/* Modal System Variables */
:root {
    --modal-z-index: 10000;
    --modal-backdrop-bg: rgba(0, 0, 0, 0.75);
    --modal-backdrop-blur: 4px;
    --modal-desktop-width: 480px;
    --modal-transition-duration: 0.3s;
}

/* Modal Overlay - Container for the entire modal system */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    /* Safari iOS: accounts for dynamic browser chrome */
    z-index: var(--modal-z-index);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    /* Smooth scroll on iOS */
    box-sizing: border-box;
    display: flex;
    justify-content: center;
    visibility: hidden;
    opacity: 0;
    transition: visibility 0s linear var(--modal-transition-duration), opacity var(--modal-transition-duration);
}

.modal-overlay.active {
    visibility: visible;
    opacity: 1;
    transition-delay: 0s;
}

/* Modal Content - The actual card/window */
.modal-overlay .modal-content {
    background: var(--bg-primary, #ffffff);
    display: flex;
    flex-direction: column;
    position: relative;
    padding: 0 !important; /* Overrides legacy styles.css */
    transform: translateY(20px);
    transition: none;
    /* Explicitly disable transition on close to prevent downward animation */
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
    transition: transform var(--modal-transition-duration) cubic-bezier(0.16, 1, 0.3, 1);
}

/* Ensure no transition when closing - override any inherited transition */
.modal-overlay:not(.active) .modal-content {
    transition: none !important;
}

/* Modal Header — neutral fallback, rarely used directly now */
.modal-header {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--space-md, 16px) var(--space-lg, 20px);
    border-bottom: 1px solid var(--border-primary, #e0e0e0);
    margin-bottom: 0;
    flex-shrink: 0;
}

.modal-title {
    font-size: var(--font-size-xl, 1.25rem);
    font-weight: 700;
    color: var(--text-primary, #333);
    margin: 0;
    text-align: center;
}

.modal-close-btn {
    display: none; /* Deprecated in favor of bottom footer buttons */
}

/* Modal Body */
.modal-body {
    padding: var(--space-lg, 20px);
    flex: 1;
    overflow-y: auto;
    color: var(--text-secondary, #666);
    line-height: 1.6;
}

/* Modal Footer */
.modal-footer {
    padding: var(--space-lg, 20px);
    border-top: 1px solid var(--border-primary, #e0e0e0);
    display: flex;
    justify-content: flex-end;
    gap: var(--space-md, 12px);
    flex-shrink: 0;
    background: var(--bg-secondary, #fafafa);
}

/* 
   RESPONSIVE BEHAVIOR 
   -------------------
*/

/* Mobile: Fullscreen "Page" Experience */
@media (max-width: 1024px) {
    .modal-overlay {
        background: var(--bg-primary, #ffffff);
        align-items: flex-start;
        padding: 0 !important;
        margin: 0 !important;
        width: 100vw !important;
        height: 100vh !important;
        height: 100dvh !important;
        /* Safari iOS dynamic viewport */
        top: 0 !important;
        left: 0 !important;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .modal-overlay .modal-content {
        width: 100% !important;
        max-width: none !important;
        /* Fill the full viewport — prevents overlay background from showing below footer */
        height: 100dvh !important;
        height: -webkit-fill-available !important;
        min-height: 100dvh;
        margin: 0 !important;
        border-radius: 0 !important;
        box-shadow: none !important;
        border: none !important;
        display: flex;
        flex-direction: column;
    }

    /* Push the modal content BELOW the notch but let the gradient visually fill it.
       Strategy: .modal-content has NO top padding (gradient fills the notch with its
       background color), but the gradient header itself pads its CONTENT (icon + title)
       below the notch using env(safe-area-inset-top). */

    /* Force gradient header to span full width on mobile. */
    .modal-header-gradient {
        border-radius: 0 !important;
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        justify-content: center !important;
        padding-top: calc(var(--space-xl, 24px) + env(safe-area-inset-top, 0px)) !important;
        padding-bottom: var(--space-xl, 24px) !important;
        padding-left: calc(var(--space-md, 16px) + env(safe-area-inset-left, 0px)) !important;
        padding-right: calc(var(--space-md, 16px) + env(safe-area-inset-right, 0px)) !important;
    }

    .modal-title {
        text-align: center;
        color: white;
    }

    .modal-body {
        padding: var(--space-md, 12px);
        padding-left: calc(var(--space-md, 12px) + env(safe-area-inset-left));
        padding-right: calc(var(--space-md, 12px) + env(safe-area-inset-right));
        flex: 1 1 auto;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .modal-body .modal-header-gradient {
        /* When gradient header is inside body (noPadding=false flows), stretch to body edges */
        margin-left: calc((var(--space-md, 12px) + env(safe-area-inset-left)) * -1);
        margin-right: calc((var(--space-md, 12px) + env(safe-area-inset-right)) * -1);
        /* Offset body padding so header starts from screen edge */
    }

