:root {
    --et-green: #16a34a;
    --et-green-2: #22c55e;
    --et-green-3: #4ade80;
    --et-teal: #14b8a6;
    --et-cyan: #06b6d4;
    --et-blue: #38bdf8;
    --et-lime: #a3e635;
    --et-yellow: #facc15;
    --et-dark: #081420;
    --et-dark-2: #0f1f32;
    --et-dark-3: #18324d;
    --et-heading: #142033;
    --et-text: #5f6c80;
    --et-soft: #f7fcf8;
    --et-soft-2: #eefbf4;
    --et-border: rgba(34, 197, 94, 0.14);
    --et-shadow: 0 20px 60px rgba(10, 24, 40, 0.10);
    --et-shadow-lg: 0 30px 90px rgba(10, 24, 40, 0.16);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Be Vietnam Pro", sans-serif;
    color: var(--et-text);
    background:
        radial-gradient(circle at top left, rgba(34, 197, 94, 0.05), transparent 20%),
        radial-gradient(circle at bottom right, rgba(20, 184, 166, 0.05), transparent 18%),
        linear-gradient(180deg, #ffffff 0%, #fcfffd 100%);
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}

a {
    text-decoration: none;
}

.py-lg-6 {
    padding-top: 6rem;
    padding-bottom: 6rem;
}

/* container rộng hơn */
.container,
.container-sm,
.container-md,
.container-lg,
.container-xl,
.container-xxl {
    max-width: 1420px;
}

@media (min-width: 1600px) {
    .container,
    .container-sm,
    .container-md,
    .container-lg,
    .container-xl,
    .container-xxl {
        max-width: 1500px;
    }
}

.section-label {
    display: inline-block;
    margin-bottom: 1rem;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--et-green);
    position: relative;
    z-index: 1;
}

.section-title {
    color: var(--et-heading);
    font-size: clamp(2rem, 2.8vw, 3.2rem);
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-desc {
    font-size: 1.05rem;
    line-height: 1.85;
    color: #657389;
}

.section-head {
    max-width: 980px;
}

.section-soft {
    position: relative;
    overflow: hidden;
    background: linear-gradient(180deg, #fbfffd 0%, #f4fcf8 100%);
}

.section-soft::before,
.section-soft::after {
    content: "";
    position: absolute;
    border-radius: 999px;
    filter: blur(80px);
    opacity: 0.42;
    pointer-events: none;
    animation: floatGlow 11s ease-in-out infinite alternate;
}

.section-soft::before {
    width: 340px;
    height: 340px;
    top: -80px;
    left: -60px;
    background: rgba(34, 197, 94, 0.20);
}

.section-soft::after {
    width: 420px;
    height: 420px;
    right: -90px;
    bottom: -130px;
    background: rgba(56, 189, 248, 0.16);
    animation-delay: 2s;
}

.navbar {
    transition: background-color .25s ease, box-shadow .25s ease, backdrop-filter .25s ease, padding .25s ease;
    background: rgba(8, 20, 32, 0.24);
    backdrop-filter: blur(14px);
}

.navbar-scrolled {
    background: rgba(8, 20, 32, 0.88);
    box-shadow: 0 18px 44px rgba(3, 8, 20, 0.22);
}

.navbar .nav-link {
    color: rgba(255, 255, 255, 0.86);
    font-weight: 500;
    position: relative;
    transition: color .2s ease;
}

.navbar .nav-link::after {
    content: "";
    position: absolute;
    left: 1rem;
    right: 1rem;
    bottom: 0.35rem;
    height: 2px;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--et-green-3), var(--et-cyan), var(--et-yellow));
    transform: scaleX(0);
    transform-origin: center;
    transition: transform .25s ease;
}

.navbar .nav-link:hover,
.navbar .nav-link.active {
    color: #fff;
}

.navbar .nav-link:hover::after,
.navbar .nav-link.active::after {
    transform: scaleX(1);
}

/* logo thật */
.brand-logo-wrap {
    width: 3rem;
    height: 3rem;
    border-radius: 1rem;
    background: linear-gradient(135deg, rgba(255,255,255,0.22), rgba(255,255,255,0.08));
    border: 1px solid rgba(255,255,255,0.18);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    box-shadow: 0 14px 30px rgba(20, 184, 166, 0.22);
    backdrop-filter: blur(10px);
    flex-shrink: 0;
}

