/* ========== GLOBAL RESET & THEMING ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', ui-sans-serif, -apple-system, BlinkMacSystemFont, sans-serif;
}

:root {
    /* Light Theme Variables */
    --color-black: #000000;
    --color-dark: #111827;
    --color-white: #FFFFFF;
    --color-off-white: #FAFAFA;
    --color-light-gray: #E6E8EB;
    --color-border: #E5E7EB;
    --color-slate: #4B5563;
    --color-muted: #6B7280;
    --color-amber: #FFC480;
    --color-amber-hover: #FFF4DA;
    --color-secondary-hover: #E6E8EB;
    --color-cream-light: #FFF4DA;
    --color-cream-pale: #FFFDF8;
    --color-red: #FE4A60;
    --color-blue: #E8F0FE;

    --color-border-brutal: #111827;
    --shadow-raised: #111827 3px 3px 0px 0px;
    --shadow-float: rgba(0, 0, 0, 0.1) 0px 10px 15px -3px, rgba(0, 0, 0, 0.1) 0px 4px 6px -4px;
}

.dark {
    /* Dark Theme Variables - Premium Rich Space Black Theme */
    --color-white: #0A0D14; /* Deep premium space black background */
    --color-off-white: #121622; /* Deep dark slate background */
    --color-dark: #E2E8F0; /* Soft slate white text */
    --color-black: #FFFFFF;
    --color-light-gray: #1E293B; /* Slate 800 */
    --color-border: #1E293B; /* Muted interior borders */
    --color-slate: #94A3B8; /* Slate 400 */
    --color-muted: #64748B;
    --color-amber: #C65F00; /* Rich warm glowing orange for dark mode */
    --color-amber-hover: #E57200; /* Lighter hover color for dark mode buttons */
    --color-secondary-hover: #1E293B;
    --color-cream-light: #1A2031; /* Subtle deep value slots */
    --color-cream-pale: #121622; /* Card bg */
    --color-red: #EF4444; /* Soft coral red */
    --color-blue: #0A0D14; /* Inner fields bg */

    --color-border-brutal: #000000; /* Pitch black borders */
    --shadow-raised: #000000 3px 3px 0px 0px; /* Pitch black shadow in dark mode */
}

html {
    scroll-behavior: smooth;
}

body {
    background: var(--color-white);
    color: var(--color-dark);
    line-height: 1.5;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* ========== HEADER ========== */
header {
    background: var(--color-white);
    border-bottom: 3px solid var(--color-border-brutal);
    padding: 20px 32px;
    position: sticky;
    top: 0;
    z-index: 100;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    background: transparent;
}

.logo-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.logo {
    font-size: 28px;
    font-weight: 900;
    color: var(--color-black);
    line-height: 1;
    letter-spacing: -0.75px;
}

.logo-accent {
    color: var(--color-red);
}

.header-actions {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

/* ========== MAIN CONTAINER ========== */
main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 32px;
}

.page-title {
    font-size: 32px;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 8px;
    color: var(--color-black);
    letter-spacing: -0.75px;
    display: flex;
    align-items: center;
}

.count-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--color-red);
    color: white;
    border: 2px solid var(--color-border-brutal);
    border-radius: 20px;
    padding: 2px 10px;
    font-size: 14px;
    font-weight: 800;
    vertical-align: middle;
    margin-left: 12px;
    box-shadow: 2px 2px 0px 0px var(--color-border-brutal);
}

.page-subtitle {
    font-size: 16px;
    font-weight: 400;
    line-height: 24px;
    color: var(--color-slate);
    margin-bottom: 28px;
}

/* ========== SEARCH ========== */
.search-section {
    margin-bottom: 32px;
}

.search-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
}

.search-input {
    width: 100%;
    padding: 14px 50px 14px 24px;
    font-size: 16px;
    font-weight: 600;
    line-height: 28px;
    background: var(--color-blue);
    border: 3px solid var(--color-border-brutal);
    border-radius: 6px;
    color: var(--color-black);
    height: 56px;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-raised);
}

.search-input::placeholder {
    color: var(--color-slate);
    opacity: 0.8;
}

.search-input:focus {
    outline: none;
    border-color: var(--color-red);
    box-shadow: var(--color-border-brutal) 4px 4px 0px 0px;
}

.clear-search-btn {
    position: absolute;
    right: 16px;
    background: var(--color-white);
    border: 2px solid var(--color-border-brutal);
    border-radius: 4px;
    width: 28px;
    height: 28px;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: bold;
    color: var(--color-dark);
    cursor: pointer;
    transition: all 0.15s ease;
    box-shadow: 1.5px 1.5px 0px 0px var(--color-border-brutal);
}

