/* Reset and Base Styles - Based on Tailwind */
*,:before,:after {
    box-sizing: border-box;
    border-width: 0;
    border-style: solid;
    border-color: #e5e7eb;
}

:before,:after {
    --tw-content: "";
}

html {
    line-height: 1.5;
    -webkit-text-size-adjust: 100%;
    -moz-tab-size: 4;
    -o-tab-size: 4;
    tab-size: 4;
    font-family: ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
    font-feature-settings: normal;
    font-variation-settings: normal;
    -webkit-tap-highlight-color: transparent;
}

body {
    margin: 0;
    line-height: inherit;
    color: #111827;
    background-color: #ffffff;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

@media (min-width: 480px) {
    .container { max-width: 480px; }
}
@media (min-width: 620px) {
    .container { max-width: 620px; }
}
@media (min-width: 768px) {
    .container { max-width: 768px; }
}
@media (min-width: 1060px) {
    .container { max-width: 1060px; }
}
@media (min-width: 1200px) {
    .container { max-width: 1200px; }
}

/* Header */
.header {
    background: rgba(17, 24, 39, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(5, 150, 105, 0.3);
    color: white;
    padding: 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 50;
    transition: all 0.3s ease;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.logo {
    height: 4rem;
    width: auto;
}

.navigation {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.navigation ul {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
    padding: 0;
}

.navigation a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
}

.navigation a:hover {
    background-color: rgba(5, 150, 105, 0.2);
    color: #bbf7d0;
}


/* Hero Section */
.hero {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    color: white;
    padding: 8rem 0 5rem;
    text-align: center;
}

.hero-content h1 {
    font-size: 3.75rem;
    line-height: 1;
    font-weight: 700;
    margin-bottom: 1.5rem;
    letter-spacing: -0.025em;
}

.hero-subtitle {
    font-size: 1.25rem;
    line-height: 1.75rem;
    margin-bottom: 2rem;
    color: #dcfce7;
    font-weight: 500;
}

.hero-main {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    margin-top: 2rem;
}

.event-details {
    padding: 2rem 4rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 1rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    text-align: center;
    min-width: 400px;
}

.event-details h2 {
    font-size: 2.25rem;
    line-height: 2.5rem;
    margin-bottom: 0.5rem;
    color: #bbf7d0;
    font-weight: 700;
}

.event-details p {
    font-size: 1.125rem;
    line-height: 1.75rem;
    color: #dcfce7;
}

.cta-button {
    background: linear-gradient(45deg, #22c55e, #16a34a);
    color: white;
    padding: 1rem 2.5rem;
    border: none;
    border-radius: 9999px;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    margin-top: 1.5rem;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    background: linear-gradient(45deg, #16a34a, #15803d);
}

/* About Section */
.about {
    padding: 5rem 0;
    background: #f9fafb;
}

.about h2 {
    text-align: center;
    font-size: 2.25rem;
    line-height: 2.5rem;
    margin-bottom: 3rem;
    color: #111827;
    font-weight: 700;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-content p {
    font-size: 1.125rem;
    line-height: 1.75;
    color: #6b7280;
    margin-bottom: 1.5rem;
}

.about-content p:last-child {
    margin-bottom: 0;
}

/* Program Section */
.program {
    padding: 5rem 0;
    background: #f9fafb;
}

.program h2 {
    text-align: center;
    font-size: 2.25rem;
    line-height: 2.5rem;
    margin-bottom: 3rem;
    color: #111827;
    font-weight: 700;
}

.timeline {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    max-width: 48rem;
    margin: 0 auto;
}

.timeline-item {
    display: flex;
    align-items: center;
    padding: 1.5rem;
    background: white;
    border-radius: 0.75rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid #f3f4f6;
}

.timeline-item:hover {
    transform: translateX(0.5rem);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.timeline-item.highlight {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    color: white;
    transform: scale(1.02);
    border-color: #059669;
}

