:root {
    /* =========================================================
       D-TECH LIBERIA — BRAND COLORS
       ========================================================= */

    --black: #000000;
    --black-soft: #0b0b0b;
    --black-light: #161616;

    --yellow: #FFD400;
    --yellow-dark: #E6B800;
    --yellow-light: #FFE766;
    --light-yellow: #FFF9D6;

    --ink: #111111;
    --muted: #666666;

    --white: #FFFFFF;
    --light: #F7F7F7;
    --light-gray: #F1F1F1;

    --border: #E5E5E5;
    --border-dark: #2A2A2A;

    /* Functional colors */
    --success: #198754;
    --danger: #dc3545;
    --warning: #FFD400;

    /* Shadows */
    --shadow-sm: 0 5px 20px rgba(0, 0, 0, .06);
    --shadow-md: 0 12px 40px rgba(0, 0, 0, .08);
    --shadow-lg: 0 25px 70px rgba(0, 0, 0, .15);
}


/* =========================================================
   GLOBAL
   ========================================================= */

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont,
        "Segoe UI", sans-serif;

    color: var(--ink);
    background: var(--white);

    line-height: 1.6;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
}

a {
    transition: all .25s ease;
}

button,
.btn {
    transition: all .25s ease;
}

.fw-800 {
    font-weight: 800;
}


/* =========================================================
   TYPOGRAPHY
   ========================================================= */

h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--ink);
    font-weight: 700;
}

.display-3 {
    letter-spacing: -.045em;
    font-weight: 800;
}

.section-title {
    font-weight: 800;
    letter-spacing: -.035em;
    font-size: clamp(2rem, 4vw, 3.1rem);
    margin: .7rem 0 1.2rem;
}

.section-subtitle {
    color: var(--muted);
    max-width: 720px;
}

.text-primary {
    color: var(--yellow) !important;
}

.text-dark {
    color: var(--black) !important;
}

.text-muted {
    color: var(--muted) !important;
}


/* =========================================================
   HEADER / NAVIGATION
   ========================================================= */

.site-header {
    background: var(--black);
    position: relative;
    z-index: 1000;
}

.navbar {
    padding: 18px 0;
}

.navbar-brand {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--white) !important;
    display: flex;
    align-items: center;
}

.brand-mark {
    display: inline-grid;
    place-items: center;

    width: 36px;
    height: 36px;

    background: var(--yellow);
    color: var(--black);

    border-radius: 10px;
    margin-right: 9px;

    font-weight: 900;
}

.brand-muted {
    color: #bdbdbd;
}

.nav-link {
    color: #ffffff !important;
    font-weight: 500;
    padding: 9px 13px !important;
    position: relative;
}

.nav-link::after {
    content: "";
    position: absolute;
    left: 13px;
    right: 13px;
    bottom: 3px;

    height: 2px;
    background: var(--yellow);

    transform: scaleX(0);
    transform-origin: center;

    transition: transform .25s ease;
}

.nav-link:hover,
.nav-link:focus {
    color: var(--yellow) !important;
}

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


/* =========================================================
   BUTTONS
   ========================================================= */

.btn-primary {
    background: var(--yellow);
    border-color: var(--yellow);
    color: var(--black);

    font-weight: 700;
    padding: 11px 22px;
    border-radius: 10px;
}

.btn-primary:hover,
.btn-primary:focus {
    background: var(--yellow-dark);
    border-color: var(--yellow-dark);
    color: var(--black);

    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(255, 212, 0, .25);
}

.btn-dark {
    background: var(--black);
    border-color: var(--black);
    color: var(--white);
}

.btn-dark:hover {
    background: var(--black-light);
    border-color: var(--black-light);
    color: var(--yellow);
}

.btn-outline-dark {
    border: 2px solid var(--black);
    color: var(--black);
    font-weight: 700;
}

.btn-outline-dark:hover {
    background: var(--black);
    color: var(--yellow);
}

.btn-outline-light {
    border: 2px solid rgba(255, 255, 255, .7);
    color: var(--white);
}

.btn-outline-light:hover {
    background: var(--yellow);
    border-color: var(--yellow);
    color: var(--black);
}


/* =========================================================
   HERO
   ========================================================= */

