reset-form label {
    display: block;
    font-size: .85rem;
    color: var(--text-dim);
    margin-bottom: .4rem;
    letter-spacing: -0.005em;
    font-weight: 500;
}
.password-reset-form input[type="password"],
.password-reset-form input[type="email"],
.password-reset-form input[type="text"] {
    width: 100%;
    background: rgba(255, 255, 255, .04);
    border: 1px solid var(--border);
    color: var(--text);
    padding: .85rem 1rem;
    border-radius: 12px;
    font-size: 1rem;
    transition: border-color .25s var(--ease), background .25s var(--ease);
}
.password-reset-form input:focus {
    outline: none;
    border-color: var(--accent);
    background: rgba(var(--accent-rgb), .06);
}
.password-reset-form small {
    display: block;
    margin-top: .4rem;
    color: var(--text-faint) !important;
    font-size: .78rem !important;
}

.password-reset-footer {
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border);
}
.password-reset-footer p { color: var(--text-dim); margin: 0; font-size: .9rem; }
.password-reset-footer a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
    transition: color .25s var(--ease);
}
.password-reset-footer a:hover { color: var(--accent-hover); text-decoration: underline; }

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    padding: .85rem 1.5rem;
    border-radius: var(--radius-full);
    background: var(--accent);
    color: #000;
    border: 0;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background .25s var(--ease), transform .35s var(--ease), box-shadow .35s var(--ease);
    text-decoration: none;
}
.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 10px 30px -8px rgba(var(--accent-rgb), 0.55);
}
.btn-full { width: 100%; }

.message {
    padding: .75rem 1rem;
    border-radius: 10px;
    margin-top: 1rem;
    font-size: .9rem;
    line-height: 1.4;
    transition: opacity 0.3s ease;
}
.message.success {
    background: rgba(48, 209, 88, 0.1);
    color: #4ade80;
    border: 1px solid rgba(48, 209, 88, 0.25);
}
.message.error {
    background: rgba(255, 69, 58, 0.1);
    color: #ff6b6b;
    border: 1px solid rgba(255, 69, 58, 0.25);
}

.loading-spinner {
    font-size: 2rem;
    color: var(--accent);
    margin-bottom: 1rem;
}
.loading-spinner i { animation: spin 1s linear infinite; }
@keyframes spin {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

@media (max-width: 480px) {
    .password-reset-card { padding: 2rem 1.5rem; }
    .password-reset-header h1 { font-size: 1.4rem; }
}

/* ---------- Legal pages (terms, privacy, AGB, Datenschutz) ---------- */
body.legal {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-sans);
    line-height: 1.65;
    max-width: 780px;
    margin: 0 auto;
    padding: clamp(2.5rem, 6vw, 4.5rem) var(--pad) 4rem;
    font-size: 16px;
}
body.legal h1 {
    font-size: clamp(2rem, 3.5vw, 2.6rem);
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1.1;
    color: var(--text);
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1rem;
}
body.legal h2 {
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    font-weight: 600;
    letter-spacing: -0.025em;
    color: var(--text);
    margin: 2.5rem 0 .75rem;
}
body.legal h3 {
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--text);
    margin: 1.75rem 0 .5rem;
}
body.legal p,
body.legal li {
    color: var(--text-dim);
    margin-bottom: .75rem;
}
body.legal strong { color: var(--text); font-weight: 500; }
body.legal ul {
    list-style: disc;
    padding-left: 1.5rem;
    margin-bottom: 1.25rem;
}
body.legal ul li { margin-bottom: .4rem; padding-left: .25rem; }
body.legal a {
    color: var(--accent);
    border-bottom: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
    transition: color .25s var(--ease), border-color .25s var(--ease);
    text-decoration: none;
}
body.legal a:hover { color: var(--accent-hover); border-bottom-color: var(--accent); }
body.legal .last-updated {
    color: var(--text-faint);
    font-style: normal;
    font-size: .9rem;
    margin-bottom: 2.5rem;
    display: block;
    letter-spacing: -0.005em;
}
body.legal .highlight {
    background: rgba(var(--accent-rgb), 0.08);
    border-left: 3px solid var(--accent);
    border-radius: 0 10px 10px 0;
    padding: 1rem 1.25rem;
    margin: 1.5rem 0;
    color: var(--text);
}
body.legal hr {
    border: 0;
    border-top: 1px solid var(--border);
    margin: 3rem 0 1.5rem;
}
body.legal .legal__back {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    text-align: center;
    color: var(--accent);
    font-size: .92rem;
    border-bottom: 1px solid transparent;
}
body.legal .legal__back:hover { border-bottom-color: var(--accent); }
body.legal .legal__footer {
    text-align: center;
    color: var(--text-faint);
    margin-top: 2rem;
    font-size: .9rem;
}