.timeline-item .date {
    font-weight: 700;
    font-size: 1.125rem;
    min-width: 9rem;
    color: #374151;
}

.timeline-item.highlight .date {
    color: #bbf7d0;
}

.timeline-item .event {
    font-size: 1.125rem;
    color: #6b7280;
}

.timeline-item.highlight .event {
    color: white;
}

/* Challenges Section */
.challenges {
    padding: 5rem 0;
    background: white;
}

.challenges h2 {
    text-align: center;
    font-size: 2.25rem;
    line-height: 2.5rem;
    margin-bottom: 3rem;
    color: #111827;
    font-weight: 700;
}

.challenge-grid {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.challenge-card {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    color: white;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.challenge-card:nth-child(2) {
    background: linear-gradient(135deg, #0d9488 0%, #0f766e 100%);
}

.challenge-card:nth-child(3) {
    background: linear-gradient(135deg, #84cc16 0%, #65a30d 100%);
}

.challenge-card:hover {
    transform: translateY(-0.5rem);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.challenge-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.challenge-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.challenge-card p {
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.9);
}

.challenge-card ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.challenge-card li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: rgba(255, 255, 255, 0.9);
}

.challenge-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    font-weight: bold;
    color: #bbf7d0;
}

.challenge-section {
    margin-bottom: 1.5rem;
}

.challenge-section:last-child {
    margin-bottom: 0;
}

.challenge-section h4 {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.challenge-section p {
    margin-bottom: 0;
    line-height: 1.6;
}

/* Participants Section */
.participants {
    padding: 5rem 0;
    background: #f9fafb;
}

.participants h2 {
    text-align: center;
    font-size: 2.25rem;
    line-height: 2.5rem;
    margin-bottom: 3rem;
    color: #111827;
    font-weight: 700;
}

.participant-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.participant-card {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    text-align: center;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid #f3f4f6;
}

.participant-card:hover {
    transform: translateY(-0.5rem);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    border-color: #059669;
}

.participant-card h3 {
    color: #111827;
    margin-bottom: 1rem;
    font-size: 1.25rem;
    font-weight: 600;
}

.participant-card p {
    color: #6b7280;
}

/* Prizes Section */
.prizes {
    padding: 5rem 0;
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    color: white;
}

.prizes h2 {
    text-align: center;
    font-size: 2.25rem;
    line-height: 2.5rem;
    margin-bottom: 3rem;
    font-weight: 700;
}

.prizes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.prize-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 2.5rem 1.5rem;
    border-radius: 1rem;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.prize-card:hover {
    transform: scale(1.05);
    border-color: rgba(255, 255, 255, 0.3);
}

.prize-card.gold {
    border-color: #fbbf24;
}

.prize-card.silver {
    border-color: #d1d5db;
}

.prize-card.bronze {
    border-color: #f59e0b;
}

.prize-number {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.prize-amount {
    font-size: 2.5rem;
    font-weight: 700;
    color: #bbf7d0;
    margin-bottom: 0.5rem;
}

.prize-label {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.8);
}

.additional-benefits {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 1rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.additional-benefits h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    text-align: center;
    font-weight: 600;
}

.additional-benefits ul {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin: 0;
    padding: 0;
}

.additional-benefits li {
    padding: 0.75rem 0;
    padding-left: 2rem;
    position: relative;
    color: rgba(255, 255, 255, 0.9);
}

.additional-benefits li::before {
    content: '★';
    position: absolute;
    left: 0;
    color: #bbf7d0;
    font-size: 1.25rem;
}

/* Evaluation Section */
.evaluation {
    padding: 5rem 0;
    background: white;
}

.evaluation h2 {
    text-align: center;
    font-size: 2.25rem;
    line-height: 2.5rem;
    margin-bottom: 1.5rem;
    color: #111827;
    font-weight: 700;
}

