:root {
    --primary: #3F3D56;
    --primary-rgb: 63, 61, 86;
    --primary-dark: #2E2C40;
    --secondary: #1E1E1E;
    --secondary-rgb: 30, 30, 30;
    --secondary-light: #282828;
    --accent: #5A5A89;
    --accent-rgb: 90, 90, 137;
    --accent-dark: #484872;
    --bg: #F0F0F5;
    --text: #5A5A89;
    --shadow-color: rgba(63, 61, 86, 0.2);
    --shadow-hover: rgba(63, 61, 86, 0.4);
    --white: #FFFFFF;
    --black: #000000;
    --black-rgb: 0, 0, 0;
}

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

body {
    font-family: 'Space Grotesk', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

/* Header et navigation */
header {
    position: static;
    top: 0;
    width: 100%;
    background: rgba(63, 61, 86, 0.8);
    padding: 1rem 2rem;
    z-index: 100;
    margin-bottom: 2rem;
}

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

.logo {
    font-family: "Orbitron", sans-serif;
    font-size: 1.5rem;
    color: var(--white);
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 1rem;
    margin: 0;
    padding: 0;
}

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

.nav-links li a {
    color: var(--white);
    text-decoration: none;
    font-size: 1rem;
    font-family: "Space Grotesk", sans-serif;
    transition: color 0.3s ease;
    padding: 5px 10px;
}

.nav-links li a:hover {
    background-color: rgba(255, 255, 255, 0.103);
    border-radius: 20px;
}

.hamburger {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--white);
    cursor: pointer;
}

/* User menu */
.user-menu {
    position: relative;
}

.user-toggle {
    display: flex;
    align-items: center;
    cursor: pointer;
}

.user-dropdown {
    position: absolute;
    right: 0;
    top: 100%;
    background: var(--white);
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
    min-width: 220px;
    margin-top: 1rem;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

.user-dropdown.show {
    opacity: 1;
    transform: translateY(0);
}

.user-header {
    display: flex;
    align-items: center;
    padding: 1rem;
    background: var(--bg);
}

.user-avatar {
    font-size: 2.5rem;
    margin-right: 1rem;
    color: var(--primary);
}

.user-details {
    line-height: 1.4;
}

.user-name {
    font-weight: 600;
    display: block;
    color: var(--primary);
}

.user-role {
    font-size: 0.8rem;
    color: var(--accent);
}

.dropdown-divider {
    border-top: 1px solid rgba(0,0,0,0.1);
}

.dropdown-item {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1rem;
    color: var(--accent) !important;
    text-decoration: none;
    transition: all 0.2s ease;
}

.dropdown-item:hover {
    background: var(--bg);
}

.dropdown-item i {
    margin-right: 0.75rem;
    width: 20px;
    text-align: center;
}

.login-icon {
    padding: 0.5rem;
    transition: all 0.3s ease;
}

.login-icon:hover {
    background: rgba(255,255,255,0.15);
}

.hidden {
    display: none !important;
}

h1 {
    font-size: 3.5rem;
    text-shadow: 3px 3px 0 rgba(0,0,0,0.1);
    color: var(--white);
    mix-blend-mode: overlay;
    margin: 0;
}

header p {
    color: var(--white);
    opacity: 0.9;
    font-size: 1.2rem;
    margin-top: 0.5rem;
}

#add-airplane-btn {
    background: var(--accent);
    color: var(--white);
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Space Grotesk', sans-serif;
}

#add-airplane-btn:hover {
    background: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px var(--shadow-hover);
}

/* Styles de la modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    z-index: 1000;
}

.modal.show {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    max-width: 800px;
    width: 90%;
    transform: translateY(-20px);
    transition: transform 0.3s ease;
    position: relative;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.modal.show .modal-content {
    transform: translateY(0);
}

.close-btn {
    background: transparent;
    border: none;
    font-size: 1.8rem;
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    cursor: pointer;
    color: #3F3D56;
    transition: transform 0.3s ease;
}

.close-btn:hover {
    transform: rotate(90deg);
}

.modal-content h2 {
    color: #3F3D56;
    font-family: 'Orbitron', sans-serif;
    margin-bottom: 1.5rem;
    text-align: center;
    font-size: 1.8rem;
}

.modal-form {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

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

.form-group label {
    margin-bottom: 0.3rem;
    font-weight: bold;
    color: #3F3D56;
}

.modal-form input,
.modal-form select,
.modal-form textarea {
    padding: 0.8rem;
    border: 2px solid var(--accent);
    border-radius: 8px;
    font-family: 'Space Grotesk', sans-serif;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.modal-form input:focus,
.modal-form select:focus,
.modal-form textarea:focus {
    border-color: var(--accent);
    outline: none;
    box-shadow: 0 0 8px rgba(63, 61, 86, 0.4);
}

textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group-full {
    grid-column: 1 / -1;
}

.save-btn {
    grid-column: 1 / -1;
    background: linear-gradient(45deg, #3F3D56, #5A5A89);
    color: var(--white);
    padding: 1rem;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    font-weight: bold;
    text-align: center;
}

