/* ============================================
   GIRAULT CONCEPTIONS - Page Vitrine Applications
   Charte graphique officielle
   ============================================ */

:root {
    /* Couleurs Girault Conceptions */
    --color-primary: #005f9e;
    --color-primary-dark: #004a7c;
    --color-primary-light: #0077b6;
    --color-secondary: #fdbb2d;
    --color-secondary-dark: #e5a820;
    --color-secondary-light: #ffc94d;

    /* Couleurs neutres */
    --color-white: #ffffff;
    --color-background: #f8fafc;
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;

    /* Couleurs de statut */
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;

    /* Typography */
    --font-family: 'Lato', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-bold: 700;
    --font-weight-black: 900;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;

    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;
}

/* ============================================
   RESET & BASE
   ============================================ */

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-family);
    font-weight: var(--font-weight-regular);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-gray-700);
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

/* ============================================
   UTILITIES
   ============================================ */

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.highlight {
    color: var(--color-secondary);
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-family);
    font-weight: var(--font-weight-bold);
    font-size: 0.875rem;
    line-height: 1.5;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    white-space: nowrap;
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1rem;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--color-secondary);
    color: var(--color-gray-900);
    border-color: var(--color-secondary);
}

.btn-secondary:hover {
    background: var(--color-secondary-dark);
    border-color: var(--color-secondary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

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

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

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--color-white);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo img {
    height: 40px;
    width: auto;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-800);
}

.nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav-link {
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-600);
    position: relative;
    padding: var(--spacing-sm) 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-normal);
}

.nav-link:hover {
    color: var(--color-primary);
}

.nav-link:hover::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-gray-700);
    transition: all var(--transition-fast);
}

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

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 72px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    z-index: -1;
}

.hero-background::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-content {
    text-align: center;
    color: var(--color-white);
    padding: var(--spacing-3xl) 0;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: var(--font-weight-black);
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    font-weight: var(--font-weight-light);
    max-width: 600px;
    margin: 0 auto var(--spacing-2xl);
    opacity: 0.9;
}

.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    line-height: 0;
}

.hero-wave svg {
    width: 100%;
    height: auto;
}

/* ============================================
   APPLICATIONS SECTION
   ============================================ */

.applications {
    padding: var(--spacing-3xl) 0;
    background: var(--color-background);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-800);
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-500);
    max-width: 600px;
    margin: 0 auto;
}

.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-xl);
}

/* App Card */
.app-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.app-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.app-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    font-weight: var(--font-weight-black);
    color: var(--color-white);
    margin-bottom: var(--spacing-lg);
}

.app-card h3 {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-800);
    margin-bottom: var(--spacing-sm);
}

.app-card .description {
    color: var(--color-gray-500);
    font-size: 0.9375rem;
    flex-grow: 1;
    margin-bottom: var(--spacing-lg);
}

.badge-prod {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: 0.8125rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-lg);
    width: fit-content;
}

.app-card .btn {
    width: 100%;
    justify-content: center;
}

/* Loading State */
.loading-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--spacing-3xl);
    color: var(--color-gray-500);
}

.loader {
    width: 48px;
    height: 48px;
    border: 3px solid var(--color-gray-200);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-lg);
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: var(--spacing-3xl);
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

.empty-icon {
    color: var(--color-gray-300);
    margin-bottom: var(--spacing-lg);
}

.empty-state h3 {
    font-size: 1.25rem;
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-sm);
}

.empty-state p {
    color: var(--color-gray-500);
}

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

.services {
    padding: var(--spacing-3xl) 0;
    background: var(--color-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.service-card {
    text-align: center;
    padding: var(--spacing-xl);
}

.service-icon {
    width: 72px;
    height: 72px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    color: var(--color-white);
}

.service-card h3 {
    font-size: 1.125rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-800);
    margin-bottom: var(--spacing-sm);
}

.service-card p {
    color: var(--color-gray-500);
    font-size: 0.9375rem;
}

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

.cta {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
}

.cta-content {
    text-align: center;
    color: var(--color-white);
}

.cta h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
}

.cta p {
    font-size: 1.125rem;
    opacity: 0.9;
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

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

.footer {
    background: var(--color-gray-900);
    color: var(--color-gray-400);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    height: 40px;
    width: auto;
    margin-bottom: var(--spacing-md);
    filter: brightness(0) invert(1);
}

.footer-links h4 {
    font-size: 0.875rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-lg);
}

