/* ============================================
   Moovalto - LAYOUT
   Structures et grilles réutilisables
   ============================================ */

/* ========== CONTAINERS ========== */

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

.container-narrow {
    max-width: var(--max-width-narrow);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.container-fluid {
    width: 100%;
    padding: 0 var(--spacing-lg);
}

/* ========== SECTIONS ========== */

.section {
    padding: var(--spacing-3xl) 0;
}

.section-sm {
    padding: var(--spacing-2xl) 0;
}

.section-lg {
    padding: calc(var(--spacing-3xl) * 1.5) 0;
}

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

.flex {
    display: flex;
}

.flex-column {
    flex-direction: column;
}

.flex-row {
    flex-direction: row;
}

.flex-wrap {
    flex-wrap: wrap;
}

.flex-nowrap {
    flex-wrap: nowrap;
}

/* Justify content */
.justify-start {
    justify-content: flex-start;
}

.justify-center {
    justify-content: center;
}

.justify-end {
    justify-content: flex-end;
}

.justify-between {
    justify-content: space-between;
}

.justify-around {
    justify-content: space-around;
}

.justify-evenly {
    justify-content: space-evenly;
}

/* Align items */
.items-start {
    align-items: flex-start;
}

.items-center {
    align-items: center;
}

.items-end {
    align-items: flex-end;
}

.items-stretch {
    align-items: stretch;
}

.items-baseline {
    align-items: baseline;
}

/* Gaps */
.gap-xs {
    gap: var(--spacing-xs);
}

.gap-sm {
    gap: var(--spacing-sm);
}

.gap-md {
    gap: var(--spacing-md);
}

.gap-lg {
    gap: var(--spacing-lg);
}

.gap-xl {
    gap: var(--spacing-xl);
}

.gap-2xl {
    gap: var(--spacing-2xl);
}

/* ========== GRID SYSTEM ========== */

.grid {
    display: grid;
}

.grid-cols-1 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
}

.grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid-cols-12 {
    grid-template-columns: repeat(12, minmax(0, 1fr));
}

/* Grid gaps */
.grid-gap-sm {
    gap: var(--spacing-sm);
}

.grid-gap-md {
    gap: var(--spacing-md);
}

.grid-gap-lg {
    gap: var(--spacing-lg);
}

.grid-gap-xl {
    gap: var(--spacing-xl);
}

/* ========== HEADER BASE STRUCTURE ========== */
/* Styles de base pour les headers (les domaines ajouteront leurs spécificités) */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    transition: var(--transition-base);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

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

.logo {
    height: 40px;
    width: auto;
    max-width: 150px;
    display: block;
    object-fit: contain;
}

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

.nav-link {
    text-decoration: none;
    transition: var(--transition-base);
}

/* ========== FOOTER BASE STRUCTURE ========== */

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

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-bottom {
    border-top: 1px solid var(--color-border);
    padding-top: var(--spacing-lg);
    text-align: center;
}

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

/* Margin */
.m-0 { margin: 0; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.ml-0 { margin-left: 0; }
.mr-0 { margin-right: 0; }

.m-sm { margin: var(--spacing-sm); }
.mt-sm { margin-top: var(--spacing-sm); }
.mb-sm { margin-bottom: var(--spacing-sm); }

.m-md { margin: var(--spacing-md); }
.mt-md { margin-top: var(--spacing-md); }
.mb-md { margin-bottom: var(--spacing-md); }

.m-lg { margin: var(--spacing-lg); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-lg { margin-bottom: var(--spacing-lg); }

.m-xl { margin: var(--spacing-xl); }
.mt-xl { margin-top: var(--spacing-xl); }
.mb-xl { margin-bottom: var(--spacing-xl); }

/* Padding */
.p-0 { padding: 0; }
.pt-0 { padding-top: 0; }
.pb-0 { padding-bottom: 0; }

.p-sm { padding: var(--spacing-sm); }
.pt-sm { padding-top: var(--spacing-sm); }
.pb-sm { padding-bottom: var(--spacing-sm); }

.p-md { padding: var(--spacing-md); }
.pt-md { padding-top: var(--spacing-md); }
.pb-md { padding-bottom: var(--spacing-md); }