.clear-search-btn:hover {
    background: var(--color-red);
    color: white;
    transform: translate(-0.5px, -0.5px);
    box-shadow: 2px 2px 0px 0px var(--color-border-brutal);
}

.clear-search-btn:active {
    transform: translate(0.5px, 0.5px);
    box-shadow: none;
}

/* ========== BUTTONS ========== */
.btn {
    border: 3px solid var(--color-border-brutal);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
    user-select: none;
    font-weight: 700;
    box-shadow: var(--shadow-raised);
}

.btn-primary {
    background: var(--color-amber);
    color: var(--color-dark);
    padding: 14px 24px;
    font-size: 16px;
    height: 52px;
}

.btn-primary:hover {
    background: var(--color-amber-hover);
    transform: translate(-2px, -2px);
    box-shadow: var(--color-border-brutal) 5px 5px 0px 0px;
}

.btn-primary:active {
    transform: translate(1px, 1px);
    box-shadow: var(--color-border-brutal) 2px 2px 0px 0px;
}

.btn-secondary {
    background: var(--color-white);
    color: var(--color-dark);
    padding: 14px 24px;
    font-size: 16px;
    height: 52px;
}

.btn-secondary:hover {
    background: var(--color-secondary-hover);
    transform: translate(-2px, -2px);
    box-shadow: var(--color-border-brutal) 5px 5px 0px 0px;
}

.btn-secondary:active {
    transform: translate(1px, 1px);
    box-shadow: var(--color-border-brutal) 2px 2px 0px 0px;
}

.btn-copy {
    background: var(--color-amber);
    color: var(--color-dark);
    border: 2px solid var(--color-border-brutal);
    padding: 8px 12px;
    font-size: 11px;
    font-weight: 700;
    height: 42px;
    min-width: 68px;
    text-transform: uppercase;
    box-shadow: 2px 2px 0px 0px var(--color-border-brutal);
    transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-copy:hover {
    background: var(--color-amber-hover);
    transform: translate(-1px, -1px);
    box-shadow: 3px 3px 0px 0px var(--color-border-brutal);
}

.btn-copy:active {
    transform: translate(1px, 1px);
    box-shadow: 1px 1px 0px 0px var(--color-border-brutal);
}

.btn-copy.copied {
    background: #10b981;
    color: var(--color-white);
    border-color: var(--color-border-brutal);
}

/* ========== TRANSITION SELECTOR & THEME TOGGLE ========== */

.theme-toggle-btn {
    width: 52px;
    height: 52px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-white);
    color: var(--color-dark);
}

.theme-toggle-btn .sun-icon {
    display: none;
}

.theme-toggle-btn .moon-icon {
    display: block;
}

.dark .theme-toggle-btn .sun-icon {
    display: block;
}

.dark .theme-toggle-btn .moon-icon {
    display: none;
}

/* ========== CARDS GRID ========== */
.credentials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.card {
    background: var(--color-cream-pale);
    border: 3px solid var(--color-border-brutal);
    border-radius: 6px;
    padding: 24px;
    box-shadow: var(--shadow-raised);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.card:hover {
    transform: translate(-3px, -3px);
    box-shadow: var(--color-border-brutal) 6px 6px 0px 0px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    border-bottom: 2px solid var(--color-border);
    padding-bottom: 14px;
}

.card-title {
    font-size: 18px;
    font-weight: 800;
    line-height: 1.3;
    color: var(--color-black);
    word-break: break-word;
}

.card-header-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.card-action-btn {
    background: var(--color-white);
    color: var(--color-slate);
    border: 2px solid var(--color-border-brutal);
    border-radius: 6px;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 1.5px 1.5px 0px 0px var(--color-border-brutal);
}

.card-action-btn:hover {
    color: var(--color-dark);
    transform: translate(-1px, -1px);
    box-shadow: 2.5px 2.5px 0px 0px var(--color-border-brutal);
}

.card-action-btn:active {
    transform: translate(1px, 1px);
    box-shadow: none;
}

.delete-btn:hover {
    background: var(--color-red);
    color: white;
}

.edit-btn:hover {
    background: var(--color-amber);
    color: var(--color-dark);
}

.toggle-visibility-btn {
    width: 42px;
    height: 42px;
    flex-shrink: 0;
}

/* ========== TAG BADGES ON CARDS ========== */
.card-tags-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: -4px;
    margin-bottom: 4px;
}

.tag-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 800;
    border: 1.5px solid var(--color-border-brutal);
    line-height: 1;
    text-transform: uppercase;
}

.tag-badge svg {
    flex-shrink: 0;
}

/* ========== CREDENTIAL FIELDS ========== */
.credential-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.field-label {
    font-size: 11px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-slate);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.field-value-wrapper {
    display: flex;
    gap: 8px;
    align-items: center;
    width: 100%;
}