.footer-links a {
    display: block;
    margin-bottom: var(--spacing-sm);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-secondary);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-gray-800);
    font-size: 0.875rem;
}

.footer-legal {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-legal a:hover {
    color: var(--color-white);
}

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

/* Tablet */
@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }

    .footer-brand {
        grid-column: 1 / -1;
        max-width: none;
        text-align: center;
    }

    .footer-logo {
        margin: 0 auto var(--spacing-md);
    }
}

@media (max-width: 768px) {
    .nav {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--color-white);
        flex-direction: column;
        padding: var(--spacing-lg);
        gap: var(--spacing-md);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
    }

    .nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .header .btn-primary {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }

    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero-title {
        font-size: 2rem;
    }

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

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-links {
        text-align: center;
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}

/* Mobile */
@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    .hero-title {
        font-size: 1.75rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .app-card {
        padding: var(--spacing-lg);
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.app-card {
    animation: fadeInUp 0.6s ease forwards;
}

.app-card:nth-child(1) { animation-delay: 0.1s; }
.app-card:nth-child(2) { animation-delay: 0.2s; }
.app-card:nth-child(3) { animation-delay: 0.3s; }
.app-card:nth-child(4) { animation-delay: 0.4s; }
.app-card:nth-child(5) { animation-delay: 0.5s; }
.app-card:nth-child(6) { animation-delay: 0.6s; }

/* ============================================
   AUTH MODAL & USER INFO
   ============================================ */

.hidden {
    display: none !important;
}

/* User info in header */
.user-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.user-greeting {
    font-size: 0.875rem;
    color: var(--color-gray-600);
}

.user-greeting strong {
    color: var(--color-primary);
}

.btn-outline-dark {
    background: transparent;
    color: var(--color-gray-700);
    border: 2px solid var(--color-gray-300);
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.8125rem;
}

.btn-outline-dark:hover {
    background: var(--color-gray-100);
    border-color: var(--color-gray-400);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.8125rem;
}

/* Auth Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.auth-modal {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    width: 100%;
    max-width: 400px;
    box-shadow: var(--shadow-xl);
    position: relative;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--color-gray-400);
    cursor: pointer;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--color-gray-100);
    color: var(--color-gray-700);
}

.modal-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.modal-logo {
    height: 50px;
    width: auto;
    margin: 0 auto var(--spacing-md);
}

.modal-header h2 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-800);
    margin-bottom: var(--spacing-xs);
}

.modal-header p {
    color: var(--color-gray-500);
    font-size: 0.9375rem;
}

.login-form .form-group {
    margin-bottom: var(--spacing-lg);
}

.login-form label {
    display: block;
    font-size: 0.875rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-sm);
}

.login-form input {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-family);
    transition: all var(--transition-fast);
}

.login-form input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 95, 158, 0.1);
}

.login-form input::placeholder {
    color: var(--color-gray-400);
}

.error-msg {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-error);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.btn-block {
    width: 100%;
}

/* App card permissions badges */
.app-permissions {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.permission-badge {
    font-size: 0.6875rem;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
}

.permission-badge.prod {
    background: rgba(16, 185, 129, 0.1);
    color: #059669;
}

.permission-badge.beta {
    background: rgba(245, 158, 11, 0.1);
    color: #d97706;
}

.permission-badge.admin {
    background: rgba(139, 92, 246, 0.1);
    color: #7c3aed;
}

/* App card buttons for authenticated users */
.app-card .btn-group {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.app-card .btn-group .btn {
    flex: 1;
    min-width: 0;
    font-size: 0.8125rem;
    padding: var(--spacing-sm) var(--spacing-md);
}

.btn-success {
    background: var(--color-success);
    color: var(--color-white);
    border-color: var(--color-success);
}

.btn-success:hover {
    background: #059669;
    border-color: #059669;
}

.btn-warning {
    background: var(--color-warning);
    color: var(--color-gray-900);
    border-color: var(--color-warning);
}

.btn-warning:hover {
    background: #d97706;
    border-color: #d97706;
}

/* Responsive auth */
@media (max-width: 768px) {
    .auth-buttons,
    .user-info {
        display: none;
    }

    .nav.active .auth-buttons,
    .nav.active .user-info {
        display: flex;
        flex-direction: column;
        width: 100%;
        margin-top: var(--spacing-md);
        padding-top: var(--spacing-md);
        border-top: 1px solid var(--color-gray-200);
    }

    .auth-modal {
        margin: var(--spacing-md);
        padding: var(--spacing-xl);
    }
}