/* =========================================================
   RilloTech — Residential Computer Repair
   Modern dark theme with Texas-warm accents.
   Tokens at :root — change once, propagate everywhere.
   ========================================================= */

:root {
    /* Surfaces */
    --bg:          #0f1318;
    --bg-2:        #141a21;
    --bg-3:        #1a2129;
    --surface:     #1d242d;
    --surface-2:   #232c37;
    --border:      #2a333f;
    --border-2:    #36414f;

    /* Text */
    --text:        #e7ecf2;
    --text-dim:    #a8b2bf;
    --text-mute:   #7b8693;

    /* Texas warm accents */
    --accent:      #e07a1f;   /* burnt orange */
    --accent-2:    #f4b942;   /* prairie gold */
    --accent-deep: #b85a10;
    --accent-glow: rgba(224, 122, 31, 0.25);
    --star:        #f4b942;

    /* Layout */
    --container:   1180px;
    --radius:      14px;
    --radius-sm:   10px;
    --shadow:      0 12px 40px rgba(0, 0, 0, 0.35);
    --shadow-lg:   0 24px 60px rgba(0, 0, 0, 0.45);

    /* Type */
    --font-sans:   'Inter', system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    --font-display:'Rye', 'Inter', serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}

a { color: var(--accent-2); text-decoration: none; transition: color .15s ease; }
a:hover { color: var(--accent); }

h1, h2, h3, h4 {
    margin: 0 0 .6em;
    line-height: 1.2;
    letter-spacing: -0.01em;
    color: var(--text);
}

h1 { font-size: clamp(1.9rem, 5vw, 3.6rem); font-weight: 700; overflow-wrap: break-word; }
h2 { font-size: clamp(1.55rem, 3.2vw, 2.4rem); font-weight: 700; overflow-wrap: break-word; }
h3 { font-size: 1.18rem; font-weight: 600; }

p  { margin: 0 0 1em; color: var(--text-dim); }

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 1.4rem;
}

/* ---------- Header / Nav ---------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(15, 19, 24, 0.85);
    backdrop-filter: saturate(160%) blur(10px);
    -webkit-backdrop-filter: saturate(160%) blur(10px);
    border-bottom: 1px solid var(--border);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: .9rem 1.4rem;
    gap: 1rem;
}

.brand {
    display: flex;
    align-items: center;
    gap: .7rem;
    color: var(--text);
}
.brand:hover { color: var(--text); }

.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px; height: 38px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
    border-radius: 10px;
    color: #fff;
    font-size: 1.1rem;
    box-shadow: 0 6px 18px var(--accent-glow);
}

.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name { font-weight: 700; font-size: 1.05rem; letter-spacing: .01em; }
.brand-tag  { font-size: .72rem; color: var(--text-mute); text-transform: uppercase; letter-spacing: .12em; }

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.8rem;
}
.nav-links a {
    color: var(--text-dim);
    font-weight: 500;
    font-size: .95rem;
}
.nav-links a:hover { color: var(--text); }
.nav-cta {
    background: var(--accent);
    color: #1a0f05 !important;
    padding: .55rem 1rem;
    border-radius: 999px;
    font-weight: 600;
}
.nav-cta:hover { background: var(--accent-2); }

.nav-toggle {
    display: none;
    background: none;
    border: 1px solid var(--border);
    border-radius: 8px;
    width: 40px; height: 40px;
    cursor: pointer;
    padding: 0;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 4px;
}
.nav-toggle span {
    display: block;
    width: 18px; height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: transform .2s ease, opacity .2s ease;
}

/* ---------- Hero ---------- */
.hero {
    position: relative;
    overflow: hidden;
    padding: 5.5rem 0 4.5rem;
    isolation: isolate;
}
.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(900px 500px at 80% -10%, rgba(244, 185, 66, 0.12), transparent 60%),
        radial-gradient(700px 500px at 10% 20%, rgba(224, 122, 31, 0.18), transparent 60%),
        linear-gradient(180deg, #11161c 0%, var(--bg) 100%);
}
.hero-bg::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
    background-size: 38px 38px;
    mask-image: radial-gradient(ellipse at center, #000 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 80%);
}

