/* Variables CSS pour faciliter les ajustements futurs */
:root {
    --primary-color: #18534F;
    --secondary-color: #226D68;
    --background-color: #ECF8F6;
    --accent-color: #FEEAA1;
    --complementary-color: #D6955B;
    --text-color: #333333;
    --header-background: #18534F;
    --header-hover: #226D68;
    --button-background: #D6955B;
    --button-hover: #FEEAA1;
    --body-background: #f5fbff;
    --card-bg: #d1f0ff;
    --card-text: #005f88;
    --white: #ffffff;
    --result-impossible-bg: #000000;
    --result-low-bg: #d62828;
    --result-medium-bg: #ffcc00;
    --result-high-bg: #28a745;
}

/* Reset CSS pour éliminer les marges et paddings par défaut */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Styles globaux */
body, html {
    font-family: 'Poppins', sans-serif;
    background-color: var(--body-background);
    color: var(--text-color);
    width: 100%;
    height: 100%;
    font-size: 14px;
}

/* En-tête */
header {
    background-color: var(--header-background);
    color: var(--white);
    padding: 12px 10px;
    text-align: center;
    transition: background-color 0.3s ease;
    width: 100%;
}

header:hover {
    background-color: var(--header-hover);
}

header h1 {
    font-size: 1.5em;
    margin-bottom: 6px;
    font-weight: 500;
}

header p {
    font-size: 0.9em;
    font-weight: 300;
    max-width: 600px;
    margin: 0 auto;
    color: var(--white);
}

/* Conteneur principal */
.container {
    max-width: 1200px;
    width: 100%;
    background: var(--white);
    border-radius: 15px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    overflow: visible;
    padding: 12px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
    margin: 0 auto;
}

/* Sections */
.section {
    background: var(--background-color);
    padding: 10px;
    border-radius: 12px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.section:hover {
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.1); /* Ombre plus légère au survol */
    transform: translateY(-3px); /* Légère élévation lors du survol */
}

/* Titres des sections */
.section h2 {
    color: var(--primary-color);
    font-size: 1.2em;
    margin-bottom: 8px;
    text-align: center;
}

/* Cartes de spécialités (boutons) – dimensions identiques */
.specialty-card {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    max-width: none;
    min-height: 72px;
    height: 72px;
    margin: 4px 0;
    padding: 8px 6px;
    border: none;
    border-radius: 8px;
    background-color: var(--card-bg);
    color: var(--card-text);
    font-family: inherit;
    font-size: 0.8em;
    font-weight: bold;
    text-align: center;
    cursor: pointer;
    transition: all 0.25s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    box-sizing: border-box;
    overflow: hidden;
}

.specialty-card:hover {
    background-color: var(--accent-color);
    color: var(--primary-color);
    transform: scale(1.05);
}

.specialty-card:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.specialty-card.selected {
    background-color: var(--complementary-color);
    color: var(--white);
}

.interest-card,
.option-card {
    background-color: var(--card-bg);
    color: var(--card-text);
    padding: 10px;
    margin: 6px 0;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    font-weight: bold;
    font-size: 0.9em;
}

.interest-card:hover,
.option-card:hover {
    background-color: var(--accent-color);
    color: var(--primary-color);
    transform: scale(1.05);
}

.interest-card.selected,
.option-card.selected {
    background-color: var(--complementary-color);
    color: var(--white);
}

button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

button:disabled:hover {
    background-color: var(--button-background);
    transform: none;
}

/* Boutons */
button,
#analyze-button {
    display: block;
    width: 100%;
    margin-top: 8px;
    padding: 8px 16px;
    background-color: var(--button-background); /* #D6955B */
    color: #ffffff; /* Texte en blanc */
    border: none;
    border-radius: 10px; /* Ajout d'arrondis pour les boutons */
    cursor: pointer;
    font-weight: bold;
    font-size: 14px; /* Taille de police ajustée à 14px */
    transition: background-color 0.3s ease, transform 0.3s ease;
    max-width: 200px; /* Augmentation de la largeur maximale des boutons */
    margin-left: auto;
    margin-right: auto;
}

button:hover,
#analyze-button:hover {
    background-color: var(--button-hover);
    transform: scale(1.05);
}

button:focus-visible,
#analyze-button:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Section Résultats */
.result-box {
    margin-top: 8px;
    padding: 8px;
    border-radius: 15px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    text-align: center;
    position: relative;
    transition: transform 0.3s ease;
    background-color: var(--background-color); /* #ECF8F6 */
}

.result-box:hover {
    transform: scale(1.05);
}

.result-box .result-text {
    font-size: 1.6em; /* Taille de police agrandie pour les résultats */
    font-weight: 700;
    padding: 8px;
    border-radius: 10px;
}

.result-impossible {
    background-color: var(--result-impossible-bg);
    color: var(--white);
    padding: 8px;
    border-radius: 10px;
    font-size: 1.2em;
}

.result-impossible-explanation {
    background-color: var(--result-impossible-bg);
    color: var(--white);
    padding: 12px;
    border-radius: 10px;
    font-size: 0.95em;
    font-weight: 500;
    border: none;
}

.result-low {
    background-color: var(--result-low-bg);
    color: var(--white);
    padding: 8px;
    border-radius: 10px;
    font-size: 1.2em;
}

.result-medium {
    background-color: var(--result-medium-bg);
    color: #1a1a1a;
    padding: 8px;
    border-radius: 10px;
    font-size: 1.2em;
}

