/* ==============================================================
   ZAMTECH CONSULT – Main Stylesheet
   ============================================================== */

/* ===== RESET & BASE ===== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #020617;
    color: #ffffff;
    overflow-x: hidden;
    line-height: 1.6;
}
a {
    text-decoration: none;
    color: inherit;
}
button {
    cursor: pointer;
    border: none;
    background: none;
    font: inherit;
    color: inherit;
}
img {
    max-width: 100%;
    display: block;
}
.hidden-page {
    display: none !important;
}

/* ===== UTILITY ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}
.text-center {
    text-align: center;
}
.text-cyan {
    color: #22d3ee;
}
.text-white-70 {
    color: rgba(255, 255, 255, 0.7);
}
.text-white-60 {
    color: rgba(255, 255, 255, 0.6);
}
.text-white-50 {
    color: rgba(255, 255, 255, 0.5);
}
.mb-4 {
    margin-bottom: 16px;
}
.mb-6 {
    margin-bottom: 24px;
}
.mb-8 {
    margin-bottom: 32px;
}
.mb-10 {
    margin-bottom: 40px;
}
.mt-2 {
    margin-top: 8px;
}
.mt-3 {
    margin-top: 12px;
}
.mt-4 {
    margin-top: 16px;
}
.mt-5 {
    margin-top: 20px;
}
.mt-6 {
    margin-top: 24px;
}
.mt-8 {
    margin-top: 32px;
}
.mt-10 {
    margin-top: 40px;
}
.mt-12 {
    margin-top: 48px;
}
.mt-16 {
    margin-top: 64px;
}
.mt-20 {
    margin-top: 80px;
}
.gap-2 {
    gap: 8px;
}
.gap-3 {
    gap: 12px;
}
.gap-4 {
    gap: 16px;
}
.gap-6 {
    gap: 24px;
}
.gap-8 {
    gap: 32px;
}
.flex {
    display: flex;
}
.flex-col {
    flex-direction: column;
}
.items-center {
    align-items: center;
}
.justify-center {
    justify-content: center;
}
.justify-between {
    justify-content: space-between;
}
.flex-wrap {
    flex-wrap: wrap;
}
.w-full {
    width: 100%;
}
.relative {
    position: relative;
}
.absolute {
    position: absolute;
}
.inset-0 {
    inset: 0;
}
.z-10 {
    z-index: 10;
}
.z-50 {
    z-index: 50;
}
.z-999 {
    z-index: 999;
}
.overflow-hidden {
    overflow: hidden;
}
.rounded-full {
    border-radius: 9999px;
}
.rounded-2xl {
    border-radius: 16px;
}
.rounded-3xl {
    border-radius: 24px;
}
.border {
    border: 1px solid rgba(255, 255, 255, 0.1);
}
.border-t {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.border-b {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.border-cyan-400\/20 {
    border-color: rgba(34, 211, 238, 0.2);
}
.bg-white\/5 {
    background: rgba(255, 255, 255, 0.05);
}
.bg-white\/10 {
    background: rgba(255, 255, 255, 0.1);
}
.bg-\[\#020617\] {
    background: #020617;
}
.bg-\[\#071126\] {
    background: #071126;
}
.bg-slate-950 {
    background: #020617;
}
.bg-slate-900 {
    background: #0f172a;
}
.bg-slate-800 {
    background: #1e293b;
}
.bg-slate-950\/70 {
    background: rgba(2, 6, 23, 0.7);
}
.bg-slate-950\/95 {
    background: rgba(2, 6, 23, 0.95);
}
.bg-cyan-500 {
    background: #06b6d4;
}
.bg-cyan-500\/10 {
    background: rgba(6, 182, 212, 0.1);
}
.bg-green-500 {
    background: #22c55e;
}
.bg-red-600 {
    background: #dc2626;
}
.bg-gradient-to-r {
    background-image: linear-gradient(to right, var(--tw-gradient-stops));
}
.from-cyan-500 {
    --tw-gradient-from: #06b6d4;
    --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(6, 182, 212, 0));
}
.to-blue-600 {
    --tw-gradient-to: #2563eb;
}
.from-cyan-400 {
    --tw-gradient-from: #22d3ee;
    --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(34, 211, 238, 0));
}
.backdrop-blur-xl {
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}
.backdrop-blur-2xl {
    backdrop-filter: blur(32px);
    -webkit-backdrop-filter: blur(32px);
}
.shadow-2xl {
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}
.shadow-cyan-500\/30 {
    box-shadow: 0 0 30px rgba(6, 182, 212, 0.3);
}
.shadow-green-500\/30 {
    box-shadow: 0 0 30px rgba(34, 197, 94, 0.3);
}
.transition-all {
    transition: all 0.3s ease;
}
.duration-300 {
    transition-duration: 300ms;
}
.duration-500 {
    transition-duration: 500ms;
}
.hover\:scale-105:hover {
    transform: scale(1.05);
}
.hover\:scale-110:hover {
    transform: scale(1.1);
}
.hover\:-translate-y-1:hover {
    transform: translateY(-4px);
}
.hover\:-translate-y-2:hover {
    transform: translateY(-8px);
}
.hover\:border-cyan-400\/40:hover {
    border-color: rgba(34, 211, 238, 0.4);
}
.hover\:bg-white\/10:hover {
    background: rgba(255, 255, 255, 0.1);
}
.hover\:bg-cyan-500\/20:hover {
    background: rgba(6, 182, 212, 0.2);
}
.hover\:bg-cyan-400:hover {
    background: #22d3ee;
}
.hover\:bg-green-500\/20:hover {
    background: rgba(34, 197, 94, 0.2);
}
.hover\:bg-red-500:hover {
    background: #ef4444;
}
.hover\:text-cyan-400:hover {
    color: #22d3ee;
}
.hover\:text-cyan-300:hover {
    color: #67e8f9;
}
.disabled\:opacity-50:disabled {
    opacity: 0.5;
}
.tracking-wide {
    letter-spacing: 0.025em;
}
.tracking-\[5px\] {
    letter-spacing: 5px;
}
.tracking-\[6px\] {
    letter-spacing: 6px;
}
.leading-tight {
    line-height: 1.25;
}
.leading-relaxed {
    line-height: 1.625;
}
.resize-none {
    resize: none;
}
.outline-none {
    outline: none;
}
.focus\:border-cyan-400\/40:focus {
    border-color: rgba(34, 211, 238, 0.4);
}
.pointer-events-none {
    pointer-events: none;
}
.opacity-0 {
    opacity: 0;
}
.opacity-60 {
    opacity: 0.6;
}
.opacity-100 {
    opacity: 1;
}
.-translate-y-10 {
    transform: translateY(-40px);
}
.translate-y-0 {
    transform: translateY(0);
}

