/* ==========================================================================
   HỒ GƯƠM 88 – HERO
   Cinematic full-viewport centerpiece
   ========================================================================== */

.hero-section {
    position: relative;
    min-height: 100vh;
    padding: 132px 0 72px;
    background: radial-gradient(ellipse at 20% 20%, rgba(201, 164, 90, 0.12), transparent 42%),
        radial-gradient(ellipse at 85% 70%, rgba(31, 107, 82, 0.14), transparent 40%),
        linear-gradient(165deg, #07090F 0%, #10141C 46%, #162033 100%);
    color: #F6F1E8;
    overflow: hidden;
    display: flex;
    align-items: center;
}

.hero-atmosphere {
    position: absolute;
    inset: -10%;
    background:
        radial-gradient(circle at 30% 40%, rgba(201, 164, 90, 0.16), transparent 28%),
        radial-gradient(circle at 78% 30%, rgba(232, 213, 163, 0.08), transparent 22%);
    pointer-events: none;
    will-change: transform;
}

.hero-grain {
    position: absolute;
    inset: -20%;
    pointer-events: none;
    opacity: 0.18;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    animation: grain 8s steps(6) infinite;
    mix-blend-mode: overlay;
}

.hero-bg-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(7, 9, 15, 0.2), transparent 40%, rgba(7, 9, 15, 0.15));
    pointer-events: none;
}

.hero-ornament {
    position: absolute;
    width: 72px;
    height: 72px;
    pointer-events: none;
    opacity: 0.45;
    z-index: 2;
}

.hero-ornament::before,
.hero-ornament::after {
    content: '';
    position: absolute;
    background: var(--gold);
}

.hero-ornament::before {
    width: 72px;
    height: 1px;
}

.hero-ornament::after {
    width: 1px;
    height: 72px;
}

.hero-ornament-tl {
    top: 96px;
    left: 28px;
}

.hero-ornament-tl::before {
    top: 0;
    left: 0;
}

.hero-ornament-tl::after {
    top: 0;
    left: 0;
}

.hero-ornament-br {
    bottom: 36px;
    right: 28px;
}

.hero-ornament-br::before {
    bottom: 0;
    right: 0;
}

.hero-ornament-br::after {
    bottom: 0;
    right: 0;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 56px;
    align-items: center;
    position: relative;
    z-index: 3;
    width: 100%;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 7px 16px;
    border-radius: var(--radius-full);
    border: 1px solid rgba(201, 164, 90, 0.35);
    background: rgba(255, 255, 255, 0.04);
    color: var(--gold-bright);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    margin-bottom: 22px;
    backdrop-filter: blur(12px);
}

.badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--gold);
    box-shadow: 0 0 10px var(--gold);
}

.hero-kicker {
    display: block;
    font-family: var(--font-display);
    font-size: 1.05rem;
    letter-spacing: 0.32em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 12px;
    font-weight: 600;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 6.2vw, 5.1rem);
    font-weight: 600;
    line-height: 0.95;
    margin-bottom: 22px;
    letter-spacing: -0.03em;
    color: #F6F1E8;
}

.hero-title em {
    font-style: italic;
    font-weight: 500;
    color: var(--gold-bright);
}

.hero-description {
    font-size: 1.05rem;
    color: rgba(246, 241, 232, 0.74);
    margin-bottom: 32px;
    max-width: 460px;
    line-height: 1.75;
    font-weight: 300;
}

.hero-btns {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 36px;
}

.hero-btns .btn {
    min-height: 52px;
    padding-inline: 26px;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 22px;
    padding: 16px 22px;
    width: fit-content;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(232, 213, 163, 0.16);
    border-radius: 18px;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 1.65rem;
    font-weight: 700;
    background: linear-gradient(135deg, #FFF6DD 0%, var(--gold-bright) 50%, var(--gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
}

.stat-label {
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(246, 241, 232, 0.65);
}

.stat-divider {
    width: 1px;
    height: 28px;
    background: rgba(232, 213, 163, 0.22);
}

.hero-image-wrapper {
    position: relative;
    z-index: 4;
    perspective: 1400px;
    will-change: transform;
}

/* Antigravity Floating Centerpiece */
.image-frame {
    position: relative;
    border-radius: 28px;
    padding: 10px;
    background: linear-gradient(145deg, rgba(232, 213, 163, 0.45), rgba(31, 107, 82, 0.22));
    box-shadow: 0 32px 80px rgba(0, 0, 0, 0.55), 0 0 50px rgba(201, 164, 90, 0.25);
    transform-origin: center;
    transition: transform 0.1s ease-out;
}

