:root {
    --color-bg: #12192c;
    --color-bg-elevated: #1a243e;
    --color-bg-card: #1e2a47;
    --color-accent-blue: #5cb8e4;
    --color-accent-orange: #f37021;
    --color-accent-orange-hover: #ff8533;
    --color-text: #f0f4f8;
    --color-text-muted: #94a3b8;
    --color-line: #2a3654;
    --font-heading: 'Poppins', system-ui, sans-serif;
    --font-body: 'DM Sans', system-ui, sans-serif;
    --max-width: 1200px;
    --header-height: 80px;
    --section-space: clamp(4rem, 8vw, 6rem);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

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

a {
    color: var(--color-accent-blue);
    text-decoration: none;
    transition: color 0.2s;
}

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

.container {
    width: min(100% - 2rem, var(--max-width));
    margin-inline: auto;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    height: var(--header-height);
    background: rgba(18, 25, 44, 0.95);
    border-bottom: 1px solid var(--color-line);
    backdrop-filter: blur(8px);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.site-logo img {
    height: 48px;
    width: auto;
}

.site-nav {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.site-nav a {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    font-weight: 500;
}

.site-nav a:hover {
    color: var(--color-text);
}

.nav-cta {
    padding: 0.6rem 1.25rem;
    background: var(--color-accent-orange);
    color: var(--color-bg) !important;
    font-weight: 600;
    border-radius: 4px;
}

.nav-cta:hover {
    background: var(--color-accent-orange-hover);
    color: var(--color-bg) !important;
}

.menu-toggle {
    display: none;
    background: none;
    border: 1px solid var(--color-line);
    color: var(--color-text);
    padding: 0.5rem 0.75rem;
    cursor: pointer;
    border-radius: 4px;
    font-family: inherit;
}

/* Hero */
.hero {
    padding: calc(var(--section-space) + 1rem) 0 var(--section-space);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 50% at 80% 20%, rgba(92, 184, 228, 0.12), transparent),
        radial-gradient(ellipse 40% 40% at 10% 80%, rgba(243, 112, 33, 0.06), transparent);
    pointer-events: none;
}

.hero__content {
    position: relative;
    max-width: 720px;
}

.eyebrow {
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-accent-blue);
    margin-bottom: 1.25rem;
    font-weight: 500;
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: clamp(2.25rem, 5vw, 3.25rem);
    font-weight: 800;
    line-height: 1.15;
    margin: 0 0 1.25rem;
}

.hero h1 .accent {
    color: var(--color-accent-orange);
}

.hero__subtitle {
    color: var(--color-text-muted);
    font-size: 1.125rem;
    margin-bottom: 2rem;
    max-width: 540px;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 1.75rem;
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    border-radius: 4px;
    border: none;
    cursor: pointer;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
    text-decoration: none;
}

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

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

.btn--ghost {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-line);
}

.btn--ghost:hover {
    border-color: var(--color-accent-blue);
    color: var(--color-accent-blue);
}

.stats {
    display: flex;
    flex-wrap: wrap;
    gap: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-line);
}

.stat__value {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-accent-blue);
}

.stat__label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: 0.25rem;
}

/* Sections */
.section {
    padding: var(--section-space) 0;
}

.section--elevated {
    background: var(--color-bg-elevated);
}

.section__header {
    margin-bottom: 3rem;
}

.section__header h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 700;
    margin: 0 0 0.75rem;
}

.section__header p {
    color: var(--color-text-muted);
    margin: 0;
    max-width: 600px;
}

/* Services grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.service-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-line);
    border-radius: 6px;
    padding: 2rem;
    transition: border-color 0.2s;
}

.service-card:hover {
    border-color: var(--color-accent-blue);
}

.service-card__icon {
    width: 48px;
    height: 48px;
    margin-bottom: 1.25rem;
    object-fit: contain;
    filter: brightness(1.1);
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0 0 0.75rem;
}

.service-card p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    margin: 0;
}

/* Tech stack */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.tech-card {
    padding: 2rem;
    border: 1px solid var(--color-line);
    border-radius: 6px;
    background: var(--color-bg);
}

.tech-card--symfony {
    border-color: var(--color-accent-orange);
}

.tech-card h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    margin: 0 0 1.25rem;
    color: var(--color-accent-blue);
}

.tech-card--symfony h3 {
    color: var(--color-accent-orange);
}

.tech-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.tech-card li {
    position: relative;
    padding-left: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

.tech-card li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 6px;
    height: 6px;
    background: var(--color-accent-blue);
    border-radius: 50%;
}