.hero-inner { max-width: 880px; }

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    text-transform: uppercase;
    letter-spacing: .18em;
    font-size: .78rem;
    color: var(--accent-2);
    margin: 0 0 1.1rem;
    font-weight: 600;
}
.eyebrow .star { color: var(--star); }

.hero-title {
    font-family: var(--font-display);
    font-weight: 400;
    letter-spacing: 0;
    line-height: 1.05;
    margin-bottom: 1.1rem;
}

.hero-sub {
    font-size: clamp(1.05rem, 1.6vw, 1.2rem);
    color: var(--text-dim);
    max-width: 620px;
    margin-bottom: 2rem;
}

.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: .8rem;
    margin-bottom: 2.5rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: .85rem 1.4rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: .95rem;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform .15s ease, background .15s ease, color .15s ease, border-color .15s ease, box-shadow .15s ease;
    white-space: nowrap;
}
.btn--primary {
    background: var(--accent);
    color: #1a0f05;
    box-shadow: 0 10px 30px var(--accent-glow);
}
.btn--primary:hover { background: var(--accent-2); color: #1a0f05; transform: translateY(-1px); }
.btn--ghost {
    background: transparent;
    color: var(--text);
    border-color: var(--border-2);
}
.btn--ghost:hover { border-color: var(--accent-2); color: var(--accent-2); }
.btn--block { width: 100%; }

.hero-strip {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 1.8rem;
    color: var(--text-dim);
    font-size: .92rem;
}
.hero-strip li { display: inline-flex; align-items: center; gap: .55rem; }
.hero-strip .icon { color: var(--accent-2); }

/* ---------- Sections ---------- */
.section { padding: 5rem 0; }
.section--alt {
    background:
        radial-gradient(800px 400px at 90% 0%, rgba(244, 185, 66, 0.06), transparent 60%),
        var(--bg-2);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.section-head {
    max-width: 720px;
    margin: 0 auto 2.6rem;
    text-align: center;
}
.section-head .eyebrow { justify-content: center; }
.section-sub { color: var(--text-dim); }

/* ---------- Grids ---------- */
.grid { display: grid; gap: 1.3rem; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

/* ---------- Cards ---------- */
.card {
    background: linear-gradient(180deg, var(--surface) 0%, var(--bg-3) 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.6rem;
    transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.card:hover {
    transform: translateY(-3px);
    border-color: var(--accent);
    box-shadow: var(--shadow);
}
.card h3 { margin-top: .9rem; }
.card p  { margin-bottom: 0; }

.card-icon {
    width: 46px; height: 46px;
    border-radius: 12px;
    background: rgba(224, 122, 31, 0.12);
    color: var(--accent-2);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(224, 122, 31, 0.25);
}
.icon { width: 22px; height: 22px; }

/* Recent work / job cards */
.job-card {
    position: relative;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.7rem;
    overflow: hidden;
}
.job-card::before {
    content: "";
    position: absolute;
    top: 0; left: 0; bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--accent), var(--accent-2));
}
.job-card h3 { margin-bottom: .25rem; }
.job-location {
    margin: 0 0 .8rem;
    font-size: .82rem;
    text-transform: uppercase;
    letter-spacing: .12em;
    color: var(--text-mute);
}
.job-card p { margin-bottom: 0; }
.tag {
    display: inline-block;
    background: rgba(244, 185, 66, 0.12);
    color: var(--accent-2);
    border: 1px solid rgba(244, 185, 66, 0.3);
    padding: .25rem .65rem;
    font-size: .72rem;
    letter-spacing: .12em;
    text-transform: uppercase;
    border-radius: 999px;
    margin-bottom: 1rem;
    font-weight: 600;
}

/* Why-us cards */
.why-card {
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    position: relative;
}
.why-num {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--accent);
    display: block;
    margin-bottom: .4rem;
}
.why-card p { margin-bottom: 0; }

