:root {
    --bg-color: #ffffff;
    --surface-color: #f7f9fc;
    --border-color: #e2e8f0;
    --text-primary: #0f172a;
    /* Deeper navy-gray */
    --text-secondary: #475569;
    --accent-color: #1e3a8a;
    /* High-Trust Navy (Blue 900 equivalent) */
    --accent-hover: #1e40af;
    --font-heading: 'Chakra Petch', sans-serif;
    --font-sans: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'Fira Code', monospace;
    --transition-speed: 0.3s;
    --container-width: 1000px;
}

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

html,
body {
    max-width: 100%;
    overflow-x: hidden;
}

body {
    background-color: var(--bg-color);
    background-image:
        linear-gradient(rgba(30, 58, 138, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(30, 58, 138, 0.03) 1px, transparent 1px);
    background-size: 20px 20px;
    background-position: center center;
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.7;
}

/* --- Layout --- */

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 8rem 0;
}

.bg-alt {
    background-color: var(--surface-color);
}

/* --- Typography --- */

h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
}

h1 {
    font-size: 3.5rem;
    margin-bottom: 2rem;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    position: relative;
    padding-bottom: 1rem;
}

h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background-color: var(--accent-color);
}

h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

h4 {
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.lead {
    font-size: 1.3rem;
    color: var(--text-secondary);
    max-width: 800px;
    margin-bottom: 3rem;
}

/* --- Navigation --- */

.nav-bar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    border-bottom: 2px solid var(--accent-color);
    z-index: 100;
    padding: 1.25rem 0;
}

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

.logo {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    margin-left: 2rem;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color var(--transition-speed);
}

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

.nav-links .btn {
    padding: 0.5rem 1.2rem;
    font-size: 0.85rem;
    margin-left: 1.5rem;
    color: white;
}

.nav-links .btn:hover {
    color: white;
}

.menu-toggle {
    display: none;
    cursor: pointer;
    color: var(--text-primary);
}

/* --- Buttons --- */

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    background-color: var(--accent-color);
    color: white;
    text-decoration: none;
    font-weight: 600;
    border-radius: 4px;
    transition: background-color var(--transition-speed);
    cursor: pointer;
    border: none;
    text-align: center;
}

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

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

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

/* --- Hero Section --- */

header {
    padding: 12rem 0 8rem;
    background-image: linear-gradient(135deg, #f7f9fc 0%, #ffffff 100%);
}

.hero-layout {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 5rem;
}

.hero-image img {
    filter: saturate(0.8) contrast(1.1);
}

.hero-stats {
    display: flex;
    gap: 5rem;
    margin-top: 5rem;
    border-top: 1px solid var(--border-color);
    padding-top: 3rem;
}

.stat-item .value {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--accent-color);
    font-weight: 700;
}

.stat-item .label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* --- Teaser Grid (New) --- */

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

.teaser-card {
    padding: 3rem;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(5px);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed), border-color var(--transition-speed);
}

.teaser-card:hover {
    transform: translateY(-4px);
    box-shadow: -6px 6px 0px rgba(30, 58, 138, 0.1);
    border-color: var(--accent-color);
}

.teaser-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.service-icon {
    color: var(--accent-color);
    margin-bottom: 1.5rem;
    width: 60px;
    height: 60px;
    background: var(--surface-color);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.service-icon svg {
    width: 28px;
    height: 28px;
}

.teaser-card p {
    font-size: 1rem;
    margin-bottom: 2rem;
    flex-grow: 1;
}

.cta-link {
    font-weight: 600;
    color: var(--accent-color);
    text-decoration: none;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
}

.cta-link::after {
    content: '→';
    margin-left: 0.5rem;
    transition: transform var(--transition-speed);
}

.cta-link:hover::after {
    transform: translateX(5px);
}

/* --- USP Grid --- */

.usp-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.usp-card {
    padding: 2rem;
    border: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(5px);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed), border-color var(--transition-speed);
}

.usp-card:hover {
    transform: translateY(-4px);
    box-shadow: -6px 6px 0px rgba(30, 58, 138, 0.1);
    border-color: var(--accent-color);
}