.brand-logo-wrap-footer {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.14);
}

.brand-logo-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* hero */
.hero-section {
    position: relative;
    background: linear-gradient(135deg, #07111c 0%, #0d2032 42%, #173857 100%);
}

.hero-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 15% 18%, rgba(74, 222, 128, 0.18), transparent 24%),
        radial-gradient(circle at 82% 22%, rgba(56, 189, 248, 0.16), transparent 22%),
        radial-gradient(circle at 74% 78%, rgba(20, 184, 166, 0.18), transparent 20%),
        radial-gradient(circle at 38% 88%, rgba(250, 204, 21, 0.10), transparent 16%);
    animation: pulseBg 11s ease-in-out infinite alternate;
    pointer-events: none;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.045) 1px, transparent 1px);
    background-size: 38px 38px;
    mask-image: linear-gradient(to bottom, rgba(0,0,0,0.78), transparent 88%);
    opacity: 0.82;
    pointer-events: none;
}

.hero-particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(circle at 12% 26%, rgba(255,255,255,0.18) 0 2px, transparent 3px),
        radial-gradient(circle at 24% 54%, rgba(255,255,255,0.10) 0 2px, transparent 3px),
        radial-gradient(circle at 68% 18%, rgba(255,255,255,0.14) 0 2px, transparent 3px),
        radial-gradient(circle at 83% 44%, rgba(255,255,255,0.12) 0 2px, transparent 3px),
        radial-gradient(circle at 74% 80%, rgba(255,255,255,0.12) 0 2px, transparent 3px);
    animation: particleMove 14s linear infinite alternate;
}

.hero-orb {
    position: absolute;
    border-radius: 999px;
    filter: blur(80px);
    opacity: 0.56;
    pointer-events: none;
    animation: floatGlow 8s ease-in-out infinite alternate;
}

.hero-orb-1 {
    width: 27rem;
    height: 27rem;
    background: rgba(34, 197, 94, 0.26);
    top: 2rem;
    left: -6rem;
}

.hero-orb-2 {
    width: 30rem;
    height: 30rem;
    background: rgba(56, 189, 248, 0.20);
    right: -8rem;
    top: 6rem;
    animation-delay: 1.5s;
}

.hero-orb-3 {
    width: 22rem;
    height: 22rem;
    background: rgba(250, 204, 21, 0.12);
    right: 20%;
    bottom: 0;
    animation-delay: 3s;
}

.hero-container {
    z-index: 2;
}

.hero-row {
    padding-top: 8.25rem;
    padding-bottom: 5rem;
}

.hero-copy {
    padding-top: 0.75rem;
}

.hero-bottom-fade {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 8rem;
    background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.97));
}

.hero-lead {
    max-width: 58rem;
}

.text-eco {
    background: linear-gradient(135deg, #bbf7d0, #86efac, #67e8f9, #fde047);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.soft-panel {
    padding: 1.25rem 1rem;
    border-radius: 1.5rem;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.11);
    backdrop-filter: blur(14px);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.08);
    transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
    position: relative;
    overflow: hidden;
}

.soft-panel::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.10), transparent 48%);
    pointer-events: none;
}

.soft-panel:hover {
    transform: translateY(-6px);
    border-color: rgba(167, 243, 208, 0.38);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.hero-card {
    background: linear-gradient(180deg, rgba(255,255,255,0.22), rgba(255,255,255,0.08));
    border: 1px solid rgba(255,255,255,0.14);
    backdrop-filter: blur(15px);
    box-shadow: 0 34px 90px rgba(10, 24, 40, 0.22);
    position: relative;
    overflow: hidden;
}

.hero-card::before {
    content: "";
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, rgba(74, 222, 128, 0.16), rgba(56, 189, 248, 0.14), rgba(250, 204, 21, 0.06), transparent 46%);
    pointer-events: none;
}

.icon-badge {
    width: 3rem;
    height: 3rem;
    border-radius: 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
}

.icon-badge::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.35), transparent 48%);
    pointer-events: none;
}

.mini-note {
    border-radius: 1.3rem;
    background: rgba(255,255,255,0.86);
    padding: 1rem 1rem;
    box-shadow: 0 10px 24px rgba(10, 24, 40, 0.06);
}