/* ===== HEADER & NAVBAR ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
}
.header-top {
    background: rgba(2, 6, 23, 0.92);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding: 6px 0;
    font-size: 0.75rem;
    display: none;
}
@media (min-width: 768px) {
    .header-top {
        display: block;
    }
}
.header-top-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}
.header-contact {
    display: flex;
    gap: 24px;
}
.header-contact a {
    color: rgba(255, 255, 255, 0.6);
    transition: color 0.3s ease;
    font-size: 0.8rem;
}
.header-contact a:hover {
    color: #22d3ee;
}
.header-contact a i {
    margin-right: 6px;
    color: #22d3ee;
    font-size: 0.7rem;
}
.header-social {
    display: flex;
    gap: 12px;
}
.header-social a {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.7rem;
    transition: all 0.3s ease;
}
.header-social a:hover {
    background: rgba(34, 211, 238, 0.15);
    border-color: rgba(34, 211, 238, 0.3);
    color: #22d3ee;
    transform: translateY(-2px);
}

.navbar-wrapper {
    top: 0;
    padding-top: 6px;
}
@media (min-width: 768px) {
    .navbar-wrapper {
        top: 40px;
        padding-top: 0;
    }
}
.nav-pill {
    background: rgba(2, 6, 23, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 9999px;
    padding: 8px 20px;
}
.nav-pill.scrolled {
    background: rgba(2, 6, 23, 0.92);
    border-color: rgba(255, 255, 255, 0.08);
}
.nav-cta .btn-proposal i {
    margin-right: 6px;
}
.mobile-menu {
    top: 68px;
}
@media (min-width: 768px) {
    .mobile-menu {
        top: 100px;
    }
}
.hero {
    padding-top: 140px;
}
@media (min-width: 768px) {
    .hero {
        padding-top: 160px;
    }
}

