/* ==========================================================================
   MERCLONA - PREMIUM CORPORATE LAUNCH STYLESHEET
   100vh Strict Zero-Scroll / Top-Left Official Logo / Clean Footer / Exact Mobile Match
   ========================================================================== */

:root {
    --bg-navy: #030814;
    --bg-navy-card: rgba(5, 12, 28, 0.78);
    
    --gold-primary: #d4af37;
    --gold-light: #fce798;
    --gold-dark: #9e7a10;
    --gold-gradient: linear-gradient(135deg, #fff3c2 0%, #d4af37 40%, #aa820a 100%);
    --gold-glow: rgba(212, 175, 55, 0.35);
    --gold-border: rgba(212, 175, 55, 0.45);

    --text-white: #ffffff;
    --text-silver: #cad6e4;
    --text-muted: #798b9f;

    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* Global Reset & Strict 100vh Zero-Scroll Constraints */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    width: 100%;
    height: 100%;
    height: 100vh;
    height: 100dvh;
    min-height: 100vh;
    overflow: hidden !important;
    background-color: var(--bg-navy);
    color: var(--text-white);
    font-family: var(--font-body);
    position: relative;
    user-select: none;
    -webkit-font-smoothing: antialiased;
}

/* ==========================================================================
   CINEMATIC BACKGROUND SYSTEM (DESKTOP)
   ========================================================================== */
.cinematic-bg-wrapper {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
    pointer-events: none;
}

.hero-image-layer {
    position: absolute;
    top: 0;
    right: 0;
    width: 58%;
    height: 100%;
    background-image: url('hero-merclona.jpg');
    background-size: cover;
    background-position: center right;
    background-repeat: no-repeat;
    filter: brightness(0.95) contrast(1.05);
}

.hero-gradient-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        90deg,
        var(--bg-navy) 0%,
        var(--bg-navy) 38%,
        rgba(3, 8, 20, 0.88) 48%,
        rgba(3, 8, 20, 0.4) 66%,
        rgba(3, 8, 20, 0.1) 100%
    );
}

.ambient-glow-top {
    position: absolute;
    top: -20%;
    left: -10%;
    width: 50vw;
    height: 50vh;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(16, 42, 90, 0.65) 0%, rgba(3, 8, 20, 0) 70%);
}

.ambient-glow-gold {
    position: absolute;
    bottom: -15%;
    left: 20%;
    width: 45vw;
    height: 45vh;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.08) 0%, rgba(3, 8, 20, 0) 70%);
}

/* ==========================================================================
   MASTER CONTAINER
   ========================================================================== */
.master-layout {
    position: relative;
    z-index: 10;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: clamp(0.75rem, 1.8vh, 1.6rem) clamp(1.8rem, 4.5vw, 5rem);
    max-width: 1720px;
    margin: 0 auto;
}

/* ==========================================================================
   TOP HEADER (LOGO TOP-LEFT & NETWORK MARKETING TOP-RIGHT)
   ========================================================================== */
.site-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
    width: 100%;
    position: relative;
    z-index: 20;
    padding-bottom: clamp(0.2rem, 0.6vh, 0.5rem);
}

.header-left {
    display: flex;
    align-items: center;
}

.official-logo {
    width: clamp(170px, 15vw, 240px);
    height: auto;
    max-height: 56px;
    display: block;
    object-fit: contain;
    filter: brightness(0) invert(1) drop-shadow(0 0 1px rgba(255,255,255,0.4));
    mix-blend-mode: screen;
}

.header-right {
    display: flex;
    align-items: center;
}

.subtext-network {
    font-size: clamp(0.75rem, 0.92vw, 0.92rem);
    font-weight: 800;
    letter-spacing: 0.35em;
    color: var(--text-silver);
    text-transform: uppercase;
}

/* ==========================================================================
   MAIN HERO
   ========================================================================== */
.hero-main {
    flex: 1;
    display: flex;
    align-items: center;
    min-height: 0;
    padding-top: clamp(0.6rem, 1.8vh, 1.8rem);
    padding-bottom: clamp(0.4rem, 1vh, 1rem);
    position: relative;
}

