/* =========================================================
   TechXplore — Elegant Dark + Green Theme
   ========================================================= */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-padding-top: 6rem;
    scroll-behavior: smooth;
    list-style: none;
    text-decoration: none;
}

:root {
    --bg-deep: #04130d;
    --bg-panel: #0a1f17;
    --bg-elev: #0f2a1f;
    --green-primary: #1faa66;
    --green-glow: #2bd47b;
    --green-soft: rgba(43, 212, 123, 0.12);
    --green-line: rgba(43, 212, 123, 0.22);
    --text-primary: #f1faf4;
    --text-muted: #9bb5a5;
    --text-dim: #6f8a7c;
    --radius-lg: 1.25rem;
    --radius-md: 0.85rem;
    --shadow-soft: 0 20px 60px rgba(0, 0, 0, 0.45);
    --shadow-glow: 0 10px 40px rgba(43, 212, 123, 0.18);
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;
    --font-display: 'Space Grotesk', 'Inter', sans-serif;
}

html, body {
    background: var(--bg-deep);
    color: var(--text-primary);
    font-family: var(--font-body);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    display: block;
}

section {
    padding: 90px 8%;
    position: relative;
    z-index: 1;
}

/* ---------- Ambient background ---------- */
.bg-grid {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(43, 212, 123, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(43, 212, 123, 0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, rgba(0, 0, 0, 0.9) 0%, transparent 75%);
}

.bg-glow {
    position: fixed;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(120px);
    z-index: 0;
    pointer-events: none;
    opacity: 0.55;
}

.bg-glow-1 {
    background: radial-gradient(circle, rgba(31, 170, 102, 0.35), transparent 70%);
    top: -150px;
    left: -150px;
}

.bg-glow-2 {
    background: radial-gradient(circle, rgba(43, 212, 123, 0.25), transparent 70%);
    bottom: -200px;
    right: -200px;
}

/* ---------- Reusable bits ---------- */
.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--green-glow);
    padding: 0.4rem 0.9rem;
    background: var(--green-soft);
    border: 1px solid var(--green-line);
    border-radius: 999px;
    margin-bottom: 1rem;
}

.grad-text {
    background: linear-gradient(135deg, #2bd47b 0%, #5eeaa3 50%, #1faa66 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.heading h2 {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.heading-sub {
    color: var(--text-muted);
    font-size: 1rem;
    max-width: 520px;
    margin: 0.6rem auto 0;
}

/* ---------- Navbar ---------- */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.1rem 8%;
    transition: padding 0.3s ease, background 0.3s ease;
}

header.scrolled {
    padding: 0.7rem 8%;
    background: rgba(4, 19, 13, 0.75);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--green-line);
}

.nav-shell {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    max-width: 1400px;
    margin: 0 auto;
}

.logo img {
    width: 110px;
    height: auto;
}

.nav-pill {
    background: rgba(10, 31, 23, 0.7);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid var(--green-line);
    border-radius: 999px;
    padding: 0.4rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.navbar {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.navbar a {
    position: relative;
    padding: 0.55rem 1.1rem;
    color: var(--text-muted);
    font-size: 0.88rem;
    font-weight: 500;
    border-radius: 999px;
    transition: color 0.25s ease, background 0.25s ease;
}

.navbar a:hover {
    color: var(--text-primary);
    background: var(--green-soft);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-cta {
    padding: 0.6rem 1.4rem;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-primary);
    border: 1px solid var(--green-primary);
    border-radius: 999px;
    background: linear-gradient(135deg, rgba(31, 170, 102, 0.25), rgba(43, 212, 123, 0.1));
    transition: all 0.3s ease;
}

.nav-cta:hover {
    background: linear-gradient(135deg, var(--green-primary), var(--green-glow));
    box-shadow: 0 8px 24px rgba(43, 212, 123, 0.35);
    transform: translateY(-1px);
}

.menu-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--bg-panel);
    border: 1px solid var(--green-line);
    color: var(--text-primary);
    font-size: 1.4rem;
    cursor: pointer;
    align-items: center;
    justify-content: center;
}

/* ---------- Mobile drawer ---------- */
.mobile-drawer {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: rgba(4, 19, 13, 0.95);
    backdrop-filter: blur(20px);
    border-left: 1px solid var(--green-line);
    z-index: 999;
    padding: 6rem 2rem 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    transition: right 0.35s ease;
}