/* ---- Navbar core ---- */
.navbar-wrapper {
    position: fixed;
    top: 16px;
    left: 0;
    width: 100%;
    z-index: 50;
    display: flex;
    justify-content: center;
    transition: all 0.5s ease;
}
.navbar-wrapper.hidden-nav {
    opacity: 0;
    transform: translateY(-40px);
    pointer-events: none;
}
.navbar-wrapper.visible-nav {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}
.nav-pill {
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all 0.3s ease;
    width: 92%;
    max-width: 1200px;
    padding: 12px 24px;
    background: transparent;
    border-radius: 9999px;
}
.nav-pill.scrolled {
    background: rgba(2, 6, 23, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    padding: 12px 24px;
    width: 92%;
    max-width: 1024px;
}
.nav-brand h1 {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.025em;
    color: #fff;
}
.nav-brand .sub {
    font-size: 0.75rem;
    color: rgba(34, 211, 238, 0.7);
    display: none;
}
@media (min-width: 640px) {
    .nav-brand .sub {
        display: block;
    }
}
.nav-links {
    display: none;
    align-items: center;
    gap: 28px;
}
@media (min-width: 768px) {
    .nav-links {
        display: flex;
    }
}
.nav-links a {
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.7);
    transition: color 0.3s ease;
}
.nav-links a:hover {
    color: #67e8f9;
}
.nav-links a.active {
    color: #22d3ee;
}
.nav-cta {
    display: flex;
    align-items: center;
    gap: 16px;
}
.btn-proposal {
    padding: 8px 20px;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(to right, #06b6d4, #2563eb);
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.2);
    transition: all 0.3s ease;
}
.btn-proposal:hover {
    transform: scale(1.05);
}
.btn-hamburger {
    display: block;
    font-size: 1.5rem;
    color: #fff;
    background: none;
    border: none;
}
@media (min-width: 768px) {
    .btn-hamburger {
        display: none;
    }
}
.mobile-menu {
    display: none;
    position: absolute;
    top: 72px;
    width: 92%;
    max-width: 1024px;
    background: rgba(2, 6, 23, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 24px;
    flex-direction: column;
    gap: 20px;
}
.mobile-menu.open {
    display: flex;
}
.mobile-menu a {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.7);
    transition: color 0.3s ease;
}
.mobile-menu a:hover {
    color: #67e8f9;
}
.mobile-menu a.active {
    color: #22d3ee;
}

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 128px 24px 64px;
}
.hero-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0.6;
    pointer-events: none;
}
.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}
.hero-content {
    position: relative;
    z-index: 10;
    max-width: 1024px;
    text-align: center;
}
.hero-badge {
    color: #67e8f9;
    letter-spacing: 6px;
    font-size: 0.875rem;
    margin-bottom: 24px;
}
.hero-title {
    font-size: 2.75rem;
    font-weight: 700;
    line-height: 1.2;
}
@media (min-width: 768px) {
    .hero-title {
        font-size: 4.5rem;
    }
}
.hero-title .typewriter-cursor {
    display: inline-block;
    width: 3px;
    height: 1em;
    background: #22d3ee;
    margin-left: 2px;
    animation: blink 0.7s step-end infinite;
}
@keyframes blink {
    0%,
    100% {
        opacity: 1;
    }
    50% {
        opacity: 0;
    }
}
.hero-sub {
    margin-top: 32px;
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.7);
    max-width: 768px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.625;
}
@media (min-width: 768px) {
    .hero-sub {
        font-size: 1.25rem;
    }
}
.hero-btns {
    margin-top: 40px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
}
.hero-btn-primary {
    padding: 16px 32px;
    border-radius: 9999px;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(to right, #06b6d4, #2563eb);
    transition: all 0.3s ease;
}
.hero-btn-primary:hover {
    transform: scale(1.05);
}
.hero-btn-secondary {
    padding: 16px 32px;
    border-radius: 9999px;
    font-weight: 600;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    transition: all 0.3s ease;
}
.hero-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* ===== SECTION COMMON ===== */
.section {
    padding: 128px 24px;
    background: #020617;
}
.section-alt {
    background: #071126;
}
.section-header {
    text-align: center;
    margin-bottom: 80px;
}
.section-header .badge {
    color: #67e8f9;
    letter-spacing: 5px;
    font-size: 0.875rem;
    margin-bottom: 20px;
}
.section-header h2 {
    font-size: 2.75rem;
    font-weight: 700;
    line-height: 1.2;
}
@media (min-width: 768px) {
    .section-header h2 {
        font-size: 3.75rem;
    }
}
.section-header p {
    margin-top: 32px;
    color: rgba(255, 255, 255, 0.7);
    max-width: 768px;
    margin-left: auto;
    margin-right: auto;
    font-size: 1.125rem;
    line-height: 1.625;
}