.hero-content-left {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    max-width: 740px;
    width: 100%;
    position: relative;
    z-index: 5;
}

/* Eyebrow: CONNECT • GROW • SUCCEED */
.hero-eyebrow {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: clamp(0.74rem, 0.92vw, 0.88rem);
    font-weight: 700;
    letter-spacing: 0.28em;
    color: var(--gold-light);
    margin-bottom: clamp(0.25rem, 0.6vh, 0.45rem);
}

.eyebrow-dot {
    color: rgba(212, 175, 55, 0.5);
}

/* SINGLE LINE COMING SOON HEADING */
.hero-heading-single {
    display: flex;
    align-items: center;
    gap: 0.45em;
    line-height: 1;
    white-space: nowrap;
    margin-bottom: clamp(0.5rem, 1.2vh, 0.85rem);
}

.heading-coming {
    font-family: var(--font-heading);
    font-size: clamp(44px, 5vw, 78px);
    font-weight: 900;
    color: var(--text-white);
    letter-spacing: 0.02em;
    text-shadow: 0 4px 25px rgba(0, 0, 0, 0.7);
}

.heading-soon {
    font-family: var(--font-heading);
    font-size: clamp(46px, 5.2vw, 82px);
    font-weight: 900;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 0.03em;
    filter: drop-shadow(0 3px 20px rgba(212, 175, 55, 0.5));
}

/* Supporting Opportunity Box */
.opportunity-strip {
    display: inline-block;
    padding: clamp(0.32rem, 0.65vh, 0.5rem) clamp(0.85rem, 1.15vw, 1.3rem);
    border: 1px solid var(--gold-border);
    border-radius: 6px;
    background: rgba(8, 18, 38, 0.7);
    backdrop-filter: blur(8px);
    margin-bottom: clamp(0.35rem, 0.7vh, 0.55rem);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
}

.strip-text {
    font-size: clamp(0.85rem, 1.1vw, 1.08rem);
    font-weight: 800;
    letter-spacing: 0.08em;
    color: var(--text-white);
    text-transform: uppercase;
}

/* Tagline */
.hero-tagline {
    font-size: clamp(0.82rem, 1vw, 0.98rem);
    font-weight: 400;
    color: var(--text-silver);
    letter-spacing: 0.03em;
    margin-bottom: clamp(0.85rem, 2vh, 1.6rem);
}

/* ==========================================================================
   COUNTDOWN TIMER (4 PROMINENT CARDS)
   ========================================================================== */
.countdown-container {
    width: 100%;
    max-width: 640px;
    margin-bottom: clamp(0.75rem, 1.8vh, 1.4rem);
}

.countdown-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: clamp(0.55rem, 1vw, 0.95rem);
}

.cd-item {
    background: var(--bg-navy-card);
    border: 1px solid var(--gold-border);
    border-radius: 12px;
    padding: clamp(0.65rem, 1.4vh, 1.1rem) 0.35rem;
    text-align: center;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.55), 0 0 16px var(--gold-glow);
    transition: transform 0.25s ease, border-color 0.25s ease;
}

.cd-item:hover {
    transform: translateY(-2px);
    border-color: var(--gold-light);
}

.cd-digits {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 2.9vw, 2.9rem);
    font-weight: 800;
    line-height: 1;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 8px rgba(212, 175, 55, 0.4));
    margin-bottom: clamp(0.18rem, 0.35vh, 0.3rem);
}

.cd-title {
    font-size: clamp(0.62rem, 0.75vw, 0.78rem);
    font-weight: 800;
    letter-spacing: 0.22em;
    color: var(--text-silver);
    text-transform: uppercase;
}

.live-banner-box {
    width: 100%;
    text-align: center;
    padding: 1rem;
    background: var(--gold-gradient);
    border-radius: 12px;
    box-shadow: 0 0 30px rgba(212, 175, 55, 0.6);
}

.live-banner-title {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 900;
    letter-spacing: 0.2em;
    color: var(--bg-navy);
}

