:root {
    --primary: #0f766e !important;
    --primary-dark: #115e59 !important;
    --primary-light: #5eead4 !important;
    --success: #16a34a !important;
    --danger: #dc2626 !important;
    --warning: #d97706 !important;
    --info: #0284c7 !important;
    --dark-bg: #07111f !important;
    --dark-surface: #101c2d !important;
    --dark-surface-light: #17263a !important;
    --dark-border: #26364b !important;
    --dark-text: #f8fafc !important;
    --dark-text-secondary: #a9b7c9 !important;
    --gradient-primary: linear-gradient(135deg, #0f766e, #0369a1) !important;
    --gradient-success: linear-gradient(135deg, #15803d, #0f766e) !important;
    --gradient-danger: linear-gradient(135deg, #dc2626, #b91c1c) !important;
    --gradient-warning: linear-gradient(135deg, #d97706, #b45309) !important;
    --gradient-info: linear-gradient(135deg, #0284c7, #0369a1) !important;
    --shadow-lg: 0 24px 60px rgba(0, 0, 0, .28) !important;
}

html { color-scheme: dark; scroll-behavior: smooth; }
body {
    background: #07111f !important;
    color: var(--dark-text) !important;
    font-family: "Plus Jakarta Sans", Arial, sans-serif !important;
    -webkit-font-smoothing: antialiased;
}
body::before {
    background: radial-gradient(circle at 15% 0%, rgba(15,118,110,.16), transparent 38%),
                radial-gradient(circle at 90% 20%, rgba(3,105,161,.12), transparent 35%) !important;
    animation: none !important;
}

/* The interface uses clear text labels instead of decorative iconography. */
i[class*="fa-"], .logo-icon, .stat-icon, .status-icon, .duplicate-icon,
.rejected-icon, .approved-icon, .error-icon, .guideline-icon, .meta-icon,
.mobile-icon { display: none !important; }

.app-wrapper, .app-container { width: min(100%, 1400px); }
.app-wrapper { max-width: 1180px !important; }
.portal-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) minmax(280px, .7fr);
    align-items: end;
    gap: clamp(32px, 6vw, 80px);
    margin: 42px 0 32px;
    padding: clamp(34px, 6vw, 72px);
    border: 1px solid var(--dark-border);
    border-radius: 22px;
    background: linear-gradient(135deg, rgba(16,35,55,.98), rgba(10,24,40,.98));
    box-shadow: 0 28px 70px rgba(0,0,0,.22);
    overflow: hidden;
    position: relative;
}
.portal-hero::after {
    content: "";
    position: absolute;
    width: 320px;
    height: 320px;
    right: -160px;
    top: -190px;
    border: 70px solid rgba(45,212,191,.08);
    border-radius: 50%;
    pointer-events: none;
}
.portal-hero .page-header { margin: 0 !important; max-width: 680px; text-align: left !important; position: relative; z-index: 1; }
.hero-kicker, .form-step {
    display: block;
    color: #5eead4;
    font-size: .72rem;
    font-weight: 800;
    line-height: 1;
    letter-spacing: .14em;
    text-transform: uppercase;
    margin-bottom: 18px;
}
.portal-hero .page-header h1 {
    font-size: clamp(2.35rem, 5.4vw, 4.6rem) !important;
    line-height: .98;
    max-width: 10ch;
    margin: 0 !important;
}
.portal-hero .page-header p { margin: 22px 0 0; font-size: 1.05rem; }
.portal-hero .stats-grid {
    width: 100%;
    max-width: none !important;
    margin: 0 !important;
    grid-template-columns: 1fr !important;
    gap: 10px !important;
    position: relative;
    z-index: 1;
}
.stat-card {
    min-height: 88px;
    padding: 18px 20px !important;
    border-radius: 12px !important;
    justify-content: flex-start;
    text-align: left;
    background: rgba(7,17,31,.62) !important;
}
.portal-hero .stat-info { display: flex; align-items: center; justify-content: space-between; width: 100%; gap: 18px; }
.portal-hero .stat-info h3 { order: 2; font-size: 1.9rem !important; margin: 0 !important; }
.portal-hero .stat-info p { margin: 0 !important; }
.feedback-card, .form-card { max-width: 980px; margin-left: auto !important; margin-right: auto !important; }
.section-heading {
    margin-top: 42px !important;
    margin-bottom: 16px !important;
    display: flex;
    align-items: end;
    justify-content: space-between;
}
.section-heading h2 { margin: 0 !important; font-size: 1.35rem !important; }
.feedback-card { margin-bottom: 36px !important; }
.form-card { border-radius: 18px !important; overflow: hidden; background: #101c2d !important; }
.form-header {
    padding: 34px 38px 30px !important;
    background: #132238 !important;
    border-bottom: 1px solid var(--dark-border) !important;
}
.form-header .form-step { margin-bottom: 12px; }
.form-header h3 { font-size: clamp(1.65rem,3vw,2.2rem) !important; letter-spacing: -.03em; margin-bottom: 8px !important; }
.form-header p { margin: 0 !important; }
.form-body { padding: 38px !important; }
.form-grid { gap: 26px 28px !important; }
.btn-submit { width: auto !important; min-width: 240px; padding-left: 28px !important; padding-right: 28px !important; }
.main-header, .top-nav, .header-section, .content-section, .project-card,
.feedback-card, .form-card, .stat-card, .search-section, .modal-content {
    border-color: var(--dark-border) !important;
    box-shadow: 0 12px 35px rgba(0,0,0,.16) !important;
}
.main-header, .top-nav {
    border-radius: 16px !important;
    background: rgba(16, 28, 45, .94) !important;
    backdrop-filter: blur(14px);
}
.logo-text, .page-header h1, .header-left h1 {
    background: none !important;
    color: #f8fafc !important;
    -webkit-text-fill-color: #f8fafc !important;
    letter-spacing: -.035em;
}
.nav-link.active, .btn-primary, button[type="submit"], .submit-btn {
    background: var(--gradient-primary) !important;
    box-shadow: 0 8px 22px rgba(15,118,110,.22) !important;
}
.btn, button, a { transition: color .2s ease, background .2s ease, border-color .2s ease, transform .2s ease !important; }
.btn:hover, button:hover { transform: translateY(-1px); }

