/* ===== Sections — Shared ===== */
section {
    min-height: 100vh;
    padding: 6rem 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.section-inner {
    width: 100%;
    max-width: 1120px;
    margin: 0 auto;
}

/* Section headers */
.section-header {
    display: flex;
    align-items: center;
    gap: 3rem;
    margin-bottom: 3.5rem;
}

.section-header-illustration {
    flex-shrink: 0;
    width: 200px;
    height: 200px;
}

.section-header-illustration svg {
    width: 100%;
    height: 100%;
}

.section-header-text {
    text-align: left;
}

.section-header-text .type-overline {
    margin-bottom: 0.75rem;
    display: block;
}

.section-header-text .type-heading-1 {
    margin-bottom: 1rem;
}

.section-header-text .section-description {
    margin: 0;
}

/* ===== Section 1 — Hero ===== */
#section1 {
    background-color: var(--bg-primary);
    justify-content: center;
    padding-top: 7rem;
    padding-bottom: 3rem;
    min-height: 100vh;
}

/* Radial glow behind hero content */
#section1::before {
    content: '';
    position: absolute;
    top: 15%;
    left: 50%;
    transform: translateX(-50%);
    width: 700px;
    height: 500px;
    background: radial-gradient(ellipse, rgba(var(--accent-rgb), 0.08) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

/* Diagonal line pattern — fades out toward bottom */
#section1::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: repeating-linear-gradient(
        -45deg,
        transparent,
        transparent 10px,
        rgba(var(--accent-rgb), 0.06) 10px,
        rgba(var(--accent-rgb), 0.06) 12px
    );
    -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,0.5) 0%, transparent 60%);
    mask-image: linear-gradient(to bottom, rgba(0,0,0,0.5) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    z-index: 1;
}

/* Badge/pill */
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 1rem;
    background: var(--badge-bg);
    border: 1px solid rgba(var(--accent-rgb), 0.15);
    border-radius: 100px;
    font-family: "Poppins", system-ui;
    font-weight: 500;
    font-size: 0.75rem;
    color: var(--accent);
    letter-spacing: 0.03em;
    margin-bottom: 1.5rem;
}

.hero-badge i {
    font-size: 0.875rem;
}

.hero-title {
    margin-bottom: 1.25rem;
    max-width: 720px;
}

.hero-subtitle {
    margin-bottom: 2rem;
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

/* CTA buttons */
.hero-cta {
    display: flex;
    gap: 1rem;
    margin-bottom: 3.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.75rem;
    background: var(--gradient-cta);
    color: #ffffff;
    font-family: "Poppins", system-ui;
    font-weight: 600;
    font-size: 0.9375rem;
    border: none;
    border-radius: 8px;
    text-decoration: none;
    cursor: pointer;
    transition: opacity 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(var(--accent-rgb), 0.3);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.75rem;
    background: transparent;
    color: var(--text-primary);
    font-family: "Poppins", system-ui;
    font-weight: 600;
    font-size: 0.9375rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.btn-secondary:hover {
    background-color: var(--bg-btn-hover);
    border-color: var(--accent);
    transform: translateY(-1px);
}

/* ===== Dashboard Mockup ===== */
.dashboard-mockup {
    width: 100%;
    max-width: 720px;
    margin: 0 auto;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--mockup-border);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08), 0 2px 8px rgba(0, 0, 0, 0.04);
    background-color: var(--mockup-bg);
    opacity: 0;
    transform: translateY(20px);
    animation: hero-fade-in 0.7s ease 0.7s forwards, mockup-float 6s ease-in-out 1.4s infinite;
}

/* Titlebar */
.mockup-titlebar {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    background-color: var(--mockup-titlebar);
    border-bottom: 1px solid var(--mockup-border);
}

.mockup-dots {
    display: flex;
    gap: 6px;
}

.mockup-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.mockup-dot--red { background-color: var(--dot-red); }
.mockup-dot--yellow { background-color: var(--dot-yellow); }
.mockup-dot--green { background-color: var(--dot-green); }

.mockup-titlebar-text {
    margin-left: 1rem;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--mockup-text-muted);
    font-family: "Poppins", system-ui;
}

/* Mockup body layout */
.mockup-body {
    display: flex;
    min-height: 280px;
}

/* Sidebar */
.mockup-sidebar {
    width: 160px;
    flex-shrink: 0;
    background-color: var(--mockup-sidebar);
    border-right: 1px solid var(--mockup-border);
    padding: 1rem 0;
}

.mockup-nav-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    font-size: 0.6875rem;
    color: var(--mockup-text-muted);
    font-family: "Poppins", system-ui;
    font-weight: 500;
    transition: background-color 0.15s ease;
}

.mockup-nav-item--active {
    background-color: rgba(var(--accent-rgb), 0.1);
    color: var(--accent);
}

.mockup-nav-item i {
    font-size: 0.8125rem;
    width: 16px;
    text-align: center;
}

/* Main content area */
.mockup-main {
    flex: 1;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Stat cards row */
.mockup-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
}

.mockup-stat-card {
    background-color: var(--mockup-card-bg);
    border: 1px solid var(--mockup-border);
    border-radius: 8px;
    padding: 0.75rem;
}

.mockup-stat-label {
    font-size: 0.5625rem;
    color: var(--mockup-text-muted);
    font-family: "Poppins", system-ui;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.mockup-stat-value {
    font-size: 1.125rem;
    font-weight: 700;
    font-family: "Poppins", system-ui;
    color: var(--mockup-text);
    margin-bottom: 0.5rem;
}

.mockup-progress-track {
    height: 4px;
    background-color: var(--mockup-bar-track);
    border-radius: 2px;
    overflow: hidden;
}