/* ==========================================================================
   4 FEATURE ICONS STRIP
   ========================================================================== */
.feature-strip {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 640px;
    padding: clamp(0.75rem, 1.6vh, 1.25rem) clamp(0.8rem, 1.2vw, 1.4rem);
    background: rgba(5, 12, 28, 0.82);
    border: 1px solid var(--gold-border);
    border-radius: 12px;
    backdrop-filter: blur(12px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5), 0 0 14px var(--gold-glow);
    margin-bottom: clamp(0.6rem, 1.4vh, 1rem);
}

.feature-cell {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.4rem;
    flex: 1;
}

.feature-ico {
    font-size: clamp(1.4rem, 1.85vw, 1.95rem);
    color: var(--gold-primary);
    filter: drop-shadow(0 2px 8px rgba(212, 175, 55, 0.45));
    transition: transform 0.25s ease;
}

.feature-cell:hover .feature-ico {
    transform: scale(1.1);
}

.feature-txt {
    display: flex;
    flex-direction: column;
    font-size: clamp(0.56rem, 0.68vw, 0.72rem);
    line-height: 1.25;
    letter-spacing: 0.06em;
    color: var(--text-silver);
    text-transform: uppercase;
}

.feature-txt strong {
    color: var(--text-white);
    font-weight: 800;
}

.feature-v-line {
    width: 1px;
    height: 42px;
    background: rgba(212, 175, 55, 0.35);
}

/* Quote */
.hero-quote {
    font-size: clamp(0.78rem, 0.92vw, 0.94rem);
    color: var(--gold-light);
    letter-spacing: 0.04em;
    font-style: italic;
    opacity: 0.95;
    padding-left: 0.2rem;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
    width: 100%;
    padding-top: clamp(0.4rem, 1vh, 0.8rem);
    border-top: 1px solid rgba(212, 175, 55, 0.18);
}

.footer-col-left {
    display: flex;
    align-items: center;
}

.website-link {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    color: var(--gold-light);
    text-decoration: none;
    font-size: clamp(0.82rem, 0.95vw, 0.94rem);
    font-weight: 700;
    letter-spacing: 0.06em;
    transition: color 0.25s ease, transform 0.25s ease;
}

.website-link:hover {
    color: #ffffff;
    transform: translateX(2px);
}

.footer-col-center {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.follow-txt {
    font-size: clamp(0.72rem, 0.82vw, 0.84rem);
    font-weight: 600;
    letter-spacing: 0.06em;
    color: var(--text-silver);
}

.social-links-wrap {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.social-circle {
    width: clamp(30px, 2.1vw, 36px);
    height: clamp(30px, 2.1vw, 36px);
    border-radius: 50%;
    background: rgba(10, 20, 42, 0.85);
    border: 1px solid var(--gold-border);
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--text-silver);
    text-decoration: none;
    font-size: clamp(0.8rem, 1vw, 0.92rem);
    transition: all 0.25s ease;
}

.social-circle:hover {
    color: #ffffff;
    border-color: var(--gold-light);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.4);
}

.social-circle.fb:hover { background: #1877f2; border-color: #1877f2; }
.social-circle.ig:hover { background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285aeb 90%); border-color: #d6249f; }
.social-circle.yt:hover { background: #ff0000; border-color: #ff0000; }

.footer-col-right {
    display: flex;
    align-items: center;
}

.copyright-txt {
    font-size: clamp(0.72rem, 0.82vw, 0.82rem);
    color: var(--text-muted);
    letter-spacing: 0.04em;
}

/* ==========================================================================
   LAPTOP 1366x768 SPECIFIC OPTIMIZATION
   ========================================================================== */
@media (max-height: 820px) {
    .master-layout {
        padding: 0.4rem 2.2rem;
    }
    .official-logo {
        width: 220px;
    }
    .heading-coming {
        font-size: clamp(40px, 4.5vw, 60px);
    }
    .heading-soon {
        font-size: clamp(42px, 4.8vw, 64px);
    }
    .strip-text {
        font-size: 0.92rem;
    }
    .hero-tagline {
        font-size: 0.82rem;
        margin-bottom: 0.8rem;
    }
    .cd-digits {
        font-size: 2rem;
    }
    .cd-item {
        padding: 0.5rem 0.25rem;
    }
    .countdown-container {
        margin-bottom: 0.75rem;
    }
    .feature-strip {
        padding: 0.55rem 0.8rem;
        margin-bottom: 0.45rem;
    }
    .feature-ico {
        font-size: 1.45rem;
    }
    .feature-v-line {
        height: 36px;
    }
    .hero-quote {
        font-size: 0.74rem;
    }
}

