/* ================================================================
   ECOLINK GLOBAL ENTERPRISE — Shared Stylesheet
   Covers: all pages (index, process, impact, about)
================================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --navy:        #0D1B2A;
    --navy-mid:    #142236;
    --green:       #1A6644;
    --green-hover: #145537;
    --green-light: #4eca8b;
    --white:       #FFFFFF;
    --grey-bg:     #F6F7F9;
    --grey-mid:    #E8EAED;
    --grey-border: #DDE1E7;
    --grey-text:   #6B7280;
    --font: 'Inter', -apple-system, sans-serif;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font);
    color: var(--navy);
    background: var(--white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ================================================================
   NAVIGATION
================================================================ */
nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: #1A2B3E;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    height: 72px;
    padding: 0 2.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: box-shadow 0.3s ease;
}

nav.scrolled { box-shadow: 0 2px 24px rgba(0, 0, 0, 0.25); }

.nav-logo {
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: -0.03em;
    white-space: nowrap;
}

.nav-logo span { color: var(--green-light); }

.nav-logo-img {
    height: 40px;
    width: auto;
    display: block;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.25rem;
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: rgba(255,255,255,0.82);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.005em;
    transition: color 0.2s ease;
}

.nav-links a:not(.btn-nav):hover { color: #91C4EA; }

.nav-links a.nav-active:not(.btn-nav) { color: #91C4EA; font-weight: 700; }

.btn-nav {
    background: var(--green);
    color: var(--white) !important;
    padding: 0.55rem 1.3rem;
    border-radius: 3px;
    font-weight: 600 !important;
    font-size: 0.82rem !important;
    letter-spacing: 0.03em;
    border: 2px solid var(--green);
    transition: background 0.22s ease, border-color 0.22s ease,
                transform 0.18s ease, box-shadow 0.22s ease !important;
}

.btn-nav:hover {
    background: var(--green-hover) !important;
    border-color: var(--green-hover) !important;
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(26, 102, 68, 0.28) !important;
}

.btn-nav:active { transform: translateY(0) !important; }

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: all 0.28s ease;
}

.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }


/* ================================================================
   HERO — Homepage Full-Bleed
================================================================ */
#hero {
    background:
        linear-gradient(to bottom, rgba(11, 25, 36, 0.55) 0%, rgba(11, 25, 36, 0.82) 100%),
        url('https://images.unsplash.com/photo-1511497584788-876760111969?auto=format&fit=crop&w=2000&q=80') center/cover no-repeat;
    background-color: var(--navy);
    background-attachment: fixed;
    min-height: 90vh;
    display: flex;
    align-items: center;
    padding: 120px 2.5rem 80px;
    position: relative;
    overflow: hidden;
}

#hero::before { content: none; }

#hero::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, var(--green) 0%, transparent 60%);
}

.hero-grid-overlay {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255,255,255,0.035) 1px, transparent 1px);
    background-size: 32px 32px;
    pointer-events: none;
}

.hero-inner {
    max-width: 1100px;
    margin: 0 auto;
    width: 100%;
    position: relative;
    z-index: 1;
}

.hero-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.38rem 1rem;
    border-radius: 50px;
    background: rgba(255, 255, 255, 0.13);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.22);
    margin-bottom: 1.75rem;
}

.hero-pill span {
    color: rgba(255, 255, 255, 0.92);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.hero-h1 {
    font-size: clamp(3rem, 6.5vw, 5.2rem);
    font-weight: 800;
    color: var(--white);
    line-height: 1.06;
    letter-spacing: -0.035em;
    margin-bottom: 1.5rem;
    max-width: 740px;
}

.hero-h1 .accent { color: var(--green-light); }

.hero-sub {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.58);
    max-width: 540px;
    line-height: 1.8;
    margin-bottom: 2.5rem;
    font-weight: 400;
}

.hero-btn-group {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

.btn-hero {
    display: inline-block;
    background: var(--green);
    color: var(--white);
    padding: 0.9rem 2.1rem;
    border-radius: 3px;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.07em;
    text-decoration: none;
    text-transform: uppercase;
    border: 2px solid var(--green);
    transition: background 0.22s ease, border-color 0.22s ease,
                transform 0.18s ease, box-shadow 0.25s ease;
}

.btn-hero:hover {
    background: transparent;
    border-color: rgba(255,255,255,0.45);
    box-shadow: 0 10px 36px rgba(26, 102, 68, 0.45);
    transform: translateY(-2px);
}