.card-lift {
    transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
}

.card-lift::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(74, 222, 128, 0.05), rgba(56, 189, 248, 0.05), rgba(250, 204, 21, 0.04));
    opacity: 0;
    transition: opacity .3s ease;
    pointer-events: none;
}

.card-lift:hover {
    transform: translateY(-9px);
    box-shadow: 0 26px 70px rgba(10, 24, 40, 0.12);
    border-color: rgba(34, 197, 94, 0.14);
}

.card-lift:hover::before {
    opacity: 1;
}

.section-dark {
    position: relative;
    overflow: hidden;
    background: linear-gradient(180deg, #08111c 0%, #0d1b2b 100%);
}

.footer-section {
    position: relative;
    overflow: hidden;
    background: linear-gradient(180deg, #08111b 0%, #0d1726 100%);
}

.footer-section::before,
.footer-section::after {
    content: "";
    position: absolute;
    border-radius: 999px;
    filter: blur(90px);
    opacity: 0.24;
    pointer-events: none;
}

.footer-section::before {
    width: 300px;
    height: 300px;
    top: -80px;
    left: -50px;
    background: rgba(34, 197, 94, 0.22);
}

.footer-section::after {
    width: 340px;
    height: 340px;
    right: -90px;
    bottom: -120px;
    background: rgba(56, 189, 248, 0.16);
}

.scroll-top-btn {
    position: fixed;
    right: 1rem;
    bottom: 1rem;
    width: 3rem;
    height: 3rem;
    z-index: 99;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: all .22s ease;
    box-shadow: 0 15px 30px rgba(22, 163, 74, 0.30);
}

.scroll-top-btn.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top-btn:hover {
    transform: translateY(-3px);
}

.btn-success,
.badge {
    background-size: 220% 220%;
}

.btn-success {
    border: none;
    background-image: linear-gradient(135deg, #16a34a, #22c55e, #14b8a6, #06b6d4);
    box-shadow: 0 14px 28px rgba(22, 163, 74, 0.22);
    transition: transform .22s ease, box-shadow .22s ease, filter .22s ease;
}

.btn-success:hover {
    transform: translateY(-2px);
    filter: brightness(1.04);
    box-shadow: 0 18px 34px rgba(20, 184, 166, 0.22);
}

.btn-outline-success:hover {
    box-shadow: 0 12px 24px rgba(22, 163, 74, 0.14);
}

@keyframes floatGlow {
    0% {
        transform: translate3d(0, 0, 0) scale(1);
    }
    100% {
        transform: translate3d(22px, -18px, 0) scale(1.08);
    }
}

@keyframes pulseBg {
    0% {
        opacity: 0.88;
        transform: scale(1);
    }
    100% {
        opacity: 1;
        transform: scale(1.03);
    }
}

@keyframes particleMove {
    0% {
        transform: translateY(0);
        opacity: 0.9;
    }
    100% {
        transform: translateY(-14px);
        opacity: 1;
    }
}

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

@media (max-width: 1199.98px) {
    .container,
    .container-sm,
    .container-md,
    .container-lg,
    .container-xl,
    .container-xxl {
        max-width: 1180px;
    }
}

@media (max-width: 991.98px) {
    .py-lg-6 {
        padding-top: 4.5rem;
        padding-bottom: 4.5rem;
    }

    .hero-row {
        padding-top: 7.5rem;
        padding-bottom: 4rem;
    }

    .hero-bottom-fade {
        height: 5rem;
    }

    .navbar-collapse {
        margin-top: 1rem;
        padding: 1rem;
        border-radius: 1.25rem;
        background: rgba(8, 20, 32, 0.95);
        border: 1px solid rgba(255,255,255,0.06);
    }

    .navbar .nav-link::after {
        left: 0;
        right: auto;
        width: 40px;
        bottom: 0.2rem;
        transform-origin: left;
    }
}

@media (max-width: 767.98px) {
    .container,
    .container-sm,
    .container-md,
    .container-lg,
    .container-xl,
    .container-xxl {
        max-width: 100%;
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .section-title {
        font-size: 1.95rem;
    }

    .section-desc {
        font-size: 1rem;
        line-height: 1.75;
    }

    .hero-row {
        padding-top: 7rem;
    }

    .brand-logo-wrap {
        width: 2.75rem;
        height: 2.75rem;
    }
}

@media (max-width: 575.98px) {
    .section-title {
        font-size: 1.75rem;
    }