.tech-card--symfony li::before {
    background: var(--color-accent-orange);
}

.tech-card--prestashop {
    border-color: #DF0067;
}

.tech-card--prestashop h3 {
    color: #DF0067;
}

.tech-card--prestashop li::before {
    background: #DF0067;
}

/* References */
.references-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.5rem;
}

.reference-card {
    display: block;
    border: 1px solid var(--color-line);
    border-radius: 6px;
    overflow: hidden;
    background: var(--color-bg-card);
    transition: border-color 0.2s, transform 0.2s;
    color: inherit;
}

.reference-card:hover {
    border-color: var(--color-accent-blue);
    transform: translateY(-2px);
    color: inherit;
}

.reference-card__image {
    aspect-ratio: 16 / 10;
    object-fit: cover;
    width: 100%;
}

.reference-card__title {
    padding: 1rem 1.25rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
}

.section__footer-link {
    margin-top: 2rem;
    text-align: center;
}

/* About */
.about-grid {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 3rem;
    align-items: start;
}

.about__photo {
    border-radius: 6px;
    border: 1px solid var(--color-line);
}

.about__text p {
    color: var(--color-text-muted);
    margin: 0 0 1.25rem;
}

.lists-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.list-block h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin: 0 0 1rem;
    color: var(--color-accent-blue);
}

.list-block--dont h3 {
    color: var(--color-text-muted);
}

.list-block ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.list-block li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.6rem;
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

.list-block li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-accent-blue);
    font-weight: 700;
}

.list-block--dont li::before {
    content: '×';
    color: var(--color-text-muted);
}

/* Clients */
.clients-strip {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 2.5rem;
    padding: 2rem 0;
}

.clients-strip img {
    height: 36px;
    width: auto;
    opacity: 0.7;
    filter: brightness(0) invert(1);
    transition: opacity 0.2s;
}

.clients-strip img:hover {
    opacity: 1;
}

/* Contact */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 3rem;
    align-items: start;
}

.contact-info h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin: 0 0 1.5rem;
}

.contact-info__block {
    margin-bottom: 1.5rem;
}

.contact-info__block strong {
    display: block;
    margin-bottom: 0.25rem;
}

.contact-info__block span,
.contact-info__block a {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

.contact-info__phone {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-accent-orange);
    margin: 1rem 0;
}

.contact-form {
    background: var(--color-bg-card);
    border: 1px solid var(--color-line);
    border-radius: 6px;
    padding: 2rem;
}

.form-row {
    margin-bottom: 1.25rem;
}

.form-row label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.4rem;
    color: var(--color-text);
}

.form-row input,
.form-row textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: inherit;
    font-size: 1rem;
    color: var(--color-text);
    background: var(--color-bg);
    border: 1px solid var(--color-line);
    border-radius: 4px;
    transition: border-color 0.2s;
}

.form-row input:focus,
.form-row textarea:focus {
    outline: none;
    border-color: var(--color-accent-blue);
}

.form-row textarea {
    resize: vertical;
    min-height: 140px;
}

.form-errors {
    color: #f87171;
    font-size: 0.85rem;
    margin-top: 0.35rem;
}

.hp-field {
    position: absolute;
    left: -9999px;
    opacity: 0;
    height: 0;
    overflow: hidden;
}

.form-row--turnstile {
    margin-bottom: 1rem;
}

.flash {
    padding: 1rem 1.25rem;
    border-radius: 4px;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.flash--success {
    background: rgba(92, 184, 228, 0.15);
    border: 1px solid var(--color-accent-blue);
    color: var(--color-accent-blue);
}

.flash--error {
    background: rgba(248, 113, 113, 0.1);
    border: 1px solid #f87171;
    color: #f87171;
}

/* Footer */
.site-footer {
    padding: 2rem 0;
    border-top: 1px solid var(--color-line);
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

.site-footer a {
    color: var(--color-text-muted);
}

/* Reference page */
.page-hero {
    padding: calc(var(--header-height) + 2rem) 0 2rem;
    border-bottom: 1px solid var(--color-line);
}

.page-hero h1 {
    font-family: var(--font-heading);
    font-size: 2rem;
    margin: 0;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 900px) {
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .about__photo {
        max-width: 280px;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    .site-nav {
        display: none;
        position: absolute;
        top: var(--header-height);
        left: 0;
        right: 0;
        flex-direction: column;
        gap: 0;
        background: var(--color-bg-elevated);
        border-bottom: 1px solid var(--color-line);
        padding: 1rem 0;
    }

    .site-nav.is-open {
        display: flex;
    }

    .site-nav a {
        padding: 0.75rem 1rem;
        width: 100%;
    }

    .site-header {
        position: relative;
    }

    .site-header__inner {
        position: relative;
    }

    .stats {
        gap: 1.5rem;
    }
}