    .modal-footer {
        flex-direction: column-reverse;
        flex-shrink: 0;
        margin-top: auto;
        padding-bottom: calc(var(--space-md, 12px) + env(safe-area-inset-bottom, 0px));
        padding-top: var(--space-sm, 8px);
        padding-left: calc(var(--space-md, 12px) + env(safe-area-inset-left, 0px));
        padding-right: calc(var(--space-md, 12px) + env(safe-area-inset-right, 0px));
        background: var(--bg-secondary, #fafafa);
        z-index: 1;
        border-top: 1px solid var(--border-color, rgba(0,0,0,0.1));
    }

    .modal-footer button,
    .modal-footer .btn {
        width: 100%;
        margin: 0;
        margin-top: var(--space-xs, 4px);
        padding: 10px 16px !important;
        font-size: 0.95rem !important;
    }
}

/* Desktop: Centered "Card" Experience */
@media (min-width: 1025px) {
    .modal-overlay {
        background: var(--modal-backdrop-bg);
        backdrop-filter: blur(var(--modal-backdrop-blur));
        align-items: center;
        padding: var(--space-lg, 20px);
    }

    .modal-overlay .modal-content {
        width: 100%;
        max-width: var(--modal-desktop-width);
        max-height: 90vh;
        /* Prevent getting too tall */
        border-radius: var(--radius-lg, 12px);
        box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
        overflow: hidden;
        /* Clip corners */
    }

    /* Generic modals (modal-no-padding) use column buttons on desktop too */
    .modal-content.modal-no-padding .modal-footer {
        flex-direction: column-reverse;
        padding: var(--space-lg, 20px);
        padding-bottom: var(--space-lg, 20px);
    }

    .modal-content.modal-no-padding .modal-footer button,
    .modal-content.modal-no-padding .modal-footer .btn {
        width: 100%;
    }

    /* Scroll body internally on desktop if too tall */
    .modal-body {
        max-height: 60vh;
    }
}

/* 
   VARIANT STYLES 
   --------------
*/

/* Alert Variants (Success, Danger, Warning, Info) */
.modal-status-icon {
    font-size: 3rem;
    margin-bottom: var(--space-md, 16px);
    display: block;
    text-align: center;
    animation: modalBounce 1s ease-in-out infinite;
}

.modal-header-gradient {
    padding: var(--space-xl, 24px) var(--space-lg, 20px);
    padding-top: calc(var(--space-xl, 24px) + env(safe-area-inset-top));
    padding-left: calc(var(--space-lg, 20px) + env(safe-area-inset-left));
    padding-right: calc(var(--space-lg, 20px) + env(safe-area-inset-right));
    text-align: center;
    color: white;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    /* Default brand background — overridden by variant classes */
    background: linear-gradient(135deg, #6D1A2E 0%, #951F27 100%);
    border-radius: var(--radius-xl, 12px) var(--radius-xl, 12px) 0 0;
}

/* Modals that take 100% width and drop parent padding */
.modal-content.modal-no-padding {
    padding: 0 !important;
    overflow-x: hidden;
}

.modal-content.modal-no-padding .modal-header-gradient {
    margin: 0 !important;
    width: 100%;
    box-sizing: border-box;
}

.modal-content.modal-no-padding .modal-body {
    padding: var(--space-xl, 24px);
    padding-left: calc(var(--space-xl, 24px) + env(safe-area-inset-left));
    padding-right: calc(var(--space-xl, 24px) + env(safe-area-inset-right));
    max-height: 60vh;
    overflow-y: auto;
}

.modal-content.modal-no-padding .modal-footer {
    padding: var(--space-lg, 20px) var(--space-xl, 24px);
    padding-bottom: calc(var(--space-xl, 24px) + env(safe-area-inset-bottom));
}

@media (max-width: 1024px) {
    .modal-content.modal-no-padding .modal-body {
        padding: var(--space-md, 16px);
        padding-left: calc(var(--space-md, 16px) + env(safe-area-inset-left));
        padding-right: calc(var(--space-md, 16px) + env(safe-area-inset-right));
        flex: 1 1 auto;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .modal-content.modal-no-padding .modal-footer {
        padding: var(--space-md, 16px);
        padding-top: var(--space-md, 16px);
        padding-bottom: calc(var(--space-lg, 20px) + env(safe-area-inset-bottom));
        flex-shrink: 0;
        position: sticky;
        bottom: 0;
        background: var(--bg-secondary, #fafafa);
        z-index: 1;
    }
}

/* Success Variant — Brandbook: Bordeaux */
.modal-variant-success .modal-header-gradient,
.modal-variant-success .modal-header {
    background: linear-gradient(135deg, #6D1A2E 0%, #951F27 100%);
}

.modal-variant-success .modal-status-icon {
    animation: none;
}

/* Danger Variant — Brandbook: G1 Red Depth */
.modal-variant-danger .modal-header-gradient,
.modal-variant-danger .modal-header {
    background: linear-gradient(135deg, #6D1A2E 0%, #B51D33 100%);
}

/* Warning Variant — Brandbook: Ocre Dorado */
.modal-variant-warning .modal-header-gradient,
.modal-variant-warning .modal-header {
    background: linear-gradient(135deg, #8A7050 0%, #AD8E62 100%);
}


/* Animations */
@keyframes modalBounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}