.mobile-drawer.active {
    right: 0;
}

.mobile-drawer a {
    padding: 0.9rem 1rem;
    color: var(--text-muted);
    font-size: 1rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: 0.25s;
}

.mobile-drawer a:hover {
    color: var(--text-primary);
    background: var(--green-soft);
}

.drawer-cta {
    margin-top: 1rem;
    text-align: center;
    background: linear-gradient(135deg, var(--green-primary), var(--green-glow));
    color: var(--text-primary) !important;
    font-weight: 600 !important;
}

/* ---------- Hero ---------- */
.home {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    align-items: center;
    gap: 3rem;
    padding-top: 160px;
    padding-bottom: 80px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.78rem;
    color: var(--text-muted);
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.eyebrow-dot {
    width: 8px;
    height: 8px;
    background: var(--green-glow);
    border-radius: 50%;
    box-shadow: 0 0 12px var(--green-glow);
    animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.7); }
}

.home-text h1 {
    font-family: var(--font-display);
    font-size: clamp(2.4rem, 5.5vw, 4.2rem);
    line-height: 1.05;
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--text-primary);
}

.home-text p {
    margin: 1.5rem 0 2rem;
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.7;
    max-width: 540px;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.9rem 1.8rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--green-primary), var(--green-glow));
    color: var(--text-primary);
    box-shadow: 0 10px 30px rgba(43, 212, 123, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 36px rgba(43, 212, 123, 0.45);
}

.btn-primary i {
    transition: transform 0.3s ease;
}

.btn-primary:hover i {
    transform: translateX(4px);
}

.btn-ghost {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--green-line);
}

.btn-ghost:hover {
    background: var(--green-soft);
    border-color: var(--green-glow);
}

.hero-stats {
    display: flex;
    gap: 2.5rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--green-line);
}

.hero-stats div {
    display: flex;
    flex-direction: column;
}

.hero-stats strong {
    font-family: var(--font-display);
    font-size: 1.8rem;
    color: var(--green-glow);
    font-weight: 700;
}

.hero-stats span {
    font-size: 0.78rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 0.25rem;
}

/* Hero visual */
.home-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.circuit {
    width: 100%;
    max-width: 560px;
    height: auto;
    filter: drop-shadow(0 0 40px rgba(43, 212, 123, 0.25));
}

.circuit .ring {
    transform-origin: 260px 260px;
    animation: spin 40s linear infinite;
}

.circuit .ring.r2 {
    animation-duration: 60s;
    animation-direction: reverse;
}

.circuit .ring.r3 {
    animation-duration: 80s;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.circuit .pulse {
    transform-origin: 260px 260px;
    animation: pulseRing 2.6s ease-out infinite;
}

@keyframes pulseRing {
    0% { transform: scale(1); opacity: 0.9; }
    100% { transform: scale(2.2); opacity: 0; }
}

.circuit .flow {
    stroke-dashoffset: 0;
    animation: flow 4s linear infinite;
}

.circuit .flow-2 { animation-delay: 1.2s; animation-duration: 5s; }
.circuit .flow-3 { animation-delay: 2.4s; animation-duration: 4.5s; }

@keyframes flow {
    to { stroke-dashoffset: -206; }
}

.circuit .node {
    animation: nodeBlink 3s ease-in-out infinite;
}

.circuit .node:nth-child(2) { animation-delay: 0.4s; }
.circuit .node:nth-child(3) { animation-delay: 0.8s; }
.circuit .node:nth-child(4) { animation-delay: 1.2s; }
.circuit .node:nth-child(5) { animation-delay: 1.6s; }
.circuit .node:nth-child(6) { animation-delay: 2s; }
.circuit .node:nth-child(7) { animation-delay: 2.4s; }
.circuit .node:nth-child(8) { animation-delay: 2.8s; }

@keyframes nodeBlink {
    0%, 100% { fill: #04130d; }
    50% { fill: #2bd47b; }
}

/* ---------- About ---------- */
.about {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 4rem;
    align-items: center;
}

.about-img .frame {
    position: relative;
    padding: 0.8rem;
    background: var(--bg-panel);
    border: 1px solid var(--green-line);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
}

.about-img .frame img {
    border-radius: 0.9rem;
    width: 100%;
}

.corner {
    position: absolute;
    width: 22px;
    height: 22px;
    border: 2px solid var(--green-glow);
}

