/* ============================================
   MERIDIAN ENERGY GROUP — Core Stylesheet
   Design System: Navy #0A111F | Gold #D4AF37
   ============================================ */

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

:root {
    --navy: #0A111F;
    --navy-light: #111827;
    --navy-card: #0F1929;
    --gold: #D4AF37;
    --gold-dim: rgba(212,175,55,.15);
    --slate: #64748B;
    --slate-dim: #3a4a5c;
    --white: #F8FAFC;
    --border: rgba(255,255,255,.08);
    --muted: #8fa0b5;
    --font-inter: 'Inter', sans-serif;
    --font-body: 'Poppins', sans-serif;
    --radius: 2px;
    --transition: 0.35s cubic-bezier(.4,0,.2,1);
}

/* ── Reset & Base ─────────────────────────── */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--navy);
    color: var(--white);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-inter);
    letter-spacing: -.03em;
    line-height: 1.1;
}

a {
    text-decoration: none;
    color: inherit;
}

img {
    display: block;
    max-width: 100%;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 5px;
}

::-webkit-scrollbar-track {
    background: var(--navy);
}

::-webkit-scrollbar-thumb {
    background: var(--gold);
    border-radius: 3px;
}

/* ── Utility Classes ──────────────────────── */
.text-gold {
    color: var(--gold) !important;
}

.text-muted {
    color: var(--muted) !important;
}

.bg-navy {
    background: var(--navy) !important;
}

.bg-card {
    background: var(--navy-card) !important;
}

.border-dim {
    border-color: var(--border) !important;
}

.label-tag {
    display: inline-block;
    font-family: var(--font-inter);
    font-size: .68rem;
    letter-spacing: .3em;
    text-transform: uppercase;
    color: var(--gold);
}

.section-title {
    font-family: var(--font-inter);
    font-weight: 800;
    font-size: clamp(1.8rem, 4vw, 3.2rem);
    color: var(--white);
}

.section-divider {
    width: 0;
    height: 2px;
    background: var(--gold);
    margin-top: 1.5rem;
    transition: width .8s ease;
}

    .section-divider.animate {
        width: 80px;
    }

/* ── Navbar ───────────────────────────────── */
#mainNav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1050;
    transition: background var(--transition), border-color var(--transition);
    border-bottom: 1px solid transparent;
}

    #mainNav.scrolled {
        background: rgba(10,17,31,.85) !important;
        backdrop-filter: blur(20px);
        border-color: var(--border);
    }

.nav-logo-icon {
    width: 30px;
    height: 30px;
    border: 2px solid var(--gold);
    transform: rotate(45deg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-logo-inner {
    width: 10px;
    height: 10px;
    background: var(--gold);
    transform: rotate(-45deg);
}

.nav-brand-text {
    font-family: var(--font-inter);
    font-weight: 800;
    font-size: 1.1rem;
    letter-spacing: -.01em;
    color: var(--white);
}

.nav-link-custom {
    font-family: var(--font-inter);
    font-size: .7rem;
    letter-spacing: .25em;
    text-transform: uppercase;
    color: var(--muted) !important;
    transition: color var(--transition);
    padding: .5rem .75rem !important;
}

    .nav-link-custom:hover,
    .nav-link-custom.active {
        color: var(--white) !important;
    }

    .nav-link-custom.gold-active {
        color: var(--gold) !important;
    }

.btn-nav-cta {
    background: var(--gold);
    color: var(--navy) !important;
    font-family: var(--font-inter);
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .2em;
    text-transform: uppercase;
    padding: .65rem 1.5rem !important;
    border-radius: var(--radius);
    transition: background var(--transition), color var(--transition);
    border: none;
}

    .btn-nav-cta:hover {
        background: var(--white);
        color: var(--navy) !important;
    }

/* Scroll progress line */
#scrollProgress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 1px;
    background: var(--gold);
    width: 0%;
    transition: width .1s linear;
}

/* ── Buttons ──────────────────────────────── */
.btn-gold {
    background: var(--gold);
    color: var(--navy);
    font-family: var(--font-inter);
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .2em;
    text-transform: uppercase;
    padding: 1rem 2.5rem;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    transition: background var(--transition), color var(--transition);
}

    .btn-gold:hover {
        background: var(--white);
        color: var(--navy);
    }