    .hero-card,
    .card {
        border-radius: 1.45rem !important;
    }

    .soft-panel,
    .mini-note {
        border-radius: 1.1rem;
    }

    .hero-row {
        padding-top: 6.5rem;
        padding-bottom: 3.5rem;
    }

    .brand-logo-wrap {
        width: 2.55rem;
        height: 2.55rem;
        border-radius: 0.9rem;
    }
}

.contact-cta-card-premium {
    background:
        radial-gradient(circle at top left, rgba(34, 197, 94, 0.08), transparent 24%),
        radial-gradient(circle at bottom right, rgba(6, 182, 212, 0.08), transparent 20%),
        linear-gradient(180deg, #ffffff 0%, #f8fdf9 100%);
    box-shadow:
        0 34px 90px rgba(10, 24, 40, 0.12),
        inset 0 1px 0 rgba(255,255,255,0.55);
    position: relative;
    overflow: hidden;
}

.contact-cta-card-premium::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(135deg, rgba(255,255,255,0.35), transparent 38%);
    pointer-events: none;
}

.contact-cta-side-premium {
    background:
        radial-gradient(circle at top right, rgba(34, 197, 94, 0.16), transparent 28%),
        radial-gradient(circle at bottom left, rgba(6, 182, 212, 0.10), transparent 24%),
        linear-gradient(180deg, #effcf3 0%, #eef9ff 100%);
}

.contact-proof-list {
    display: grid;
    gap: 0.85rem;
}

.contact-proof-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    color: #4b5563;
    line-height: 1.7;
}

.contact-proof-item i {
    color: #16a34a;
    margin-top: 0.2rem;
    flex-shrink: 0;
}

.contact-link-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.1rem;
    border-radius: 1.25rem;
    background: rgba(255,255,255,0.82);
    border: 1px solid rgba(15, 23, 42, 0.06);
    box-shadow: 0 10px 24px rgba(10, 24, 40, 0.04);
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
    text-decoration: none;
}

.contact-link-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 38px rgba(10, 24, 40, 0.08);
    border-color: rgba(34, 197, 94, 0.14);
}

.contact-link-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(255,255,255,0.95), rgba(243,244,246,0.9));
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.7);
    font-size: 1rem;
    flex-shrink: 0;
}

.contact-note {
    padding: 0.9rem 1rem;
    border-radius: 1rem;
    background: rgba(255,255,255,0.7);
    border: 1px solid rgba(34, 197, 94, 0.10);
    color: #4b5563;
    font-size: 0.95rem;
}

/* ===== Software Ecosystem Timeline - Premium Wide ===== */
.section-software-ecosystem {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at 12% 18%, rgba(34, 197, 94, 0.10), transparent 20%),
        radial-gradient(circle at 88% 22%, rgba(59, 130, 246, 0.10), transparent 22%),
        radial-gradient(circle at 80% 84%, rgba(245, 158, 11, 0.08), transparent 18%),
        linear-gradient(180deg, #fbfffd 0%, #f5fbff 52%, #f9fcf7 100%);
}

.section-head-ecosystem {
    max-width: 1040px;
}

.text-gradient-hero {
    background: linear-gradient(135deg, #22c55e 0%, #06b6d4 50%, #f59e0b 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.software-timeline {
    position: relative;
    max-width: 1360px;
}

.software-line {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 6px;
    transform: translateX(-50%);
    border-radius: 999px;
    background:
        linear-gradient(
            180deg,
            rgba(34, 197, 94, 0.24) 0%,
            rgba(6, 182, 212, 0.24) 18%,
            rgba(96, 165, 250, 0.24) 34%,
            rgba(245, 158, 11, 0.24) 52%,
            rgba(168, 85, 247, 0.24) 70%,
            rgba(239, 68, 68, 0.22) 86%,
            rgba(17, 24, 39, 0.22) 100%
        );
    box-shadow:
        0 0 0 1px rgba(255,255,255,0.45),
        0 0 34px rgba(34, 197, 94, 0.10),
        0 0 48px rgba(6, 182, 212, 0.08);
}

.software-line::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 999px;
    background: linear-gradient(
        180deg,
        rgba(255,255,255,0.9) 0%,
        rgba(255,255,255,0.18) 100%
    );
    opacity: .42;
}

