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

:root {

    --blue: #1689D8;
    --blue-dark: #075E9A;
    --blue-soft: #DDF2FF;

    --turquoise: #00AFA6;
    --turquoise-dark: #007B75;
    --turquoise-soft: #D9F7F3;

    --green: #35A85B;
    --green-dark: #18753A;
    --green-soft: #E1F6E8;

    --deep-blue: #28699B;
    --deep-blue-soft: #DFECF7;

    --text: #123747;
    --text-soft: #496873;
    --muted: #6D838C;

    --border: #CBDDE4;
    --background: #F2F9FC;

    --white: #FFFFFF;

    --shadow:
        0 10px 30px rgba(25, 75, 95, 0.10);

    --shadow-strong:
        0 16px 40px rgba(25, 75, 95, 0.16);

    --radius: 22px;
    --radius-small: 14px;
}


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

* {
    box-sizing: border-box;
}


html {
    scroll-behavior: smooth;
}


body {

    margin: 0;

    background:
        linear-gradient(
            180deg,
            #F7FCFE 0%,
            var(--background) 100%
        );

    color: var(--text);

    font-family:
        Inter,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        Arial,
        sans-serif;

    line-height: 1.55;
}


button,
input {
    font: inherit;
}


/* =========================================================
   STRUCTURE
========================================================= */

.container {

    width: min(
        1180px,
        calc(100% - 32px)
    );

    margin: 0 auto;

    padding:
        52px
        0
        80px;
}


section {
    margin-top: 64px;
}


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

.calculator-header {

    max-width: 820px;

    margin:
        0
        auto
        36px;

    text-align: center;
}


.eyebrow,
.section-kicker {

    display: inline-block;

    margin-bottom: 8px;

    color: var(--blue-dark);

    font-size: 0.78rem;
    font-weight: 800;

    letter-spacing: 0.12em;

    text-transform: uppercase;
}


.calculator-header h1 {

    margin:
        0
        0
        16px;

    font-size:
        clamp(
            2rem,
            5vw,
            3.3rem
        );

    line-height: 1.08;

    letter-spacing: -0.04em;
}


.subtitle {

    max-width: 700px;

    margin: auto;

    color: var(--text-soft);

    font-size: 1.08rem;
}


/* =========================================================
   TITRES DE SECTION
========================================================= */

.section-heading {

    max-width: 800px;

    margin-bottom: 28px;
}


.section-heading h2,
.quick-heading h2 {

    margin:
        3px
        0
        10px;

    font-size:
        clamp(
            1.55rem,
            3vw,
            2.2rem
        );

    line-height: 1.15;

    letter-spacing: -0.025em;
}


.section-heading p,
.quick-heading p {

    margin: 0;

    color: var(--text-soft);
}


/* =========================================================
   SIMULATION RAPIDE
========================================================= */

.quick-simulator {

    margin-top: 30px;

    padding: 32px;

    background: var(--white);

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

    border-radius: 28px;

    box-shadow: var(--shadow);
}


.quick-heading {

    margin-bottom: 26px;
}


.quick-inputs {

    display: grid;

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

    gap: 16px;
}


.quick-field {

    padding: 20px;

    background: #F8FCFE;

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

    border-radius: var(--radius-small);
}


.highlight-field {

    background: var(--blue-soft);

    border-color:
        rgba(
            22,
            137,
            216,
            0.35
        );
}


.quick-field label {

    display: block;

    margin-bottom: 10px;

    font-size: 0.9rem;
    font-weight: 700;
}


.quick-field small {

    display: block;

    margin-top: 8px;

    color: var(--muted);

    font-size: 0.78rem;
}


/* =========================================================
   INPUTS
========================================================= */

input[type="number"] {

    width: 100%;

    min-width: 0;

    padding:
        12px
        13px;

    color: var(--text);

    background: var(--white);

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

    border-radius: 10px;

    outline: none;

    font-size: 1rem;
    font-weight: 700;

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


input[type="number"]:focus {

    border-color: var(--blue);

    box-shadow:
        0 0 0 4px
        rgba(
            22,
            137,
            216,
            0.10
        );
}