.field-value {
    flex: 1;
    padding: 10px 12px;
    background: var(--color-cream-light);
    border: 2px solid var(--color-border-brutal);
    border-radius: 4px;
    font-size: 13.5px;
    font-weight: 600;
    line-height: 20px;
    color: var(--color-dark);
    font-family: ui-monospace, 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Menlo, Consolas, monospace;
    word-break: break-all;
    min-height: 42px;
    display: flex;
    align-items: center;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.field-value.password-field {
    font-weight: 800;
    letter-spacing: 0.5px;
}

/* ========== EMPTY STATE ========== */
.empty-state {
    text-align: center;
    padding: 80px 32px;
    background: var(--color-off-white);
    border: 3px solid var(--color-border-brutal);
    border-radius: 8px;
    box-shadow: var(--shadow-raised);
}

.empty-icon {
    font-size: 64px;
    margin-bottom: 16px;
}

.empty-title {
    font-size: 20px;
    font-weight: 800;
    color: var(--color-black);
    margin-bottom: 8px;
}

.empty-text {
    font-size: 16px;
    font-weight: 500;
    color: var(--color-slate);
}

/* ========== MODAL & MULTI-SELECT PLATFORMS ========== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 16px;
    backdrop-filter: blur(4px);
    animation: fadeIn 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal.active {
    display: flex;
}

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

.modal-content {
    background: var(--color-white);
    border: 3px solid var(--color-border-brutal);
    border-radius: 8px;
    padding: 32px;
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 8px 8px 0px 0px var(--color-border-brutal);
    animation: slideUp 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    -ms-overflow-style: none;  /* IE and Edge */
    scrollbar-width: none;     /* Firefox */
}

.modal-content::-webkit-scrollbar {
    display: none;             /* Chrome, Safari, Opera */
}

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

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--color-white);
    border: 2px solid var(--color-border-brutal);
    border-radius: 6px;
    font-size: 14px;
    font-weight: 800;
    color: var(--color-dark);
    cursor: pointer;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 2px 2px 0px 0px var(--color-border-brutal);
    transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-close:hover {
    background: var(--color-red);
    color: white;
    transform: translate(-1px, -1px);
    box-shadow: 3.5px 3.5px 0px 0px var(--color-border-brutal);
}

.modal-close:active {
    transform: translate(1px, 1px);
    box-shadow: 1px 1px 0px 0px var(--color-border-brutal);
}

.modal-title {
    font-size: 26px;
    font-weight: 900;
    line-height: 1.2;
    color: var(--color-black);
    margin-bottom: 6px;
    letter-spacing: -0.5px;
}

.modal-subtitle {
    font-size: 14px;
    font-weight: 500;
    line-height: 20px;
    color: var(--color-slate);
    margin-bottom: 24px;
}

/* ========== FORM ========== */
.form-group {
    margin-bottom: 18px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    display: block;
    font-size: 11px;
    font-weight: 700;
    color: var(--color-slate);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    font-size: 15px;
    font-weight: 600;
    background: var(--color-blue);
    border: 3px solid var(--color-border-brutal);
    border-radius: 6px;
    color: var(--color-dark);
    height: 48px;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.form-group input::placeholder {
    color: var(--color-slate);
    opacity: 0.7;
}

.form-group input:focus {
    outline: none;
    border-color: var(--color-red);
    box-shadow: 3px 3px 0px 0px var(--color-border-brutal);
    background: var(--color-white);
}

/* Platform tag selectors */
.tag-selector-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 4px;
}

.tag-select-btn {
    background: var(--color-white);
    color: var(--color-dark);
    border: 2px solid var(--color-border-brutal);
    border-radius: 6px;
    padding: 8px 14px;
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 1.5px 1.5px 0px 0px var(--color-border-brutal);
}

.tag-select-btn:hover {
    transform: translate(-1px, -1px);
    box-shadow: 2.5px 2.5px 0px 0px var(--color-border-brutal);
}

.tag-select-btn:active {
    transform: translate(1px, 1px);
    box-shadow: none;
}

.tag-select-btn.selected {
    box-shadow: 1px 1px 0px 0px var(--color-border-brutal);
    transform: translate(0.5px, 0.5px);
}

.tag-select-btn.selected[data-tag="steam"] {
    background: #171A21;
    color: #FFFFFF;
    border-color: #171A21;
}
.tag-select-btn.selected[data-tag="epic"] {
    background: #313131;
    color: #FFFFFF;
    border-color: #313131;
}
.tag-select-btn.selected[data-tag="ubisoft"] {
    background: #4B5563;
    color: #FFFFFF;
    border-color: #4B5563;
}
.tag-select-btn.selected[data-tag="xbox"] {
    background: #107C10;
    color: #FFFFFF;
    border-color: #107C10;
}
.tag-select-btn.selected[data-tag="rockstar"] {
    background: #FFB300;
    color: #000000;
    border-color: #FFB300;
}