.btn-outline {
    background: transparent;
    color: var(--white);
    font-family: var(--font-inter);
    font-size: .75rem;
    font-weight: 600;
    letter-spacing: .2em;
    text-transform: uppercase;
    padding: 1rem 2.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    transition: background var(--transition);
}

    .btn-outline:hover {
        background: var(--navy-card);
    }

.btn-text-link {
    font-family: var(--font-inter);
    font-size: .7rem;
    letter-spacing: .25em;
    text-transform: uppercase;
    color: var(--gold);
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    transition: color var(--transition);
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

    .btn-text-link:hover {
        color: var(--white);
    }

    .btn-text-link svg {
        transition: transform var(--transition);
    }

    .btn-text-link:hover svg {
        transform: translateX(4px);
    }

/* ── Hero ─────────────────────────────────── */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
}

    .hero-bg img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        opacity: .28;
    }

    .hero-bg::after {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(90deg, var(--navy) 30%, rgba(10,17,31,.7) 60%, rgba(10,17,31,.3) 100%), linear-gradient(0deg, var(--navy) 0%, transparent 40%);
    }

.hero-grid-overlay {
    position: absolute;
    inset: 0;
    background-image: repeating-linear-gradient(90deg, transparent, transparent 99px, rgba(255,255,255,.025) 99px, rgba(255,255,255,.025) 100px);
    pointer-events: none;
}

.hero-number {
    position: absolute;
    top: 6rem;
    right: 2rem;
    font-family: var(--font-inter);
    font-weight: 900;
    font-size: clamp(8rem, 18vw, 22rem);
    color: rgba(255,255,255,.025);
    line-height: 1;
    user-select: none;
    pointer-events: none;
}

.hero-eyebrow {
    font-family: var(--font-inter);
    font-size: .68rem;
    letter-spacing: .3em;
    text-transform: uppercase;
    color: var(--gold);
}

.hero-h1 {
    font-family: var(--font-inter);
    font-weight: 900;
    font-size: clamp(3rem, 9vw, 9rem);
    line-height: .92;
    letter-spacing: -.04em;
    color: var(--white);
}

    .hero-h1 .gradient-text {
        background: linear-gradient(90deg, var(--gold), var(--white));
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
    }

.hero-desc {
    font-size: .78rem;
    letter-spacing: .2em;
    text-transform: uppercase;
    color: var(--muted);
    max-width: 280px;
    line-height: 1.8;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 2rem;
    display: flex;
    align-items: center;
    gap: .75rem;
}

.scroll-line {
    width: 1px;
    height: 64px;
    background: linear-gradient(to bottom, var(--gold), transparent);
}

/* ── Page Hero ────────────────────────────── */
.page-hero {
    position: relative;
    padding: 9rem 0 5rem;
    overflow: hidden;
}

.page-hero-bg {
    position: absolute;
    inset: 0;
}

    .page-hero-bg img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        opacity: .12;
    }

    .page-hero-bg::after {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(to bottom, var(--navy) 0%, rgba(10,17,31,.9) 60%, var(--navy) 100%);
    }

.page-hero-slash {
    position: absolute;
    top: 5rem;
    right: 2rem;
    font-family: var(--font-inter);
    font-weight: 900;
    font-size: clamp(6rem, 14vw, 16rem);
    color: rgba(255,255,255,.02);
    line-height: 1;
    user-select: none;
    pointer-events: none;
}

/* ── Stats ────────────────────────────────── */
.stats-section {
    padding: 5rem 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.stat-number {
    font-family: var(--font-inter);
    font-weight: 900;
    font-size: clamp(2.8rem, 6vw, 5rem);
    letter-spacing: -.05em;
    line-height: 1;
    color: var(--white);
}

    .stat-number span {
        color: var(--gold);
    }

.stat-label {
    font-family: var(--font-inter);
    font-size: .65rem;
    letter-spacing: .3em;
    text-transform: uppercase;
    color: var(--muted);
    margin-top: .6rem;
}

/* ── Grid Dividers ────────────────────────── */
.grid-border {
    border: 1px solid var(--border);
    gap: 0 !important;
}

    .grid-border > [class*="col"] {
        border-right: 1px solid var(--border);
        border-bottom: 1px solid var(--border);
    }

        .grid-border > [class*="col"]:last-child {
            border-right: none;
        }