.software-item {
    position: relative;
    display: flex;
    width: 100%;
    margin-bottom: 3rem;
}

.software-item.left {
    justify-content: flex-start;
    padding-right: calc(50% + 3.35rem);
}

.software-item.right {
    justify-content: flex-end;
    padding-left: calc(50% + 3.35rem);
}

.software-dot {
    position: absolute;
    top: 2rem;
    left: 50%;
    transform: translateX(-50%);
    width: 4.8rem;
    height: 4.8rem;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.28rem;
    z-index: 3;
    border: 1px solid rgba(255,255,255,0.9);
    backdrop-filter: blur(14px);
    overflow: hidden;
    box-shadow:
        0 20px 48px rgba(10, 24, 40, 0.16),
        inset 0 1px 0 rgba(255,255,255,0.42);
}

.software-dot::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.46), transparent 48%);
    pointer-events: none;
}

.software-dot i {
    position: relative;
    z-index: 1;
    filter: saturate(1.08);
}

.software-dot-success {
    background: linear-gradient(135deg, #effff4 0%, #dcfce7 100%);
    color: #15803d;
}

.software-dot-primary {
    background: linear-gradient(135deg, #f1f7ff 0%, #dbeafe 100%);
    color: #2563eb;
}

.software-dot-cyan {
    background: linear-gradient(135deg, #ecfeff 0%, #cffafe 100%);
    color: #0891b2;
}

.software-dot-warning {
    background: linear-gradient(135deg, #fff9ef 0%, #fef3c7 100%);
    color: #d97706;
}

.software-dot-purple {
    background: linear-gradient(135deg, #f7f0ff 0%, #ede9fe 100%);
    color: #7c3aed;
}

.software-dot-danger {
    background: linear-gradient(135deg, #fff3f3 0%, #fee2e2 100%);
    color: #dc2626;
}

.software-dot-dark {
    background: linear-gradient(135deg, #f7f9fc 0%, #e5e7eb 100%);
    color: #111827;
}

.software-dot-future {
    background: linear-gradient(135deg, #ecfff3 0%, #ffffff 100%);
    color: #16a34a;
    border-color: rgba(34, 197, 94, 0.26);
    box-shadow:
        0 20px 45px rgba(34, 197, 94, 0.16),
        0 0 24px rgba(34, 197, 94, 0.12);
}

.software-card {
    width: 100%;
    max-width: 900px;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(15, 23, 42, 0.05);
    background:
        linear-gradient(180deg, rgba(255,255,255,0.99) 0%, rgba(248,251,253,0.97) 100%);
    transition: transform .34s ease, box-shadow .34s ease, border-color .34s ease;
    box-shadow:
        0 18px 45px rgba(10, 24, 40, 0.08),
        inset 0 1px 0 rgba(255,255,255,0.55);
}

.software-card::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(circle at top right, rgba(255,255,255,0.62), transparent 28%),
        linear-gradient(135deg, rgba(255,255,255,0.55), transparent 48%);
}

.software-card::after {
    content: "";
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity .34s ease;
    pointer-events: none;
}

.software-card:hover {
    transform: translateY(-12px);
    box-shadow:
        0 34px 85px rgba(10, 24, 40, 0.14),
        inset 0 1px 0 rgba(255,255,255,0.65);
}

.software-card:hover::after {
    opacity: 1;
}

.software-card-success {
    border-color: rgba(34, 197, 94, 0.14);
}
.software-card-success::after {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.07), transparent 48%);
}

.software-card-primary {
    border-color: rgba(59, 130, 246, 0.14);
}
.software-card-primary::after {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.07), transparent 48%);
}

.software-card-cyan {
    border-color: rgba(6, 182, 212, 0.14);
}
.software-card-cyan::after {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.07), transparent 48%);
}

.software-card-warning {
    border-color: rgba(245, 158, 11, 0.14);
}
.software-card-warning::after {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.07), transparent 48%);
}

.software-card-purple {
    border-color: rgba(124, 58, 237, 0.14);
}
.software-card-purple::after {
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.07), transparent 48%);
}

.software-card-danger {
    border-color: rgba(239, 68, 68, 0.14);
}
.software-card-danger::after {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.07), transparent 48%);
}

.software-card-dark {
    border-color: rgba(17, 24, 39, 0.10);
}
.software-card-dark::after {
    background: linear-gradient(135deg, rgba(17, 24, 39, 0.06), transparent 48%);
}