.corner.tl { top: -2px; left: -2px; border-right: none; border-bottom: none; border-radius: 6px 0 0 0; }
.corner.tr { top: -2px; right: -2px; border-left: none; border-bottom: none; border-radius: 0 6px 0 0; }
.corner.bl { bottom: -2px; left: -2px; border-right: none; border-top: none; border-radius: 0 0 0 6px; }
.corner.br { bottom: -2px; right: -2px; border-left: none; border-top: none; border-radius: 0 0 6px 0; }

.about-text h2 {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.15;
    margin-bottom: 1.2rem;
}

.about-text p {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.75;
    margin-bottom: 1rem;
}

/* ---------- Objectives ---------- */
.objective-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.8rem;
    max-width: 1200px;
    margin: 0 auto;
}

.obj-card {
    position: relative;
    background: linear-gradient(180deg, rgba(15, 42, 31, 0.7), rgba(10, 31, 23, 0.4));
    backdrop-filter: blur(8px);
    border: 1px solid var(--green-line);
    border-radius: var(--radius-lg);
    padding: 2.2rem;
    transition: transform 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
    overflow: hidden;
}

.obj-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top right, rgba(43, 212, 123, 0.12), transparent 60%);
    opacity: 0;
    transition: opacity 0.35s ease;
}

.obj-card:hover {
    transform: translateY(-6px);
    border-color: var(--green-glow);
    box-shadow: var(--shadow-glow);
}

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

.obj-num {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--green-glow), transparent);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    display: block;
    margin-bottom: 1.2rem;
}

.obj-card h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.6rem;
    color: var(--text-primary);
}

.obj-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.65;
}

/* ---------- Outcomes ---------- */
.outcomes {
    background: linear-gradient(180deg, transparent, rgba(15, 42, 31, 0.2), transparent);
}

.outcome-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    max-width: 1100px;
    margin: 0 auto;
}

.outcome-card {
    position: relative;
    background: var(--bg-panel);
    border: 1px solid var(--green-line);
    border-left: 3px solid var(--green-glow);
    border-radius: var(--radius-md);
    padding: 1.8rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.outcome-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.outcome-card i {
    font-size: 1.8rem;
    color: var(--green-glow);
    margin-bottom: 1rem;
    display: inline-block;
    padding: 0.7rem;
    background: var(--green-soft);
    border-radius: 0.6rem;
}

.outcome-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ---------- Audience ---------- */
.audience-panel {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 2.5rem;
    align-items: center;
    max-width: 1100px;
    margin: 0 auto;
    background: linear-gradient(135deg, rgba(15, 42, 31, 0.8), rgba(10, 31, 23, 0.5));
    backdrop-filter: blur(10px);
    border: 1px solid var(--green-line);
    border-radius: var(--radius-lg);
    padding: 3rem;
    box-shadow: var(--shadow-soft);
}

.audience-icon {
    width: 110px;
    height: 110px;
    border-radius: 50%;
    background: var(--green-soft);
    border: 1px solid var(--green-line);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--green-glow);
    flex-shrink: 0;
}

.audience-content h2 {
    font-family: var(--font-display);
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.audience-content p {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 1rem;
}

.audience-content strong {
    color: var(--green-glow);
    font-weight: 600;
}

.audience-content ul {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.audience-content li {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    color: var(--text-primary);
    font-size: 0.98rem;
}

.audience-content li i {
    color: var(--green-glow);
    font-size: 1.2rem;
    background: var(--green-soft);
    border-radius: 50%;
    padding: 0.2rem;
}

/* ---------- Sessions ---------- */
.product-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 2rem;
    max-width: 1300px;
    margin: 0 auto;
}

.product-container .box {
    background: var(--bg-panel);
    border: 1px solid var(--green-line);
    border-radius: var(--radius-lg);
    padding: 1.3rem;
    transition: all 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
    overflow: hidden;
    position: relative;
}

.product-container .box::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-lg);
    padding: 1px;
    background: linear-gradient(135deg, transparent, rgba(43, 212, 123, 0.5), transparent);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.product-container .box:hover {
    transform: translateY(-8px);
    box-shadow: 0 24px 50px rgba(43, 212, 123, 0.2);
    border-color: transparent;
}

.product-container .box:hover::after {
    opacity: 1;
}

.box-img {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-md);
    background: var(--bg-elev);
    aspect-ratio: 16 / 10;
    margin-bottom: 1.2rem;
}