.btn-hero:active { transform: translateY(0); }

.btn-outline {
    display: inline-block;
    background: transparent;
    color: var(--white);
    padding: 0.85rem 2rem;
    border-radius: 5px;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    text-decoration: none;
    border: 2px solid rgba(255, 255, 255, 0.5);
    transition: background 0.22s ease, border-color 0.22s ease,
                transform 0.18s ease, box-shadow 0.22s ease;
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.85);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.2);
}

.btn-outline:active { transform: translateY(0); }


/* ================================================================
   PAGE HERO — Inner pages (process, impact, about)
================================================================ */
.page-hero {
    background: var(--navy);
    padding: 148px 2.5rem 88px;
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255,255,255,0.025) 1px, transparent 1px);
    background-size: 32px 32px;
    pointer-events: none;
}

.page-hero::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, var(--green) 0%, transparent 60%);
}

.page-hero-inner {
    max-width: 1100px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.page-hero-eyebrow {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--green-light);
    margin-bottom: 1rem;
}

.page-hero-h1 {
    font-size: clamp(2.4rem, 5vw, 3.8rem);
    font-weight: 800;
    color: var(--white);
    letter-spacing: -0.035em;
    line-height: 1.08;
    margin-bottom: 1.25rem;
    max-width: 680px;
}

.page-hero-h1 .accent { color: var(--green-light); }

.page-hero-sub {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.5);
    max-width: 520px;
    line-height: 1.8;
}


/* ================================================================
   SDG PILLARS
================================================================ */
#sdg {
    padding: 90px 2.5rem;
    background: var(--white);
    border-bottom: 1px solid var(--grey-border);
}

.sdg-header { margin-bottom: 2.75rem; }

.sdg-eyebrow {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: #0077CC;
    margin-bottom: 0.75rem;
}

.sdg-h2 {
    font-size: clamp(1.65rem, 3.2vw, 2.25rem);
    font-weight: 800;
    color: var(--navy);
    letter-spacing: -0.025em;
    line-height: 1.2;
    max-width: 560px;
}

.sdg-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.sdg-card {
    border-radius: 12px;
    padding: 1.75rem 1.5rem;
    min-height: 260px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    color: #fff;
    position: relative;
    overflow: hidden;
    transition: transform 0.26s ease, box-shadow 0.26s ease;
}

.sdg-card::before {
    content: '';
    position: absolute;
    top: -28px; right: -28px;
    width: 110px; height: 110px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    pointer-events: none;
}

.sdg-card::after {
    content: '';
    position: absolute;
    top: 12px; right: 12px;
    width: 60px; height: 60px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    pointer-events: none;
}

.sdg-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.18);
}

.sdg-num {
    font-size: 3.8rem;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.06em;
    opacity: 0.28;
    position: relative;
    z-index: 1;
}

.sdg-bottom { position: relative; z-index: 1; }

.sdg-title {
    font-size: 1rem;
    font-weight: 800;
    letter-spacing: -0.01em;
    margin-bottom: 0.45rem;
    line-height: 1.2;
}

.sdg-sub {
    font-size: 0.78rem;
    line-height: 1.65;
    opacity: 0.82;
    font-weight: 400;
}

@media (max-width: 600px) {
    #sdg { padding: 64px 1.25rem; }
    .sdg-grid { grid-template-columns: 1fr 1fr; gap: 0.75rem; }
    .sdg-card { min-height: 220px; }
    .sdg-num { font-size: 3rem; }
}

@media (max-width: 380px) {
    .sdg-grid { grid-template-columns: 1fr; }
}


/* ================================================================
   SHARED SECTION HELPERS
================================================================ */
.eyebrow {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--green);
    margin-bottom: 0.85rem;
}

.section-h2 {
    font-size: clamp(1.85rem, 3.8vw, 2.75rem);
    font-weight: 800;
    color: var(--navy);
    letter-spacing: -0.025em;
    line-height: 1.15;
    max-width: 520px;
    margin-bottom: 0.85rem;
}

.section-p {
    font-size: 0.95rem;
    color: var(--grey-text);
    max-width: 500px;
    line-height: 1.75;
}

.max-w {
    max-width: 1100px;
    margin: 0 auto;
}


/* ================================================================
   CAPABILITIES
================================================================ */
#capabilities {
    padding: 100px 2.5rem;
    background: var(--white);
}

.caps-header { margin-bottom: 3.5rem; }

.caps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--grey-border);
    border: 1px solid var(--grey-border);
}

.cap-card {
    background: var(--white);
    padding: 2.75rem 2.25rem;
    position: relative;
    transition: background 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
    overflow: hidden;
}

.cap-card::before {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--green), var(--green-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.cap-card:hover {
    background: var(--grey-bg);
    transform: translateY(-3px);
    box-shadow: 0 12px 36px rgba(13, 27, 42, 0.07);
    z-index: 1;
}