.software-card-future {
    border-color: rgba(34, 197, 94, 0.12);
    background:
        linear-gradient(180deg, #ffffff 0%, #fbfefc 100%);
}
.software-card-future::after {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.06), rgba(6, 182, 212, 0.05), transparent 48%);
}

.software-badge {
    letter-spacing: .03em;
    font-size: 1.2rem;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.55);
}

.software-badge-success {
    background: linear-gradient(135deg, #dcfce7, #f0fdf4);
    color: #166534;
}

.software-badge-primary {
    background: linear-gradient(135deg, #dbeafe, #eff6ff);
    color: #1d4ed8;
}

.software-badge-cyan {
    background: linear-gradient(135deg, #cffafe, #ecfeff);
    color: #0f766e;
}

.software-badge-warning {
    background: linear-gradient(135deg, #fef3c7, #fff7ed);
    color: #b45309;
}

.software-badge-purple {
    background: linear-gradient(135deg, #ede9fe, #f5f3ff);
    color: #6d28d9;
}

.software-badge-danger {
    background: linear-gradient(135deg, #fee2e2, #fff1f2);
    color: #b91c1c;
}

.software-badge-dark {
    background: linear-gradient(135deg, #e5e7eb, #f3f4f6);
    color: #111827;
}

.software-badge-future {
    background: linear-gradient(135deg, #ffffff, #f6fff8);
    color: #111827;
    border: 1px solid rgba(34, 197, 94, 0.14);
}

.software-card .h4 {
    line-height: 1.22;
    letter-spacing: -0.02em;
    font-size: 1.45rem;
}

.software-card p {
    line-height: 1.82;
    font-size: 1.02rem;
}

@media (max-width: 1199.98px) {
    .software-card {
        max-width: 560px;
    }
}

@media (max-width: 991.98px) {
    .software-line {
        left: 1.45rem;
        transform: none;
        width: 4px;
    }

    .software-item,
    .software-item.left,
    .software-item.right {
        justify-content: flex-start;
        padding-left: 5rem;
        padding-right: 0;
    }

    .software-dot {
        left: 1.45rem;
        transform: translateX(-50%);
        width: 3.7rem;
        height: 3.7rem;
        top: 1.75rem;
        font-size: 1rem;
    }

    .software-card {
        max-width: 100%;
    }
}

@media (max-width: 575.98px) {
    .software-item,
    .software-item.left,
    .software-item.right {
        padding-left: 3.8rem;
        margin-bottom: 2rem;
    }

    .software-line {
        left: 1rem;
        width: 3px;
    }

    .software-dot {
        left: 1rem;
        width: 3rem;
        height: 3rem;
        top: 1.45rem;
    }

    .software-card .card-body {
        padding: 1.2rem !important;
    }

    .software-card .h4 {
        font-size: 1.12rem;
    }

    .software-card p {
        font-size: .95rem;
        line-height: 1.72;
    }

    .software-badge {
        font-size: .74rem;
    }
}

/* ===== Footer Premium ===== */
.footer-premium {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at top left, rgba(34, 197, 94, 0.10), transparent 22%),
        radial-gradient(circle at top right, rgba(6, 182, 212, 0.10), transparent 24%),
        radial-gradient(circle at bottom right, rgba(245, 158, 11, 0.08), transparent 20%),
        linear-gradient(180deg, #07111b 0%, #0c1726 52%, #0f1c2d 100%);
}

.footer-premium::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(135deg, rgba(255,255,255,0.05), transparent 30%);
    pointer-events: none;
}

.footer-glow {
    position: absolute;
    border-radius: 999px;
    filter: blur(80px);
    opacity: 0.25;
    pointer-events: none;
}

.footer-glow-1 {
    width: 260px;
    height: 260px;
    top: -70px;
    left: -30px;
    background: rgba(34, 197, 94, 0.22);
}

.footer-glow-2 {
    width: 320px;
    height: 320px;
    right: -80px;
    bottom: -100px;
    background: rgba(6, 182, 212, 0.18);
}

.footer-logo-premium {
    box-shadow:
        0 18px 34px rgba(20, 184, 166, 0.20),
        inset 0 1px 0 rgba(255,255,255,0.15);
}