.save-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(63, 61, 86, 0.4);
}

.sorting-controls {
    max-width: 1200px;
    margin: -1rem auto 2rem;
    padding: 0 20px;
    text-align: right;
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

.custom-select {
    position: relative;
    display: inline-block;
    width: 200px;
}

#sort-select, #country-select, #generation-select, #type-select {
    background: var(--secondary);
    color: var(--white);
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 30px;
    font-family: 'Space Grotesk', sans-serif;
    cursor: pointer;
    box-shadow: 0 4px 15px var(--shadow-color);
    appearance: none;
    width: 100%;
    padding-right: 2.5rem;
}

#sort-select:hover, #country-select:hover, #generation-select:hover, #type-select:hover {
    background-color: var(--primary);
}

.custom-select .fa-chevron-down {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--white);
    pointer-events: none;
    transition: transform 0.3s ease;
}

.custom-select.open .fa-chevron-down {
    transform: translateY(-50%) rotate(180deg);
}

.generation-select, .type-select {
    position: relative;
    display: inline-block;
    width: 200px;
}

#airplanes-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 15px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.airplane-card {
    width: 250px;
    height: 350px;
    background: var(--white);
    border-radius: 8px;
    box-shadow: 0 4px 8px var(--shadow-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden;
    margin: 10px;
    cursor: pointer;
}

.image-container {
    height: 150px;
    background: var(--bg);
    overflow: hidden;
}

.airplane-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.airplane-content {
    padding: 10px;
}

.airplane-card h3 {
    font-family: 'Orbitron', sans-serif;
    color: var(--primary);
    margin: 10px 0;
    font-size: 1.2rem;
}

.airplane-card p {
    color: var(--text);
    opacity: 0.9;
    font-size: 0.9rem;
    line-height: 1.4;
    margin: 0;
}

.airplane-info {
    margin-top: 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.info-badge {
    background: rgba(var(--secondary-rgb), 0.05);
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    color: var(--secondary);
    border: 1px solid rgba(var(--secondary-rgb), 0.1);
    margin: 0.2rem;
    display: inline-block;
}

.separator {
    color: var(--primary);
    padding: 0 0.3rem;
    font-weight: bold;
}

.country-badge {
    background: rgba(var(--accent-rgb), 0.1);
    border-color: var(--accent);
}

.type-badge {
    background: rgba(var(--primary-rgb), 0.1);
    border-color: var(--primary);
}

.airplane-card:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 16px var(--shadow-hover);
}

.airplane-card:hover img {
    transform: scale(1.1);
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin: 2rem 0;
    padding: 1rem;
}

.pagination button {
    background: var(--secondary);
    color: var(--white);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s;
}

.pagination button:hover:not(:disabled) {
    background: var(--primary);
}

.pagination button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination span {
    align-self: center;
    font-weight: bold;
    color: var(--text);
}

footer {
    background: var(--primary);
    text-align: center;
    padding: 1rem;
    color: var(--white);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 1200px) {
    #airplanes-container {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
}

@media (max-width: 768px) {
    header {
        padding: 1rem;
    }
    nav {
        position: relative;
        flex-wrap: wrap;
    }
    .hamburger {
        display: block;
    }
    .nav-links {
        display: none;
        flex-direction: column;
        width: 100%;
        position: absolute;
        top: 60px;
        left: 0;
        background: var(--primary);
        padding: 1rem;
        z-index: 1000;
    }
    .nav-links.show {
        display: flex;
    }
    .nav-links li {
        width: 100%;
        justify-content: center;
        margin: 0.5rem 0;
    }
    .user-dropdown {
        position: static;
        width: 100%;
        margin-top: 0.5rem;
    }
    .sorting-controls {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    .custom-select {
        width: 100%;
        max-width: 300px;
    }
    #add-airplane-btn {
        width: 100%;
        max-width: 300px;
    }
    #airplanes-container {
        grid-template-columns: 1fr;
    }
    .airplane-card {
        width: 100%;
        height: auto;
        margin: 10px 0;
    }
    .image-container {
        height: 200px;
    }
    .airplane-content {
        padding: 5px;
    }
    .airplane-card h3 {
        font-size: 1rem;
    }
    .airplane-card p {
        font-size: 0.8rem;
    }
    .info-badge {
        font-size: 0.7rem;
        padding: 0.2rem 0.5rem;
    }
    .modal-content {
        width: 95%;
        padding: 1rem;
    }
    .modal-form {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 1.2rem;
    }
    .hamburger {
        font-size: 1.2rem;
    }
    .nav-links li a {
        font-size: 0.9rem;
    }
    h2 {
        font-size: 1.3rem;
    }
    .save-btn {
        font-size: 0.9rem;
        padding: 0.8rem;
    }
    .airplane-card {
        margin: 5px 0;
    }
    .image-container {
        height: 150px;
    }
    .airplane-content {
        padding: 3px;
    }
    .airplane-card h3 {
        font-size: 0.9rem;
    }
    .airplane-card p {
        font-size: 0.7rem;
    }
    .info-badge {
        font-size: 0.6rem;
        padding: 0.1rem 0.4rem;
    }
}