.cap-card:hover::before { transform: scaleX(1); }

.cap-icon-wrap {
    width: 48px; height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--green);
    margin-bottom: 1.75rem;
}

.cap-num {
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--green);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 0.6rem;
}

.cap-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--navy);
    letter-spacing: -0.015em;
    line-height: 1.3;
    margin-bottom: 0.75rem;
}

.cap-body {
    font-size: 0.88rem;
    color: var(--grey-text);
    line-height: 1.7;
}

.cap-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    margin-top: 1.5rem;
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--green);
    text-decoration: none;
    letter-spacing: 0.03em;
    transition: gap 0.2s ease;
}

.cap-link::after { content: '→'; }
.cap-card:hover .cap-link { gap: 0.6rem; }


/* ================================================================
   IMPACT SECTORS
================================================================ */
#network {
    padding: 100px 2.5rem;
    background: #f9fafb;
}

.network-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.network-header .eyebrow { display: block; margin-bottom: 0.85rem; }

.network-h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 800;
    color: var(--navy);
    letter-spacing: -0.03em;
    line-height: 1.18;
    margin-bottom: 1rem;
}

.network-sub {
    font-size: 1rem;
    color: var(--grey-text);
    line-height: 1.65;
}

.is-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.is-card {
    background: var(--white);
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    padding: 40px;
    transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.is-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}

.is-card-icon {
    color: #10b981;
    display: block;
    margin-bottom: 20px;
}

.is-card-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--navy);
    letter-spacing: -0.02em;
    margin-bottom: 0.85rem;
}

.is-card-body {
    font-size: 0.9375rem;
    color: var(--grey-text);
    line-height: 1.6;
}


/* ================================================================
   OUR PROCESS — Connected Pipeline Timeline
================================================================ */
#process {
    padding: 100px 2.5rem;
    background: #f9fafb;
    border-top: 1px solid var(--grey-border);
    border-bottom: 1px solid var(--grey-border);
}

.process-header {
    text-align: center;
    margin-bottom: 3.5rem;
}

.process-header .eyebrow { color: var(--green); display: block; }

.process-header .section-h2 {
    color: #0f1a24;
    margin: 0.6rem auto 0.85rem;
    text-align: center;
}

.process-header .section-p {
    color: #4b5563;
    margin: 0 auto;
    text-align: center;
}

.process-pipeline { position: relative; }

.pipeline-connector {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.75rem;
    margin-bottom: 1.25rem;
    position: relative;
}

.pipeline-connector::before {
    content: '';
    position: absolute;
    top: 50%;
    left:  calc(100% / 8);
    right: calc(100% / 8);
    height: 2px;
    background: #e5e7eb;
    transform: translateY(-50%);
    z-index: 0;
}

.pipeline-node {
    width: 48px; height: 48px;
    border-radius: 50%;
    background: #10b981;
    color: #fff;
    font-size: 0.9rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    box-shadow:
        0 0 0 5px rgba(16, 185, 129, 0.13),
        0 4px 14px rgba(16, 185, 129, 0.3);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.75rem;
}

.step {
    background: #ffffff;
    border-radius: 8px;
    border-top: 4px solid #10b981;
    padding: 2.25rem 1.875rem;
    box-shadow:
        0 4px 6px rgba(0, 0, 0, 0.05),
        0 10px 28px rgba(13, 27, 42, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.step:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
}

.step-icon {
    width: 38px; height: 38px;
    color: var(--navy);
    display: block;
    margin-bottom: 1.25rem;
}

.step-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: #0f1a24;
    margin-bottom: 0.7rem;
    letter-spacing: -0.015em;
    line-height: 1.3;
}

.step-body {
    font-size: 0.875rem;
    color: #4b5563;
    line-height: 1.72;
}


/* ================================================================
   PAST PERFORMANCE — Zig-Zag Case Studies
================================================================ */
#performance {
    padding: 100px 2.5rem;
    background: var(--white);
}

.perf-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 5rem;
}

.perf-header .section-h2 { max-width: 100%; }

.cs-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.cs-row + .cs-row { margin-top: 100px; }

.cs-row.cs-reverse .cs-text { order: 1; }
.cs-row.cs-reverse .cs-img  { order: 2; }

.cs-img img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    display: block;
}

.cs-tag {
    display: inline-block;
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
    padding: 0.3rem 0.85rem;
    border-radius: 50px;
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 1.1rem;
}

.cs-title {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--navy);
    letter-spacing: -0.025em;
    line-height: 1.25;
    margin-bottom: 1rem;
}

.cs-desc {
    font-size: 0.9rem;
    color: var(--grey-text);
    line-height: 1.75;
    margin-bottom: 1.5rem;
}