/* ── Service Cards ────────────────────────── */
.service-card {
    padding: 2.5rem 3rem;
    background: var(--navy);
    transition: background var(--transition);
    cursor: default;
}

    .service-card:hover {
        background: var(--navy-card);
    }

.service-num {
    font-family: var(--font-inter);
    font-weight: 800;
    font-size: 2rem;
    color: rgba(255,255,255,.07);
}

.service-bar {
    height: 1px;
    width: 0;
    background: var(--gold);
    margin-top: 1.5rem;
    transition: width .6s ease;
}

.service-card:hover .service-bar {
    width: 64px;
}

/* ── Full Service Cards (Services page) ───── */
.svc-full-card {
    border: 1px solid var(--border);
    transition: border-color var(--transition);
}

    .svc-full-card:hover {
        border-color: rgba(212,175,55,.3);
    }

.svc-full-left {
    padding: 3rem;
}

.svc-full-right {
    padding: 3rem;
    background: rgba(255,255,255,.02);
    border-left: 1px solid var(--border);
}

@media (max-width: 991px) {
    .svc-full-right {
        border-left: none;
        border-top: 1px solid var(--border);
    }

    .svc-full-left, .svc-full-right {
        padding: 2rem;
    }
}

.svc-icon {
    width: 44px;
    height: 44px;
    color: var(--gold);
    margin-bottom: 1.5rem;
}

.feature-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--gold);
    flex-shrink: 0;
    margin-top: .55rem;
}

/* ── Terminal Cards ───────────────────────── */
.terminal-card {
    background: var(--navy-card);
    border: 1px solid var(--border);
    transition: border-color var(--transition);
    overflow: hidden;
}

    .terminal-card:hover {
        border-color: rgba(212,175,55,.3);
    }

.terminal-img-wrap {
    overflow: hidden;
    aspect-ratio: 16/10;
}

    .terminal-img-wrap img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        filter: grayscale(100%);
        transition: filter .7s ease, transform .7s ease;
    }

.terminal-card:hover .terminal-img-wrap img {
    filter: grayscale(0%);
    transform: scale(1.05);
}

.terminal-body {
    padding: 1.75rem 2rem;
}

.terminal-location {
    font-family: var(--font-inter);
    font-size: .65rem;
    letter-spacing: .3em;
    text-transform: uppercase;
    color: var(--gold);
    display: flex;
    align-items: center;
    gap: .3rem;
    margin-bottom: .75rem;
}

.terminal-stat-label {
    font-size: .6rem;
    letter-spacing: .2em;
    text-transform: uppercase;
    color: var(--muted);
}

/* ── Global Map ───────────────────────────── */
.map-container {
    position: relative;
    aspect-ratio: 2/1;
    background: rgba(255,255,255,.02);
    border: 1px solid var(--border);
    overflow: hidden;
}

.map-svg-bg {
    width: 100%;
    height: 100%;
    opacity: .18;
}

.map-overlay-svg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.map-dot {
    position: absolute;
    transform: translate(-50%, -50%);
}

    .map-dot .ping {
        position: absolute;
        border-radius: 50%;
        background: rgba(212,175,55,.25);
        animation: ping 2s cubic-bezier(0,0,.2,1) infinite;
    }

    .map-dot .core {
        position: relative;
        border-radius: 50%;
        background: var(--gold);
    }

    .map-dot.hq .ping {
        width: 22px;
        height: 22px;
        top: -5px;
        left: -5px;
    }

    .map-dot.hq .core {
        width: 12px;
        height: 12px;
    }

    .map-dot.reg .ping {
        width: 16px;
        height: 16px;
        top: -3px;
        left: -3px;
    }

    .map-dot.reg .core {
        width: 8px;
        height: 8px;
        background: rgba(212,175,55,.8);
    }

.map-tooltip {
    position: absolute;
    left: 50%;
    bottom: calc(100% + 10px);
    transform: translateX(-50%);
    background: var(--navy-card);
    border: 1px solid var(--border);
    padding: .4rem .75rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity .25s ease;
}

.map-dot:hover .map-tooltip {
    opacity: 1;
}

.map-tooltip-name {
    font-family: var(--font-inter);
    font-size: .72rem;
    font-weight: 600;
    color: var(--white);
}

.map-tooltip-detail {
    font-size: .6rem;
    font-family: var(--font-inter);
    color: var(--gold);
}

