:root {
    --primary: #1a1a1a;
    --accent: #0066ff;
    --bg: #fafafa;
    --text: #2a2a2a;
    --text-light: #666;
    --border: #e0e0e0;
    --success: #00cc66;
}

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

body {
    font-family: 'Work Sans', sans-serif;
    background: linear-gradient(135deg, #f8faff 0%, #e0e7ff 100%);
        background-attachment: fixed;
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

/* HEADER & STICKY CTA */
header {
    position: sticky;
    top: 0;
    background: rgba(250, 250, 250, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    padding: 20px 0;
    z-index: 100;
    animation: slideDown 0.6s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
    }

    to {
        transform: translateY(0);
    }
}

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

.logo {
    display: flex;
        align-items: center;
        cursor: default;
    }
    
    .logo img {
        display: block;
        width: auto;
}

.cta-header {
    padding: 10px 24px;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
}

.cta-header:hover {
    background: #0052cc;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 102, 255, 0.3);
}

/* HERO SECTION */
.hero {
    padding: 80px 0 100px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(0, 102, 255, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 720px;
}

.hero h1 {
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 600;
    line-height: 1.15;
    margin-bottom: 24px;
    color: var(--primary);
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-subtitle {
    font-size: clamp(18px, 2.5vw, 22px);
    color: var(--text-light);
    margin-bottom: 40px;
    font-weight: 300;
    line-height: 1.6;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-cta {
    padding: 16px 36px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.hero-cta:hover {
    background: #000;
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

/* SECTION STYLING */
section {
    padding: 60px 0;
    animation: fadeIn 1s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.section-title {
    font-size: clamp(28px, 4vw, 38px);
    font-weight: 600;
    margin-bottom: 32px;
    color: var(--primary);
}

.section-text {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.7;
}

/* PROBLEM SECTION */
.problem {
    background: rgba(255, 255, 255, 0.4);
        backdrop-filter: blur(5px);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin-top: 32px;
}

.problem-item {
    padding: 24px;
    background: var(--bg);
    border-left: 3px solid var(--accent);
    border-radius: 4px;
    transition: transform 0.3s ease;
}

.problem-item:hover {
    transform: translateX(8px);
}

.problem-item strong {
    display: block;
    margin-bottom: 8px;
    color: var(--primary);
    font-weight: 600;
}

/* APPROACH SECTION */
.approach {
    background: transparent;
}

.approach-box {
    background: white;
    padding: 40px;
    border-radius: 12px;
    border: 1px solid var(--border);
    margin-top: 32px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
}

/* SERVICES SECTION */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-top: 40px;
}

.service-card {
    background: white;
    padding: 36px;
    border-radius: 10px;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    position: relative;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--accent);
    border-radius: 10px 10px 0 0;
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.1);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card h3 {
    font-size: 22px;
    margin-bottom: 16px;
    color: var(--primary);
    font-weight: 600;
}

.service-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* RESULTS SECTION */
.results {
    background: var(--primary);
    color: white;
}

.results .section-title {
    color: white;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 28px;
    margin-top: 40px;
}

.result-item {
    padding: 28px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    transition: all 0.3s ease;
}

.result-item:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-4px);
}

.result-item h4 {
    font-size: 18px;
    margin-bottom: 8px;
    font-weight: 600;
}

.result-item p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 15px;
}

/* FILTER SECTION */
.filter {
    background: #fffbf0;
    border-left: 4px solid #ffb800;
}

.filter .section-text {
    color: #664d00;
}

/* FINAL CTA SECTION */
.final-cta {
    padding: 100px 0;
    text-align: center;
    background: transparent;
}

.final-cta h2 {
    font-size: clamp(32px, 4.5vw, 44px);
    margin-bottom: 20px;
    color: var(--primary);
}

.final-cta p {
    font-size: 20px;
    color: var(--text-light);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-btn-primary {
    padding: 18px 40px;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.cta-btn-primary:hover {
    background: #0052cc;
    transform: scale(1.05);
    box-shadow: 0 8px 24px rgba(0, 102, 255, 0.3);
}

.cta-btn-secondary {
    padding: 18px 40px;
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.cta-btn-secondary:hover {
    background: var(--primary);
    color: white;
}

/* MODAL */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 1000;
    animation: fadeIn 0.3s ease;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    padding: 48px;
    border-radius: 16px;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: slideUp 0.4s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 32px;
    cursor: pointer;
    color: var(--text-light);
    transition: color 0.3s ease;
    background: none;
    border: none;
    line-height: 1;
}

.modal-close:hover {
    color: var(--primary);
}

.modal h2 {
    font-size: 32px;
    margin-bottom: 12px;
    color: var(--primary);
}

.modal-subtitle {
    color: var(--text-light);
    margin-bottom: 32px;
    font-size: 16px;
}

.tab-buttons {
    display: flex;
    gap: 12px;
    margin-bottom: 32px;
    border-bottom: 2px solid var(--border);
}

.tab-btn {
    padding: 12px 24px;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    color: var(--text-light);
    transition: all 0.3s ease;
    margin-bottom: -2px;
}

.tab-btn.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

/* FORM */
.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--primary);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 14px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 15px;
    font-family: 'Work Sans', sans-serif;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.submit-btn {
    width: 100%;
    padding: 16px;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    background: #0052cc;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 102, 255, 0.3);
}

.submit-btn:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
}

.form-success {
    display: none;
    text-align: center;
    padding: 40px;
}

.form-success.active {
    display: block;
}

.success-icon {
    font-size: 64px;
    color: var(--success);
    margin-bottom: 20px;
}

.calendar-embed {
    width: 100%;
    min-height: 600px;
}

/* FOOTER */
footer {
    background: var(--primary);
    color: white;
    padding: 60px 0 40px;
    text-align: center;
}

footer .logo {
    color: white;
    font-size: 24px;
    margin-bottom: 16px;
}

footer p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 15px;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .hero {
        padding: 60px 0 80px;
    }

    .services-grid,
    .results-grid {
        grid-template-columns: 1fr;
    }

    .modal-content {
        padding: 32px 24px;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .tab-buttons {
        flex-direction: column;
    }

    .tab-btn {
        border-bottom: none;
        border-left: 3px solid transparent;
        text-align: left;
    }

    .tab-btn.active {
        border-left-color: var(--accent);
        border-bottom-color: transparent;
    }
}