.cs-outcomes {
    list-style: none;
    padding: 0; margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
}

.cs-outcomes li {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--navy);
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.cs-outcomes li::before {
    content: '✓';
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px; height: 20px;
    border-radius: 50%;
    background: rgba(16, 185, 129, 0.12);
    color: #10b981;
    font-size: 0.7rem;
    font-weight: 900;
    flex-shrink: 0;
}


/* ================================================================
   IMPACT DASHBOARD — Metrics Counter
================================================================ */
#metrics {
    padding: 90px 2.5rem;
    background: var(--grey-bg);
    border-top: 1px solid var(--grey-border);
    border-bottom: 1px solid var(--grey-border);
}

.metrics-header {
    text-align: center;
    margin-bottom: 3.25rem;
}

.metrics-header .eyebrow { display: block; }

.metrics-h2 {
    font-size: clamp(1.65rem, 3.2vw, 2.2rem);
    font-weight: 800;
    color: var(--navy);
    letter-spacing: -0.025em;
    line-height: 1.2;
    margin-top: 0.6rem;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
}

.metric-card {
    background: var(--white);
    border-radius: 10px;
    padding: 2.25rem 1.75rem 2rem;
    text-align: center;
    border: 1px solid var(--grey-border);
    box-shadow: 0 1px 4px rgba(13,27,42,0.04), 0 4px 16px rgba(13,27,42,0.05);
    position: relative;
    overflow: hidden;
    transition: transform 0.26s ease, box-shadow 0.26s ease;
}

.metric-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--green), var(--green-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.metric-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 2px 6px rgba(13,27,42,0.06), 0 16px 44px rgba(13,27,42,0.09);
}

.metric-card:hover::before { transform: scaleX(1); }

.metric-icon {
    width: 40px; height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--green);
    margin: 0 auto 1.25rem;
    opacity: 0.75;
}

.metric-value-wrap {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 2px;
    margin-bottom: 0.5rem;
    line-height: 1;
}

.counter {
    font-size: clamp(2.4rem, 4vw, 3.2rem);
    font-weight: 800;
    color: var(--green);
    letter-spacing: -0.04em;
    line-height: 1;
    font-variant-numeric: tabular-nums;
}

.metric-suffix {
    font-size: clamp(1.4rem, 2.5vw, 1.9rem);
    font-weight: 800;
    color: var(--green-light);
    letter-spacing: -0.03em;
}

.metric-label {
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--navy);
    letter-spacing: -0.01em;
    margin-bottom: 0.3rem;
}

.metric-sublabel {
    font-size: 0.75rem;
    color: var(--grey-text);
    line-height: 1.55;
    font-weight: 400;
}

@media (max-width: 900px) {
    .metrics-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
    #metrics { padding: 64px 1.25rem; }
    .metrics-grid { grid-template-columns: 1fr; max-width: 320px; margin: 0 auto; }
}


/* ================================================================
   HSE SAFETY — Command Center
================================================================ */
#hse {
    padding: 100px 2.5rem;
    background: var(--navy);
}

.hse-inner {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 5rem;
    align-items: center;
}

.hse-left .eyebrow { color: var(--green-light); }

.hse-left .section-h2 { color: var(--white); max-width: 100%; }

.hse-left .section-p { color: rgba(255,255,255,0.45); max-width: 100%; }

.hse-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
}

.hse-card {
    background: transparent;
    padding: 32px;
    border-radius: 12px;
    transition: background 0.3s ease, transform 0.3s ease;
}

.hse-card:hover {
    background: rgba(255, 255, 255, 0.03);
    transform: translateY(-5px);
}

.hse-icon {
    width: 24px; height: 24px;
    color: #10b981;
    display: block;
    margin-bottom: 1rem;
}

.hse-title {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 0.5rem;
    letter-spacing: -0.01em;
}

.hse-body {
    font-size: 0.82rem;
    color: rgba(255,255,255,0.42);
    line-height: 1.65;
}


/* ================================================================
   JOIN COMMAND — Two-Card Split
================================================================ */
#join {
    padding: 96px 2.5rem;
    background: #f9fafb;
    border-top: 1px solid var(--grey-border);
    border-bottom: 1px solid var(--grey-border);
}

.join-header {
    text-align: center;
    margin-bottom: 3.25rem;
}

.join-eyebrow {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--green);
    margin-bottom: 0.75rem;
}

.join-h2 {
    font-size: clamp(1.75rem, 3.5vw, 2.6rem);
    font-weight: 800;
    color: var(--navy);
    letter-spacing: -0.028em;
    line-height: 1.15;
}

