/* =========================================
   RESET
========================================= */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    color: #172033;
    background-color: #ffffff;
    line-height: 1.6;
}

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


/* =========================================
   VARIABLES
========================================= */

:root {
    --primary: #153b5b;
    --primary-dark: #0d2a42;

    --text: #172033;
    --text-light: #647184;

    --background: #ffffff;
    --background-light: #f5f7f9;

    --border: #dde3e8;

    --max-width: 1180px;
}


/* =========================================
   GENERAL
========================================= */

.container {
    width: 90%;
    max-width: var(--max-width);
    margin: 0 auto;
}

.section-label {
    color: var(--primary);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}


/* =========================================
   HEADER
========================================= */

.header {
    background-color: #ffffff;
    border-bottom: 1px solid var(--border);
}

.nav-container {
    height: 80px;

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

.logo {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary);
}

.nav {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav a {
    color: var(--text-light);
    font-size: 0.95rem;

    transition: color 0.2s ease;
}

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


/* =========================================
   HERO
========================================= */

.hero {
    min-height: 650px;

    display: flex;
    align-items: center;

    background-color: var(--background-light);
}

.hero-content {
    padding-top: 80px;
    padding-bottom: 80px;
}

.hero-label {
    color: var(--primary);

    font-size: 0.85rem;
    font-weight: 700;

    text-transform: uppercase;
    letter-spacing: 2px;

    margin-bottom: 20px;
}

.hero h1 {
    max-width: 800px;

    font-size: clamp(3rem, 7vw, 5.5rem);
    line-height: 1.05;

    letter-spacing: -3px;

    margin-bottom: 30px;
}

.hero h1 span {
    color: var(--primary);
}

.hero-description {
    max-width: 600px;

    color: var(--text-light);

    font-size: 1.15rem;

    margin-bottom: 40px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
}


/* =========================================
   BUTTONS
========================================= */

.btn {
    display: inline-block;

    padding: 14px 26px;

    font-size: 0.95rem;
    font-weight: 600;

    border: 1px solid transparent;

    transition:
        background-color 0.2s ease,
        color 0.2s ease,
        border-color 0.2s ease;
}

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

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

.btn-secondary {
    background-color: transparent;

    color: var(--text);

    border-color: var(--border);
}

.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
}


/* =========================================
   SERVICES
========================================= */

.services {
    padding: 120px 0;
}

.section-header {
    max-width: 650px;

    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    line-height: 1.2;

    margin-bottom: 20px;
}

.section-header > p:last-child {
    color: var(--text-light);
}

.services-grid {
    display: grid;

    grid-template-columns: repeat(3, 1fr);

    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.service-card {
    padding: 45px 35px;

    border-right: 1px solid var(--border);
}

.service-card:first-child {
    padding-left: 0;
}

.service-card:last-child {
    border-right: none;
}

.service-number {
    color: var(--primary);

    font-size: 0.8rem;
    font-weight: 700;

    margin-bottom: 40px;
}

.service-card h3 {
    font-size: 1.4rem;

    margin-bottom: 15px;
}

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


/* =========================================
   ABOUT
========================================= */

.about {
    padding: 120px 0;

    background-color: var(--background-light);
}

.about-grid {
    display: grid;

    grid-template-columns: 1fr 1fr;

    gap: 100px;
}

.about-title h2 {
    max-width: 500px;

    font-size: 2.5rem;
    line-height: 1.25;
}

.about-content p {
    color: var(--text-light);

    margin-bottom: 20px;

    font-size: 1.05rem;
}

.text-link {
    display: inline-block;

    color: var(--primary);

    font-weight: 700;

    margin-top: 15px;
}

.text-link:hover {
    text-decoration: underline;
}


/* =========================================
   CTA
========================================= */

.cta {
    background-color: var(--primary);

    color: #ffffff;

    padding: 80px 0;
}

.cta-content {
    display: flex;

    align-items: center;
    justify-content: space-between;

    gap: 40px;
}

.cta h2 {
    max-width: 600px;

    font-size: 2.5rem;
    line-height: 1.2;
}

.light-label {
    color: #b7cad9;
}

.btn-white {
    background-color: #ffffff;

    color: var(--primary);

    white-space: nowrap;
}

.btn-white:hover {
    background-color: #edf2f5;
}


/* =========================================
   FOOTER
========================================= */

.footer {
    background-color: var(--primary-dark);

    color: #ffffff;

    padding-top: 70px;
}

.footer-grid {
    display: grid;

    grid-template-columns: 2fr 1fr 1fr;

    gap: 60px;

    padding-bottom: 60px;
}

.footer h3 {
    font-size: 1.3rem;

    margin-bottom: 15px;
}

.footer h4 {
    font-size: 0.9rem;

    margin-bottom: 20px;
}

.footer p,
.footer a {
    color: #b7c4cf;

    font-size: 0.9rem;
}

.footer a {
    display: block;

    margin-bottom: 10px;
}

.footer a:hover {
    color: #ffffff;
}

.footer-bottom {
    padding: 25px 0;

    border-top: 1px solid rgba(255, 255, 255, 0.12);
}


/* =========================================
   RESPONSIVE
========================================= */

@media (max-width: 800px) {

    /* Header */

    .nav-container {
        height: 70px;
    }

    .nav {
        gap: 20px;
    }


    /* Hero */

    .hero {
        min-height: 550px;
    }

    .hero h1 {
        letter-spacing: -2px;
    }

    .hero-buttons {
        flex-direction: column;

        align-items: flex-start;
    }


    /* Services */

    .services {
        padding: 80px 0;
    }

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

    .service-card,
    .service-card:first-child {
        padding: 35px 0;

