/* ===== RESET & BASE ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #0d9488;
    --primary-dark: #0f766e;
    --primary-light: #14b8a6;
    --dark: #0f172a;
    --dark-lighter: #1e293b;
    --gray: #64748b;
    --gray-light: #f1f5f9;
    --white: #ffffff;
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: #334155;
    line-height: 1.7;
    background: var(--white);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--dark);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.5rem); }
h4 { font-size: 1.125rem; }

p {
    margin-bottom: 1rem;
    color: #475569;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-align: center;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(13, 148, 136, 0.35);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-outline:hover {
    background: var(--white);
    color: var(--dark);
}

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

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

/* ===== HEADER / NAVBAR ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: transparent;
    transition: var(--transition);
    padding: 15px 0;
}

.header.scrolled {
    background: rgba(15, 23, 42, 0.97);
    backdrop-filter: blur(10px);
    padding: 10px 0;
    box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: -0.5px;
}

.logo-text span {
    color: var(--primary-light);
}

.logo-sub {
    font-size: 0.7rem;
    color: rgba(255,255,255,0.7);
    text-transform: uppercase;
    letter-spacing: 2px;
    display: block;
    margin-top: -4px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 8px;
    align-items: center;
}

.nav-links a {
    color: rgba(255,255,255,0.85);
    font-weight: 500;
    font-size: 0.9rem;
    padding: 8px 16px;
    border-radius: 6px;
    transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--white);
    background: rgba(255,255,255,0.1);
}

.nav-links .btn-primary {
    color: var(--white);
    padding: 10px 24px;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
    z-index: 1001;
}

.hamburger span {
    width: 28px;
    height: 3px;
    background: var(--white);
    border-radius: 3px;
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: url('../img/hero-bg.jpg') center/cover no-repeat;
    z-index: -2;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(15,23,42,0.75) 0%, rgba(15,23,42,0.6) 50%, rgba(15,23,42,0.85) 100%);
    z-index: -1;
}

.hero-content {
    max-width: 850px;
    padding: 0 20px;
}

.hero h1 {
    color: var(--white);
    margin-bottom: 24px;
    font-size: clamp(2.2rem, 5.5vw, 3.8rem);
    text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.hero h1 em {
    font-style: normal;
    color: var(--primary-light);
}

.hero p {
    color: rgba(255,255,255,0.9);
    font-size: clamp(1rem, 2vw, 1.25rem);
    margin-bottom: 40px;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}

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

.hero-badge {
    display: inline-block;
    background: rgba(13, 148, 136, 0.2);
    border: 1px solid rgba(13, 148, 136, 0.4);
    color: var(--primary-light);
    padding: 6px 18px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 20px;
}

/* ===== SECTION COMMON ===== */
.section {
    padding: 100px 0;
}

.section-dark {
    background: var(--dark);
    color: var(--white);
}

.section-dark h2,
.section-dark h3,
.section-dark h4 {
    color: var(--white);
}

.section-dark p {
    color: rgba(255,255,255,0.8);
}

.section-gray {
    background: var(--gray-light);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-header .label {
    display: inline-block;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.section-header h2 {
    margin-bottom: 16px;
}

.section-header p {
    font-size: 1.1rem;
}

/* ===== PROBLEMS SECTION ===== */
.problems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.problem-card {
    background: var(--white);
    border-radius: 16px;
    padding: 36px 28px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid #e2e8f0;
}

.problem-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.problem-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, rgba(13,148,136,0.1), rgba(13,148,136,0.05));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.problem-card h4 {
    margin-bottom: 12px;
}

.problem-card p {
    font-size: 0.95rem;
}

/* ===== SERVICES SECTION ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid #e2e8f0;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.service-card-img {
    height: 220px;
    overflow: hidden;
}

.service-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.service-card:hover .service-card-img img {
    transform: scale(1.08);
}

.service-card-body {
    padding: 28px;
}

.service-card-body h3 {
    margin-bottom: 12px;
    color: var(--dark);
}

.service-card-body p {
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.service-card-body .btn {
    padding: 10px 24px;
    font-size: 0.9rem;
}

/* ===== LEVELS / TIERS ===== */
.levels-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.level-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 16px;
    padding: 40px 32px;
    text-align: center;
    transition: var(--transition);
    position: relative;
}

.level-card.featured {
    border-color: var(--primary);
    background: rgba(13, 148, 136, 0.08);
}

.level-card.featured::before {
    content: 'REKOMENDOWANE';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: var(--white);
    padding: 4px 20px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.level-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary);
}

.level-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.level-card h3 {
    margin-bottom: 8px;
}

.level-card .level-desc {
    color: rgba(255,255,255,0.6);
    margin-bottom: 24px;
    font-size: 0.95rem;
}