.join-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.join-card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow:
        0 1px 3px rgba(13, 27, 42, 0.06),
        0 8px 32px rgba(13, 27, 42, 0.07);
    display: flex;
    flex-direction: column;
    transition: transform 0.26s ease, box-shadow 0.26s ease;
}

.join-card:hover {
    transform: translateY(-5px);
    box-shadow:
        0 2px 6px rgba(13, 27, 42, 0.06),
        0 20px 52px rgba(13, 27, 42, 0.11);
}

.join-card-img {
    width: 100%;
    height: 240px;
    object-fit: cover;
    display: block;
}

.join-card-body {
    padding: 1.85rem 2rem 2.1rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.join-card-tag {
    display: inline-block;
    font-size: 0.67rem;
    font-weight: 800;
    letter-spacing: 0.11em;
    text-transform: uppercase;
    padding: 0.26rem 0.7rem;
    border-radius: 3px;
    margin-bottom: 0.9rem;
    width: fit-content;
}

.join-card-tag.crew {
    background: rgba(26, 102, 68, 0.09);
    color: var(--green);
}

.join-card-tag.ngo {
    background: rgba(13, 27, 42, 0.07);
    color: var(--navy);
}

.join-card-title {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--navy);
    letter-spacing: -0.02em;
    line-height: 1.25;
    margin-bottom: 0.7rem;
}

.join-card-text {
    font-size: 0.9rem;
    color: var(--grey-text);
    line-height: 1.72;
    flex: 1;
    margin-bottom: 1.5rem;
}

.btn-join-solid {
    display: block;
    background: var(--green);
    color: var(--white);
    text-align: center;
    padding: 0.85rem 1.5rem;
    border-radius: 5px;
    font-family: var(--font);
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    text-decoration: none;
    border: 2px solid var(--green);
    transition: background 0.22s ease, border-color 0.22s ease,
                transform 0.18s ease, box-shadow 0.24s ease;
}

.btn-join-solid:hover {
    background: var(--green-hover);
    border-color: var(--green-hover);
    transform: translateY(-1px);
    box-shadow: 0 7px 22px rgba(26, 102, 68, 0.28);
}

.btn-join-solid:active { transform: translateY(0); }

.btn-join-outline {
    display: block;
    background: transparent;
    color: var(--navy);
    text-align: center;
    padding: 0.83rem 1.5rem;
    border-radius: 5px;
    font-family: var(--font);
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    text-decoration: none;
    border: 2px solid var(--navy);
    transition: background 0.22s ease, color 0.22s ease,
                transform 0.18s ease, box-shadow 0.24s ease;
}

.btn-join-outline:hover {
    background: var(--navy);
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: 0 7px 22px rgba(13, 27, 42, 0.2);
}

.btn-join-outline:active { transform: translateY(0); }


/* ================================================================
   FAQ ACCORDION
================================================================ */
#faq {
    padding: 90px 2.5rem;
    background: var(--white);
    border-top: 1px solid var(--grey-border);
}

.faq-header {
    text-align: center;
    margin-bottom: 3rem;
}

.faq-header .eyebrow { display: block; }

.faq-h2 {
    font-size: clamp(1.65rem, 3.2vw, 2.25rem);
    font-weight: 800;
    color: var(--navy);
    letter-spacing: -0.025em;
    line-height: 1.2;
    margin-top: 0.6rem;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item { border-bottom: 1px solid var(--grey-border); }

.faq-item:first-of-type { border-top: 1px solid var(--grey-border); }

.faq-item summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 1.4rem 0;
    cursor: pointer;
    list-style: none;
    font-size: 1rem;
    font-weight: 700;
    color: #0f1a24;
    letter-spacing: -0.01em;
    line-height: 1.45;
    transition: color 0.2s ease;
    user-select: none;
}

.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::marker              { display: none; }

.faq-item summary:hover { color: var(--green); }

.faq-item.is-open > summary { color: var(--green); }

.faq-item summary::after {
    content: '';
    flex-shrink: 0;
    width: 9px; height: 9px;
    border-right: 2.5px solid var(--green);
    border-bottom: 2.5px solid var(--green);
    border-radius: 1px;
    transform: rotate(45deg) translate(-2px, -2px);
    transition: transform 0.32s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-item.is-open > summary::after {
    transform: rotate(-135deg) translate(-2px, -2px);
}

.faq-body {
    display: block !important;
    overflow: hidden;
    max-height: 0;
    opacity: 0;
    transition:
        max-height 0.42s cubic-bezier(0.4, 0, 0.2, 1),
        opacity    0.28s ease,
        padding    0.28s ease;
    padding-bottom: 0;
}

.faq-item.is-open .faq-body {
    max-height: 420px;
    opacity: 1;
    padding-bottom: 1.65rem;
}