.evaluation-intro {
    text-align: center;
    color: #6b7280;
    font-size: 1.125rem;
    line-height: 1.75;
    margin-bottom: 3rem;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.criteria-subsection {
    margin-top: 3rem;
    padding-top: 3rem;
    border-top: 2px solid #e5e7eb;
}

.criteria-subsection h3 {
    text-align: center;
    font-size: 1.75rem;
    line-height: 2rem;
    margin-bottom: 1rem;
    color: #111827;
    font-weight: 600;
}

.criteria-subsection p {
    text-align: center;
    color: #6b7280;
    font-size: 1.125rem;
    margin-bottom: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.criteria-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.criteria-card {
    background: linear-gradient(135deg, #dcfce7 0%, #bbf7d0 100%);
    padding: 2rem;
    border-radius: 1rem;
    text-align: center;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid #a7f3d0;
}

.criteria-card:hover {
    transform: translateY(-0.5rem);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.criteria-card h4 {
    color: #065f46;
    margin-bottom: 1rem;
    font-size: 1.25rem;
    font-weight: 600;
}

.criteria-card p {
    color: #047857;
    line-height: 1.6;
}

/* Footer */
.footer {
    background: #111827;
    color: white;
    padding: 4rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2.5rem;
    margin-bottom: 2.5rem;
}

.footer-section h3 {
    margin-bottom: 1rem;
    color: #bbf7d0;
    font-weight: 600;
}

.footer-section p {
    margin-bottom: 0.5rem;
    color: #d1d5db;
}

.footer-bottom {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #9ca3af;
}

/* Burger Menu */
.burger-menu {
    display: none;
    flex-direction: column;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 60;
    position: relative;
}

.burger-line {
    width: 1.5rem;
    height: 2px;
    background-color: white;
    margin: 3px 0;
    transition: all 0.3s ease;
    transform-origin: center;
}

.burger-menu.active .burger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.burger-menu.active .burger-line:nth-child(2) {
    opacity: 0;
}

.burger-menu.active .burger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Mobile Navigation */
.navigation {
    position: relative;
}

@media (max-width: 768px) {
    .burger-menu {
        display: flex;
    }
    
    .navigation {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: rgba(17, 24, 39, 0.98);
        backdrop-filter: blur(10px);
        transition: right 0.3s ease;
        z-index: 55;
        padding-top: 5rem;
        border-left: 1px solid rgba(5, 150, 105, 0.3);
    }
    
    .navigation.active {
        right: 0;
    }
    
    .navigation ul {
        flex-direction: column;
        gap: 0;
        padding: 1rem 0;
        margin: 0;
        align-items: flex-end;
    }
    
    .navigation li {
        width: auto;
    }
    
    .navigation a {
        display: block;
        padding: 0.75rem 2rem;
        border-radius: 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        font-size: 1rem;
        transition: all 0.2s ease;
        text-align: right;
        min-width: 160px;
    }
    
    .navigation a:hover {
        background-color: rgba(5, 150, 105, 0.3);
        padding-right: 2.5rem;
    }
}

@media (max-width: 768px) {
    .header {
        padding: 0;
    }
    
    .header .container {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        gap: 1rem;
    }
    
    .logo {
        height: 4rem;
    }
    
    .hero {
        padding: 6rem 0 3rem;
    }
    
    .hero-content h1 {
        font-size: 2rem;
        line-height: 2.25rem;
        margin-bottom: 1rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .hero-main {
        gap: 1.5rem;
    }
    
    .event-details {
        padding: 1.5rem;
        min-width: auto;
        margin: 0 1rem;
    }
    
    .event-details h2 {
        font-size: 1.75rem;
    }
    
    .cta-button {
        padding: 0.875rem 2rem;
        font-size: 1rem;
        width: 100%;
        max-width: 300px;
    }
    
    .timeline-item {
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
        padding: 1.25rem;
    }
    