.input-with-unit {

    display: flex;

    align-items: stretch;

    overflow: hidden;

    background: var(--white);

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

    border-radius: 10px;
}


.input-with-unit:focus-within {

    border-color: var(--blue);

    box-shadow:
        0 0 0 4px
        rgba(
            22,
            137,
            216,
            0.10
        );
}


.input-with-unit input {

    border: 0;

    border-radius: 0;

    box-shadow: none !important;
}


.input-with-unit span {

    display: flex;

    align-items: center;

    padding:
        0
        13px;

    color: var(--text-soft);

    background: #EFF6F9;

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

    white-space: nowrap;

    font-size: 0.82rem;
    font-weight: 700;
}


/* =========================================================
   GRILLE TARIFAIRE
========================================================= */

.pricing-reference {

    margin-top: 20px;

    padding: 20px;

    background: #F7FBFD;

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

    border-radius: var(--radius-small);
}


.pricing-reference-title {

    display: flex;

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

    gap: 15px;

    margin-bottom: 15px;
}


.pricing-reference-title strong {
    font-size: 0.95rem;
}


.pricing-reference-title span {

    color: var(--muted);

    font-size: 0.8rem;
}


.pricing-grid {

    display: grid;

    grid-template-columns:
        repeat(
            4,
            1fr
        );

    gap: 10px;
}


.price-pill {

    padding:
        12px
        8px;

    text-align: center;

    background: var(--white);

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

    border-radius: 11px;
}


.price-pill strong {

    display: block;

    color: var(--blue-dark);

    font-size: 1.1rem;
}


.price-pill span {

    display: block;

    margin-top: 2px;

    color: var(--text-soft);

    font-size: 0.76rem;
}


.pricing-reference p {

    margin:
        13px
        0
        0;

    color: var(--text-soft);

    font-size: 0.84rem;
}


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

.hero-result {

    position: relative;

    overflow: hidden;

    margin-top: 24px;

    padding:
        30px
        32px;

    color: var(--white);

    background:
        linear-gradient(
            135deg,
            var(--blue-dark),
            var(--blue)
        );

    border-radius: 24px;

    box-shadow: var(--shadow-strong);
}


.hero-result::after {

    content: "";

    position: absolute;

    width: 300px;
    height: 300px;

    top: -180px;
    right: -100px;

    background:
        rgba(
            255,
            255,
            255,
            0.08
        );

    border-radius: 50%;
}


.hero-result-heading {

    position: relative;

    z-index: 1;
}


.hero-result-heading span {

    display: block;

    margin-bottom: 4px;

    font-size: 0.76rem;
    font-weight: 800;

    letter-spacing: 0.08em;
}


.hero-result-heading p {

    margin: 0;

    color:
        rgba(
            255,
            255,
            255,
            0.82
        );

    font-size: 0.9rem;
}


.hero-main-number {

    position: relative;

    z-index: 1;

    display: flex;

    align-items: baseline;

    gap: 10px;

    margin:
        22px
        0;
}


.hero-main-number strong {

    font-size:
        clamp(
            4rem,
            10vw,
            6.5rem
        );

    line-height: 0.9;

    letter-spacing: -0.06em;
}


.hero-main-number span {

    font-size:
        clamp(
            1.3rem,
            3vw,
            2rem
        );

    font-weight: 700;
}


.hero-result-grid {

    position: relative;

    z-index: 1;

    display: grid;

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

    gap: 10px;
}


.hero-stat {

    padding: 15px;

    background:
        rgba(
            255,
            255,
            255,
            0.12
        );

    border:
        1px solid
        rgba(
            255,
            255,
            255,
            0.15
        );

    border-radius: 13px;
}


.hero-stat span,
.hero-stat small {

    display: block;

    color:
        rgba(
            255,
            255,
            255,
            0.78
        );

    font-size: 0.76rem;
}


.hero-stat strong {

    display: block;

    margin:
        2px
        0;

    font-size: 1.45rem;
}


.hero-note {

    position: relative;

    z-index: 1;

    margin:
        17px
        0
        0;

    color:
        rgba(
            255,
            255,
            255,
            0.75
        );

    font-size: 0.78rem;
}


/* =========================================================
   NIVEAUX D'EXPÉRIENCE
========================================================= */