/* ==========================================================================
   TABLETS & MEDIUM SCREENS (<= 992px)
   ========================================================================== */
@media (max-width: 992px) and (min-width: 769px) {
    .hero-image-layer {
        width: 100%;
        opacity: 0.5;
        background-position: 70% center;
        background-size: cover;
    }
    .hero-gradient-overlay {
        background: linear-gradient(
            180deg,
            rgba(3, 8, 20, 0.82) 0%,
            rgba(3, 8, 20, 0.75) 50%,
            rgba(3, 8, 20, 0.9) 100%
        );
    }
    .hero-content-left {
        max-width: 100%;
        align-items: center;
        text-align: center;
    }
    .hero-heading-single {
        white-space: normal;
        justify-content: center;
    }
    .countdown-container, .feature-strip {
        margin-left: auto;
        margin-right: auto;
    }
    .site-footer {
        flex-wrap: wrap;
        gap: 0.6rem;
        justify-content: center;
        padding: 0.5rem 0;
    }
}

/* ==========================================================================
   MOBILE (<= 768px) — EXACT 1:1 PIXEL MATCH TO USER REFERENCE SCREENSHOT
   ========================================================================== */
@media (max-width: 768px) {
    .master-layout {
        padding: 0.5rem 0.85rem 0.35rem 0.85rem !important;
        height: 100vh !important;
        height: 100dvh !important;
        overflow: hidden !important;
        display: flex !important;
        flex-direction: column !important;
        justify-content: space-between !important;
    }

    .cinematic-bg-wrapper {
        display: block !important;
        position: fixed !important;
        inset: 0 !important;
    }

    /* Dedicated Portrait Background (Businessman LEFT, Empire State & Sunset RIGHT) */
    .hero-image-layer {
        width: 100% !important;
        height: 100% !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        opacity: 1 !important;
        background-image: url('mobile-bg.jpg') !important;
        background-size: cover !important;
        background-position: center top !important;
        background-repeat: no-repeat !important;
        transform: none !important;
        filter: brightness(1.05) contrast(1.06) !important;
    }

    /* Soft controlled gradient matching target reference */
    .hero-gradient-overlay {
        width: 100% !important;
        height: 100% !important;
        background: linear-gradient(
            180deg,
            rgba(3, 8, 20, 0.22) 0%,
            rgba(3, 8, 20, 0.05) 15%,
            rgba(3, 8, 20, 0.2) 30%,
            rgba(3, 8, 20, 0.85) 44%,
            var(--bg-navy) 58%,
            var(--bg-navy) 100%
        ) !important;
    }

    .site-header {
        padding-bottom: 0.12rem !important;
        position: relative !important;
        z-index: 25 !important;
    }

    .official-logo {
        width: 125px !important;
    }
    
    .subtext-network {
        font-size: 0.52rem !important;
        letter-spacing: 0.15em !important;
        color: var(--text-silver) !important;
    }

    /* Content positioned cleanly in lower half */
    .hero-main {
        flex: 1 !important;
        display: flex !important;
        flex-direction: column !important;
        justify-content: flex-end !important;
        align-items: stretch !important;
        padding-top: 0 !important;
        padding-bottom: 0.12rem !important;
        position: relative !important;
        z-index: 20 !important;
    }

    /* LEFT-ALIGNED TEXT BLOCK */
    .hero-content-left {
        align-items: flex-start !important;
        text-align: left !important;
        max-width: 100% !important;
        width: 100% !important;
        margin-top: auto !important;
    }

    .hero-eyebrow {
        font-size: 0.62rem !important;
        letter-spacing: 0.18em !important;
        margin-bottom: 0.1rem !important;
        text-shadow: 0 2px 6px rgba(0, 0, 0, 0.9) !important;
        justify-content: flex-start !important;
    }