.box-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 0.6s ease;
}

.product-container .box:hover .box-img img {
    transform: scale(1.06);
}

.product-container .box h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.9rem;
    padding: 0 0.3rem;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.5rem 1rem;
    background: var(--green-soft);
    color: var(--green-glow);
    border: 1px solid var(--green-line);
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 600;
    margin: 0 0.3rem;
}

.badge i {
    font-size: 1rem;
}

/* ---------- Team ---------- */
.team-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.team-card {
    background: var(--bg-panel);
    border: 1px solid var(--green-line);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.team-card.featured {
    border-color: rgba(43, 212, 123, 0.45);
    box-shadow: 0 0 0 1px rgba(43, 212, 123, 0.1), var(--shadow-soft);
}

.portrait {
    position: relative;
    width: 100%;
    aspect-ratio: 3 / 4;
    overflow: hidden;
    background: #ffffff;
}

.portrait img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: var(--portrait-pos, center 18%);
    transform: translateY(var(--portrait-offset-y, 0)) scale(var(--portrait-scale, 1));
    transform-origin: center top;
    image-rendering: -webkit-optimize-contrast;
}

.portrait img.brighten {
    filter: brightness(1.12) contrast(1.04) saturate(1.05);
}

.portrait::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(180deg, transparent, rgba(4, 19, 13, 0.85));
    pointer-events: none;
}

.team-info {
    padding: 1.8rem;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.team-info h3 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.role-chip {
    align-self: flex-start;
    padding: 0.3rem 0.85rem;
    background: var(--green-soft);
    color: var(--green-glow);
    border: 1px solid var(--green-line);
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.contact-row {
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    margin-top: 0.9rem;
    padding-top: 1rem;
    border-top: 1px solid var(--green-line);
}

.contact-row a {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    color: var(--text-muted);
    font-size: 0.9rem;
    transition: color 0.25s ease;
}

.contact-row a i {
    width: 32px;
    height: 32px;
    background: var(--green-soft);
    color: var(--green-glow);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

.contact-row a:hover {
    color: var(--green-glow);
}

/* ---------- Footer ---------- */
.footer {
    padding: 80px 8% 30px;
    background: linear-gradient(180deg, transparent, rgba(10, 31, 23, 0.6));
    border-top: 1px solid var(--green-line);
    position: relative;
    z-index: 1;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr 1fr 1.3fr;
    gap: 3rem;
    max-width: 1300px;
    margin: 0 auto;
    align-items: start;
}

.footer-brand {
    display: flex;
    align-items: center;
    padding-top: 0.5rem;
}

.footer-brand .footer-logo {
    width: 170px;
    margin: 0;
}

.footer-box h3 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1.2rem;
    letter-spacing: 0.5px;
}

.footer-box ul {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
}

.footer-box ul a {
    color: var(--text-muted);
    font-size: 0.92rem;
    transition: color 0.25s ease;
}

.footer-box ul a:hover {
    color: var(--green-glow);
}

.social {
    display: flex;
    gap: 0.65rem;
}

.social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--green-soft);
    border: 1px solid var(--green-line);
    color: var(--text-primary);
    border-radius: 50%;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.social a:hover {
    background: var(--green-primary);
    border-color: var(--green-glow);
    transform: translateY(-3px);
    box-shadow: 0 6px 18px rgba(43, 212, 123, 0.35);
}

.contact {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.contact span {
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
}

.contact i {
    color: var(--green-glow);
    font-size: 1.1rem;
    margin-top: 2px;
    flex-shrink: 0;
}

.footer-bottom {
    max-width: 1300px;
    margin: 3rem auto 0;
    padding-top: 1.8rem;
    border-top: 1px solid var(--green-line);
    display: flex;
    justify-content: space-between;
    color: var(--text-dim);
    font-size: 0.85rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

/* ---------- REGISTER PAGE STYLES (re-themed) ---------- */
.back-btn {
    color: var(--text-primary);
    font-size: 0.88rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 0.55rem 1.1rem;
    border: 1px solid var(--green-line);
    border-radius: 999px;
    background: var(--green-soft);
    transition: 0.3s;
}

.back-btn:hover {
    background: var(--green-primary);
    border-color: var(--green-glow);
}

.register-hero {
    width: 100%;
    min-height: 38vh;
    background: linear-gradient(rgba(4, 19, 13, 0.85), rgba(4, 19, 13, 0.85)), url('img/green-tech-bg.png') no-repeat center center / cover;
    display: flex;
    align-items: center;
    padding: 150px 8% 60px;
    border-bottom: 1px solid var(--green-line);
}