.footer-subtitle {
    color: rgba(255,255,255,0.62);
    line-height: 1.6;
}

.footer-lead {
    color: rgba(255,255,255,0.72);
    line-height: 1.95;
    max-width: 42rem;
    font-size: 0.98rem;
}

.footer-chip-list {
    gap: 0.6rem;
}

.footer-chip {
    display: inline-flex;
    align-items: center;
    padding: 0.55rem 0.95rem;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 600;
    color: rgba(255,255,255,0.86);
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.10);
    backdrop-filter: blur(8px);
}

.footer-title {
    margin-bottom: 1rem;
    font-size: 0.86rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #d1fae5;
}

.footer-contact-stack {
    display: grid;
    gap: 0.9rem;
}

.footer-contact-card {
    display: flex;
    align-items: flex-start;
    gap: 0.9rem;
    padding: 1rem 1rem;
    border-radius: 1.15rem;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.08);
    text-decoration: none;
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease, background .25s ease;
}

.footer-contact-card:hover {
    transform: translateY(-3px);
    background: rgba(255,255,255,0.10);
    border-color: rgba(74, 222, 128, 0.20);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.14);
}

.footer-contact-icon {
    width: 2.9rem;
    height: 2.9rem;
    border-radius: 0.95rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.10);
    border: 1px solid rgba(255,255,255,0.08);
    flex-shrink: 0;
    font-size: 1rem;
}

.footer-contact-label {
    display: block;
    font-size: 0.78rem;
    color: rgba(255,255,255,0.55);
    margin-bottom: 0.18rem;
}

.footer-contact-value {
    display: block;
    color: rgba(255,255,255,0.90);
    font-weight: 600;
    line-height: 1.6;
    word-break: break-word;
}

.footer-link-grid {
    display: grid;
    gap: 0.85rem;
}

.footer-link-card {
    display: flex;
    flex-direction: column;
    gap: 0.28rem;
    padding: 1rem 1rem;
    border-radius: 1.15rem;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.08);
    text-decoration: none;
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease, background .25s ease;
}

.footer-link-card:hover {
    transform: translateY(-3px);
    background: rgba(255,255,255,0.10);
    border-color: rgba(74, 222, 128, 0.18);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.14);
}

.footer-link-top {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.footer-link-bottom {
    font-size: 0.86rem;
    color: rgba(255,255,255,0.58);
    padding-left: 1.6rem;
    word-break: break-word;
}

.footer-divider {
    height: 1px;
    background: linear-gradient(
        90deg,
        rgba(255,255,255,0),
        rgba(255,255,255,0.14),
        rgba(255,255,255,0)
    );
}

.footer-bottom-text {
    color: rgba(255,255,255,0.58);
    font-size: 0.9rem;
}

.footer-bottom-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    justify-content: flex-start;
}

.footer-bottom-tags span {
    display: inline-flex;
    align-items: center;
    padding: 0.42rem 0.78rem;
    border-radius: 999px;
    font-size: 0.72rem;
    color: rgba(255,255,255,0.70);
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.08);
}

@media (min-width: 992px) {
    .footer-bottom-tags {
        justify-content: flex-end;
    }
}

@media (max-width: 767.98px) {
    .footer-lead {
        font-size: 0.95rem;
        line-height: 1.82;
    }

    .footer-contact-card,
    .footer-link-card {
        padding: 0.9rem;
    }

    .footer-link-bottom {
        padding-left: 1.45rem;
    }
}

#section_image_gallery {
    background: linear-gradient(180deg, #f8fafc 0%, #f6fbf7 100%);
}

.btn_image_zoom {
    position: relative;
    border: 0;
    padding: 0;
    background: transparent;
    overflow: hidden;
    border-radius: 1rem;
    cursor: zoom-in;
    display: block;
}

.btn_image_zoom img {
    width: 100%;
    display: block;
    transition: transform .25s ease;
}

.btn_image_zoom:hover img {
    transform: scale(1.02);
}

.btn_image_zoom_main img {
    object-fit: cover;
}

#div_image_gallery_list .btn_image_zoom img {
    min-height: 160px;
    object-fit: cover;
}

.div_image_zoom_icon {
    position: absolute;
    top: .75rem;
    right: .75rem;
    width: 2.5rem;
    height: 2.5rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    background: rgba(255, 255, 255, .92);
    color: #111827;
    box-shadow: 0 .25rem 1rem rgba(0, 0, 0, .15);
}