.faq-body p {
    font-size: 0.93rem;
    color: #4b5563;
    line-height: 1.8;
    padding-right: 2rem;
}

.faq-body ul {
    margin: 0.75rem 0 0;
    padding: 0;
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
}

.faq-body ul li {
    display: flex;
    gap: 0.6rem;
    align-items: flex-start;
    font-size: 0.91rem;
    color: #4b5563;
    line-height: 1.65;
    padding-right: 2rem;
}

.faq-body ul li::before {
    content: '';
    flex-shrink: 0;
    width: 6px; height: 6px;
    border-radius: 50%;
    background: #10b981;
    margin-top: 0.45em;
}


/* ================================================================
   GRAND FINALE — Lead Capture
================================================================ */
#grand-finale {
    background:
        linear-gradient(rgba(11, 83, 69, 0.87), rgba(11, 83, 69, 0.87)),
        url('https://images.unsplash.com/photo-1497366216548-37526070297c?auto=format&fit=crop&w=1600&q=80')
        center/cover no-repeat;
    background-attachment: fixed;
    padding: 100px 2.5rem;
    position: relative;
    overflow: hidden;
}

#grand-finale::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, rgba(255,255,255,0.25) 0%, transparent 60%);
}

#grand-finale::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 120px;
    background: linear-gradient(to bottom, transparent, rgba(7, 55, 46, 0.35));
    pointer-events: none;
}

.gf-inner {
    display: grid;
    grid-template-columns: 1fr 1.15fr;
    gap: 6rem;
    align-items: start;
    position: relative;
    z-index: 1;
}

.gf-eyebrow {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--green-light);
    margin-bottom: 1.1rem;
}

.gf-h2 {
    font-size: clamp(1.9rem, 3.8vw, 2.9rem);
    font-weight: 800;
    color: var(--white);
    letter-spacing: -0.03em;
    line-height: 1.12;
    margin-bottom: 1.35rem;
}

.gf-sub {
    font-size: 0.975rem;
    color: rgba(255, 255, 255, 0.46);
    line-height: 1.82;
    margin-bottom: 2.75rem;
}

.gf-contact-list {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.07);
}

.gf-contact-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.84rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.36);
    text-decoration: none;
    transition: color 0.2s ease;
}

.gf-contact-item:hover { color: var(--green-light); }
.gf-contact-item svg  { color: var(--green); flex-shrink: 0; }

.gf-form-card {
    background: var(--white);
    border-radius: 12px;
    padding: 2.5rem 2.25rem 2.75rem;
    box-shadow:
        0 2px 4px rgba(0, 0, 0, 0.12),
        0 24px 72px rgba(0, 0, 0, 0.38);
}

.gf-form-title {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--navy);
    letter-spacing: -0.02em;
    margin-bottom: 0.3rem;
}

.gf-form-sub {
    font-size: 0.8rem;
    color: var(--grey-text);
    line-height: 1.55;
    margin-bottom: 1.5rem;
}

.gf-hr {
    height: 1px;
    background: var(--grey-border);
    border: none;
    margin: 0 0 1.65rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.form-row.single { grid-template-columns: 1fr; }

.form-group { display: flex; flex-direction: column; gap: 0.4rem; }

.form-label {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--navy);
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.form-input,
.form-select {
    font-family: var(--font);
    font-size: 0.875rem;
    color: var(--navy);
    background: var(--white);
    border: 1px solid var(--grey-border);
    border-radius: 3px;
    padding: 0.65rem 0.85rem;
    width: 100%;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}

.form-input::placeholder { color: var(--grey-text); opacity: 0.7; }

.form-input:focus,
.form-select:focus {
    border-color: var(--green);
    box-shadow: 0 0 0 3px rgba(26, 102, 68, 0.1);
}

.btn-gf {
    display: block;
    width: 100%;
    background: var(--green);
    color: var(--white);
    font-family: var(--font);
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    border: 2px solid var(--green);
    border-radius: 5px;
    padding: 0.95rem;
    margin-top: 1.5rem;
    cursor: pointer;
    transition: background 0.22s ease, border-color 0.22s ease,
                transform 0.18s ease, box-shadow 0.24s ease;
}

.btn-gf:hover {
    background: var(--green-hover);
    border-color: var(--green-hover);
    transform: translateY(-1px);
    box-shadow: 0 8px 28px rgba(26, 102, 68, 0.38);
}

.btn-gf:active { transform: translateY(0); }

.gf-privacy {
    font-size: 0.7rem;
    color: var(--grey-text);
    text-align: center;
    margin-top: 0.9rem;
    line-height: 1.5;
    opacity: 0.75;
}