.experience-grid {

    display: grid;

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

    gap: 16px;
}


.experience-card {

    padding: 24px;

    background: var(--white);

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

    border-radius: var(--radius);

    box-shadow: var(--shadow);
}


.experience-card.featured {

    border-color:
        rgba(
            0,
            175,
            166,
            0.45
        );

    background:
        linear-gradient(
            180deg,
            #FFFFFF,
            var(--turquoise-soft)
        );
}


.experience-level {

    display: block;

    margin-bottom: 5px;

    color: var(--muted);

    font-size: 0.76rem;

    text-transform: uppercase;

    letter-spacing: 0.07em;
}


.experience-price {

    display: block;

    color: var(--blue-dark);

    font-size: 1.4rem;
}


.experience-card h3 {

    margin:
        17px
        0
        7px;

    font-size: 1.05rem;
}


.experience-card p {

    margin: 0;

    color: var(--text-soft);

    font-size: 0.9rem;
}


.experience-message {

    display: flex;

    gap: 10px;

    margin-top: 16px;

    padding: 18px 20px;

    background: var(--deep-blue-soft);

    border-radius: var(--radius-small);

    font-size: 0.88rem;
}


.experience-message strong {
    flex: 0 0 36%;
}


.experience-message span {
    color: var(--text-soft);
}


/* =========================================================
   PARAMÈTRES AVANCÉS
========================================================= */

.advanced-details {

    overflow: hidden;

    background: var(--white);

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

    border-radius: var(--radius);

    box-shadow: var(--shadow);
}


.advanced-details summary {

    padding: 22px;

    cursor: pointer;

    list-style: none;
}


.advanced-details summary::-webkit-details-marker {
    display: none;
}


.advanced-details summary > div {

    display: flex;

    align-items: center;

    gap: 14px;
}


.summary-icon {

    display: grid;

    flex: 0 0 40px;

    width: 40px;
    height: 40px;

    place-items: center;

    color: var(--white);

    background: var(--blue);

    border-radius: 50%;

    font-size: 1.4rem;
}


.advanced-details summary strong {
    display: block;
}


.advanced-details summary small {

    display: block;

    margin-top: 3px;

    color: var(--muted);
}


.advanced-content {

    display: grid;

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

    gap: 16px;

    padding:
        0
        22px
        22px;
}


.advanced-card {

    padding: 20px;

    background: #F7FBFD;

    border-radius: var(--radius-small);
}


.advanced-card h3 {

    margin:
        0
        0
        18px;

    font-size: 1rem;
}


.advanced-card label {

    display: block;

    margin:
        15px
        0
        7px;

    font-size: 0.82rem;
    font-weight: 700;
}


.advanced-card label:first-of-type {
    margin-top: 0;
}


.field-help {

    margin:
        7px
        0
        0;

    color: var(--muted);

    font-size: 0.75rem;
}


.mini-result {

    margin-top: 16px;

    padding: 13px;

    background: var(--white);

    border-radius: 10px;
}


.mini-result strong,
.mini-result span {
    display: block;
}


.mini-result span {

    margin-top: 2px;

    color: var(--muted);

    font-size: 0.78rem;
}


/* =========================================================
   CARTES DE RÉSULTAT
========================================================= */

.result-grid,
.final-grid {

    display: grid;

    grid-template-columns:
        repeat(
            4,
            1fr
        );

    gap: 14px;
}


.result-card,
.final-card {

    padding: 22px;

    background: var(--white);

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

    border-radius: var(--radius);

    box-shadow: var(--shadow);
}


.result-card span,
.final-card span {

    display: block;

    margin-bottom: 7px;

    color: var(--text-soft);

    font-size: 0.82rem;
}


.result-card strong,
.final-card strong {

    display: block;

    font-size:
        clamp(
            1.45rem,
            3vw,
            2rem
        );

    line-height: 1.1;
}


.result-card small,
.final-card small {

    display: block;

    margin-top: 8px;

    color: var(--muted);

    font-size: 0.75rem;
}


.featured-result {

    background: var(--blue-soft);

    border-color:
        rgba(
            22,
            137,
            216,
            0.25
        );
}