    .timeline-item .date {
        min-width: auto;
        font-size: 1rem;
    }
    
    .submission-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .participant-grid,
    .prizes-grid,
    .criteria-grid,
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    section {
        padding: 3rem 0;
    }
    
    .about, .program, .challenges, .participants, .prizes, .evaluation, .schedule, .venue, .news {
        padding: 3rem 0;
    }
    
    .about h2, .program h2, .challenges h2, .participants h2, .prizes h2, .evaluation h2, .schedule h2, .venue h2, .news h2 {
        font-size: 1.875rem;
        margin-bottom: 2rem;
    }
    
    .challenge-card {
        padding: 1.5rem;
    }
    
    .challenge-icon {
        font-size: 2.5rem;
    }
    
    .day-schedule {
        padding: 1.5rem;
    }
    
    .venue-info {
        gap: 2rem;
    }
    
    .venue-details, .venue-features {
        padding: 1.5rem;
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Schedule Section */
.schedule {
    padding: 5rem 0;
    background: white;
}

.schedule h2 {
    text-align: center;
    font-size: 2.25rem;
    line-height: 2.5rem;
    margin-bottom: 1rem;
    color: #111827;
    font-weight: 700;
}

.schedule-date {
    text-align: center;
    font-size: 1.25rem;
    color: #6b7280;
    margin-bottom: 3rem;
    font-weight: 500;
}

.schedule-phases {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.phase-block {
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    border-radius: 1rem;
    border: 2px solid #bbf7d0;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
}

.phase-block:hover {
    transform: translateY(-0.25rem);
    box-shadow: 0 8px 12px -3px rgba(0, 0, 0, 0.15);
}

.phase-header {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    color: white;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.phase-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0;
}

.phase-time {
    font-size: 1rem;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.2);
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    backdrop-filter: blur(10px);
}

.phase-activities {
    padding: 1.5rem 2rem;
}

.schedule-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
}

.day-schedule {
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    padding: 2rem;
    border-radius: 1rem;
    border: 2px solid #bbf7d0;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.day-schedule h3 {
    color: #065f46;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
    font-weight: 700;
    padding-bottom: 1rem;
    border-bottom: 2px solid #bbf7d0;
}

.schedule-item {
    display: flex;
    align-items: flex-start;
    padding: 1rem 0;
    border-bottom: 1px solid rgba(187, 247, 208, 0.3);
}

.schedule-item:last-child {
    border-bottom: none;
}

.schedule-item .time {
    font-weight: 700;
    color: #047857;
    min-width: 5rem;
    margin-right: 1rem;
    font-size: 0.875rem;
}

.schedule-item .activity {
    color: #374151;
    line-height: 1.5;
}

/* Venue Section */
.venue {
    padding: 5rem 0;
    background: #f9fafb;
}

.venue h2 {
    text-align: center;
    font-size: 2.25rem;
    line-height: 2.5rem;
    margin-bottom: 3rem;
    color: #111827;
    font-weight: 700;
}

.venue-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
}

.venue-details {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    border: 1px solid #f3f4f6;
}

.venue-details h3 {
    color: #111827;
    font-size: 1.25rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.venue-details p {
    color: #6b7280;
    margin-bottom: 0.5rem;
}

.transport-info {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid #e5e7eb;
}

.transport-info h4 {
    color: #111827;
    margin-bottom: 1rem;
    font-weight: 600;
}

.transport-info ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.transport-info li {
    padding: 0.5rem 0;
    color: #6b7280;
}

.venue-features {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    color: white;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.venue-features h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.venue-features ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.venue-features li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: rgba(255, 255, 255, 0.9);
}

.venue-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #bbf7d0;
    font-weight: bold;
}

/* Submission Types Subsection */
.submission-types-subsection {
    margin-top: 3rem;
    padding-top: 3rem;
    border-top: 2px solid #e5e7eb;
}