.register-hero-text h1 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.8rem);
    color: var(--text-primary);
    letter-spacing: -0.02em;
    margin-bottom: 0.8rem;
}

.register-hero-text p {
    color: var(--text-muted);
    max-width: 620px;
    line-height: 1.7;
}

.register-section {
    padding: 80px 8%;
    background: transparent;
}

.register-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 2.5rem;
    align-items: start;
    max-width: 1100px;
    margin: 0 auto;
}

.register-info {
    background: var(--bg-panel);
    color: var(--text-primary);
    padding: 2.2rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--green-line);
    box-shadow: var(--shadow-soft);
}

.register-info h2 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    letter-spacing: 0.5px;
    margin-bottom: 1.8rem;
    color: var(--green-glow);
    border-bottom: 1px solid var(--green-line);
    padding-bottom: 0.9rem;
}

.info-item {
    display: flex;
    gap: 0.9rem;
    align-items: flex-start;
    margin-bottom: 1.4rem;
}

.info-item i {
    font-size: 1.5rem;
    color: var(--green-glow);
    background: var(--green-soft);
    padding: 0.55rem;
    border-radius: 0.5rem;
    flex-shrink: 0;
}

.info-item h4 {
    font-family: var(--font-display);
    font-size: 0.95rem;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    letter-spacing: 0.5px;
}

.info-item p {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.55;
}

.register-form-panel {
    background: var(--bg-panel);
    padding: 2.2rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--green-line);
    box-shadow: var(--shadow-soft);
}

.form-header {
    margin-bottom: 1.8rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--green-line);
}

.form-header h2 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.form-header p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-top: 0.4rem;
}

.register-form-fields {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

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

.form-group label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 6px;
    letter-spacing: 0.5px;
}

.form-group label i {
    color: var(--green-glow);
    font-size: 1.05rem;
}

.form-group input,
.form-group select {
    padding: 0.9rem 1rem;
    border: 1px solid var(--green-line);
    border-radius: 0.6rem;
    outline: none;
    font-size: 0.95rem;
    color: var(--text-primary);
    background: var(--bg-elev);
    transition: border-color 0.3s, box-shadow 0.3s;
    font-family: var(--font-body);
}

.form-group input::placeholder {
    color: var(--text-dim);
}

.form-group input:focus,
.form-group select:focus {
    border-color: var(--green-glow);
    box-shadow: 0 0 0 3px rgba(43, 212, 123, 0.15);
}

.form-group select {
    appearance: none;
    cursor: pointer;
}

.register-submit-btn {
    margin-top: 0.5rem;
    padding: 1rem;
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border-radius: 999px;
    border: none;
    cursor: pointer;
    width: 100%;
    background: linear-gradient(135deg, var(--green-primary), var(--green-glow));
    color: var(--text-primary);
    transition: 0.3s;
}

.register-submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(43, 212, 123, 0.35);
}

.success-message {
    display: none;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 2rem;
    gap: 1rem;
}

.success-message i {
    font-size: 4rem;
    color: var(--green-glow);
}

.success-message h3 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    color: var(--text-primary);
}

.success-message p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 991px) {
    section {
        padding: 70px 5%;
    }

    header {
        padding: 1rem 5%;
    }

    header.scrolled {
        padding: 0.7rem 5%;
    }

    .home {
        grid-template-columns: 1fr;
        padding-top: 140px;
        text-align: left;
    }

    .home-visual {
        order: -1;
        max-width: 380px;
        margin: 0 auto;
    }

    .about {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .audience-panel {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 2.2rem;
    }

    .audience-icon {
        margin: 0 auto;
    }

    .audience-content ul li {
        justify-content: flex-start;
    }

    .register-hero {
        padding: 130px 5% 50px;
    }

    .register-section {
        padding: 60px 5%;
    }

    .register-wrapper {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-pill {
        display: none;
    }

    .nav-cta {
        display: none;
    }

    .menu-toggle {
        display: inline-flex;
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: 1.5rem;
    }

    .hero-stats strong {
        font-size: 1.5rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2.2rem;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .product-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 500px) {
    section {
        padding: 60px 5%;
    }

    .logo img {
        width: 90px;
    }

    .home-text h1 {
        font-size: 2.3rem;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .hero-actions {
        flex-direction: column;
    }

    .audience-panel {
        padding: 1.8rem;
    }
}