@keyframes ping {
    75%, 100% {
        transform: scale(2.2);
        opacity: 0;
    }
}

/* ── CTA ──────────────────────────────────── */
.cta-section {
    position: relative;
    padding: 6rem 0;
    overflow: hidden;
}

.cta-grid-bg {
    position: absolute;
    inset: 0;
    background-image: repeating-linear-gradient(90deg, transparent, transparent 49px, rgba(255,255,255,.025) 49px, rgba(255,255,255,.025) 50px);
    pointer-events: none;
}

/* ── Timeline ─────────────────────────────── */
.timeline-row {
    display: flex;
    align-items: flex-start;
    gap: 2rem;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border);
    transition: background var(--transition);
    border-radius: var(--radius);
}

    .timeline-row:hover {
        background: rgba(255,255,255,.02);
    }

.timeline-year {
    font-family: var(--font-inter);
    font-weight: 800;
    font-size: 1.8rem;
    color: var(--gold);
    min-width: 90px;
    letter-spacing: -.05em;
}

.timeline-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(212,175,55,.4);
    flex-shrink: 0;
    margin-top: .5rem;
    transition: background var(--transition);
}

.timeline-row:hover .timeline-dot {
    background: var(--gold);
}

/* ── Contact ──────────────────────────────── */
.contact-card {
    background: var(--navy-card);
    border: 1px solid var(--border);
    padding: 3rem;
}

.contact-icon-box {
    width: 44px;
    height: 44px;
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--gold);
}

.form-field-group {
    margin-bottom: 1.75rem;
}

    .form-field-group label {
        display: block;
        font-family: var(--font-inter);
        font-size: .65rem;
        letter-spacing: .3em;
        text-transform: uppercase;
        color: var(--muted);
        margin-bottom: .5rem;
    }

.form-line-input {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 2px solid var(--border);
    padding: .75rem 0;
    color: var(--white);
    font-family: var(--font-body);
    font-size: .95rem;
    outline: none;
    transition: border-color var(--transition);
}

    .form-line-input::placeholder {
        color: rgba(143,160,181,.4);
    }

    .form-line-input:focus {
        border-color: var(--gold);
    }

textarea.form-line-input {
    resize: none;
}

/* Success state */
.form-success {
    display: none;
    text-align: center;
    padding: 3rem 0;
}

    .form-success.show {
        display: block;
    }

    .form-success svg {
        width: 64px;
        height: 64px;
        color: var(--gold);
        margin-bottom: 1.5rem;
    }

/* ── Footer ───────────────────────────────── */
footer {
    background: var(--navy);
    border-top: 1px solid var(--border);
    padding: 5rem 0 2rem;
}

.footer-social a {
    width: 40px;
    height: 40px;
    border: 1px solid var(--border);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-inter);
    font-size: .65rem;
    font-weight: 600;
    color: var(--muted);
    transition: color var(--transition), border-color var(--transition);
}

    .footer-social a:hover {
        color: var(--gold);
        border-color: var(--gold);
    }

.footer-title {
    font-family: var(--font-inter);
    font-size: .65rem;
    letter-spacing: .3em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 1.25rem;
}

.footer-link {
    display: block;
    font-size: .88rem;
    color: var(--muted);
    margin-bottom: .65rem;
    transition: color var(--transition);
}

    .footer-link:hover {
        color: var(--white);
    }

/* ── Capabilities Grid ────────────────────── */
.cap-card {
    padding: 2.5rem;
    background: var(--navy);
    text-align: center;
    transition: background var(--transition);
}

    .cap-card:hover {
        background: var(--navy-card);
    }

.cap-icon {
    width: 36px;
    height: 36px;
    color: var(--gold);
    margin: 0 auto 1rem;
}

/* ── Scroll Animations ────────────────────── */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity .7s ease, transform .7s ease;
}

    .reveal.slide-left {
        transform: translateX(-20px);
    }

    .reveal.visible {
        opacity: 1;
        transform: none;
    }

/* ── Responsive ───────────────────────────── */
@media (max-width: 768px) {
    .hero-h1 {
        font-size: clamp(2.5rem, 12vw, 5rem);
    }

    .contact-card {
        padding: 2rem;
    }

    .svc-full-left, .svc-full-right {
        padding: 1.5rem;
    }

    .timeline-year {
        min-width: 70px;
        font-size: 1.4rem;
    }
}