input, textarea, select, .form-control, .form-select {
    min-height: 48px;
    border: 1px solid #33465e !important;
    border-radius: 10px !important;
    background: #0b1727 !important;
    color: #f8fafc !important;
    font-size: 16px !important;
}
textarea { min-height: 150px; resize: vertical; }
input:focus, textarea:focus, select:focus, .form-control:focus, .form-select:focus {
    border-color: #2dd4bf !important;
    box-shadow: 0 0 0 3px rgba(45,212,191,.14) !important;
    outline: 0;
}
label, .form-label { color: #dbe7f3 !important; }

/* Feedback, alerts and dialogs */
.alert, .feedback-card, .success-card, .failure-card, .duplicate-card,
.rejected-card, .error-card, .mobile-message {
    border-radius: 14px !important;
    border-width: 1px !important;
    box-shadow: 0 18px 45px rgba(0,0,0,.2) !important;
}
.modal { padding: 16px !important; }
.modal-dialog { width: min(100%, 620px); margin: 1.75rem auto !important; }
.modal-content { background: #101c2d !important; border-radius: 18px !important; overflow: hidden; }
.modal-header, .modal-footer { padding: 20px 24px !important; border-color: var(--dark-border) !important; }
.modal-body { padding: 24px !important; }
.btn-close { filter: invert(1) grayscale(1); box-shadow: none !important; }

/* Approved projects: compact catalogue layout */
.header-section { padding: 8px 0 0; }
.header-top { padding-bottom: 22px; border-bottom: 1px solid var(--dark-border); }
.header-left h1 { max-width: 16ch; line-height: 1.05; }
.course-bar, .filter-bar {
    background: rgba(16,28,45,.78) !important;
    border: 1px solid var(--dark-border) !important;
    border-radius: 14px !important;
    box-shadow: none !important;
}
.course-bar { padding: 20px !important; }
.course-title { margin-bottom: 12px !important; color: #f8fafc !important; }
.course-buttons { display: grid !important; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 8px !important; }
.course-btn {
    min-height: 70px;
    border: 1px solid var(--dark-border) !important;
    border-left-width: 1px !important;
    border-radius: 10px !important;
    background: #0b1727 !important;
}
.course-btn.active { background: var(--gradient-primary) !important; border-color: transparent !important; }
.filter-bar { padding: 18px 20px !important; }
.projects-grid { grid-template-columns: repeat(2,minmax(0,1fr)) !important; gap: 18px !important; }
.project-card {
    border-radius: 14px !important;
    background: #101c2d !important;
    overflow: hidden;
}
.project-card:hover { transform: translateY(-2px) !important; border-color: #3b526d !important; }
.project-card .card-header, .project-card .card-body, .project-card .card-footer { padding-left: 22px !important; padding-right: 22px !important; }
.project-card .card-footer { border-color: var(--dark-border) !important; }