.mockup-progress-fill {
    height: 100%;
    background-color: var(--mockup-bar-fill);
    border-radius: 2px;
    transition: width 0.4s ease;
}

/* Bar chart */
.mockup-chart {
    background-color: var(--mockup-card-bg);
    border: 1px solid var(--mockup-border);
    border-radius: 8px;
    padding: 0.75rem;
    flex: 1;
}

.mockup-chart-title {
    font-size: 0.625rem;
    color: var(--mockup-text-muted);
    font-family: "Poppins", system-ui;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.75rem;
}

.mockup-bars {
    display: flex;
    align-items: flex-end;
    gap: 6px;
    height: 60px;
}

.mockup-bar {
    flex: 1;
    background-color: var(--mockup-bar-fill);
    border-radius: 3px 3px 0 0;
    opacity: 0.85;
    transition: opacity 0.2s ease;
}

.mockup-bar:nth-child(odd) {
    opacity: 0.6;
}

/* Data table */
.mockup-table {
    background-color: var(--mockup-card-bg);
    border: 1px solid var(--mockup-border);
    border-radius: 8px;
    overflow: hidden;
}

.mockup-table-header {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid var(--mockup-border);
}

.mockup-table-header span {
    font-size: 0.5625rem;
    color: var(--mockup-text-muted);
    font-family: "Poppins", system-ui;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.mockup-table-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 0.5rem;
    padding: 0.4rem 0.75rem;
    border-bottom: 1px solid var(--mockup-border);
}

.mockup-table-row:last-child {
    border-bottom: none;
}

.mockup-table-row:hover {
    background-color: var(--mockup-row-hover);
}

.mockup-table-row span {
    font-size: 0.625rem;
    color: var(--mockup-text);
    font-family: 'Open Sans', sans-serif;
}

.mockup-table-row .status-badge {
    display: inline-block;
    padding: 0.125rem 0.375rem;
    border-radius: 4px;
    font-size: 0.5625rem;
    font-weight: 600;
    font-family: "Poppins", system-ui;
}

.status-badge--active {
    background-color: rgba(29, 168, 124, 0.15);
    color: var(--dot-green);
}

.status-badge--pending {
    background-color: rgba(229, 169, 62, 0.15);
    color: var(--dot-yellow);
}

/* ===== Section 2 — Features ===== */
#section2 {
    background-color: var(--bg-alt);
    min-height: auto;
    padding-top: 5rem;
    padding-bottom: 5rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

/* ===== Section 3 — Platform/Modules ===== */
#section3 {
    background-color: var(--bg-primary);
    min-height: auto;
    padding-top: 5rem;
    padding-bottom: 5rem;
}

.modules-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.modules-grid .module-card {
    flex: 0 1 calc(25% - 0.75rem);
}

/* ===== Section 4 — About/Contact ===== */
#section4 {
    background-color: var(--bg-alt);
    min-height: auto;
    padding-top: 5rem;
    padding-bottom: 5rem;
}

.about-content {
    text-align: center;
    max-width: 680px;
    margin: 0 auto;
}

.about-content .section-description {
    max-width: 680px;
    margin: 0 auto 2rem;
}

/* Tech badges */
.tech-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.625rem;
    margin-bottom: 3rem;
}

.tech-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.375rem 0.875rem;
    background: var(--badge-bg);
    border: 1px solid rgba(var(--accent-rgb), 0.1);
    border-radius: 100px;
    font-family: "Poppins", system-ui;
    font-weight: 500;
    font-size: 0.8125rem;
    color: var(--badge-color);
}

/* ===== Footer ===== */
footer {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2.5rem 2rem;
    gap: 1rem;
    background-color: var(--bg-footer);
}

footer img {
    max-height: 56px;
    width: auto;
}

footer a {
    text-align: center;
}

footer p {
    font-family: "Poppins", system-ui;
    font-weight: 400;
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.6);
    text-align: center;
}

/* ===== Responsive: Tablet (681–1024px) ===== */
@media only screen and (min-width: 681px) and (max-width: 1024px) {
    section {
        padding: 4rem 1.5rem;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .modules-grid .module-card {
        flex: 0 1 calc(33.333% - 0.667rem);
    }

    .dashboard-mockup {
        max-width: 600px;
    }

    .mockup-sidebar {
        width: 130px;
    }
}

/* ===== Responsive: Mobile (≤680px) ===== */
@media only screen and (max-width: 680px) {
    section {
        padding: 3.5rem 1rem;
        min-height: auto;
    }

    #section1 {
        padding-top: 5rem;
        padding-bottom: 2rem;
        min-height: 100vh;
    }

    #section1::before {
        width: 400px;
        height: 300px;
    }

    .hero-title {
        max-width: 100%;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
        width: 100%;
        margin-bottom: 2.5rem;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
        max-width: 300px;
    }

    .dashboard-mockup {
        max-width: 100%;
    }

    .mockup-sidebar {
        display: none;
    }

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

    .mockup-table-header,
    .mockup-table-row {
        grid-template-columns: 2fr 1fr 1fr;
    }

    .mockup-table-header span:last-child,
    .mockup-table-row span:last-child {
        display: none;
    }

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

    .modules-grid .module-card {
        flex: 0 1 100%;
    }

    .section-header {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
        margin-bottom: 2rem;
    }

    .section-header-illustration {
        width: 140px;
        height: 140px;
    }

    .section-header-text {
        text-align: center;
    }

    .section-header-text .section-description {
        margin: 0 auto;
    }

    .tech-badges {
        gap: 0.5rem;
    }

    footer {
        padding: 2rem 1rem;
    }
}