/* ==========================================================
   Melbourne Electric — main stylesheet
   ========================================================== */

:root {
    --navy-900: #0a1733;
    --navy-800: #0f1f44;
    --navy-700: #172c5c;
    --accent: #ffc83d;
    --accent-soft: #ffd971;
    --ink: #11182b;
    --ink-soft: #4a5576;
    --mute: #8a93a8;
    --line: #e6e9f2;
    --bg: #f7f8fb;
    --white: #ffffff;
    --radius: 14px;
    --radius-lg: 22px;
    --shadow-sm: 0 2px 6px rgba(10, 23, 51, 0.05);
    --shadow-md: 0 18px 40px -20px rgba(10, 23, 51, 0.25);
    --shadow-lg: 0 30px 60px -25px rgba(10, 23, 51, 0.35);
    --ease: cubic-bezier(.2, .7, .2, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--ink);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    line-height: 1.6;
    font-size: 16px;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
    font-family: "Inter", sans-serif;
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.15;
    margin: 0 0 0.6em;
    color: var(--navy-900);
}
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.4rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1em; color: var(--ink-soft); }

.container {
    width: min(1200px, calc(100% - 48px));
    margin: 0 auto;
}

.muted { color: var(--mute); }
.eyebrow {
    display: inline-block;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 1em;
    position: relative;
    padding-left: 32px;
}
.eyebrow::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    width: 22px;
    height: 2px;
    background: var(--accent);
}

/* =========== NAV =========== */
.nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: saturate(160%) blur(14px);
    -webkit-backdrop-filter: saturate(160%) blur(14px);
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}
.nav.is-scrolled { border-bottom-color: var(--line); }
.nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
}
.logo__mark {
    width: 40px; height: 40px;
    display: grid; place-items: center;
    background: var(--navy-900);
    color: var(--accent);
    border-radius: 10px;
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.04em;
    position: relative;
    overflow: hidden;
}
.logo__mark::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 40%, rgba(255, 200, 61, 0.25) 60%, transparent 80%);
}
.logo__text { display: flex; flex-direction: column; line-height: 1.1; }
.logo__name { font-size: 0.98rem; color: var(--navy-900); }
.logo__sub { font-size: 0.72rem; color: var(--mute); letter-spacing: 0.06em; }

.nav__links {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 6px;
    margin: 0; padding: 0;
}
.nav__links a {
    padding: 10px 16px;
    font-size: 0.95rem;
    color: var(--ink);
    font-weight: 500;
    border-radius: 999px;
    transition: color 0.2s, background 0.2s;
}
.nav__links a:hover { color: var(--navy-900); background: rgba(10, 23, 51, 0.04); }
.nav__links a.active { color: var(--navy-900); }
.nav__links a.nav__cta {
    background: var(--navy-900);
    color: var(--white);
    padding: 11px 22px;
    margin-left: 10px;
}
.nav__links a.nav__cta:hover { background: var(--navy-700); }

.nav__toggle {
    display: none;
    background: transparent;
    border: 0;
    padding: 10px;
    cursor: pointer;
}
.nav__toggle span {
    display: block;
    width: 22px; height: 2px;
    background: var(--navy-900);
    margin: 5px 0;
    transition: transform 0.3s var(--ease), opacity 0.2s;
}
.nav.open .nav__toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav.open .nav__toggle span:nth-child(2) { opacity: 0; }
.nav.open .nav__toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =========== BUTTON =========== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 26px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.95rem;
    border: 0;
    cursor: pointer;
    transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s;
    font-family: inherit;
}
.btn--primary { background: var(--accent); color: var(--navy-900); }
.btn--primary:hover { background: var(--accent-soft); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn--ghost { background: transparent; color: var(--white); border: 1px solid rgba(255,255,255,0.35); }
.btn--ghost:hover { background: rgba(255,255,255,0.1); }
.btn--dark { background: var(--navy-900); color: var(--white); }
.btn--dark:hover { background: var(--navy-700); transform: translateY(-1px); }
.btn__arrow { transition: transform 0.2s var(--ease); }
.btn:hover .btn__arrow { transform: translateX(3px); }