/* ---------- CTA / Contact ---------- */
.section--cta {
    background:
        radial-gradient(600px 400px at 0% 100%, rgba(224, 122, 31, 0.15), transparent 60%),
        radial-gradient(600px 400px at 100% 0%, rgba(244, 185, 66, 0.08), transparent 60%),
        var(--bg-2);
    border-top: 1px solid var(--border);
}

.cta-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.contact-list {
    list-style: none;
    padding: 0;
    margin: 1.4rem 0 0;
    display: flex;
    flex-direction: column;
    gap: .9rem;
    color: var(--text-dim);
}
.contact-list li {
    display: flex;
    align-items: center;
    gap: .7rem;
}
.contact-list .icon { color: var(--accent-2); }

.contact-form {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.8rem;
    box-shadow: var(--shadow);
}
.contact-form label {
    display: block;
    margin-bottom: 1rem;
}
.contact-form span {
    display: block;
    font-size: .82rem;
    text-transform: uppercase;
    letter-spacing: .12em;
    color: var(--text-mute);
    margin-bottom: .4rem;
    font-weight: 600;
}
.contact-form input,
.contact-form textarea {
    width: 100%;
    background: var(--bg);
    border: 1px solid var(--border-2);
    border-radius: var(--radius-sm);
    color: var(--text);
    padding: .75rem .9rem;
    font: inherit;
    transition: border-color .15s ease, box-shadow .15s ease;
}
.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}
.contact-form textarea { resize: vertical; min-height: 110px; }
.form-note {
    margin: .9rem 0 0;
    font-size: .82rem;
    color: var(--text-mute);
    text-align: center;
}

/* ---------- Footer ---------- */
.site-footer {
    background: #0a0d11;
    border-top: 1px solid var(--border);
    padding: 3rem 0 1.5rem;
    margin-top: 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 2.4rem;
    margin-bottom: 2rem;
}
.footer-blurb { color: var(--text-mute); margin-top: .8rem; }
.site-footer h4 {
    font-size: .82rem;
    text-transform: uppercase;
    letter-spacing: .14em;
    color: var(--text-mute);
    margin-bottom: 1rem;
}
.footer-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: .55rem;
}
.footer-list a { color: var(--text-dim); }
.footer-list a:hover { color: var(--accent-2); }

.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 1.4rem;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    color: var(--text-mute);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
    .grid--3 { grid-template-columns: repeat(2, 1fr); }
    .grid--4 { grid-template-columns: repeat(2, 1fr); }
    .cta-grid { grid-template-columns: 1fr; gap: 2rem; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
    .nav-toggle { display: inline-flex; }
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0; right: 0;
        background: var(--bg-2);
        border-bottom: 1px solid var(--border);
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: .6rem 1rem 1rem;
        transform: translateY(-8px);
        opacity: 0;
        pointer-events: none;
        transition: transform .2s ease, opacity .2s ease;
    }
    .nav-links.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }
    .nav-links a {
        padding: .85rem .4rem;
        border-bottom: 1px solid var(--border);
    }
    .nav-links a:last-child { border-bottom: none; }
    .nav-cta { text-align: center; margin-top: .6rem; }

    .hero { padding: 4rem 0 3rem; }
    .hero-title {
        font-family: var(--font-sans);
        font-weight: 700;
        font-size: 2rem;
        line-height: 1.18;
        letter-spacing: -0.015em;
    }
    .hero-sub { font-size: 1rem; }
    .section { padding: 3.5rem 0; }
    .section-head h2 { font-size: 1.55rem; }
    .brand-tag { font-size: .66rem; letter-spacing: .1em; }
    .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 1.6rem; }
    .footer-bottom { flex-direction: column; align-items: flex-start; }
    .hero-strip { gap: .9rem 1.4rem; }
}

@media (prefers-reduced-motion: reduce) {
    * { animation: none !important; transition: none !important; }
    html { scroll-behavior: auto; }
}