/* ===== FOUNDATION ===== */
.foundation-grid {
    display: grid;
    gap: 32px;
}
@media (min-width: 1024px) {
    .foundation-grid {
        grid-template-columns: 1fr 1fr;
    }
}
.foundation-card {
    position: relative;
    overflow: hidden;
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 40px;
    transition: all 0.5s ease;
}
.foundation-card:hover {
    border-color: rgba(34, 211, 238, 0.4);
}
.foundation-card .icon-box {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background: linear-gradient(to bottom right, #22d3ee, #2563eb);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 32px;
}
.foundation-card h3 {
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: 24px;
}
.foundation-card p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.625;
    font-size: 1.125rem;
}
.foundation-card .glow {
    position: absolute;
    width: 160px;
    height: 160px;
    border-radius: 9999px;
    filter: blur(64px);
    pointer-events: none;
}
.foundation-card .glow.top-right {
    top: 0;
    right: 0;
    background: rgba(6, 182, 212, 0.1);
}
.foundation-card .glow.bottom-left {
    bottom: 0;
    left: 0;
    background: rgba(37, 99, 235, 0.1);
}
.values-grid {
    display: grid;
    gap: 24px;
    margin-top: 48px;
}
@media (min-width: 640px) {
    .values-grid {
        grid-template-columns: 1fr 1fr;
    }
}
@media (min-width: 1024px) {
    .values-grid {
        grid-template-columns: 1fr 1fr 1fr;
    }
}
.value-item {
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.05);
    padding: 32px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 16px;
}
.value-item:hover {
    border-color: rgba(34, 211, 238, 0.4);
    transform: translateY(-4px);
}
.value-item .dot {
    width: 16px;
    height: 16px;
    border-radius: 9999px;
    background: #22d3ee;
    flex-shrink: 0;
}
.value-item h4 {
    font-size: 1.25rem;
    font-weight: 600;
}

/* ===== SERVICES ===== */
.services-grid {
    display: grid;
    gap: 32px;
}
@media (min-width: 640px) {
    .services-grid {
        grid-template-columns: 1fr 1fr;
    }
}
@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: 1fr 1fr 1fr;
    }
}
.service-card {
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 32px;
    transition: all 0.3s ease;
}
.service-card:hover {
    border-color: rgba(34, 211, 238, 0.4);
    transform: translateY(-8px);
}
.service-card .icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background: linear-gradient(to bottom right, #22d3ee, #2563eb);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 24px;
}
.service-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 16px;
}
.service-card p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.625;
}

/* ===== TEAM ===== */
.team-section {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 96px 24px;
    text-align: center;
    background: linear-gradient(to bottom, #020617, #0b3a8f);
}
.team-section h2 {
    font-size: 3rem;
    font-weight: 700;
}
.team-section>p {
    margin-top: 24px;
    color: rgba(255, 255, 255, 0.7);
    max-width: 768px;
}
.team-grid {
    margin-top: 64px;
    display: grid;
    gap: 32px;
    width: 100%;
    max-width: 1024px;
}
@media (min-width: 768px) {
    .team-grid {
        grid-template-columns: 1fr 1fr 1fr;
    }
}
.team-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 32px;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    transition: all 0.3s ease;
}
.team-card:hover {
    border-color: rgba(34, 211, 238, 0.4);
}
.team-card .avatar {
    width: 96px;
    height: 96px;
    border-radius: 9999px;
    margin: 0 auto 24px;
    background-size: cover !important;
    background-position: center !important;
}
.team-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
}
.team-card .role {
    margin-top: 8px;
    color: #67e8f9;
    font-weight: 600;
}
.team-card .bio {
    margin-top: 20px;
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.875rem;
    line-height: 1.625;
}
.team-social {
    margin-top: 32px;
    display: flex;
    justify-content: center;
    gap: 16px;
}
.team-social a {
    width: 48px;
    height: 48px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    color: #fff;
}
.team-social a:hover {
    background: rgba(6, 182, 212, 0.2);
    border-color: rgba(34, 211, 238, 0.4);
    transform: scale(1.1);
}

