:root {
    /* Brand Colors */
    --primary: #bdf2f0;
    --primary-dark: #a8dfdd;
    --accent: #0f1f2e;
    --accent-light: #1c2f42;
    --text-main: #334155;
    --text-muted: #64748b;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --white: #ffffff;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-main);
    background-color: var(--bg-white);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: 'DM Sans', sans-serif;
    color: var(--accent);
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* --- Header & Nav --- */
header {
    background: var(--bg-white);
    padding: 1.5rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid #e2e8f0;
}

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

.logo {
    display: flex;
    align-items: center;
}

.logo-box {
    background: var(--white);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.logo:hover .logo-box {
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
    transform: translateY(-1px);
}

.logo-img {
    height: 50px;
    width: auto;
    display: block;
    transition: var(--transition);
}

@media (max-width: 768px) {
    .logo-img {
        height: 40px;
    }
}


.logo-text {
    color: var(--accent);
}

.highlight {
    color: var(--accent);
    background: var(--primary);
    padding: 0 4px;
    border-radius: 4px;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-weight: 500;
    color: var(--text-muted);
    transition: var(--transition);
}

.nav-links a:hover, .nav-links a.active {
    color: var(--accent);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--accent);
}

/* Mobile Nav Overlay */
.mobile-overlay {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background: var(--accent);
    z-index: 1001;
    transition: var(--transition);
    padding: 5rem 2rem;
}

.mobile-overlay.active {
    right: 0;
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.mobile-nav-links a {
    color: var(--primary);
    font-size: 1.25rem;
    font-weight: 500;
}

/* --- Common Components --- */
.btn {
    display: inline-block;
    padding: 0.8rem 1.8rem;
    border-radius: 6px;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    text-align: center;
    border: none;
}

.btn-primary {
    background: var(--accent);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--accent-light);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--primary);
    color: var(--accent);
}

.btn-secondary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.btn.full-width {
    width: 100%;
}

.text-highlight {
    color: var(--accent);
    border-bottom: 4px solid var(--primary);
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h1, .section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.1rem;
}

/* --- Animations --- */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Home Page --- */
.hero {
    padding: 8rem 0;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-content {
    max-width: 800px;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
}

.hero-btns {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.problem {
    padding: 6rem 0;
    text-align: center;
    background: var(--bg-light);
    border-radius: 24px;
    margin-bottom: 6rem;
}

.problem-text {
    max-width: 700px;
    margin: 0 auto;
    font-size: 1.2rem;
    color: var(--text-main);
}

.how-it-works {
    padding: 6rem 0;
}

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

.step-card {
    padding: 2rem;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    text-align: center;
    transition: var(--transition);
}

.step-card:hover {
    border-color: var(--primary);
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.step-icon {
    width: 60px;
    height: 60px;
    background: var(--primary);
    color: var(--accent);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.step-card h3 {
    margin-bottom: 1rem;
}

.services-overview {
    padding: 6rem 0;
}

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

.service-card {
    padding: 2rem;
    background: var(--bg-light);
    border-radius: 16px;
    transition: var(--transition);
}

.service-card i {
    color: var(--accent);
    margin-bottom: 1rem;
}

.service-card h3 {
    margin-bottom: 0.5rem;
}

.service-card p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.text-link {
    font-weight: 600;
    color: var(--accent);
    font-size: 0.9rem;
}

.testimonials {
    padding: 6rem 0;
    background: var(--accent);
    color: var(--white);
}

.testimonials .section-header h2 {
    color: var(--white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    padding: 2rem;
    background: rgba(255,255,255,0.05);
    border-radius: 16px;
    border: 1px solid rgba(255,255,255,0.1);
}

.quote {
    font-size: 1.1rem;
    font-style: italic;
    margin-bottom: 1.5rem;
    color: #cbd5e1;
}