.tag-icon {
    flex-shrink: 0;
}

.form-actions {
    display: flex;
    gap: 16px;
    margin-top: 28px;
    width: 100%;
}

/* Fully Symmetrical Cancel & Add Buttons in Modal */
.form-actions .btn {
    flex: 1;
    height: 52px;
    font-size: 16px;
    padding: 0 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ========== TOAST ========== */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--color-amber);
    color: var(--color-dark);
    padding: 14px 22px;
    border: 3px solid var(--color-border-brutal);
    border-radius: 6px;
    font-size: 14px;
    font-weight: 700;
    line-height: 20px;
    box-shadow: var(--shadow-raised);
    z-index: 2000;
    max-width: 320px;
    animation: slideInRight 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes slideInRight {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ========== VIEW TRANSITIONS ========== */
::view-transition-group(root) {
    animation-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

html:not([data-transition-style="none"])::view-transition-new(root) {
    mask: var(--transition-mask) center / 0 no-repeat;
    -webkit-mask: var(--transition-mask) center / 0 no-repeat;
    animation: scale 2.5s;
    animation-fill-mode: both;
}

html:not([data-transition-style="none"])::view-transition-old(root),
.dark:not([data-transition-style="none"])::view-transition-old(root) {
    animation: scale 2.5s;
    animation-fill-mode: both;
}

@keyframes scale {
    0% {
        mask-size: 0;
        -webkit-mask-size: 0;
    }
    10% {
        mask-size: 50vmax;
        -webkit-mask-size: 50vmax;
    }
    90% {
        mask-size: 50vmax;
        -webkit-mask-size: 50vmax;
    }
    100% {
        mask-size: 2000vmax;
        -webkit-mask-size: 2000vmax;
    }
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1023px) {
    main {
        padding: 24px;
    }

    header {
        padding: 20px;
    }

    .credentials-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 20px;
    }

    .logo {
        font-size: 26px;
    }

    .logo-icon {
        width: 44px;
        height: 44px;
    }
}

@media (max-width: 767px) {
    .header-container {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
    
    .theme-toggle-btn {
        width: 44px;
        height: 44px;
    }

    .header-actions {
        width: auto;
        justify-content: flex-end;
    }

    /* Fixed Floating Action Button (FAB) at Bottom Right */
    .header-actions .btn-primary {
        position: fixed;
        bottom: 24px;
        right: 24px;
        width: auto;
        height: 56px;
        border-radius: 28px;
        padding: 0 24px;
        font-size: 15px;
        font-weight: 800;
        z-index: 999;
        box-shadow: 4px 4px 0px 0px var(--color-border-brutal);
    }

    /* Push toast up to clear the FAB button */
    .toast {
        bottom: 96px;
    }

    main {
        padding-bottom: 96px; /* Ensure content scrolls above the floating action button */
    }
}

@media (max-width: 599px) {
    main {
        padding: 16px;
        padding-bottom: 96px;
    }

    header {
        padding: 16px;
    }

    .logo-section {
        gap: 12px;
    }

    .logo {
        font-size: 22px;
        line-height: 28px;
    }

    .logo-icon {
        width: 40px;
        height: 40px;
    }

    .theme-toggle-btn {
        width: 40px;
        height: 40px;
    }

    .page-title {
        font-size: 24px;
        line-height: 32px;
    }

    .search-input {
        padding: 10px 45px 10px 16px;
        font-size: 15px;
        height: 50px;
    }

    /* Adjust FAB size slightly for smaller viewports if needed */
    .header-actions .btn-primary {
        bottom: 20px;
        right: 20px;
        height: 50px;
        font-size: 14px;
        padding: 0 20px;
    }

    .toast {
        bottom: 88px;
        right: 20px;
    }

    .credentials-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .card {
        padding: 18px;
    }

    .modal-content {
        padding: 24px;
    }

    .form-actions {
        flex-direction: row;
        gap: 12px;
    }

    .form-actions .btn {
        flex: 1;
        height: 50px;
        font-size: 14px;
        padding: 0 10px;
    }

    .empty-state {
        padding: 60px 16px;
    }

    .modal-title {
        font-size: 22px;
        line-height: 30px;
    }
}

@media (max-width: 400px) {
    .page-subtitle {
        display: none;
    }

    .btn-copy {
        min-width: 60px;
        padding: 4px 8px;
        font-size: 10px;
    }

    .logo {
        font-size: 19px;
    }

    .modal-content {
        padding: 16px;
    }

    .form-actions {
        gap: 8px;
    }

    .form-actions .btn {
        font-size: 13px;
        padding: 0 6px;
    }
}