@media (max-width: 960px) {
    .gf-inner { grid-template-columns: 1fr; gap: 3rem; }
    .gf-form-card { max-width: 560px; }
}


/* ================================================================
   FOOTER
================================================================ */
footer {
    background: #1A2B3E;
    padding: 2.25rem 2.5rem;
}

.footer-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.footer-logo {
    font-size: 0.95rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: -0.025em;
}

.footer-logo span { color: var(--green-light); }

.footer-copy {
    font-size: 0.72rem;
    color: rgba(255,255,255,0.3);
    letter-spacing: 0.01em;
}

.footer-locale {
    font-size: 0.72rem;
    color: rgba(255,255,255,0.3);
    letter-spacing: 0.04em;
    text-transform: uppercase;
}


/* ================================================================
   MEET THE FOUNDER TEASER — Homepage
================================================================ */
#founder-teaser {
    padding: 100px 2.5rem;
    background: var(--grey-bg);
    border-top: 1px solid var(--grey-border);
    border-bottom: 1px solid var(--grey-border);
}

.ft-inner {
    max-width: 860px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 4rem;
    align-items: center;
}

.ft-photo {
    width: 180px; height: 180px;
    border-radius: 50%;
    object-fit: cover;
    display: block;
    border: 4px solid var(--green);
    box-shadow: 0 0 0 8px rgba(26, 102, 68, 0.1);
    margin: 0 auto;
}

.ft-photo-placeholder {
    width: 180px; height: 180px;
    border-radius: 50%;
    background: var(--grey-mid);
    border: 4px solid var(--green);
    box-shadow: 0 0 0 8px rgba(26, 102, 68, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    color: var(--grey-text);
}

.ft-eyebrow {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--green);
    margin-bottom: 0.85rem;
}

.ft-quote {
    font-size: clamp(1.1rem, 2.2vw, 1.35rem);
    font-weight: 700;
    color: var(--navy);
    line-height: 1.5;
    letter-spacing: -0.02em;
    margin-bottom: 1.25rem;
    font-style: italic;
}

.ft-attr {
    font-size: 0.85rem;
    color: var(--grey-text);
    margin-bottom: 1.75rem;
}

.ft-attr strong {
    color: var(--navy);
    font-weight: 700;
    font-style: normal;
}

.btn-founder {
    display: inline-block;
    background: transparent;
    color: var(--green);
    padding: 0.7rem 1.6rem;
    border-radius: 3px;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-decoration: none;
    text-transform: uppercase;
    border: 2px solid var(--green);
    transition: background 0.22s ease, color 0.22s ease,
                transform 0.18s ease, box-shadow 0.22s ease;
}

.btn-founder:hover {
    background: var(--green);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(26, 102, 68, 0.28);
}

.btn-founder:active { transform: translateY(0); }


/* ================================================================
   MISSION SECTION — About page
================================================================ */
#mission {
    padding: 100px 2.5rem;
    background: var(--navy);
}

.mission-header { margin-bottom: 3.5rem; }

.mission-header .eyebrow { color: var(--green-light); }

.mission-header .section-h2 { color: var(--white); max-width: 100%; }

.mission-header .section-p {
    color: rgba(255,255,255,0.48);
    max-width: 600px;
}

.mission-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.mission-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 12px;
    padding: 2.25rem 2rem;
    transition: background 0.3s ease, transform 0.3s ease;
}

.mission-card:hover {
    background: rgba(255,255,255,0.07);
    transform: translateY(-4px);
}

.mission-card-icon {
    width: 36px; height: 36px;
    color: #10b981;
    margin-bottom: 1.25rem;
    display: block;
}

.mission-card-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: -0.01em;
    margin-bottom: 0.6rem;
}

.mission-card-body {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.45);
    line-height: 1.72;
}


/* ================================================================
   FOUNDER'S STORY — About page
================================================================ */
#founder-story {
    padding: 100px 2.5rem;
    background: var(--white);
}

.fs-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.fs-media-placeholder {
    aspect-ratio: 4 / 3;
    background: var(--grey-bg);
    border-radius: 16px;
    border: 2px dashed var(--grey-border);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    color: var(--grey-text);
}

.fs-media-placeholder svg { opacity: 0.35; }

.fs-media-placeholder p {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    opacity: 0.5;
}

.fs-eyebrow {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--green);
    margin-bottom: 1rem;
}

.fs-pull-quote {
    font-size: clamp(1.45rem, 2.9vw, 2rem);
    font-weight: 800;
    color: var(--navy);
    letter-spacing: -0.028em;
    line-height: 1.32;
    margin-bottom: 1.75rem;
    padding-left: 1.5rem;
    border-left: 5px solid #10b981;
}