.hero {
    position: relative;

    background:
        radial-gradient(circle at 85% 20%,
            rgba(255, 212, 0, .18),
            transparent 35%),
        radial-gradient(circle at 15% 90%,
            rgba(255, 212, 0, .08),
            transparent 30%),
        linear-gradient(135deg,
            #000000 0%,
            #0b0b0b 55%,
            #161616 100%);

    color: var(--white);
    overflow: hidden;
}

.hero::before {
    content: "";

    position: absolute;
    width: 450px;
    height: 450px;

    border-radius: 50%;

    border: 1px solid rgba(255, 212, 0, .12);

    right: -180px;
    top: -180px;
}

.hero::after {
    content: "";

    position: absolute;
    width: 280px;
    height: 280px;

    border-radius: 50%;

    border: 1px solid rgba(255, 212, 0, .08);

    left: -140px;
    bottom: -140px;
}

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

.hero h1 {
    color: var(--white);
}

.hero h1 strong,
.hero h1 .highlight {
    color: var(--yellow);
}

.hero p {
    color: #d0d0d0;
}


/* =========================================================
   EYEBROW
   ========================================================= */

.eyebrow {
    font-size: .76rem;
    letter-spacing: .14em;
    font-weight: 800;

    color: var(--yellow);

    text-transform: uppercase;
}

.eyebrow.dark {
    color: var(--black);
}


/* =========================================================
   HERO DASHBOARD PANEL
   ========================================================= */

.hero-panel {
    background: rgba(255, 255, 255, .055);

    border: 1px solid rgba(255, 255, 255, .13);

    border-radius: 28px;

    padding: 18px;

    box-shadow:
        0 30px 80px rgba(0, 0, 0, .45);

    backdrop-filter: blur(10px);
}

.hero-panel-top {
    display: flex;
    gap: 6px;
    margin-bottom: 20px;
}

.hero-panel-top span {
    width: 8px;
    height: 8px;

    border-radius: 50%;

    background: #555;
}

.hero-panel-top span:first-child {
    background: var(--yellow);
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.dash-card {
    min-height: 110px;

    border-radius: 18px;

    background: rgba(255, 255, 255, .075);

    border: 1px solid rgba(255, 255, 255, .07);

    padding: 20px;

    display: flex;
    flex-direction: column;
    justify-content: flex-end;

    transition: .25s ease;
}

.dash-card:hover {
    background: rgba(255, 212, 0, .09);
    border-color: rgba(255, 212, 0, .3);
    transform: translateY(-3px);
}

.dash-card.big {
    grid-column: span 2;
    min-height: 150px;
}

.dash-card i {
    font-size: 1.7rem;

    color: var(--yellow);

    margin-bottom: auto;
}

.dash-card small {
    color: #bdbdbd;
}


/* =========================================================
   SECTIONS
   ========================================================= */

.section {
    padding: 90px 0;
}

.section-light {
    background: var(--light);
}

.section-dark {
    background: var(--black);
    color: var(--white);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4,
.section-dark h5,
.section-dark h6 {
    color: var(--white);
}


/* =========================================================
   SERVICE CLOUD
   ========================================================= */

.service-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.pill {
    background: var(--white);

    border: 1px solid var(--border);

    padding: 14px 17px;

    border-radius: 999px;

    box-shadow: var(--shadow-sm);

    font-weight: 600;

    transition: .25s ease;
}

.pill:hover {
    border-color: var(--yellow);
    background: var(--light-yellow);
    transform: translateY(-2px);
}

.pill i {
    color: var(--black);
    margin-right: 8px;
}

.pill:hover i {
    color: var(--yellow-dark);
}


/* =========================================================
   CARDS
   ========================================================= */

.card-modern,
.module-card,
.module-detail,
.form-card,
.stat-card {
    background: var(--white);

    border: 1px solid var(--border);

    border-radius: 22px;

    padding: 28px;

    box-shadow: var(--shadow-md);

    transition:
        transform .25s ease,
        box-shadow .25s ease,
        border-color .25s ease;
}

.card-modern:hover,
.module-detail:hover,
.stat-card:hover {
    transform: translateY(-4px);

    border-color: rgba(255, 212, 0, .7);

    box-shadow: var(--shadow-lg);
}


/* =========================================================
   ICON BOX
   ========================================================= */

.icon-box {
    width: 52px;
    height: 52px;

    display: grid;
    place-items: center;

    border-radius: 15px;

    background: var(--light-yellow);

    color: var(--black);

    border: 1px solid rgba(255, 212, 0, .4);

    font-size: 1.35rem;

    margin-bottom: 20px;
}

.icon-box:hover {
    background: var(--yellow);
}


/* =========================================================
   iCAMPUS SECTION
   ========================================================= */

