* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* ===== COLOR VARIABLES ===== */
:root {
    --teal: #00BCD4;
    --navy: #1F4788;
    --green: #2E7D32;
    --light-gray: #f5f5f5;
    --white: #ffffff;
    --text-dark: #333;
    --text-gray: #666;
}

/* ===== GENERAL STYLES ===== */
body {
    font-family: 'Roboto', 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', 'Montserrat', sans-serif;
    font-weight: 700;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; margin-bottom: 40px; }
h3 { font-size: 1.3rem; }
h4 { font-size: 1.1rem; }

a {
    color: var(--navy);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--teal);
}

/* ===== NAVIGATION ===== */
.navbar {
    background: var(--white);
    border-bottom: 1px solid #eee;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 40px;
}

.nav-brand h2 {
    color: var(--navy);
    margin: 0;
    font-size: 1.5rem;
}

.nav-menu {
    list-style: none;
    display: flex;
    gap: 30px;
}

.nav-menu a {
    color: var(--text-gray);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--teal);
}

/* ===== HERO SECTION ===== */
.hero {
    background: linear-gradient(135deg, var(--navy) 0%, #163a6f 100%);
    color: var(--white);
    padding: 120px 40px;
    text-align: center;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 1.8rem;
    margin-bottom: 15px;
    font-weight: 300;
}

.hero-tagline {
    font-size: 1.1rem;
    color: var(--teal);
    margin-bottom: 40px;
    font-style: italic;
}

.hero-secondary {
    padding: 80px 40px;
}

.hero-secondary h1 {
    font-size: 2.5rem;
}

/* ===== CTA BUTTON ===== */
.cta-button {
    display: inline-block;
    background: var(--teal);
    color: var(--white);
    padding: 12px 30px;
    border-radius: 4px;
    font-weight: 600;
    transition: background 0.3s ease;
    border: none;
    cursor: pointer;
    text-decoration: none;
}

.cta-button:hover {
    background: #00a8c8;
    color: var(--white);
}

.cta-button-large {
    padding: 15px 40px;
    font-size: 1.1rem;
}

/* ===== SECTIONS ===== */
section {
    padding: 80px 0;
}

section:nth-child(even) {
    background: var(--light-gray);
}

/* ===== OVERVIEW ===== */
.overview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 50px;
}

.overview-box {
    padding: 40px;
    border-radius: 8px;
}

.overview-box.problem {
    background: #fafafa;
}

.overview-box.solution {
    background: #f0f8f5;
}

.overview-box h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--navy);
}

.overview-box p {
    margin-bottom: 15px;
    line-height: 1.8;
    color: var(--text-gray);
}

.solution-highlight {
    background: var(--white);
    border-left: 4px solid var(--green);
    padding: 20px;
    margin-top: 20px;
    font-weight: 600;
    color: var(--green);
    line-height: 1.8;
}

/* ===== PHASES GRID ===== */
.phases-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    margin-top: 50px;
}

.phase-card {
    background: var(--white);
    padding: 40px 25px;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.phase-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.phase-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--teal);
    margin-bottom: 15px;
}

.phase-card h3 {
    color: var(--navy);
    margin-bottom: 10px;
}

.phase-hours {
    color: var(--teal);
    font-weight: 600;
    margin-bottom: 15px;
}

.phase-card p {
    font-size: 0.95rem;
    color: var(--text-gray);
    line-height: 1.6;
}

/* ===== DELIVERABLES ===== */
.deliverables-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 25px;
    margin-top: 50px;
}

.deliverable {
    background: var(--white);
    padding: 30px 20px;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.deliverable-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.deliverable h4 {
    color: var(--navy);
    margin-bottom: 10px;
}

.deliverable p {
    font-size: 0.9rem;
    color: var(--text-gray);
    line-height: 1.6;
}

/* ===== FORMAT GRID ===== */
.format-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 50px;
}

.format-box {
    background: var(--white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.format-box h3 {
    color: var(--navy);
    margin-top: 20px;
    margin-bottom: 10px;
}

.format-box h3:first-child {
    margin-top: 0;
}

.format-box p {
    color: var(--text-gray);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 15px;
}

/* ===== AUDIENCE GRID ===== */
.audience-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin-top: 50px;
}

.audience-item {
    background: var(--white);
    padding: 25px;
    border-radius: 8px;
    border-left: 4px solid var(--teal);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.audience-item strong {
    color: var(--navy);
    display: block;
    margin-bottom: 10px;
}

.audience-item p {
    color: var(--text-gray);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ===== ABOUT PAGE ===== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-top: 50px;
    align-items: start;
}

.about-text h3 {
    color: var(--navy);
    margin-top: 30px;
    margin-bottom: 15px;
}

.about-text h3:first-child {
    margin-top: 0;
}

.about-text p {
    color: var(--text-gray);
    margin-bottom: 15px;
    line-height: 1.8;
}