.p-lg { padding: var(--spacing-lg); }
.pt-lg { padding-top: var(--spacing-lg); }
.pb-lg { padding-bottom: var(--spacing-lg); }

.p-xl { padding: var(--spacing-xl); }
.pt-xl { padding-top: var(--spacing-xl); }
.pb-xl { padding-bottom: var(--spacing-xl); }

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

@media (max-width: 1024px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    .section {
        padding: var(--spacing-2xl) 0;
    }

    .grid-cols-4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .grid-cols-3 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .section {
        padding: var(--spacing-xl) 0;
    }

    .grid-cols-4,
    .grid-cols-3,
    .grid-cols-2 {
        grid-template-columns: 1fr;
    }

    .nav-menu {
        gap: var(--spacing-md);
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
}

/* ========== FULLSCREEN MOBILE LAYOUT ========== */
/* Layout spécifique pour applications mobiles full-screen */

.mobile-fullscreen {
    min-height: 100dvh; /* Dynamic viewport accounts for mobile address bar */
    height: 100dvh;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

/* Gradient background variant */
.mobile-fullscreen--gradient {
    background: linear-gradient(to bottom, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-primary) 100%);
}

/* Call zone / Header zone (40% height default) */
.mobile-fullscreen__header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 40vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 0;
    z-index: 1;
    overflow: visible;
    border-bottom: 2px solid var(--color-primary-alpha-10);
    transition: height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Full height variant (100dvh) */
.mobile-fullscreen__header--full {
    height: 100dvh;
    border-bottom: none;
}

/* Gradient overlay effect */
.mobile-fullscreen__header::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 30%, var(--color-primary-alpha-10) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, var(--color-primary-alpha-08) 0%, transparent 50%);
    pointer-events: none;
}

/* Content zone - bottom 60% */
.mobile-fullscreen__content {
    position: fixed;
    top: 40vh;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-background);
    border-radius: 24px 24px 0 0;
    padding: 1.5rem;
    overflow-y: auto;
    z-index: 2;
}

/* Full height content variant */
.mobile-fullscreen__content--full {
    top: 0;
    bottom: 140px; /* Space for footer */
    background: transparent;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

/* Content with safe areas for iOS/Android notches */
.mobile-fullscreen__safe-top {
    padding-top: max(1rem, calc(env(safe-area-inset-top) + 0.5rem));
}

.mobile-fullscreen__safe-bottom {
    padding-bottom: max(1rem, calc(env(safe-area-inset-bottom) + 0.5rem));
}

/* Timer/Badge positioned with safe area */
.mobile-fullscreen__badge {
    position: fixed;
    top: max(1rem, calc(env(safe-area-inset-top) + 0.5rem));
    left: 1rem;
    background: var(--color-primary);
    color: var(--color-text-inverse);
    padding: 0.4rem 0.8rem;
    border-radius: 16px;
    font-size: 0.72rem;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 200;
    box-shadow: var(--shadow-md);
}

/* Avatar/Icon centered */
.mobile-fullscreen__avatar {
    width: 130px;
    height: 130px;
    border-radius: 50%;
    background: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--color-text-inverse);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.mobile-fullscreen__avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Pulse animation for avatar */
.mobile-fullscreen__avatar--pulse {
    animation: fullscreenPulse 2s infinite;
}

@keyframes fullscreenPulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 var(--color-secondary-alpha-70);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 0 0 15px transparent;
    }
}

/* Content card in fullscreen mode */
.mobile-fullscreen__card {
    background: var(--color-background);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    margin-bottom: 1rem;
}

.mobile-fullscreen__card--enhanced {
    max-width: 500px;
    width: 100%;
    box-shadow: var(--shadow-xl);
    animation: fullscreenSlideUp 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Fixed bottom actions */
.mobile-fullscreen__footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-background);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--color-border);
    padding: 0.75rem;
    padding-bottom: max(0.75rem, env(safe-area-inset-bottom));
    z-index: 1000;
}

/* Utility classes */
.w-full {
    width: 100%;
}

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

.mb-1 {
    margin-bottom: 1rem;
}

.mt-1 {
    margin-top: 1rem;
}