.level-features {
    list-style: none;
    text-align: left;
    margin-bottom: 30px;
}

.level-features li {
    padding: 8px 0;
    color: rgba(255,255,255,0.85);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.level-features li::before {
    content: '✓';
    color: var(--primary-light);
    font-weight: 700;
    flex-shrink: 0;
}

/* ===== ABOUT SECTION ===== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-img {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

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

.about-content h2 {
    margin-bottom: 20px;
}

.about-content p {
    margin-bottom: 16px;
    font-size: 1.05rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.stat {
    text-align: center;
    padding: 20px;
    background: var(--gray-light);
    border-radius: 12px;
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
    display: block;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--gray);
    margin-top: 4px;
}

/* ===== PROCESS SECTION ===== */
.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    position: relative;
}

.process-step {
    text-align: center;
    position: relative;
}

.process-step-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--primary);
    box-shadow: var(--shadow);
}

.process-step-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.process-step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.process-step h4 {
    margin-bottom: 8px;
}

.process-step p {
    font-size: 0.9rem;
}

/* ===== WHY US ===== */
.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.why-card {
    padding: 32px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 16px;
    transition: var(--transition);
}

.why-card:hover {
    border-color: var(--primary);
    background: rgba(13, 148, 136, 0.05);
}

.why-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.why-card h4 {
    margin-bottom: 10px;
}

/* ===== CTA SECTION ===== */
.cta-section {
    position: relative;
    padding: 100px 0;
    text-align: center;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
    background: url('../img/cta-bg.jpg') center/cover no-repeat;
    z-index: -2;
}

.cta-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(13,148,136,0.9), rgba(15,23,42,0.9));
    z-index: -1;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

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

.cta-content p {
    color: rgba(255,255,255,0.9);
    font-size: 1.15rem;
    margin-bottom: 36px;
}

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

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

.contact-info-list {
    list-style: none;
    margin-top: 30px;
}

.contact-info-list li {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px 0;
    border-bottom: 1px solid #e2e8f0;
}

.contact-info-list li:last-child {
    border-bottom: none;
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: rgba(13, 148, 136, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
    color: var(--primary);
}

.contact-detail h4 {
    margin-bottom: 4px;
}

.contact-detail p {
    margin: 0;
    color: var(--gray);
}

.contact-detail a {
    color: var(--primary);
    font-weight: 500;
}

.contact-detail a:hover {
    color: var(--primary-dark);
}

/* ===== CONTACT FORM ===== */
.contact-form {
    background: var(--white);
    border-radius: 16px;
    padding: 40px;
    box-shadow: var(--shadow-lg);
    border: 1px solid #e2e8f0;
}

.contact-form h3 {
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    font-size: 0.9rem;
    color: var(--dark);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
    background: var(--white);
    color: var(--dark);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-submit {
    width: 100%;
    padding: 16px;
    font-size: 1.05rem;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--dark);
    color: rgba(255,255,255,0.7);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand .logo-text {
    margin-bottom: 16px;
    display: inline-block;
}

.footer-brand p {
    color: rgba(255,255,255,0.6);
    font-size: 0.95rem;
    line-height: 1.6;
}

.footer h4 {
    color: var(--white);
    margin-bottom: 20px;
    font-size: 1rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-light);
    padding-left: 4px;
}

.footer-contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 0.9rem;
}

.footer-contact-item span {
    color: var(--primary-light);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-bottom p {
    color: rgba(255,255,255,0.5);
    font-size: 0.85rem;
    margin: 0;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.6);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

/* ===== QUOTE BLOCK ===== */
.quote-block {
    background: rgba(13, 148, 136, 0.05);
    border-left: 4px solid var(--primary);
    padding: 28px 32px;
    border-radius: 0 12px 12px 0;
    margin: 30px 0;
}

.quote-block p {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--dark);
    margin: 0;
}

/* ===== MOBILE RESPONSIVE ===== */
@media (max-width: 1024px) {
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 350px;
        height: 100vh;
        background: var(--dark);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 16px;
        transition: right 0.4s ease;
        box-shadow: -5px 0 30px rgba(0,0,0,0.3);
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links a {
        font-size: 1.1rem;
        padding: 12px 24px;
    }

    .hamburger {
        display: flex;
    }

    .hero h1 {
        font-size: clamp(1.8rem, 6vw, 2.8rem);
    }

    .section {
        padding: 70px 0;
    }

    .about-stats {
        grid-template-columns: 1fr;
    }

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

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .levels-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }

    .contact-form {
        padding: 24px;
    }
}

/* ===== ANIMATIONS ===== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ===== MOBILE NAV OVERLAY ===== */
.nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.nav-overlay.active {
    opacity: 1;
    pointer-events: all;
}