/* Project detail: strong reading hierarchy */
.top-nav { margin-bottom: 22px !important; }
.project-card > .project-header {
    background: linear-gradient(145deg, #10243a, #0d1b2d) !important;
    padding: clamp(28px,5vw,56px) !important;
}
.project-card > .project-content { padding: clamp(22px,4vw,44px) !important; }
.project-header h1 { max-width: 22ch; line-height: 1.08 !important; }
.header-meta { gap: 10px !important; }
.meta-item { background: rgba(7,17,31,.48); border: 1px solid var(--dark-border); border-radius: 10px; padding: 12px 14px; }
.score-section, .info-card, .text-section, .hosting-section-web, .mobile-section {
    border-radius: 14px !important;
    border: 1px solid var(--dark-border) !important;
}
.abstract-box, .feedback-box { font-size: 1rem !important; line-height: 1.8 !important; }

@media (max-width: 900px) {
    body { padding: 20px 16px !important; }
    .app-wrapper { padding: 0 !important; }
    .main-header, .top-nav, .header-top { align-items: flex-start !important; }
    .main-header, .top-nav { padding: 16px !important; }
    .stats-grid { grid-template-columns: repeat(2, minmax(0,1fr)) !important; }
    .projects-grid, .details-grid { grid-template-columns: 1fr !important; }
    .portal-hero { grid-template-columns: 1fr; gap: 32px; padding: 42px; }
    .portal-hero .stats-grid { grid-template-columns: repeat(2,minmax(0,1fr)) !important; }
    .portal-hero .stat-info { display: block; }
    .portal-hero .stat-info h3 { margin-bottom: 4px !important; }
    .course-buttons { grid-template-columns: repeat(2,minmax(0,1fr)) !important; }
    .projects-grid { grid-template-columns: 1fr !important; }
}

@media (max-width: 640px) {
    body { padding: 12px !important; }
    .main-header, .top-nav, .header-top { flex-direction: column !important; width: 100%; gap: 14px !important; }
    .nav-links, .header-right { width: 100%; display: grid !important; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 6px !important; }
    .nav-link, .header-right .btn { justify-content: center; padding: 10px 8px !important; text-align: center; font-size: .82rem !important; }
    .page-header { margin: 26px 0 22px !important; text-align: left !important; }
    .page-header h1, .header-left h1 { font-size: clamp(1.7rem, 9vw, 2.25rem) !important; }
    .stats-grid { grid-template-columns: 1fr !important; gap: 12px !important; }
    .stat-card { padding: 18px !important; }
    .form-card, .feedback-card, .project-card, .content-section, .search-section { padding: 18px !important; border-radius: 14px !important; }
    .form-row, .form-grid { grid-template-columns: 1fr !important; gap: 0 !important; }
    .modal { padding: 8px !important; }
    .modal-header, .modal-footer, .modal-body { padding: 18px !important; }
    .modal-footer { flex-direction: column; }
    .modal-footer .btn { width: 100%; }
    .portal-hero { margin: 24px 0; padding: 28px 22px; border-radius: 16px; gap: 26px; }
    .portal-hero .page-header h1 { font-size: clamp(2.2rem,13vw,3.5rem) !important; }
    .portal-hero .page-header p { margin-top: 16px; }
    .portal-hero .stats-grid { grid-template-columns: repeat(2,minmax(0,1fr)) !important; }
    .stat-card { min-height: 82px; padding: 15px !important; }
    .form-header, .form-body { padding: 22px !important; }
    .form-grid { gap: 0 !important; }
    .btn-submit { width: 100% !important; min-width: 0; }
    .course-buttons { grid-template-columns: 1fr !important; }
    .filter-row, .filter-left, .filter-right { align-items: stretch !important; }
    .filter-right { display: grid !important; grid-template-columns: 1fr !important; width: 100%; }
    .search-box, .filter-select, .search-btn { width: 100% !important; }
    .project-card > .project-header, .project-card > .project-content { padding: 20px !important; }
    .header-meta { display: grid !important; grid-template-columns: 1fr !important; }