.client {
    display: flex;
    flex-direction: column;
}

.client strong {
    font-size: 1rem;
    color: var(--primary);
}

.client span {
    font-size: 0.85rem;
    color: #94a3b8;
}

.cta-banner {
    padding: 6rem 0;
    text-align: center;
    margin-bottom: 6rem;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

/* --- About Page --- */
.about-story {
    padding: 6rem 0;
}

.story-content {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.1rem;
    color: var(--text-main);
}

.story-content p {
    margin-bottom: 1.5rem;
}

.mission {
    padding: 4rem 0;
}

.mission-card {
    background: var(--accent);
    color: var(--white);
    padding: 3rem;
    border-radius: 24px;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.mission-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.mission-header i {
    color: var(--primary);
}

.mission-header h2 {
    color: var(--white);
    font-size: 2rem;
}

.mission-card p {
    font-size: 1.25rem;
    line-height: 1.6;
}

.values {
    padding: 6rem 0;
}

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

.value-card {
    padding: 2rem;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    text-align: center;
}

.value-icon {
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.team {
    padding: 6rem 0;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    justify-items: center;
}

.team-member {
    text-align: center;
}

.avatar {
    width: 100px;
    height: 100px;
    background: var(--accent);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.5rem;
    margin: 0 auto 1rem;
    overflow: hidden;
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* --- Services Page --- */
.services-intro {
    padding: 6rem 0;
    text-align: center;
}

.services-intro .section-header h1 {
    font-size: 3rem;
}

.services-detailed {
    padding: 0 0 6rem 0;
}

.detailed-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
}

.detailed-card {
    padding: 2.5rem;
    border: 1px solid #e2e8f0;
    border-radius: 20px;
    background: var(--bg-white);
    transition: var(--transition);
}

.detailed-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.card-header i {
    color: var(--accent);
}

.card-header h3 {
    font-size: 1.5rem;
}

.detailed-card p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.deliverables {
    margin-top: 1rem;
}

.deliverables li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
    color: var(--text-main);
    font-size: 0.95rem;
}

.deliverables i {
    color: var(--primary-dark);
    width: 18px;
    height: 18px;
}

/* --- Contact Page --- */
.contact-container {
    padding: 6rem 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
}

.contact-info h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.info-details {
    margin-top: 3rem;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.info-item i {
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: var(--accent);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.info-item strong {
    display: block;
    font-size: 1rem;
    color: var(--accent);
}

.info-item p {
    color: var(--text-muted);
}

.contact-form-wrapper {
    background: var(--bg-light);
    padding: 3rem;
    border-radius: 24px;
    border: 1px solid #e2e8f0;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 500;
    color: var(--accent);
    font-size: 0.9rem;
}

.form-group input, .form-group textarea {
    padding: 0.8rem;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(15, 31, 46, 0.1);
}

.form-feedback {
    margin-top: 1.5rem;
    padding: 1rem;
    background: #dcfce7;
    color: #166534;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 1rem;
    font-weight: 500;
}

.hidden {
    display: none;
}

/* --- Footer --- */
footer {
    background: var(--accent);
    color: var(--white);
    padding: 4rem 0 2rem 0;
    margin-top: 6rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-about {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-about p {
    color: #94a3b8;
    max-width: 300px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-links a {
    color: #94a3b8;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary);
}

.footer-social a {
    color: var(--white);
    background: rgba(255,255,255,0.1);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}

.footer-social a svg,
.footer-social a i {
    width: 20px;
    height: 20px;
    font-size: 20px;
}

.footer-social a:hover {
    color: var(--primary);
    background: rgba(255,255,255,0.2);
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 2rem;
    color: #64748b;
    font-size: 0.9rem;
}

/* --- Responsive --- */
@media (max-width: 992px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .mobile-menu-toggle {
        display: block;
    }

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

    .section-header h1, .section-header h2 {
        font-size: 2rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-about {
        text-align: center;
        align-items: center;
    }
}