.icampus-section {
    background:
        radial-gradient(circle at 80% 30%,
            rgba(255, 212, 0, .13),
            transparent 35%),
        linear-gradient(135deg,
            #000000,
            #111111);

    color: var(--white);
}

.icampus-section h1,
.icampus-section h2,
.icampus-section h3,
.icampus-section h4,
.icampus-section h5 {
    color: var(--white);
}

.icampus-section p {
    color: #d0d0d0;
}

.text-primary-light {
    color: var(--yellow);
}


/* =========================================================
   iCAMPUS MOCK DASHBOARD
   ========================================================= */

.mock-dashboard {
    background: var(--white);

    border-radius: 24px;

    padding: 18px;

    color: var(--ink);

    box-shadow:
        0 30px 70px rgba(0, 0, 0, .4);
}

.mock-header {
    font-weight: 800;

    padding: 8px 4px 20px;

    display: flex;
    justify-content: space-between;
}

.mock-header span {
    font-size: .65rem;
    color: #9a9a9a;
}

.mock-stats {
    display: grid;

    grid-template-columns: repeat(3, 1fr);

    gap: 10px;
}

.mock-stats div {
    background: var(--light);

    border-radius: 14px;

    padding: 15px;

    border: 1px solid var(--border);
}

.mock-stats small {
    display: block;
    color: var(--muted);
}

.mock-stats strong {
    font-size: 1.3rem;
}

.mock-chart {
    height: 150px;

    border-radius: 16px;

    margin-top: 12px;

    background:
        linear-gradient(165deg,
            var(--light-yellow) 0%,
            #fff 55%);

    position: relative;
    overflow: hidden;
}

.mock-chart:after {
    content: "";

    position: absolute;

    left: 8%;
    right: 8%;
    bottom: 25%;

    height: 3px;

    background: var(--yellow-dark);

    transform: skewY(-9deg);

    box-shadow:
        50px -20px 0 var(--yellow-dark),
        100px -5px 0 var(--yellow-dark),
        150px -35px 0 var(--yellow-dark);
}


/* =========================================================
   MODULE CARDS
   ========================================================= */

.module-card {
    transition:
        transform .25s ease,
        box-shadow .25s ease,
        border-color .25s ease;
}

.module-card:hover {
    transform: translateY(-5px);

    border-color: var(--yellow);

    box-shadow:
        0 18px 45px rgba(0, 0, 0, .12);
}

.module-card i {
    font-size: 1.8rem;
    color: var(--black);
    margin-bottom: 15px;
}

.module-card:hover i {
    color: var(--yellow-dark);
}


/* =========================================================
   CLIENTS
   ========================================================= */

.client-placeholder,
.empty-state {
    border: 1px dashed #cfcfcf;

    border-radius: 16px;

    padding: 28px;

    text-align: center;

    background: var(--white);

    transition: .25s ease;
}

.client-placeholder:hover {
    border-color: var(--yellow-dark);

    background: var(--light-yellow);
}

.client-placeholder strong,
.client-placeholder small {
    display: block;
}

.client-placeholder small {
    color: var(--muted);
    margin-top: 5px;
}


/* =========================================================
   CLIENT LOGOS
   ========================================================= */

.client-logo {
    width: 100%;
    height: 90px;

    object-fit: contain;

    margin-bottom: 20px;
}

.client-logo-placeholder {
    height: 90px;

    display: grid;
    place-items: center;

    background: var(--light);

    border-radius: 16px;

    font-size: 2rem;

    color: #888;

    margin-bottom: 20px;

    border: 1px solid var(--border);
}


/* =========================================================
   CTA SECTION
   ========================================================= */

.cta-section {
    background:
        radial-gradient(circle at 85% 20%,
            rgba(0, 0, 0, .12),
            transparent 35%),
        var(--yellow);

    color: var(--black);

    padding: 75px 0;
}

.cta-section h1,
.cta-section h2,
.cta-section h3,
.cta-section h4 {
    color: var(--black);
}

.cta-section .btn-primary {
    background: var(--black);
    border-color: var(--black);
    color: var(--yellow);
}

.cta-section .btn-primary:hover {
    background: #222;
    border-color: #222;
}


/* =========================================================
   CHECK LIST
   ========================================================= */

.check-list {
    list-style: none;
    padding: 0;
}

.check-list li {
    margin: 14px 0;
}

.check-list li:before {
    content: "✓";

    display: inline-grid;
    place-items: center;

    width: 26px;
    height: 26px;

    background: var(--yellow);

    color: var(--black);

    border-radius: 50%;

    margin-right: 10px;

    font-weight: 800;
}


/* =========================================================
   SOLUTION CARD
   ========================================================= */