/* =========== HERO =========== */
.hero {
    position: relative;
    padding: 160px 0 100px;
    background: linear-gradient(180deg, var(--navy-900) 0%, var(--navy-800) 100%);
    color: var(--white);
    overflow: hidden;
}
.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url("../images/melbourne-skyline.jpg");
    background-size: cover;
    background-position: center;
    opacity: 0.22;
    filter: saturate(110%);
}
.hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(255, 200, 61, 0.15), transparent 50%),
        linear-gradient(180deg, rgba(10, 23, 51, 0.6) 0%, rgba(10, 23, 51, 0.85) 100%);
}
.hero__inner {
    position: relative;
    z-index: 2;
    max-width: 760px;
}
.hero h1 { color: var(--white); margin-bottom: 24px; }
.hero h1 .accent { color: var(--accent); font-style: italic; font-weight: 500; }
.hero p { color: rgba(255,255,255,0.78); font-size: 1.1rem; max-width: 560px; margin-bottom: 34px; }
.hero__cta { display: flex; gap: 14px; flex-wrap: wrap; }

.hero__stats {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 80px;
    padding-top: 40px;
    border-top: 1px solid rgba(255,255,255,0.12);
}
.hero__stat strong {
    display: block;
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    color: var(--white);
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 4px;
}
.hero__stat span { color: rgba(255,255,255,0.6); font-size: 0.88rem; }

/* =========== PAGE HEAD =========== */
.page-head {
    padding: 150px 0 70px;
    background: var(--navy-900);
    color: var(--white);
    position: relative;
    overflow: hidden;
}
.page-head::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 85% 20%, rgba(255, 200, 61, 0.12), transparent 45%),
        radial-gradient(circle at 10% 80%, rgba(23, 44, 92, 0.6), transparent 55%);
}
.page-head__inner { position: relative; z-index: 2; max-width: 720px; }
.page-head h1 { color: var(--white); margin-bottom: 18px; }
.page-head p { color: rgba(255,255,255,0.7); font-size: 1.05rem; }
.page-head .eyebrow { color: var(--accent); }
.breadcrumbs {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.5);
    margin-bottom: 28px;
}
.breadcrumbs a { color: rgba(255,255,255,0.7); }
.breadcrumbs a:hover { color: var(--accent); }

/* =========== SECTION =========== */
.section { padding: 100px 0; }
.section--alt { background: var(--bg); }
.section__head {
    max-width: 720px;
    margin: 0 auto 60px;
    text-align: center;
}
.section__head--left { margin-left: 0; text-align: left; }

/* =========== FEATURES =========== */
.features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.feature {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.3s;
}
.feature:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: transparent;
}
.feature__icon {
    width: 52px; height: 52px;
    border-radius: 14px;
    background: var(--navy-900);
    color: var(--accent);
    display: grid; place-items: center;
    margin-bottom: 24px;
}
.feature__icon svg { width: 26px; height: 26px; }
.feature h3 { margin-bottom: 10px; }
.feature p { margin: 0; font-size: 0.95rem; }

/* =========== TWOCOL =========== */
.twocol {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 70px;
    align-items: center;
}
.twocol--flip { grid-template-columns: 0.95fr 1.05fr; }
.twocol--flip .twocol__media { order: -1; }
.twocol__media {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    aspect-ratio: 4 / 3;
}
.twocol__media img { width: 100%; height: 100%; object-fit: cover; }
.twocol__media::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 60%, rgba(10,23,51,0.25));
}
.twocol__media .badge {
    position: absolute;
    left: 24px; bottom: 24px;
    background: var(--accent);
    color: var(--navy-900);
    padding: 10px 16px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.85rem;
    z-index: 2;
}

.checklist { list-style: none; padding: 0; margin: 30px 0; }
.checklist li {
    padding: 12px 0 12px 36px;
    position: relative;
    border-bottom: 1px solid var(--line);
    color: var(--ink);
    font-weight: 500;
}
.checklist li::before {
    content: "";
    position: absolute;
    left: 0; top: 18px;
    width: 20px; height: 20px;
    border-radius: 50%;
    background: var(--navy-900);
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='none'><path d='M5 10.5l3 3 7-7' stroke='%23ffc83d' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/></svg>");
    background-size: 20px 20px;
}

/* =========== SERVICES =========== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.service {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px 34px;
    border: 1px solid var(--line);
    transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
    position: relative;
    overflow: hidden;
}
.service::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0; height: 3px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s var(--ease);
}
.service:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.service:hover::before { transform: scaleX(1); }
.service__num {
    font-size: 0.75rem;
    color: var(--mute);
    letter-spacing: 0.18em;
    font-weight: 600;
}
.service h3 { margin: 10px 0 12px; }
.service ul { list-style: none; padding: 0; margin: 14px 0 0; }
.service ul li {
    font-size: 0.9rem;
    color: var(--ink-soft);
    padding: 6px 0 6px 22px;
    position: relative;
}
.service ul li::before {
    content: "";
    position: absolute;
    left: 0; top: 15px;
    width: 8px; height: 2px;
    background: var(--accent);
}