.div_image_main_title {
    position: absolute;
    left: .75rem;
    right: .75rem;
    bottom: .75rem;
    padding: .75rem 1rem;
    border-radius: .75rem;
    background: rgba(17, 24, 39, .60);
    color: #ffffff;
    font-size: .95rem;
    font-weight: 600;
    text-align: left;
}

#btn_close_modal_image_view {
    width: 44px;
    height: 44px;
}

#div_modal_image_view_frame {
    background: #0f172a;
}

#img_modal_image_view {
    max-height: 82vh;
    object-fit: contain;
    background: #0f172a;
}

@media (max-width: 991.98px) {
    #div_image_gallery_list .btn_image_zoom img {
        min-height: 180px;
    }
}

@media (max-width: 767.98px) {
    .btn_image_zoom_main img,
    #div_image_gallery_list .btn_image_zoom img {
        min-height: auto;
        object-fit: contain;
    }

    .div_image_zoom_icon {
        top: .5rem;
        right: .5rem;
        width: 2.25rem;
        height: 2.25rem;
    }

    .div_image_main_title {
        font-size: .875rem;
        padding: .6rem .75rem;
    }
}

/* ===== auto premium motion - simple, smooth, less jitter ===== */

.text-eco,
.text-gradient-hero {
    background-size: 200% 200%;
    animation: etTextFlowSoft 12s linear infinite;
}

.hero-card,
.card-lift,
.software-card,
.contact-link-card,
.footer-link-card,
.footer-contact-card,
.soft-panel,
.btn_image_zoom,
.badge,
.icon-badge,
.btn-success {
    position: relative;
    overflow: hidden;
    isolation: isolate;
}

.hero-card::after,
.card-lift::after,
.software-card::after,
.contact-link-card::after,
.footer-link-card::after,
.footer-contact-card::after,
.soft-panel::after,
.btn_image_zoom::after,
.btn-success::after {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: -35%;
    width: 32%;
    pointer-events: none;
    border-radius: inherit;
    background: linear-gradient(
        90deg,
        rgba(255,255,255,0) 0%,
        rgba(255,255,255,0.10) 45%,
        rgba(255,255,255,0.18) 50%,
        rgba(255,255,255,0.10) 55%,
        rgba(255,255,255,0) 100%
    );
    transform: skewX(-18deg);
    animation: etLightSweepSoft 9s linear infinite;
    opacity: .7;
}

.hero-card,
.software-card {
    box-shadow:
        0 22px 56px rgba(10, 24, 40, 0.12),
        0 0 0 1px rgba(255,255,255,0.16) inset;
}

.card-lift,
.contact-link-card,
.footer-link-card,
.footer-contact-card,
.soft-panel,
.btn_image_zoom {
    box-shadow:
        0 12px 30px rgba(10, 24, 40, 0.08),
        0 0 0 1px rgba(255,255,255,0.14) inset;
}

.badge,
.icon-badge {
    box-shadow:
        0 8px 18px rgba(10, 24, 40, 0.08),
        0 0 0 1px rgba(255,255,255,0.18) inset;
}

.navbar .nav-link::before {
    content: "";
    position: absolute;
    left: 1rem;
    right: 1rem;
    bottom: .25rem;
    height: 2px;
    border-radius: 999px;
    background: linear-gradient(
        90deg,
        rgba(74,222,128,0),
        rgba(74,222,128,.9),
        rgba(6,182,212,.9),
        rgba(74,222,128,0)
    );
    background-size: 200% 100%;
    animation: etNavLineSoft 6s linear infinite;
    opacity: .75;
}

.btn-success {
    background-size: 200% 200%;
    animation: etTextFlowSoft 10s linear infinite;
    box-shadow:
        0 14px 28px rgba(22, 163, 74, 0.18),
        0 0 0 1px rgba(255,255,255,0.08) inset;
}

@keyframes etTextFlowSoft {
    0% { background-position: 0% 50%; }
    100% { background-position: 100% 50%; }
}

@keyframes etLightSweepSoft {
    0% {
        left: -35%;
        opacity: 0;
    }
    8% {
        opacity: .55;
    }
    50% {
        opacity: .7;
    }
    92% {
        opacity: .55;
    }
    100% {
        left: 125%;
        opacity: 0;
    }
}

@keyframes etNavLineSoft {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}