.solution-card {
    background:
        radial-gradient(circle at 85% 15%,
            rgba(255, 212, 0, .15),
            transparent 35%),
        linear-gradient(135deg,
            #000000,
            #151515);

    color: var(--white);

    padding: 40px;

    border-radius: 28px;

    border: 1px solid rgba(255, 212, 0, .2);
}

.solution-card h1,
.solution-card h2,
.solution-card h3,
.solution-card h4 {
    color: var(--white);
}


/* =========================================================
   WORKFLOW
   ========================================================= */

.workflow {
    display: flex;

    flex-wrap: wrap;

    justify-content: center;

    gap: 12px;
}

.workflow-step {
    display: flex;

    align-items: center;

    gap: 10px;

    border: 1px solid var(--border);

    border-radius: 999px;

    padding: 10px 18px;

    background: var(--white);

    transition: .25s ease;
}

.workflow-step:hover {
    border-color: var(--yellow);
    background: var(--light-yellow);
    transform: translateY(-2px);
}

.workflow-step span {
    display: grid;

    place-items: center;

    width: 28px;
    height: 28px;

    border-radius: 50%;

    background: var(--yellow);

    color: var(--black);

    font-size: .75rem;

    font-weight: 800;
}


/* =========================================================
   PROCESS BOX
   ========================================================= */

.process-box {
    background: var(--black);

    color: var(--white);

    border-radius: 25px;

    padding: 28px;

    border: 1px solid var(--border-dark);
}

.process-box h1,
.process-box h2,
.process-box h3,
.process-box h4 {
    color: var(--white);
}

.process-box div {
    display: flex;

    justify-content: space-between;

    padding: 15px 0;

    border-bottom: 1px solid rgba(255, 255, 255, .12);
}

.process-box div:last-child {
    border-bottom: none;
}

.icon-large {
    font-size: 2rem;

    color: var(--yellow);

    margin-bottom: 18px;
}


/* =========================================================
   CONTACT
   ========================================================= */

.contact-item {
    display: flex;

    gap: 15px;

    margin: 25px 0;
}

.contact-item i {
    font-size: 1.3rem;

    color: var(--yellow-dark);

    min-width: 25px;
}

.contact-item p {
    color: var(--muted);

    margin: .25rem 0;
}


/* =========================================================
   FORMS
   ========================================================= */

.form-control,
.form-select {
    padding: 13px 15px;

    border-radius: 12px;

    border-color: #d5d5d5;

    color: var(--ink);

    background: var(--white);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--yellow-dark);

    box-shadow:
        0 0 0 .2rem rgba(255, 212, 0, .18);
}

.form-control::placeholder {
    color: #999;
}

.form-card label {
    font-size: .86rem;

    font-weight: 700;

    margin-bottom: 7px;
}

.form-check-input:checked {
    background-color: var(--black);
    border-color: var(--black);
}

.form-check-input:focus {
    border-color: var(--yellow-dark);

    box-shadow:
        0 0 0 .2rem rgba(255, 212, 0, .18);
}


/* =========================================================
   MAP
   ========================================================= */

.map-wrap {
    background: var(--light);

    padding: 70px 0;
}

.map-box {
    border-radius: 25px;

    overflow: hidden;

    background: #dedede;

    min-height: 300px;

    border: 1px solid var(--border);
}

.map-box iframe {
    width: 100%;
    min-height: 350px;
    border: 0;
}

.map-fallback {
    min-height: 300px;

    display: grid;

    place-content: center;

    text-align: center;

    color: var(--muted);
}

.map-fallback i {
    font-size: 3rem;

    color: var(--yellow-dark);
}


/* =========================================================
   FOOTER
   ========================================================= */

.footer {
    background:
        linear-gradient(135deg,
            #000000,
            #101010);

    color: var(--white);

    border-top: 3px solid var(--yellow);
}

.footer h6 {
    color: var(--yellow);

    margin-bottom: 15px;

    font-weight: 800;
}

.footer p {
    color: #bdbdbd;
}

.footer a {
    display: block;

    color: #bdbdbd;

    text-decoration: none;

    margin: 8px 0;
}

.footer a:hover {
    color: var(--yellow);

    transform: translateX(3px);
}

.footer .brand-mark {
    background: var(--yellow);

    color: var(--black);
}


/* =========================================================
   PORTFOLIO
   ========================================================= */