/* ===== CONTACT ===== */
.contact-section {
    padding: 128px 24px;
    background: #020617;
}
.contact-wrapper {
    max-width: 768px;
    margin: 0 auto;
}
.contact-card {
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 32px 40px;
}
@media (min-width: 768px) {
    .contact-card {
        padding: 40px;
    }
}
.contact-card .success-msg {
    border-radius: 16px;
    border: 1px solid rgba(74, 222, 128, 0.2);
    background: rgba(74, 222, 128, 0.1);
    padding: 16px 20px;
    margin-bottom: 24px;
    color: #6ee7b7;
}
.contact-card .error-msg {
    border-radius: 16px;
    border: 1px solid rgba(248, 113, 113, 0.2);
    background: rgba(248, 113, 113, 0.1);
    padding: 16px 20px;
    margin-bottom: 24px;
    color: #fca5a5;
}
.form-group {
    margin-bottom: 24px;
}
.form-group label {
    display: block;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 8px;
}
.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px 20px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    outline: none;
    font: inherit;
    transition: border-color 0.3s ease;
}
.form-group input:focus,
.form-group textarea:focus {
    border-color: rgba(34, 211, 238, 0.4);
}
.form-group textarea {
    resize: none;
    min-height: 150px;
}
.btn-submit {
    width: 100%;
    padding: 16px;
    border-radius: 16px;
    font-weight: 600;
    font-size: 1.125rem;
    color: #fff;
    background: linear-gradient(to right, #06b6d4, #2563eb);
    transition: all 0.3s ease;
}
.btn-submit:hover {
    transform: scale(1.02);
}
.btn-submit:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ===== FOOTER ===== */
.footer {
    background: #020617;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 60px 24px 0;
}
.footer-grid {
    display: grid;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1.5fr;
    }
}
.footer-brand h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 12px;
}
.footer-brand h3 span {
    color: #22d3ee;
}
.footer-brand p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    line-height: 1.7;
    max-width: 320px;
}
.footer-socials {
    display: flex;
    gap: 10px;
    margin-top: 16px;
}
.footer-socials a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.03);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.5);
    transition: all 0.3s ease;
    font-size: 0.9rem;
}
.footer-socials a:hover {
    transform: translateY(-3px);
}
.footer-socials a.linkedin:hover {
    background: rgba(0, 119, 181, 0.2);
    border-color: #0a66c2;
    color: #0a66c2;
}
.footer-socials a.whatsapp:hover {
    background: rgba(37, 211, 102, 0.2);
    border-color: #25d366;
    color: #25d366;
}
.footer-socials a.facebook:hover {
    background: rgba(24, 119, 242, 0.2);
    border-color: #1877f2;
    color: #1877f2;
}
.footer-socials a.youtube:hover {
    background: rgba(255, 0, 0, 0.2);
    border-color: #ff0000;
    color: #ff0000;
}
.footer-socials a.email:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
    color: #fff;
}

.footer-links h4 {
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 16px;
    letter-spacing: 0.5px;
}
.footer-links ul {
    list-style: none;
    padding: 0;
}
.footer-links ul li {
    margin-bottom: 10px;
}
.footer-links ul li a {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
    transition: color 0.3s ease, padding-left 0.3s ease;
    display: inline-block;
}
.footer-links ul li a:hover {
    color: #22d3ee;
    padding-left: 6px;
}