/* =========== PROCESS =========== */
.process {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    counter-reset: step;
}
.step {
    position: relative;
    padding-top: 56px;
}
.step::before {
    counter-increment: step;
    content: "0" counter(step);
    position: absolute;
    top: 0; left: 0;
    font-size: 2.4rem;
    color: var(--accent);
    font-weight: 600;
    letter-spacing: -0.03em;
}
.step h3 { font-size: 1.1rem; margin-bottom: 8px; }
.step p { font-size: 0.93rem; margin: 0; }

/* =========== PROJECTS =========== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}
.project {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--navy-900);
    position: relative;
    aspect-ratio: 4 / 3;
    cursor: pointer;
}
.project img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform 0.8s var(--ease), opacity 0.4s;
}
.project:hover img { transform: scale(1.05); opacity: 0.75; }
.project__body {
    position: absolute;
    left: 28px; right: 28px; bottom: 24px;
    color: var(--white);
    z-index: 2;
}
.project::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 35%, rgba(10,23,51,0.9));
    z-index: 1;
}
.project__tag {
    display: inline-block;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--accent);
    margin-bottom: 10px;
    font-weight: 600;
}
.project h3 { color: var(--white); margin-bottom: 6px; font-size: 1.35rem; }
.project p { color: rgba(255,255,255,0.78); margin: 0; font-size: 0.92rem; }

.project--wide { grid-column: span 2; aspect-ratio: 21 / 9; }

/* =========== TESTIMONIALS =========== */
.testimonials {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 26px;
}
.testimonial {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 36px;
    border: 1px solid var(--line);
    position: relative;
}
.testimonial__quote {
    font-size: 1.05rem;
    color: var(--ink);
    line-height: 1.6;
    margin-bottom: 28px;
}
.testimonial__stars {
    color: var(--accent);
    font-size: 0.95rem;
    letter-spacing: 3px;
    margin-bottom: 18px;
}
.testimonial__author { display: flex; align-items: center; gap: 14px; }
.testimonial__author img {
    width: 48px; height: 48px;
    border-radius: 50%;
    background: var(--bg);
}
.testimonial__author strong { display: block; color: var(--navy-900); font-size: 0.95rem; }
.testimonial__author span { color: var(--mute); font-size: 0.85rem; }

/* =========== CTA =========== */
.cta-banner {
    background: var(--navy-900);
    color: var(--white);
    border-radius: var(--radius-lg);
    padding: 60px;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 50px;
    align-items: center;
    position: relative;
    overflow: hidden;
}
.cta-banner::before {
    content: "";
    position: absolute;
    right: -100px; top: -100px;
    width: 360px; height: 360px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 200, 61, 0.25), transparent 70%);
}
.cta-banner h2 { color: var(--white); margin-bottom: 14px; }
.cta-banner p { color: rgba(255,255,255,0.72); margin: 0; }
.cta-banner__actions { display: flex; gap: 14px; flex-wrap: wrap; justify-content: flex-end; }

/* =========== CONTACT =========== */
.contact-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
}
.contact-info { display: grid; gap: 22px; }
.contact-card {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 24px 26px;
    display: flex;
    gap: 18px;
    align-items: flex-start;
    transition: border-color 0.25s, transform 0.25s var(--ease);
}
.contact-card:hover { border-color: var(--navy-900); transform: translateY(-2px); }
.contact-card__icon {
    width: 42px; height: 42px;
    border-radius: 10px;
    background: var(--navy-900);
    color: var(--accent);
    display: grid; place-items: center;
    flex-shrink: 0;
}
.contact-card__icon svg { width: 20px; height: 20px; }
.contact-card h4 { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--mute); margin: 0 0 4px; font-weight: 600; }
.contact-card p { margin: 0; color: var(--ink); font-weight: 500; }
.contact-card a { color: var(--ink); }
.contact-card a:hover { color: var(--navy-700); }

.hours-table { width: 100%; border-collapse: collapse; }
.hours-table td {
    padding: 10px 0;
    font-size: 0.94rem;
    color: var(--ink);
    border-bottom: 1px solid var(--line);
}
.hours-table td:last-child { text-align: right; color: var(--ink-soft); }
.hours-table tr:last-child td { border-bottom: 0; }
.hours-table .is-today td { font-weight: 600; color: var(--navy-900); }
.hours-table .is-today td:last-child { color: var(--navy-900); }