.portfolio-placeholder {
    height: 210px;

    border-radius: 16px;

    background:
        linear-gradient(135deg,
            var(--light-yellow),
            #fff);

    display: grid;

    place-items: center;

    color: var(--black);

    font-size: 3rem;

    border: 1px solid var(--border);
}

.portfolio-placeholder i {
    color: var(--yellow-dark);
}

.portfolio-image {
    width: 100%;

    height: 210px;

    object-fit: cover;

    border-radius: 16px;
}


/* =========================================================
   STAT CARDS
   ========================================================= */

.stat-card small {
    display: block;

    color: var(--muted);
}

.stat-card strong {
    font-size: 2rem;

    display: block;

    margin-top: 8px;

    color: var(--black);
}


/* =========================================================
   CHECK OPTIONS
   ========================================================= */

.check-option {
    display: block;

    padding: 12px;

    border: 1px solid var(--border);

    border-radius: 12px;

    background: #fcfcfc;

    transition: .2s ease;
}

.check-option:hover {
    border-color: var(--yellow);

    background: var(--light-yellow);
}


/* =========================================================
   BADGES
   ========================================================= */

.badge.bg-primary {
    background: var(--yellow) !important;

    color: var(--black) !important;
}

.badge.bg-dark {
    background: var(--black) !important;
}

.badge-dtech {
    background: var(--yellow);

    color: var(--black);

    font-weight: 800;

    padding: 7px 12px;

    border-radius: 50px;
}


/* =========================================================
   YELLOW DIVIDERS / ACCENTS
   ========================================================= */

.yellow-line {
    width: 55px;

    height: 4px;

    background: var(--yellow);

    border-radius: 10px;

    margin: 15px 0;
}

.yellow-border {
    border-left: 4px solid var(--yellow);
}


/* =========================================================
   DARK PRODUCT FEATURES
   ========================================================= */

.feature-dark {
    background: var(--black);

    color: var(--white);

    border-radius: 20px;

    padding: 28px;

    border: 1px solid #222;

    transition: .25s ease;
}

.feature-dark:hover {
    border-color: var(--yellow);

    transform: translateY(-4px);
}

.feature-dark h3,
.feature-dark h4 {
    color: var(--white);
}

.feature-dark i {
    color: var(--yellow);

    font-size: 1.8rem;

    margin-bottom: 15px;
}

.feature-dark p {
    color: #bdbdbd;
}


/* =========================================================
   SCROLL / SELECTION
   ========================================================= */

::selection {
    background: var(--yellow);

    color: var(--black);
}


/* =========================================================
   FOCUS ACCESSIBILITY
   ========================================================= */

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 3px solid rgba(255, 212, 0, .6);

    outline-offset: 3px;
}


/* =========================================================
   RESPONSIVE — TABLET
   ========================================================= */

@media (max-width: 991px) {

    .navbar {
        padding: 14px 0;
    }

    .navbar-collapse {
        background: var(--black);

        padding: 15px;

        border-radius: 12px;

        margin-top: 12px;
    }

    .nav-link {
        padding: 11px !important;
    }

    .nav-link::after {
        display: none;
    }

    .hero {
        text-align: center;
    }

    .hero-panel {
        margin-top: 30px;
    }
}


/* =========================================================
   RESPONSIVE — MOBILE
   ========================================================= */

@media (max-width: 767px) {

    .section {
        padding: 65px 0;
    }

    .display-3 {
        font-size: 2.5rem;

        letter-spacing: -.035em;
    }

    .hero {
        padding-top: 30px;
        padding-bottom: 50px;
    }

    .hero-panel {
        margin-top: 10px;

        padding: 12px;

        border-radius: 20px;
    }

    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .dash-card.big {
        grid-column: span 1;
    }

    .mock-stats {
        grid-template-columns: 1fr;
    }

    .workflow {
        justify-content: flex-start;
    }

    .workflow-step {
        width: 100%;

        border-radius: 14px;
    }

    .solution-card {
        padding: 28px;

        border-radius: 22px;
    }

    .cta-section {
        padding: 55px 0;
    }

    .footer {
        text-align: left;
    }

    .map-box iframe {
        min-height: 280px;
    }
}


/* =========================================================
   SMALL MOBILE
   ========================================================= */

@media (max-width: 480px) {

    .display-3 {
        font-size: 2.15rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .card-modern,
    .module-card,
    .module-detail,
    .form-card,
    .stat-card {
        padding: 22px;
    }

    .hero-panel {
        border-radius: 18px;
    }

    .mock-dashboard {
        border-radius: 18px;
        padding: 12px;
    }
}