.main-final {

    color: var(--white);

    background:
        linear-gradient(
            135deg,
            var(--turquoise-dark),
            var(--turquoise)
        );

    border: 0;
}


.main-final span,
.main-final small {

    color:
        rgba(
            255,
            255,
            255,
            0.8
        );
}


/* =========================================================
   CROISSANCE
========================================================= */

.growth-card {

    padding: 28px;

    background: var(--white);

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

    border-radius: var(--radius);

    box-shadow: var(--shadow);
}


.slider-heading {

    display: flex;

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

    gap: 20px;

    margin-bottom: 18px;
}


.slider-heading span {

    color: var(--text-soft);

    font-size: 0.9rem;
}


.slider-heading strong {

    color: var(--blue-dark);

    font-size: 1.8rem;
}


.range {

    --progress: 20%;

    width: 100%;

    height: 7px;

    appearance: none;

    background:
        linear-gradient(
            to right,
            var(--blue) 0%,
            var(--blue) var(--progress),
            var(--border) var(--progress),
            var(--border) 100%
        );

    border-radius: 999px;

    outline: none;
}


.range::-webkit-slider-thumb {

    width: 22px;
    height: 22px;

    appearance: none;

    background: var(--white);

    border:
        5px solid
        var(--blue);

    border-radius: 50%;

    cursor: pointer;

    box-shadow:
        0 2px 8px
        rgba(
            0,
            0,
            0,
            0.18
        );
}


.range::-moz-range-thumb {

    width: 13px;
    height: 13px;

    background: var(--white);

    border:
        5px solid
        var(--blue);

    border-radius: 50%;

    cursor: pointer;
}


.range-labels {

    display: flex;

    justify-content: space-between;

    margin-top: 8px;

    color: var(--muted);

    font-size: 0.72rem;
}


.growth-results {

    display: grid;

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

    gap: 12px;

    margin-top: 24px;
}


.growth-results > div {

    padding: 17px;

    background: #F7FBFD;

    border-radius: 12px;
}


.growth-results span {

    display: block;

    color: var(--text-soft);

    font-size: 0.78rem;
}


.growth-results strong {

    display: block;

    margin-top: 5px;

    font-size: 1.25rem;
}


/* =========================================================
   CAVEAU
========================================================= */

.caveau-box {

    display: grid;

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

    gap: 1px;

    overflow: hidden;

    margin-top: 14px;

    background: var(--border);

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

    border-radius: var(--radius-small);
}


.caveau-box > div {

    padding: 18px;

    background: var(--green-soft);
}


.caveau-box span {

    display: block;

    color: var(--green-dark);

    font-size: 0.76rem;
}


.caveau-box strong {

    display: block;

    margin-top: 4px;

    font-size: 1.2rem;
}


/* =========================================================
   TABLEAU
========================================================= */

.table-wrapper {

    overflow-x: auto;

    background: var(--white);

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

    border-radius: var(--radius);

    box-shadow: var(--shadow);
}


table {

    width: 100%;

    min-width: 700px;

    border-collapse: collapse;
}


th,
td {

    padding:
        15px
        16px;

    text-align: left;

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


th {

    color: var(--text-soft);

    background: #F5FAFC;

    font-size: 0.76rem;

    text-transform: uppercase;

    letter-spacing: 0.04em;
}


td {
    font-size: 0.88rem;
}


tbody tr:last-child td {
    border-bottom: 0;
}


td.positive {

    color: var(--green-dark);

    font-weight: 800;
}


td.negative {

    color: #A94A4A;

    font-weight: 800;
}


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

.calculator-footer {

    margin-top: 50px;

    padding: 22px;

    background: #EAF3F7;

    border-radius: var(--radius-small);
}


.calculator-footer strong {

    display: block;

    margin-bottom: 5px;
}


.calculator-footer p {

    margin: 0;

    color: var(--text-soft);

    font-size: 0.82rem;
}


/* =========================================================
   TABLETTE
========================================================= */