/* =========== FORM =========== */
.form {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 42px;
    border: 1px solid var(--line);
    box-shadow: var(--shadow-sm);
}
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form__field { margin-bottom: 20px; }
.form__field label {
    display: block;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
    color: var(--navy-900);
    margin-bottom: 8px;
}
.form__field input, .form__field select, .form__field textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--line);
    border-radius: 10px;
    font-family: inherit;
    font-size: 0.95rem;
    color: var(--ink);
    background: var(--bg);
    transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}
.form__field textarea { resize: vertical; min-height: 140px; }
.form__field input:focus, .form__field select:focus, .form__field textarea:focus {
    outline: none;
    border-color: var(--navy-900);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(10, 23, 51, 0.06);
}
.form__notice {
    padding: 14px 18px;
    border-radius: 10px;
    background: #effbf1;
    color: #1a6b2e;
    font-size: 0.93rem;
    margin-bottom: 18px;
    display: none;
}
.form__notice.is-visible { display: block; }

/* =========== FOOTER =========== */
.footer {
    background: var(--navy-900);
    color: rgba(255,255,255,0.7);
    padding: 70px 0 30px;
}
.footer__grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: 50px;
    padding-bottom: 50px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer h4 {
    color: var(--white);
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 20px;
    font-weight: 600;
}
.footer__brand p { color: rgba(255,255,255,0.55); font-size: 0.93rem; margin-top: 18px; max-width: 320px; }
.footer__brand .logo__mark { background: var(--white); color: var(--navy-900); }
.footer__brand .logo__name { color: var(--white); }
.footer__brand .logo__sub { color: rgba(255,255,255,0.45); }
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer ul li { margin-bottom: 10px; font-size: 0.92rem; }
.footer ul a { color: rgba(255,255,255,0.7); transition: color 0.2s; }
.footer ul a:hover { color: var(--accent); }
.footer__bottom {
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.4);
    flex-wrap: wrap;
    gap: 10px;
}

/* =========== SCROLL ANIMATIONS =========== */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
    will-change: opacity, transform;
}
.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}
.reveal-stagger > * {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal-stagger.is-visible > * { opacity: 1; transform: translateY(0); }
.reveal-stagger.is-visible > *:nth-child(1) { transition-delay: 0s; }
.reveal-stagger.is-visible > *:nth-child(2) { transition-delay: 0.08s; }
.reveal-stagger.is-visible > *:nth-child(3) { transition-delay: 0.16s; }
.reveal-stagger.is-visible > *:nth-child(4) { transition-delay: 0.24s; }
.reveal-stagger.is-visible > *:nth-child(5) { transition-delay: 0.32s; }
.reveal-stagger.is-visible > *:nth-child(6) { transition-delay: 0.4s; }

@media (prefers-reduced-motion: reduce) {
    .reveal, .reveal-stagger > * { opacity: 1; transform: none; transition: none; }
    html { scroll-behavior: auto; }
}

/* =========== RESPONSIVE =========== */
@media (max-width: 900px) {
    .nav__toggle { display: block; }
    .nav__links {
        position: absolute;
        top: 72px; left: 0; right: 0;
        flex-direction: column;
        align-items: stretch;
        background: var(--white);
        border-bottom: 1px solid var(--line);
        padding: 12px 24px 22px;
        gap: 0;
        transform: translateY(-10px);
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.25s, transform 0.25s;
    }
    .nav.open .nav__links { opacity: 1; transform: translateY(0); pointer-events: auto; }
    .nav__links a { padding: 14px 12px; border-radius: 8px; }
    .nav__links a.nav__cta { margin: 10px 0 0; text-align: center; }

    .hero { padding: 130px 0 80px; }
    .hero__stats { grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 56px; }
    .features, .services-grid { grid-template-columns: 1fr; }
    .twocol, .twocol--flip { grid-template-columns: 1fr; gap: 40px; }
    .twocol--flip .twocol__media { order: 0; }
    .process { grid-template-columns: repeat(2, 1fr); }
    .projects-grid { grid-template-columns: 1fr; }
    .project--wide { grid-column: span 1; aspect-ratio: 4/3; }
    .testimonials { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; gap: 40px; }
    .cta-banner { grid-template-columns: 1fr; padding: 40px; }
    .cta-banner__actions { justify-content: flex-start; }
    .footer__grid { grid-template-columns: 1fr 1fr; gap: 40px; }
    .section { padding: 70px 0; }
    .form { padding: 28px; }
    .form__row { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
    .process { grid-template-columns: 1fr; }
    .footer__grid { grid-template-columns: 1fr; }
    .footer__bottom { flex-direction: column; }
}