.submission-types-subsection h3 {
    text-align: center;
    font-size: 1.75rem;
    line-height: 2rem;
    margin-bottom: 1rem;
    color: #111827;
    font-weight: 600;
}

.submission-types-subsection p {
    text-align: center;
    color: #6b7280;
    font-size: 1.125rem;
    margin-bottom: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.submission-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.submission-card {
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    padding: 1.5rem;
    border-radius: 0.75rem;
    text-align: center;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    border: 2px solid #bbf7d0;
    transition: all 0.3s ease;
}

.submission-card:hover {
    transform: translateY(-0.5rem);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    border-color: #059669;
}

.submission-card h4 {
    color: #065f46;
    margin-bottom: 0.75rem;
    font-size: 1.125rem;
    font-weight: 600;
}

.submission-card p {
    color: #047857;
    line-height: 1.5;
    font-size: 0.875rem;
}

/* Partner Services Section */
.partner-services {
    padding: 5rem 0;
    background: #f9fafb;
}

.partner-services h2 {
    text-align: center;
    font-size: 2.25rem;
    line-height: 2.5rem;
    margin-bottom: 3rem;
    color: #111827;
    font-weight: 700;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 3rem;
}

.service-provider {
    background: white;
    padding: 2.5rem;
    border-radius: 1rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    border: 1px solid #f3f4f6;
    transition: all 0.3s ease;
}

.service-provider:hover {
    transform: translateY(-0.25rem);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.service-provider h3 {
    color: #111827;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.service-provider ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.service-provider li {
    padding: 1rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: #6b7280;
    line-height: 1.6;
    border-bottom: 1px solid #f3f4f6;
}

.service-provider li:last-child {
    border-bottom: none;
}

.service-provider li::before {
    content: '●';
    position: absolute;
    left: 0;
    color: #059669;
    font-size: 1.25rem;
}

.service-provider strong {
    color: #111827;
    font-weight: 600;
}

/* News Section */
.news {
    padding: 5rem 0;
    background: white;
}

.news h2 {
    text-align: center;
    font-size: 2.25rem;
    line-height: 2.5rem;
    margin-bottom: 3rem;
    color: #111827;
    font-weight: 700;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.news-item {
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    border: 1px solid #bbf7d0;
    transition: all 0.3s ease;
}

.news-item:hover {
    transform: translateY(-0.25rem);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.news-date {
    color: #047857;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.news-item h3 {
    color: #065f46;
    font-size: 1.25rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.news-item p {
    color: #374151;
    line-height: 1.6;
}

/* Terms Link */
.terms-link {
    margin-top: 1rem;
}

.terms-link a {
    color: #bbf7d0;
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.15s ease;
}

.terms-link a:hover {
    color: white;
    text-decoration: underline;
}

/* Additional Mobile Responsive Styles */
@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.75rem;
        line-height: 2rem;
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
    }
    
    .event-details {
        margin: 0 0.5rem;
        padding: 1rem;
    }
    
    .event-details h2 {
        font-size: 1.5rem;
    }
    
    .submission-grid {
        grid-template-columns: 1fr;
    }
    
    .challenge-card {
        padding: 1rem;
    }
    
    .about h2, .program h2, .challenges h2, .participants h2, .prizes h2, .evaluation h2, .schedule h2, .venue h2, .news h2 {
        font-size: 1.5rem;
    }
    
    .navigation ul {
        gap: 0.25rem;
        font-size: 0.8rem;
    }
    
    .navigation a {
        padding: 0.4rem 0.6rem;
    }
}

@media (max-width: 768px) {
    .schedule-grid,
    .venue-info,
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .schedule-item {
        flex-direction: column;
        gap: 0.5rem;
        padding: 0.75rem 0;
    }
    
    .schedule-item .time {
        min-width: auto;
        margin-right: 0;
        font-weight: 800;
        font-size: 1rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
    }
}

/* Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(2rem);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content {
    animation: fadeInUp 1s ease-out;
}