:root {
    --antra-accent: #62c485;
    /* warna accent dari kamu */
    --antra-accent-dark: #2f7f4f;
    /* versi lebih gelap & kontras */
    --antra-bg: #f4f5f7;
    --antra-text: #111827;
    --antra-muted: #6b7280;
    --antra-border: #d1d5db;
}

* {
    scroll-behavior: smooth;
    min-width: 0;
}

html,body{
    overflow-x: hidden;
}

body {
    font-family: "Plus Jakarta Sans", system-ui, -apple-system, BlinkMacSystemFont,
        "Segoe UI", sans-serif;
    color: var(--antra-text);
    background-color: #ffffff;
}

/* NAVBAR */
.navbar {
    background-color: #ffffff;
    border-bottom: 1px solid var(--antra-border);
    font-size: 0.95rem;
}

.navbar-brand img {
    height: 36px;
    width: auto;
    margin-right: 8px;
}

.navbar-brand span {
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--antra-accent-dark);
}

.nav-link {
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #4b5563;
}

.nav-link:hover {
    color: var(--antra-accent-dark) !important;
}
.nav-link.active {
    color: var(--antra-accent-dark) !important;
}

.btn-antra {
    padding: 0.55rem 1.4rem;
    border-radius: 999px;
    background: var(--antra-accent-dark);
    border: 1px solid var(--antra-accent-dark);
    color: #ffffff;
    font-weight: 500;
    font-size: 0.9rem;
}

.btn-antra:hover {
    background: #245c3c;
    border-color: #245c3c;
    color: #ffffff;
}

.btn-outline-antra {
    padding: 0.5rem 1.2rem;
    border-radius: 999px;
    border: 1px solid var(--antra-border);
    background-color: #ffffff;
    color: var(--antra-text);
    font-weight: 500;
    font-size: 0.9rem;
}

.btn-outline-antra:hover {
    border-color: var(--antra-accent-dark);
    color: var(--antra-accent-dark);
    background-color: #ecfdf3;
}

.btn-lang {
    border-radius: 999px !important;
    padding-inline: 0.9rem;
    font-size: 0.8rem;
}

.btn-lang.active {
    background-color: var(--antra-accent-dark);
    border-color: var(--antra-accent-dark);
    color: #ffffff;
}

section{
  scroll-margin-top: 120px;
}

section:not(#home) {
    padding: 48px 0;
}

.section-label {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.26em;
    color: var(--antra-accent-dark);
    font-weight: 600;
}

.section-title {
    font-size: 1.9rem;
    font-weight: 600;
}

.section-subtitle {
    color: var(--antra-muted);
    font-size: 0.98rem;
}

.small-label {
    font-size: 0.84rem;
    color: var(--antra-muted);
}

.card-elevated {
    border-radius: 14px;
    border: 1px solid rgba(209, 213, 219, 0.8);
    background-color: #ffffff;
    box-shadow: 0 18px 45px rgba(15, 23, 42, 0.08);
}

.card-soft {
    border-radius: 14px;
    border: 1px solid rgba(209, 213, 219, 0.6);
    background-color: #ffffff;
}

.divider-soft {
    border-top: 1px solid rgba(209, 213, 219, 0.8);
    margin: 18px 0;
}

/* HERO */
#home {
    background: radial-gradient(circle at top left, #ecfdf3 0, #ffffff 40%, #f4f5f7 100%);
    position: relative;
}

#home::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 10% 10%, rgba(98, 196, 133, 0.12) 0, transparent 45%),
        radial-gradient(circle at 80% 0%, rgba(47, 127, 79, 0.16) 0, transparent 50%);
    opacity: 0.9;
    pointer-events: none;
}

.hero-bg {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;

    background-image:
        linear-gradient(180deg,
            rgba(15, 23, 42, 0.55) 0%,
            rgba(47, 127, 79, 0.65) 60%,
            rgba(255, 255, 255, 0.9) 100%),
        url("../images/hero-bg.jpg");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

/* overlay tambahan supaya teks makin calm */
.hero-overlay {
    position: absolute;
    inset: 0;
    backdrop-filter: blur(1.5px);
    background: rgba(255, 255, 255, 0.05);
    z-index: 0;
}

.hero-inner {
    position: relative;
    z-index: 1;
    padding-top: 96px;
}

.hero-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 4px 10px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.5);
    background-color: rgba(255, 255, 255, 0.7);
    font-size: 0.78rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--antra-muted);
    margin-bottom: 10px;
}

.hero-text {
    font-size: 0.98rem;
    color: var(--antra-muted);
    max-width: 32rem;
}