.image-frame::before {
    content: '';
    position: absolute;
    inset: -20px;
    border-radius: 40px;
    border: 1px dashed rgba(201, 164, 90, 0.3);
    animation: ringRotate 50s linear infinite;
    pointer-events: none;
}

.image-frame::after {
    content: '';
    position: absolute;
    inset: -12px;
    border-radius: 34px;
    background: radial-gradient(circle, rgba(201, 164, 90, 0.25), transparent 70%);
    animation: pulseAura 5s ease-in-out infinite;
    pointer-events: none;
    z-index: -1;
}

.hero-img-box {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
}

.hero-main-img {
    width: 100%;
    border-radius: 20px;
    object-fit: cover;
    aspect-ratio: 4 / 5;
    animation: floatSlow 7s ease-in-out infinite;
    filter: contrast(1.08) saturate(1.08);
}

.floating-badge {
    position: absolute;
    background: rgba(7, 9, 15, 0.82);
    border: 1px solid rgba(232, 213, 163, 0.35);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 12px 18px;
    border-radius: 18px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: #F6F1E8;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.45), 0 0 20px rgba(201, 164, 90, 0.2);
    z-index: 8;
    transition: transform 0.3s ease;
}

.floating-badge:hover {
    transform: scale(1.06) !important;
    border-color: var(--gold-bright);
}

.floating-badge i {
    font-size: 1.25rem;
    color: var(--gold);
    text-shadow: 0 0 12px rgba(201, 164, 90, 0.5);
}

.floating-badge strong {
    display: block;
    font-size: 0.88rem;
    font-weight: 700;
    color: #FFFFFF;
}

.floating-badge span {
    font-size: 0.74rem;
    color: var(--gold-bright);
}

.badge-top-right {
    top: -18px;
    right: -16px;
    animation: floatSlow 5.5s ease-in-out infinite;
}

.badge-bottom-left {
    bottom: -18px;
    left: -16px;
    animation: floatSlowReverse 6.5s ease-in-out infinite;
}

.hero-scroll {
    position: absolute;
    bottom: 28px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 5;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(246, 241, 232, 0.5);
    font-size: 0.68rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
}

.hero-scroll i {
    animation: floatBadge 2s ease-in-out infinite;
    font-size: 0.75rem;
    color: var(--gold);
}

/* Watermark & Anti-Copy Protection System */
.watermark-container,
.hero-img-box,
.grid-img-card,
.card-img-box,
.blog-thumb {
    position: relative;
    overflow: hidden;
    border-radius: inherit;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
}

.watermark-container img,
.hero-img-box img,
.grid-img-card img,
.card-img-box img,
.blog-thumb img {
    -webkit-user-drag: none;
    -khtml-user-drag: none;
    -moz-user-drag: none;
    -o-user-drag: none;
    user-drag: none;
    pointer-events: auto;
}

.watermark-overlay {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background: rgba(7, 9, 15, 0.78);
    color: var(--gold-bright);
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    padding: 4px 8px;
    border-radius: 4px;
    pointer-events: none;
    z-index: 12;
    border: 1px solid rgba(201, 164, 90, 0.35);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

.hover-watermark-overlay {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 15;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(7, 9, 15, 0.28);
    opacity: 0;
    transition: opacity 0.35s ease;
}

.hover-watermark-text {
    transform: rotate(-22deg);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    color: rgba(232, 213, 163, 0.95);
    border: 1px dashed rgba(232, 213, 163, 0.65);
    padding: 6px 14px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.6);
}

.watermark-container:hover .hover-watermark-overlay {
    opacity: 1;
}

@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .hero-description,
    .hero-stats {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-btns {
        justify-content: center;
    }

    .hero-main-img {
        aspect-ratio: 4 / 3;
        max-height: 460px;
    }

    .hero-ornament {
        display: none;
    }
}

@media (max-width: 768px) {
    .hero-section {
        min-height: auto;
        padding: 110px 0 56px;
    }

    .hero-title {
        font-size: 2.6rem;
    }

    .hero-description {
        font-size: 0.95rem;
    }

    .badge-top-right,
    .badge-bottom-left {
        display: none;
    }

    .hero-scroll {
        display: none;
    }

    .hero-stats {
        gap: 14px;
        padding: 12px 14px;
    }

    .stat-number {
        font-size: 1.2rem;
    }
}