    .hero-heading-single {
        margin-bottom: 0.2rem !important;
        white-space: nowrap !important;
        justify-content: flex-start !important;
        text-align: left !important;
    }

    .heading-coming {
        font-size: 26px !important;
    }
    
    .heading-soon {
        font-size: 28px !important;
    }

    .opportunity-strip {
        padding: 0.16rem 0.52rem !important;
        margin-bottom: 0.18rem !important;
        border-radius: 4px !important;
        background: rgba(4, 10, 24, 0.88) !important;
        border: 1px solid rgba(212, 175, 55, 0.35) !important;
        align-self: flex-start !important;
    }

    .strip-text {
        font-size: 0.62rem !important;
        letter-spacing: 0.04em !important;
    }

    .hero-tagline {
        font-size: 0.64rem !important;
        margin-bottom: 0.38rem !important;
        color: var(--text-silver) !important;
        text-shadow: 0 2px 5px rgba(0, 0, 0, 0.9) !important;
        text-align: left !important;
    }

    /* Horizontal 4-Column Countdown Grid on Mobile */
    .countdown-container {
        max-width: 100% !important;
        width: 100% !important;
        margin-bottom: 0.38rem !important;
    }

    .countdown-grid {
        grid-template-columns: repeat(4, 1fr) !important;
        gap: 0.3rem !important;
        width: 100% !important;
        max-width: 100% !important;
        margin: 0 !important;
    }

    .cd-item {
        padding: 0.34rem 0.18rem !important;
        border-radius: 8px !important;
        background: rgba(5, 12, 28, 0.92) !important;
        border: 1px solid rgba(212, 175, 55, 0.4) !important;
        box-shadow: 0 6px 16px rgba(0, 0, 0, 0.7) !important;
    }

    .cd-digits {
        font-size: 1.25rem !important;
        margin-bottom: 0.05rem !important;
    }

    .cd-title {
        font-size: 0.48rem !important;
        letter-spacing: 0.12em !important;
    }

    /* Horizontal 4-Column Feature Icons Strip on Mobile */
    .feature-strip {
        max-width: 100% !important;
        width: 100% !important;
        padding: 0.3rem 0.38rem !important;
        gap: 0.12rem !important;
        margin-bottom: 0.24rem !important;
        background: rgba(5, 12, 28, 0.92) !important;
        border-radius: 8px !important;
        border: 1px solid rgba(212, 175, 55, 0.35) !important;
        box-shadow: 0 6px 16px rgba(0, 0, 0, 0.7) !important;
    }

    .feature-ico {
        font-size: 1.05rem !important;
    }

    .feature-txt {
        font-size: 0.42rem !important;
        letter-spacing: 0.02em !important;
        line-height: 1.12 !important;
    }

    .feature-v-line {
        height: 22px !important;
    }

    .hero-quote {
        font-size: 0.58rem !important;
        margin-bottom: 0.1rem !important;
        text-shadow: 0 2px 5px rgba(0, 0, 0, 0.9) !important;
        text-align: center !important;
        width: 100% !important;
    }

    /* Clean Compact Mobile Footer Matching Reference Image */
    .site-footer {
        flex-direction: column !important;
        gap: 0.18rem !important;
        padding-top: 0.28rem !important;
        border-top: 1px solid rgba(212, 175, 55, 0.2) !important;
        width: 100% !important;
        margin: 0 auto !important;
        position: relative !important;
        z-index: 25 !important;
    }

    .footer-col-left, .footer-col-center, .footer-col-right {
        justify-content: center !important;
        text-align: center !important;
    }

    .website-link {
        font-size: 0.74rem !important;
        color: var(--gold-light) !important;
    }

    .follow-txt {
        font-size: 0.6rem !important;
    }

    .social-links-wrap {
        gap: 0.35rem !important;
    }

    .social-circle {
        width: 25px !important;
        height: 25px !important;
        font-size: 0.7rem !important;
    }

    .copyright-txt {
        font-size: 0.54rem !important;
    }
}