.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 18px;
}

.hero-box {
    background-color: rgba(255, 255, 255, 0.95);
}

.hero-tag {
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.7);
    background-color: #ffffff;
    padding: 4px 10px;
    font-size: 0.78rem;
    color: var(--antra-muted);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.hero-tag i {
    color: var(--antra-accent-dark);
}

.hero-pillar-card {
    padding: 16px 18px;
    border-radius: 14px;
    border: 1px solid rgba(209, 213, 219, 0.8);
    background-color: #ffffff;
    margin-bottom: 14px;
}

.hero-pillar-title {
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--antra-accent-dark);
    margin-bottom: 4px;
}

.hero-pillars-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 9px;
    border-radius: 999px;
    background-color: rgba(98, 196, 133, 0.09);
    color: var(--antra-accent-dark);
    font-size: 0.78rem;
    margin-bottom: 6px;
}

.hero-pillar-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 8px;
    border-radius: 999px;
    background-color: #f3f4f6;
    font-size: 0.75rem;
    color: var(--antra-muted);
    margin-right: 4px;
    margin-top: 4px;
}

.hero-right {
    position: relative;
}

.hero-right-visual {
    padding: 18px 18px 12px;
    border-radius: 18px;
    border: 1px solid rgba(209, 213, 219, 0.8);
    background: linear-gradient(145deg, #ffffff, #ecfdf3);
    box-shadow: 0 20px 50px rgba(15, 23, 42, 0.13);
}

.hero-right-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.hero-right-header-title {
    font-size: 0.84rem;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--antra-muted);
    font-weight: 600;
}

.hero-right-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--antra-accent-dark);
}

.hero-right-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    font-size: 0.82rem;
}

.hero-right-item {
    border-radius: 10px;
    padding: 10px;
    background-color: #ffffff;
    border: 1px solid rgba(209, 213, 219, 0.75);
}

.hero-right-item strong {
    display: block;
    margin-bottom: 2px;
    font-size: 0.86rem;
    color: var(--antra-accent-dark);
}

.hero-right-footnote {
    margin-top: 10px;
    font-size: 0.78rem;
    color: var(--antra-muted);
}

/* ================= HERO SPLIT ================= */
.hero-split {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    /* height: 100vh; */
    padding: 60px 0 0 0;
    overflow: hidden;
}

.hero-left {
    padding: 140px 80px;
    background:
        radial-gradient(circle at top left, #ecfdf3 0, #ffffff 55%);
}

.hero-right {
    background:
        linear-gradient(180deg,
            rgba(15, 23, 42, 0.55),
            rgba(47, 127, 79, 0.65)),
        url("../images/hero-bg.jpg");
    background-size: cover;
    background-position: center;
}

.hero-alternatives {
    background:
        linear-gradient(180deg,
            rgba(15, 23, 42, 0.55),
            rgba(47, 127, 79, 0.65)),
        url("../images/hero-bg.jpg");
    background-size: cover;
    background-position: center;
    min-height: 18vh;
}

.hero-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 4px 10px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.5);
    background-color: rgba(255, 255, 255, 0.8);
    font-size: 0.78rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--antra-muted);
    margin-bottom: 12px;
}

.hero-title {
    font-size: clamp(2.4rem, 3.6vw, 3rem);
    font-weight: 900;
}

.hero-title span.highlight {
    color: var(--antra-accent-dark);
}

@media (max-width: 991.98px) {
    .hero-split {
        grid-template-columns: 1fr;
        height: auto;
    }
    .hero-left {
        padding: 4rem;
        background: radial-gradient(circle at top left, #ecfdf3 0, #ffffff 55%);
    }

    .hero-right {
        min-height: 42vh;
    }
}

/* ABOUT */
#about {
    background-color: #ffffff;
}

.about-split {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: 24px;
}

@media (max-width: 991.98px) {
    .about-split {
        grid-template-columns: minmax(0, 1fr);
    }
}

.about-vision-card {
    padding: 20px 20px 16px;
    border-radius: 16px;
    border: 1px solid rgba(209, 213, 219, 0.9);
    background-color: var(--antra-accent-dark);
}

.about-background-card {
    padding: 18px 18px 16px;
    border-radius: 16px;
    border: 1px solid rgba(209, 213, 219, 0.9);
    background-color: #f9fafb;
}

.about-background-title {
    font-size: 0.92rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--antra-muted);
    font-weight: 800;
    margin-bottom: 4px;
}
.about-background-title.first {
    color: var(--antra-bg);
}

.list-plain {
    list-style: none;
    padding-left: 0;
    margin-bottom: 0;
}

.list-plain li {
    margin-bottom: 4px;
    font-size: 0.9rem;
    color: var(--antra-bg);
}

.list-plain i {
    margin-right: 6px;
    color: var(--antra-accent);
    font-size: 18px;
}