.result-high {
    background-color: var(--result-high-bg);
    color: var(--white);
    padding: 8px;
    border-radius: 10px;
    font-size: 1.2em;
}

.message-inline {
    margin-top: 10px;
    padding: 10px;
    border-radius: 10px;
    font-size: 0.95em;
}

.message-inline.message-error {
    background-color: #ffebee;
    color: #c62828;
    border: 1px solid #ef9a9a;
}

.message-inline.message-info {
    background-color: #e3f2fd;
    color: #1565c0;
    border: 1px solid #90caf9;
}

.terminale-hint {
    padding: 12px;
    margin: 10px 0;
    background-color: #e8f5e9;
    color: #2e7d32;
    border-radius: 10px;
    font-size: 0.95em;
    border: 1px solid #a5d6a7;
}

.techno-voies-box {
    margin-top: 20px;
    padding: 15px;
    background: var(--background-color);
    border-radius: 15px;
    border: 1px solid var(--secondary-color);
}

.techno-voies-box .techno-voies-intro {
    margin-bottom: 12px;
    font-size: 1em;
    color: var(--text-color);
}

.techno-voies-box .techno-voies-heading {
    color: var(--primary-color);
    font-size: 1.05em;
    margin: 12px 0 6px 0;
}

.techno-voies-box .techno-voies-heading:first-of-type {
    margin-top: 0;
}

.techno-voies-box .techno-voies-links {
    list-style: none;
    padding-left: 0;
    margin: 0 0 10px 0;
}

.techno-voies-box .techno-voies-links li {
    margin: 4px 0;
}

.techno-voies-box .techno-voies-links a {
    color: var(--secondary-color);
    text-decoration: underline;
}

.techno-voies-box .techno-voies-links a:hover {
    color: var(--primary-color);
}

.specialty-links-section {
    margin-top: 0;
    padding: 15px;
    background: var(--background-color);
    border-radius: 15px;
    border: 1px solid rgba(0, 0, 0, 0.08);
}

.specialty-links-section h3 {
    color: var(--primary-color);
    font-size: 1.1em;
    margin-bottom: 10px;
}

.specialty-links-section #specialty-links-list {
    list-style: none;
    padding-left: 0;
    margin: 0;
    font-size: 0.95em;
}

.specialty-links-section #specialty-links-list li {
    margin: 6px 0;
    padding-left: 0;
}

.specialty-links-section #specialty-links-list a {
    color: var(--secondary-color);
    text-decoration: underline;
}

.specialty-links-section #specialty-links-list a:hover {
    color: var(--primary-color);
}

.legend-block {
    margin-top: 20px;
    padding: 15px;
    background: var(--background-color);
    border-radius: 15px;
    border: 1px solid rgba(0, 0, 0, 0.08);
}

.legend-block h3 {
    color: var(--primary-color);
    font-size: 1.1em;
    margin-bottom: 10px;
}

.legend-block ul {
    list-style: none;
    font-size: 0.9em;
    color: var(--text-color);
}

.legend-block li {
    margin: 6px 0;
    padding-left: 0;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

#matrix-status {
    padding: 10px;
    margin: 10px 0;
    border-radius: 10px;
    text-align: center;
}

#matrix-status:empty {
    display: none;
}

#matrix-status.loading {
    background-color: #fff3e0;
    color: #e65100;
}

#matrix-status.error {
    background-color: #ffebee;
    color: #c62828;
}

#matrix-status.error button {
    margin-top: 8px;
}

main {
    padding: 20px 10px 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.reset-wrapper {
    text-align: center;
    margin-top: 15px;
}

footer {
    text-align: center;
    padding: 15px 10px;
    color: var(--text-color);
    font-size: 0.9em;
}

/* Media Queries pour la Responsivité */

/* Écrans moyens : 2 colonnes Première | Terminale, puis Présentation des spécialités en pleine largeur */
@media (min-width: 900px) {
    .container {
        max-width: 1200px;
        grid-template-columns: 1fr 1fr;
    }

    #specialty-links-section {
        grid-column: 1 / -1;
        margin-top: 0;
    }

    #specialty-links-list {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0 20px;
    }
}

/* Grands écrans : 3 colonnes, largeur augmentée, cartes Première en 2 colonnes */
@media (min-width: 1280px) {
    main {
        max-width: 1600px;
    }

    .container {
        max-width: 1600px;
        grid-template-columns: 1fr 1fr 1fr;
    }

    #specialty-links-section {
        grid-column: auto;
    }

    .specialty-links-section h3 {
        font-size: 1.05em;
    }

    .specialty-links-section #specialty-links-list {
        font-size: 0.88em;
    }

    #specialty-links-list {
        display: block;
    }

    #specialties-premiere {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 4px;
    }

    #specialties-premiere .specialty-card {
        margin: 0;
    }
}

@media (max-width: 899px) {
    .section {
        width: 100%;
    }
}

@media (max-width: 768px), (max-width: 576px) {
    .container {
        padding: 10px;
    }

    .section {
        padding: 10px;
    }

    header h1 {
        font-size: 1.5em;
    }

    .specialty-card,
    .interest-card,
    .option-card {
        font-size: 0.9em;
        padding: 8px;
    }

    button,
    #analyze-button {
        padding: 10px 20px;
        font-size: 14px;
        max-width: 200px;
    }
}