.fs-sig-plain {
    margin-top: 2rem;
    padding-top: 1.75rem;
    border-top: 1px solid var(--grey-border);
}

.fs-body {
    font-size: 0.95rem;
    color: var(--grey-text);
    line-height: 1.85;
    margin-bottom: 1.25rem;
}

.fs-sig {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 1.75rem;
    border-top: 1px solid var(--grey-border);
}

.fs-sig-photo {
    width: 56px; height: 56px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--green);
    flex-shrink: 0;
}

.fs-sig-placeholder {
    width: 56px; height: 56px;
    border-radius: 50%;
    background: var(--grey-mid);
    border: 2px solid var(--green);
    flex-shrink: 0;
}

.fs-sig-name {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--navy);
    letter-spacing: -0.01em;
}

.fs-sig-title {
    font-size: 0.78rem;
    color: var(--grey-text);
    margin-top: 0.15rem;
}


/* ================================================================
   RESPONSIVE
================================================================ */
@media (max-width: 900px) {
    .pipeline-connector { display: none; }
    .steps-grid { grid-template-columns: repeat(2, 1fr); }
    .fs-grid { grid-template-columns: 1fr; gap: 3rem; }
}

@media (max-width: 768px) {
    nav { padding: 0 1.25rem; }

    .nav-links {
        display: none;
        position: absolute;
        top: 72px; left: 0; right: 0;
        background: #1A2B3E;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        border-bottom: 1px solid rgba(255,255,255,0.08);
        padding: 0.75rem 0 1rem;
        box-shadow: 0 8px 24px rgba(0,0,0,0.3);
    }

    .nav-links.open { display: flex; }

    .nav-links li { width: 100%; }

    .nav-links a:not(.btn-nav) {
        display: block;
        padding: 0.8rem 1.5rem;
    }

    .nav-links li:last-child { padding: 0.75rem 1.5rem 0; }

    .btn-nav { display: block; text-align: center; border-radius: 3px; }

    .nav-toggle { display: flex; }

    /* Hero */
    #hero { padding: 100px 1.25rem 60px; }
    .hero-btn-group { gap: 0.75rem; }

    /* Page hero */
    .page-hero { padding: 110px 1.25rem 60px; }

    /* Caps */
    #capabilities { padding: 72px 1.25rem; }
    .caps-grid { grid-template-columns: 1fr; }

    /* Network */
    #network { padding: 64px 1.25rem; }
    .is-grid { grid-template-columns: 1fr; gap: 1.5rem; margin-top: 2.5rem; }

    /* Process */
    #process { padding: 72px 1.25rem; }
    .steps-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }

    /* Performance */
    #performance { padding: 72px 1.25rem; }
    .cs-row { grid-template-columns: 1fr; gap: 2rem; }
    .cs-row + .cs-row { margin-top: 3.5rem; }
    .cs-row.cs-reverse .cs-text { order: 2; }
    .cs-row.cs-reverse .cs-img  { order: 1; }
    .cs-img img { height: 260px; }

    /* HSE */
    #hse { padding: 72px 1.25rem; }
    .hse-inner { grid-template-columns: 1fr; gap: 2.5rem; }
    .hse-grid { grid-template-columns: 1fr; }

    /* Join */
    #join { padding: 72px 1.25rem; }
    .join-grid { grid-template-columns: 1fr; max-width: 500px; }

    /* FAQ */
    #faq { padding: 64px 1.25rem; }
    .faq-item summary { font-size: 0.9rem; padding: 1.15rem 0; }
    .faq-body p, .faq-body ul li { padding-right: 0; font-size: 0.875rem; }

    /* Grand finale */
    #grand-finale { padding: 72px 1.25rem; }
    .gf-form-card { padding: 1.75rem 1.5rem 2.1rem; }
    .form-row { grid-template-columns: 1fr; }

    /* Founder teaser */
    #founder-teaser { padding: 72px 1.25rem; }
    .ft-inner { grid-template-columns: 1fr; gap: 2rem; text-align: center; }
    .ft-photo, .ft-photo-placeholder { margin: 0 auto; }

    /* Mission */
    #mission { padding: 72px 1.25rem; }
    .mission-grid { grid-template-columns: 1fr; }

    /* Founder story */
    #founder-story { padding: 72px 1.25rem; }

    /* Footer */
    footer { padding: 1.75rem 1.25rem; }
    .footer-inner { flex-direction: column; text-align: center; gap: 0.5rem; }
}

@media (max-width: 480px) {
    .hero-h1 { font-size: 2.6rem; }
    .hero-btn-group { flex-direction: column; align-items: stretch; }
    .btn-outline { text-align: center; }
}