/* SERVICES */
#services {
    background-color: var(--antra-accent);
    border-top: 1px solid var(--antra-border);
    border-bottom: 1px solid var(--antra-border);
}
#services .section-title,
#services .section-subtitle {
    color: #fff;
}
.service-card {
    padding: 18px 18px 16px;
    border-radius: 16px;
    border: 1px solid rgba(209, 213, 219, 0.9);
    background-color: #ffffff;
    height: 100%;
}

.service-card:hover,
.team-card:hover {
  transform: translateY(-8px);
  transition: .65s ease;
}

.service-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.service-icon {
    width: 36px;
    height: 36px;
    border-radius: 999px;
    background-color: rgba(98, 196, 133, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--antra-accent-dark);
    font-size: 1.1rem;
}

.service-title {
    font-size: 1rem;
    font-weight: 600;
}

.chip {
    display: inline-flex;
    padding: 3px 8px;
    border-radius: 999px;
    border: 1px solid rgba(209, 213, 219, 0.9);
    background-color: #f9fafb;
    font-size: 0.78rem;
    color: var(--antra-muted);
    margin: 2px 4px 2px 0;
}

/* METHODOLOGY */
#methodology {
    background: #ffffff;
    border-top: 1px solid var(--antra-border);
}

.methodology-highlight {
    padding: 26px 28px;
    border-radius: 16px;
    background: linear-gradient(140deg, #ffffff, #ecfdf3);
    border-left: 4px solid var(--antra-accent-dark);
    margin-bottom: 34px;
    position: relative;
}

.methodology-highlight::before {
    content: "";
    position: absolute;
    top: -10px;
    right: -10px;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(98, 196, 133, .12);
    overflow-x: hidden;
}

.methodology-highlight h5 {
    font-weight: 600;
    margin-bottom: 10px;
}

.methodology-steps {
    display:grid;
    grid-template-columns:repeat(4,minmax(0,1fr));
    gap:18px;
}

@media(max-width:991px) {
    .methodology-steps {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media(max-width:600px) {
    .methodology-steps {
        grid-template-columns: 1fr;
    }
    .navbar-brand span {
        font-size: 0.7rem;
    }
    .navbar-toggler {
        padding: 0.15rem 0.4rem;
    }
    .navbar-toggler-icon {
        width: 1.25em;
        height: 1.25em;
    }
}

.methodology-step {
    padding: 18px;
    border-radius: 14px;
    border: 1px solid rgba(209, 213, 219, .9);
    background: var(--antra-accent-dark);
    transition: transform .25s ease, box-shadow .25s ease;
}

.methodology-step:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 35px rgba(15, 23, 42, .08);
}

.methodology-number {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: .9rem;
    background: var(--antra-bg);
    color: var(--antra-text);
    margin-bottom: 8px;
}

.methodology-step h6 {
    font-weight: 900;
    margin-bottom: 4px;
    font-size: .92rem;
    color: var(--antra-bg);
}

.methodology-step p {
    font-size: .85rem;
    color: var(--antra-bg);
    margin: 0;
}

/* SUSTAINABILITY */

#sustainability {
    background: var(--antra-bg);
    border-top: 1px solid var(--antra-border);
}

.sustain-layout {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 40px;
    align-items: start;
}

@media(max-width:991px) {
    .sustain-layout {
        grid-template-columns: 1fr;
    }
}


/* highlight principles */

.sustain-principles {
    position: relative;
    padding: 28px 26px 24px;
    background: linear-gradient(140deg, #ffffff, #ecfdf3);
    border-left: 4px solid var(--antra-accent-dark);
    border-radius: 14px;
}

.sustain-principles::before {
    content: "";
    position: absolute;
    top: -10px;
    left: -10px;
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: rgba(98, 196, 133, .12);
    z-index: 0;
}

.sustain-principles h5 {
    font-weight: 600;
    margin-bottom: 14px;
    position: relative;
}

.sustain-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sustain-list li {
    display: flex;
    gap: 10px;
    margin-bottom: 12px;
    font-size: .9rem;
    color: var(--antra-muted);
}

.sustain-list i {
    color: var(--antra-accent-dark);
    font-size: 16px;
}


/* case cards */

.sustain-cases {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 22px;
}

@media(max-width:768px) {
    .sustain-cases {
        grid-template-columns: 1fr;
    }
    .hero-left {
        padding: 3rem 1.5rem;
    }
}

.sustain-case {
    border-radius: 16px;
    overflow: hidden;
    background: #fff;
    border: 1px solid rgba(209, 213, 219, .9);
    box-shadow: 0 14px 40px rgba(15, 23, 42, .06);
    transition: transform .25s ease;
}

.sustain-case:hover {
    transform: translateY(-4px);
}

.sustain-case-img {
    height: 150px;
    background-size: cover;
    background-position: center;
}