.footer-contact h4 {
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 16px;
    letter-spacing: 0.5px;
}
.footer-contact ul {
    list-style: none;
    padding: 0;
}
.footer-contact ul li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
    margin-bottom: 12px;
    line-height: 1.5;
}
.footer-contact ul li i {
    color: #22d3ee;
    font-size: 0.9rem;
    margin-top: 3px;
    flex-shrink: 0;
}
.footer-contact ul li a {
    color: rgba(255, 255, 255, 0.5);
    transition: color 0.3s ease;
}
.footer-contact ul li a:hover {
    color: #22d3ee;
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 0;
}
.footer-bottom-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.3);
}
@media (min-width: 768px) {
    .footer-bottom-inner {
        flex-direction: row;
        justify-content: space-between;
    }
}
.footer-bottom-inner a {
    color: rgba(255, 255, 255, 0.3);
    transition: color 0.3s ease;
}
.footer-bottom-inner a:hover {
    color: #22d3ee;
}

/* ===== FLOATING WHATSAPP ===== */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 50;
    width: 64px;
    height: 64px;
    border-radius: 9999px;
    background: #22c55e;
    box-shadow: 0 0 30px rgba(34, 197, 94, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    color: #fff;
}
.whatsapp-float:hover {
    transform: scale(1.1);
}
.whatsapp-float svg {
    width: 32px;
    height: 32px;
    fill: #fff;
}

/* ===== CHATBOT ===== */
.chatbot-wrapper {
    position: fixed;
    bottom: 100px;
    right: 24px;
    z-index: 999;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}
.chat-window {
    width: 350px;
    height: 500px;
    border-radius: 24px;
    border: 1px solid rgba(34, 211, 238, 0.2);
    background: rgba(2, 6, 23, 0.95);
    backdrop-filter: blur(32px);
    -webkit-backdrop-filter: blur(32px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    overflow: hidden;
    display: none;
    flex-direction: column;
    margin-bottom: 16px;
}
.chat-window.open {
    display: flex;
}
.chat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(6, 182, 212, 0.1);
    border-radius: 24px 24px 0 0;
}
.chat-header h3 {
    font-weight: 700;
    font-size: 1.125rem;
}
.chat-header p {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.6);
}
.chat-header .close-btn {
    width: 40px;
    height: 40px;
    border-radius: 9999px;
    background: #0f172a;
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    color: #fff;
}
.chat-header .close-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}
.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.chat-msg {
    max-width: 80%;
    padding: 12px 16px;
    border-radius: 16px;
    font-size: 0.875rem;
    word-wrap: break-word;
}
.chat-msg.user {
    align-self: flex-end;
    background: #06b6d4;
    color: #fff;
}
.chat-msg.ai {
    align-self: flex-start;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
}
.chat-input {
    padding: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    gap: 12px;
}
.chat-input input {
    flex: 1;
    padding: 12px 16px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    outline: none;
    font: inherit;
    font-size: 0.875rem;
}
.chat-input input:focus {
    border-color: rgba(34, 211, 238, 0.4);
}
.chat-input button {
    padding: 12px 20px;
    border-radius: 16px;
    background: #06b6d4;
    color: #fff;
    font-weight: 600;
    transition: background 0.3s ease;
}
.chat-input button:hover {
    background: #22d3ee;
}
.chat-toggle {
    width: 64px;
    height: 64px;
    border-radius: 9999px;
    background: linear-gradient(to right, #06b6d4, #2563eb);
    box-shadow: 0 0 30px rgba(6, 182, 212, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    transition: all 0.3s ease;
    color: #fff;
    border: none;
}
.chat-toggle:hover {
    transform: scale(1.1);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 640px) {
    .hero-title {
        font-size: 2rem;
    }
    .section-header h2 {
        font-size: 2rem;
    }
    .team-section h2 {
        font-size: 2rem;
    }
    .chat-window {
        width: 300px;
        height: 420px;
    }
    .admin-content {
        padding: 16px;
    }
    .admin-topbar {
        padding: 0 16px;
    }
    .contact-card {
        padding: 20px;
    }
    .foundation-card {
        padding: 24px;
    }
    .service-card {
        padding: 24px;
    }
    .team-card {
        padding: 24px;
    }
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: #020617;
}
::-webkit-scrollbar-thumb {
    background: #1e293b;
    border-radius: 9999px;
}
::-webkit-scrollbar-thumb:hover {
    background: #334155;
}

/* ===== SPINNER ===== */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-top-color: #fff;
    border-radius: 9999px;
    animation: spin 0.6s linear infinite;
}
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}