.usp-card h3 {
    color: var(--accent-color);
}

/* --- Detail Page Layout --- */

.detail-header {
    background-color: var(--surface-color);
    padding: 10rem 0 5rem;
}

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

.detail-section-full {
    margin-bottom: 4rem;
}

.bullet-list {
    list-style: none;
    padding: 0;
}

.bullet-list li {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
    position: relative;
}

.bullet-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

/* --- Table Styles --- */

.package-table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    font-size: 0.95rem;
}

.package-table th,
.package-table td {
    padding: 1.25rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.package-table th {
    background-color: var(--surface-color);
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.05em;
}

.package-table tr:hover {
    background-color: #fcfdfe;
}

/* --- Process --- */

.process-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.step-box {
    padding: 3rem 2rem;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(5px);
    border: 1px solid var(--border-color);
    height: 100%;
    text-align: center;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed), border-color var(--transition-speed);
}

.step-box:hover {
    transform: translateY(-4px);
    box-shadow: -6px 6px 0px rgba(30, 58, 138, 0.1);
    border-color: var(--accent-color);
}

.step-box h3 {
    margin-top: 1rem;
}

.step-num {
    display: inline-block;
    width: 40px;
    height: 40px;
    line-height: 40px;
    background: var(--accent-color);
    color: white;
    font-family: var(--font-heading);
    font-weight: 700;
    margin-bottom: 1.5rem;
    clip-path: polygon(25% 0%, 100% 0%, 75% 100%, 0% 100%);
}

/* --- About --- */

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-profile {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border: 1px solid var(--border-color);
    box-shadow: 20px 20px 0px var(--surface-color);
    filter: saturate(0.9) contrast(1.05);
}

.expert-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(5px);
    padding: 3rem;
    border: 1px solid var(--border-color);
    box-shadow: -8px 8px 0px rgba(30, 58, 138, 0.05);
}

.certification-item {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.certification-item:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.certification-code {
    font-weight: 700;
    color: var(--accent-color);
    margin-right: 0.5rem;
}

.certification-restriction {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-style: italic;
    margin-top: 0.2rem;
}

.expert-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 2rem;
}

.tag {
    background: var(--surface-color);
    padding: 0.4rem 1rem;
    font-size: 0.85rem;
    font-family: var(--font-mono);
    color: var(--accent-color);
    font-weight: 500;
    border: 1px solid var(--border-color);
    transition: background var(--transition-speed), color var(--transition-speed);
}

.tag:hover {
    background: var(--accent-color);
    color: white;
}

/* --- Contact --- */

.contact-card {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    background: white;
    padding: 5rem 3rem;
    border: 1px solid var(--border-color);
}

.contact-info {
    margin: 3rem 0;
    font-size: 1.2rem;
}

.contact-info p {
    margin: 0.5rem 0;
    color: var(--text-primary);
    font-weight: 600;
}

/* --- Footer --- */

footer {
    padding: 4rem 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

footer p {
    font-size: 0.9rem;
    margin: 0;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #f8f9fa;
    border-top: 1px solid #dee2e6;
    padding: 1rem 0;
    z-index: 1000;
    display: none;
    /* Hidden by default, shown via JS */
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
}

.cookie-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.cookie-content p {
    margin: 0;
    font-size: 0.9rem;
    color: #495057;
    line-height: 1.4;
}

.cookie-actions {
    display: flex;
    gap: 1rem;
    flex-shrink: 0;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

@media (max-width: 768px) {
    .cookie-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .cookie-actions {
        width: 100%;
        justify-content: space-between;
    }
}

/* --- Consultation Box --- */

.consultation-box {
    margin-top: 4rem;
    padding: 4rem 3rem;
    background: var(--accent-color);
    color: white;
    text-align: center;
}

.consultation-box h2,
.consultation-box p {
    color: white;
}

.consultation-box h2::after {
    background-color: white;
    left: 50%;
    transform: translateX(-50%);
}

/* --- Cookie Banner --- */

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--border-color);
    padding: 1rem 0;
    z-index: 1000;
    display: none;
    /* Shown via JS */
    box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.05);
}