    /* Approved projects mobile experience */
    .approved-page { padding: 0 !important; }
    .approved-page .app-container { width: 100%; padding: 18px 14px 28px; overflow: hidden; }
    .approved-page .header-section { padding: 8px 0 0; margin-bottom: 22px; }
    .approved-page .header-top { gap: 20px !important; padding-bottom: 22px; }
    .approved-page .header-left h1 { font-size: 2rem !important; margin-bottom: 8px !important; }
    .approved-page .header-left p { font-size: .9rem !important; line-height: 1.55; }
    .approved-page .header-right {
        grid-template-columns: 1fr 1fr !important;
        gap: 8px !important;
    }
    .approved-page .header-right a {
        min-height: 44px;
        width: 100% !important;
        padding: 10px 12px !important;
        border-radius: 9px !important;
        justify-content: center;
        text-align: center;
        font-size: .8rem !important;
    }
    .approved-page .stats-grid {
        grid-template-columns: repeat(2,minmax(0,1fr)) !important;
        gap: 8px !important;
        margin: 0 !important;
    }
    .approved-page .stat-card {
        min-height: 82px;
        padding: 14px !important;
        align-items: flex-start;
        justify-content: center;
        text-align: left;
        border-radius: 10px !important;
    }
    .approved-page .stat-value { font-size: 1.45rem !important; line-height: 1.1; }
    .approved-page .stat-label { font-size: .72rem !important; margin-top: 6px; }
    .approved-page .course-bar {
        margin-left: -14px;
        margin-right: -14px;
        padding: 18px 0 !important;
        border-left: 0 !important;
        border-right: 0 !important;
        border-radius: 0 !important;
    }
    .approved-page .course-title { padding: 0 14px; margin-bottom: 12px !important; font-size: .8rem !important; }
    .approved-page .course-buttons {
        display: flex !important;
        flex-wrap: nowrap;
        gap: 8px !important;
        overflow-x: auto;
        padding: 0 14px 4px;
        scroll-snap-type: x proximity;
        scrollbar-width: none;
    }
    .approved-page .course-buttons::-webkit-scrollbar { display: none; }
    .approved-page .course-btn {
        flex: 0 0 auto;
        width: auto !important;
        min-height: 44px;
        padding: 10px 14px !important;
        scroll-snap-align: start;
        white-space: nowrap;
    }
    .approved-page .course-count { display: none; }
    .approved-page .filter-bar { padding: 16px !important; margin-top: 14px; }
    .approved-page .filter-left { display: grid !important; grid-template-columns: 1fr auto; gap: 8px !important; }
    .approved-page .filter-left h2 { font-size: 1.15rem !important; }
    .approved-page .project-count { align-self: center; justify-self: end; }
    .approved-page .course-info { margin: 0 !important; justify-self: start; }
    .approved-page .clear-filters { justify-self: end; }
    .approved-page .filter-right { gap: 8px !important; margin-top: 14px; }
    .approved-page .search-box input,
    .approved-page .filter-select,
    .approved-page .search-btn { min-height: 46px !important; }
    .approved-page .projects-grid { gap: 14px !important; margin-top: 18px; }
    .approved-page .project-card {
        padding: 0 !important;
        border-radius: 12px !important;
        box-shadow: 0 12px 30px rgba(0,0,0,.18) !important;
    }
    .approved-page .project-card .card-header,
    .approved-page .project-card .card-body,
    .approved-page .project-card .card-footer { padding-left: 18px !important; padding-right: 18px !important; }
    .approved-page .project-card .card-header { padding-top: 19px !important; padding-bottom: 16px !important; }
    .approved-page .project-card .card-header h3 { font-size: 1.08rem !important; line-height: 1.4; }
    .approved-page .card-meta { gap: 6px 12px !important; flex-wrap: wrap; font-size: .72rem !important; }
    .approved-page .project-card .card-body { padding-top: 16px !important; padding-bottom: 18px !important; }
    .approved-page .info-row { padding: 9px 0 !important; gap: 14px; align-items: flex-start; }
    .approved-page .info-label { flex: 0 0 82px; font-size: .72rem !important; }
    .approved-page .info-value { min-width: 0; text-align: right; overflow-wrap: anywhere; }
    .approved-page .score-container { padding: 14px !important; margin-top: 14px !important; }
    .approved-page .url-section { padding: 12px !important; }
    .approved-page .url-value { overflow: hidden; }
    .approved-page .url-value a { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
    .approved-page .feedback-preview { font-size: .78rem !important; line-height: 1.55; }
    .approved-page .project-card .card-footer {
        display: grid !important;
        grid-template-columns: 1fr 1fr;
        gap: 8px !important;
        padding-top: 14px !important;
        padding-bottom: 14px !important;
    }
    .approved-page .card-footer a { width: 100% !important; min-height: 42px; justify-content: center; text-align: center; padding: 10px !important; }
    .approved-page .footer { margin-top: 28px !important; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation: none !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }
}