@media (max-width: 900px) {

    .quick-inputs,
    .experience-grid,
    .advanced-content {

        grid-template-columns: 1fr;
    }


    .result-grid,
    .final-grid {

        grid-template-columns:
            repeat(
                2,
                1fr
            );
    }


    .experience-message {

        flex-direction: column;
    }


    .experience-message strong {
        flex: auto;
    }

}


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

@media (max-width: 620px) {

    .container {

        width:
            min(
                100% - 20px,
                1180px
            );

        padding:
            28px
            0
            50px;
    }


    section {
        margin-top: 44px;
    }


    .calculator-header {

        margin-bottom: 20px;

        text-align: left;
    }


    .calculator-header h1 {

        font-size: 2rem;
    }


    .subtitle {

        font-size: 0.95rem;
    }


    /* Simulation principale compacte */

    .quick-simulator {

        margin-top: 18px;

        padding: 17px;

        border-radius: 20px;
    }


    .quick-heading {
        margin-bottom: 18px;
    }


    .quick-heading h2 {
        font-size: 1.45rem;
    }


    .quick-inputs {
        gap: 10px;
    }


    .quick-field {

        padding: 14px;
    }


    /* Grille tarifaire */

    .pricing-reference {

        padding: 14px;
    }


    .pricing-reference-title {

        display: block;
    }


    .pricing-reference-title span {

        display: block;

        margin-top: 2px;
    }


    .pricing-grid {

        grid-template-columns:
            repeat(
                2,
                1fr
            );

        gap: 7px;
    }


    /* Résultat essentiel visible rapidement */

    .hero-result {

        padding:
            22px
            18px;

        border-radius: 18px;
    }


    .hero-result-heading p {
        font-size: 0.8rem;
    }


    .hero-main-number {

        margin:
            19px
            0;
    }


    .hero-main-number strong {

        font-size: 4.4rem;
    }


    .hero-main-number span {

        font-size: 1.4rem;
    }


    .hero-result-grid {

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

        gap: 6px;
    }


    .hero-stat {

        padding:
            11px
            8px;
    }


    .hero-stat span {

        font-size: 0.66rem;
    }


    .hero-stat strong {

        font-size: 1.08rem;
    }


    .hero-stat small {

        font-size: 0.64rem;
    }


    /* Expériences */

    .experience-grid {
        gap: 10px;
    }


    .experience-card {

        padding: 18px;
    }


    /* Paramètres avancés */

    .advanced-details summary {

        padding: 17px;
    }


    .advanced-content {

        padding:
            0
            13px
            13px;

        gap: 10px;
    }


    .advanced-card {

        padding: 16px;
    }


    /* Résultats */

    .result-grid,
    .final-grid {

        grid-template-columns: 1fr 1fr;

        gap: 8px;
    }


    .result-card,
    .final-card {

        padding: 15px;

        border-radius: 15px;
    }


    .result-card strong,
    .final-card strong {

        font-size: 1.4rem;
    }


    /* Croissance */

    .growth-card {

        padding: 18px;
    }


    .growth-results {

        grid-template-columns: 1fr;

        gap: 7px;
    }


    .growth-results > div {

        display: flex;

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

        gap: 10px;

        padding: 13px;
    }


    .growth-results strong {
        margin-top: 0;
    }


    /* Caveau */

    .caveau-box {

        grid-template-columns: 1fr;
    }


    /* Tableau */

    th,
    td {

        padding:
            12px
            13px;
    }

}


/* =========================================================
   TRÈS PETITS ÉCRANS
========================================================= */

@media (max-width: 390px) {

    .hero-result-grid {

        grid-template-columns: 1fr;
    }


    .hero-stat {

        display: grid;

        grid-template-columns:
            1fr
            auto;

        align-items: center;
    }


    .hero-stat strong {

        grid-row:
            1 / 3;

        grid-column: 2;

        font-size: 1.3rem;
    }


    .result-grid,
    .final-grid {

        grid-template-columns: 1fr;
    }

}