        border-right: none;
        border-bottom: 1px solid var(--border);
    }

    .service-card:last-child {
        border-bottom: none;
    }

    .service-number {
        margin-bottom: 20px;
    }


    /* About */

    .about {
        padding: 80px 0;
    }

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

        gap: 40px;
    }


    /* CTA */

    .cta-content {
        flex-direction: column;

        align-items: flex-start;
    }


    /* Footer */

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

        gap: 40px;
    }

}


/* =========================================
   SMALL MOBILE
========================================= */

@media (max-width: 500px) {

    .container {
        width: 88%;
    }

    .logo {
        font-size: 1.05rem;
    }

    .nav {
        gap: 15px;
    }

    .nav a {
        font-size: 0.85rem;
    }

    .hero h1 {
        font-size: 2.8rem;
    }

    .section-header h2,
    .about-title h2,
    .cta h2 {
        font-size: 2rem;
    }

}

/* =========================================
   CONTACT PAGE
========================================= */

.contact-hero {
    padding: 100px 0 80px;
    background-color: var(--background-light);
    border-bottom: 1px solid var(--border);
}

.contact-hero h1 {
    max-width: 750px;
    font-size: clamp(2.8rem, 6vw, 4.5rem);
    line-height: 1.1;
    letter-spacing: -2px;
    margin-bottom: 25px;
}

.contact-hero-description {
    max-width: 600px;
    color: var(--text-light);
    font-size: 1.1rem;
}


/* =========================================
   CONTACT SECTION
========================================= */

.contact-section {
    padding: 120px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 100px;
}


/* =========================================
   CONTACT INFORMATION
========================================= */

.contact-info h2 {
    font-size: 2.3rem;
    margin-bottom: 45px;
}

.contact-info-list {
    border-top: 1px solid var(--border);
}

.contact-info-item {
    padding: 25px 0;
    border-bottom: 1px solid var(--border);
}

.contact-info-title {
    display: block;
    color: var(--text-light);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.contact-info-item p,
.contact-info-item a {
    color: var(--text);
    font-size: 1rem;
}

.contact-info-item a {
    transition: color 0.2s ease;
}

.contact-info-item a:hover {
    color: var(--primary);
}


/* =========================================
   CONTACT FORM
========================================= */

.contact-form-container {
    background-color: var(--background-light);
    padding: 50px;
}

.contact-form-container h2 {
    font-size: 2rem;
    margin-bottom: 10px;
}

.form-description {
    color: var(--text-light);
    margin-bottom: 35px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 600;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 15px;

    background-color: #ffffff;

    border: 1px solid var(--border);

    color: var(--text);

    font-family: inherit;
    font-size: 0.95rem;

    outline: none;

    transition: border-color 0.2s ease,
                box-shadow 0.2s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #9aa4af;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);

    box-shadow: 0 0 0 3px rgba(21, 59, 91, 0.08);
}

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

.form-group select {
    cursor: pointer;
}

.form-button {
    cursor: pointer;
    align-self: flex-start;
    margin-top: 5px;
}


/* =========================================
   GOOGLE MAP
========================================= */

.map-section {
    padding: 100px 0;
    background-color: var(--background-light);
}

.map-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;

    gap: 40px;

    margin-bottom: 40px;
}

.map-header h2 {
    font-size: 2.3rem;
}

.map-header > p {
    color: var(--text-light);
    text-align: right;
}

.map-container {
    width: 100%;
    overflow: hidden;

    background-color: #e5e5e5;

    border: 1px solid var(--border);
}

.map-container iframe {
    display: block;
    width: 100%;
}


/* =========================================
   CONTACT RESPONSIVE
========================================= */

@media (max-width: 800px) {

    .contact-hero {
        padding: 70px 0 60px;
    }

    .contact-section {
        padding: 80px 0;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .contact-form-container {
        padding: 35px 25px;
    }

    .map-section {
        padding: 70px 0;
    }

    .map-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .map-header > p {
        text-align: left;
    }

    .map-container iframe {
        height: 350px;
    }
}

/* =========================================
   CONTACT SMALL MOBILE
========================================= */

@media (max-width: 500px) {

    .contact-hero h1 {
        font-size: 2.6rem;
    }

    .contact-info h2,
    .map-header h2 {
        font-size: 2rem;
    }

    .contact-form-container {
        padding: 30px 20px;
    }

    .form-button {
        width: 100%;
    }
}

/* =========================================
   ERROR MESSAGES
========================================= */

.error-message {
    display: block;

    min-height: 18px;

    margin-top: 4px;

    color: #b42318;

    font-size: 0.8rem;
}

.form-group input.input-error {
    border-color: #b42318;
}

.form-group input.input-error:focus {
    border-color: #b42318;

    box-shadow: 0 0 0 3px rgba(180, 35, 24, 0.08);
}

/* =========================================
   SUCCESS MESSAGE
========================================= */

.success-message {
    display: none;

    align-items: flex-start;
    gap: 15px;

    padding: 18px 20px;

    background-color: #edf7f0;

    border: 1px solid #b7dfc2;
    border-left: 4px solid #27864a;

    color: #185c32;
}

.success-message.show {
    display: flex;
}

.success-icon {
    width: 28px;
    height: 28px;

    flex-shrink: 0;

    display: flex;
    align-items: center;
    justify-content: center;

    background-color: #27864a;
    color: white;

    border-radius: 50%;

    font-size: 0.9rem;
    font-weight: bold;
}

.success-message strong {
    display: block;

    margin-bottom: 3px;
}

.success-message p {
    margin: 0;

    color: #39704c;

    font-size: 0.9rem;
}

/* Message de succès du formulaire */
#success-message {
    display: none;
}

#success-message.show {
    display: flex;
}