.cookie-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
}

.cookie-content p {
    margin: 0;
    font-size: 0.85rem;
    line-height: 1.4;
}

.cookie-actions {
    display: flex;
    gap: 0.75rem;
    flex-shrink: 0;
}

.btn-small {
    padding: 0.4rem 1rem;
    font-size: 0.8rem;
}

/* --- Contact Form --- */

.contact-form-container {
    background: white;
    padding: 3rem;
    border: 1px solid var(--border-color);
    box-shadow: 10px 10px 0px var(--surface-color);
}

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

.form-group {
    margin-bottom: 1.5rem;
}

.form-group.full-width {
    grid-column: span 2;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--text-primary);
    background-color: #fff;
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.form-note {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

@media (max-width: 992px) {
    .about-content {
        grid-template-columns: 1fr;
    }

    .about-profile {
        max-width: 600px;
        margin: 0 auto;
    }

    .process-steps {
        grid-template-columns: 1fr;
    }

    .detail-content-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 900px) {
    .menu-toggle {
        display: block;
        margin-left: auto;
    }

    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        align-items: flex-start;
        padding: 0;
        top: 70px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        border-bottom: 2px solid var(--accent-color);
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s ease-out, padding 0.4s ease-out;
    }

    .nav-links.active {
        max-height: 400px;
        padding: 1rem 0 2rem;
    }

    .nav-links a {
        margin: 1rem 2rem;
        font-size: 1.1rem;
        width: 100%;
        display: block;
    }

    .nav-links .btn {
        display: inline-block;
        margin: 1rem 2rem 0;
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2rem !important;
        word-break: break-word;
        margin-top: 2rem;
    }

    h2 {
        font-size: 2rem;
        word-break: break-word;
        hyphens: auto;
    }

    h3 {
        font-size: 1.5rem;
        word-break: break-word;
        hyphens: auto;
    }

    .lead {
        font-size: 1.1rem !important;
    }

    header {
        padding-top: 6rem;
        padding-bottom: 4rem;
    }

    .hero-layout {
        grid-template-columns: 1fr;
    }

    .hero-image {
        order: -1;
        margin-bottom: 2rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 2rem;
    }

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

    .form-group.full-width {
        grid-column: auto;
    }

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

    .package-table {
        display: block;
        overflow-x: auto;
    }
}

/* Landscape orientation for mobile (e.g. iPhone 12) */
@media (max-height: 500px) and (orientation: landscape) {
    header {
        padding: 6rem 0 3rem;
    }

    .nav-bar {
        padding: 0.75rem 0;
    }

    .hero-layout {
        grid-template-columns: 1.2fr 0.8fr;
        gap: 2rem;
        margin-bottom: 2rem;
        align-items: start;
    }

    h1 {
        font-size: 2rem;
        margin-bottom: 1rem;
        line-height: 1.1;
        margin-top: 1rem;
    }

    .lead {
        font-size: 1rem;
        margin-bottom: 1rem;
    }

    section {
        padding: 3rem 0;
    }

    .hero-stats {
        margin-top: 2rem;
        padding-top: 2rem;
    }

    .stat-item .value {
        font-size: 2rem;
    }

    .teaser-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

/* --- Animations --- */
@keyframes fadeUpStagger {
    0% {
        opacity: 0;
        transform: translateY(30px);
        clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    }
}

.fade-up-stagger {
    opacity: 0;
    animation: fadeUpStagger 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes drawBorder {
    0% {
        box-shadow: inset 0 0 0 0 transparent;
    }

    100% {
        box-shadow: inset 0 2px 0 0 var(--border-color);
    }
}

.animate-border {
    position: relative;
}

.animate-border::before {
    content: '';
    position: absolute;
    top: 0;
    left: 2rem;
    right: 2rem;
    height: 1px;
    background: var(--border-color);
    transform-origin: left;
    transform: scaleX(0);
    animation: scaleLine 1s cubic-bezier(0.16, 1, 0.3, 1) 0.8s forwards;
}

@keyframes scaleLine {
    to {
        transform: scaleX(1);
    }
}