.sustain-case-body {
    padding: 16px;
}

.sustain-case-title {
    font-weight: 600;
    font-size: .95rem;
    margin-bottom: 6px;
}

.sustain-case-text {
    font-size: .85rem;
    color: var(--antra-muted);
}

/* TEAM */
#team {
    background-color: #ffffff;
}

.team-card {
    border-radius: 14px;
    border: 1px solid rgba(209, 213, 219, 0.95);
    background-color: #ffffff;
    padding: 16px 16px 14px;
    height: 100%;
}

.team-avatar {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;

    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;

    border: 1px solid rgba(209, 213, 219, 0.8);
}

.team-avatar span {
    line-height: 1;
}

.avatar-green {
    background-color: rgba(98, 196, 133, 0.18);
    color: #2f7f4f;
}

.avatar-blue {
    background-color: rgba(59, 130, 246, 0.15);
    color: #1e40af;
}

.avatar-sand {
    background-color: rgba(245, 158, 11, 0.15);
    color: #92400e;
}

.avatar-gray {
    background-color: rgba(107, 114, 128, 0.18);
    color: #374151;
}


.team-name {
    font-weight: 600;
    font-size: 0.98rem;
    margin-bottom: 2px;
}

.team-role {
    font-size: 0.86rem;
    color: var(--antra-accent-dark);
    margin-bottom: 6px;
}

.team-exp {
    font-size: 0.86rem;
    color: var(--antra-muted);
}

/* FLOATING BUTTONS */
.floating-btn {
    position: fixed;
    right: 18px;
    width: 42px;
    height: 42px;
    border-radius: 999px;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 50;
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.28);
    cursor: pointer;
}

#backToTop {
    bottom: 88px;
    background-color: #ffffff;
    border: 1px solid rgba(148, 163, 184, 0.7);
    color: #4b5563;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease, transform 0.25s ease;
    transform: translateY(8px);
}

#backToTop.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

#waButton {
    bottom: 32px;
    background-color: #25d366;
    color: #ffffff;
}

#waButton:hover {
    background-color: #1fa857;
}

/* Contact */
#contact {
    background-color: var(--antra-bg);
    border-top: 1px solid var(--antra-border);
}
.contact-slab {
    border-radius: var(--katriska-radius-lg);
    border: 1px solid var(--katriska-border);
    background: #fff;
    box-shadow: none;
    overflow: hidden;
    border-radius: 12px;
}
.contact-map-wrap {
    height: 100%;
    min-height: 240px;
    background: rgb(255 255 255 / 0.9);
    border-right: 1px solid var(--katriska-border);
}
.contact-map-wrap iframe,
.contact-map-wrap img {
    width: 100%;
    height: 100%;
    border: 0;
    display: block;
    object-fit: cover;
    filter: saturate(1.05) contrast(1.05);
}

.contact-cards {
    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.contact-row {
    display: flex;
    gap: 12px;
    padding: 12px 12px;
    border-radius: 14px;
    border: 1px solid rgb(255 255 255 / 0.06);
    background: var(--antra-bg);
    transition:
        transform 0.18s ease,
        border-color 0.18s ease,
        box-shadow 0.18s ease;
}

.contact-row:hover {
    transform: translateY(-2px);
    border-color: var(--antra-accent);
    box-shadow: none;
}

.contact-ico {
    width: 38px;
    height: 38px;
    border-radius: 12px;
    border: 1px solid rgb(216 167 67 / 0.22);
    background: var(--antra-accent-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--antra-bg);
    flex: 0 0 38px;
}

.contact-ico i {
    font-size: 1.05rem;
}

.contact-label {
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--katriska-grey);
    margin-bottom: 2px;
}

.contact-value {
    color: var(--antra-text);
    text-decoration: none;
    font-weight: 600;
}

.contact-value:hover {
    color: var(--katriska-gold-soft);
    text-decoration: underline;
}

.contact-footnote {
    margin-top: 2px;
    padding: 10px 12px;
    border-radius: 14px;
    border: 1px dashed rgb(216 167 67 / 0.25);
    /* background: rgb(7 9 13 / 0.45); */
    color: var(--katriska-grey);
    font-size: 0.85rem;
}

@media (max-width: 767.98px) {
    .contact-map-wrap {
        border-right: none;
        border-bottom: 1px solid var(--katriska-border);
        min-height: 260px;
    }
}

/* FOOTER */
footer {
    padding: 18px 0;
    background-color: #020617;
    color: #e5e7eb;
    font-size: 0.8rem;
}

footer a {
    color: #a5b4fc;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

@media (max-width: 767.98px) {
    .hero-inner {
        padding-top: 90px;
    }
}

section:not(#home) {
  padding: 64px 0;
}