.about-values {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.value-box {
    background: var(--white);
    padding: 20px;
    border-radius: 6px;
    border-left: 4px solid var(--teal);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.value-box h4 {
    color: var(--navy);
    margin-bottom: 8px;
}

.value-box p {
    color: var(--text-gray);
    font-size: 0.9rem;
    margin: 0;
}

/* ===== CREDENTIALS ===== */
.credentials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.cred-box {
    background: var(--white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.cred-box h3 {
    color: var(--navy);
    margin-bottom: 15px;
}

.cred-box p {
    color: var(--text-gray);
    line-height: 1.7;
}

/* ===== CURRICULUM ===== */
.curriculum {
    margin-top: 50px;
}

.phase-detail {
    margin-bottom: 50px;
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.phase-header {
    padding: 30px;
    color: var(--white);
}

.phase-1-header { background: #64B5F6; }
.phase-2-header { background: #42A5F5; }
.phase-3-header { background: #2196F3; }
.phase-4-header { background: var(--green); }

.phase-header h3 {
    color: var(--white);
    margin: 0 0 10px 0;
}

.phase-header p {
    color: rgba(255,255,255,0.9);
    margin: 0;
}

.sessions-list {
    padding: 30px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.session {
    background: var(--light-gray);
    padding: 20px;
    border-radius: 6px;
    border-left: 3px solid var(--teal);
}

.session h4 {
    color: var(--navy);
    margin-bottom: 10px;
}

.session p {
    color: var(--text-gray);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ===== FAQ ===== */
.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    margin-bottom: 20px;
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 1px 4px rgba(0,0,0,0.1);
}

.faq-question {
    background: #f9f9f9;
    padding: 20px;
    cursor: pointer;
    font-weight: 600;
    color: var(--navy);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s ease;
}

.faq-question:hover {
    background: var(--light-gray);
}

.faq-icon {
    font-size: 1.5rem;
    font-weight: 700;
}

.faq-answer {
    padding: 20px;
    color: var(--text-gray);
    line-height: 1.7;
    border-top: 1px solid #eee;
    display: none;
}

.faq-answer.active {
    display: block;
}

/* ===== CONTACT FORM ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-top: 50px;
}

.contact-form-box {
    background: var(--white);
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.contact-form-box h2 {
    margin-top: 0;
}

.form-group {
    margin-bottom: 25px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--navy);
}

input[type="text"],
input[type="email"],
input[type="tel"],
select,
textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: inherit;
    font-size: 0.95rem;
    transition: border 0.3s ease;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--teal);
    box-shadow: 0 0 0 3px rgba(0, 188, 212, 0.1);
}

.radio-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.radio-group label {
    display: flex;
    align-items: center;
    margin-bottom: 0;
}

.radio-group input[type="radio"] {
    width: auto;
    margin-right: 10px;
}

.contact-info-box {
    background: var(--light-gray);
    padding: 40px;
    border-radius: 8px;
}

.contact-info-box h2 {
    margin-top: 0;
}

.contact-info-box h3 {
    color: var(--navy);
    margin-top: 30px;
    margin-bottom: 15px;
}

.info-item h4 {
    color: var(--navy);
    margin-bottom: 10px;
}

.info-item p {
    color: var(--text-gray);
    margin-bottom: 15px;
}

.info-item a {
    color: var(--teal);
    font-weight: 600;
}

.contact-info-box ul {
    color: var(--text-gray);
}

/* ===== CTA FINAL ===== */
.cta-final {
    background: linear-gradient(135deg, var(--navy) 0%, #163a6f 100%);
    color: var(--white);
    padding: 60px 40px;
}

.cta-box {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.cta-box h2 {
    color: var(--white);
    margin-bottom: 20px;
}

.cta-box p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    color: rgba(255,255,255,0.9);
}

/* ===== FOOTER ===== */
footer {
    background: var(--navy);
    color: var(--white);
    padding: 40px;
    text-align: center;
    border-top: 3px solid var(--teal);
}

footer p {
    margin: 10px 0;
    line-height: 1.6;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }

    .navbar .container {
        flex-direction: column;
        gap: 20px;
        padding: 15px 20px;
    }

    .nav-menu {
        gap: 15px;
        font-size: 0.9rem;
    }

    .hero {
        padding: 60px 20px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.3rem;
    }

    .overview-grid,
    .format-grid,
    .contact-grid,
    .about-grid {
        grid-template-columns: 1fr;
    }

    .phases-grid,
    .deliverables-grid,
    .audience-grid,
    .credentials-grid {
        grid-template-columns: 1fr;
    }

    .sessions-list {
        grid-template-columns: 1fr;
    }

    h2 {
        font-size: 1.5rem;
        margin-bottom: 30px;
    }

    section {
        padding: 50px 0;
    }

    .hero-secondary {
        padding: 50px 20px;
    }
}

@media print {
    body {
        background: var(--white);
    }

    section {
        page-break-inside: avoid;
    }

    .navbar {
        display: none;
    }
}