/* ==========================================================
   DMStudio UI
   Version: 0.1
   ========================================================== */


/* ==========================================================
   DESIGN TOKENS
   ========================================================== */

:root {
    /* Backgrounds */
    --dm-background: #1d1e23;
    --dm-surface: #292b32;
    --dm-surface-hover: #2e3038;

    /* Borders */
    --dm-border: #3b3e48;
    --dm-border-hover: #555966;

    /* Text */
    --dm-text: #f3f3f4;
    --dm-muted: #b8bac2;

    /* Colors */
    --dm-accent: #d9aa5c;
    --dm-accent-hover: #e2b86f;
    --dm-accent-text: #24180d;

    --dm-danger: #a8463a;
    --dm-danger-hover: #bb5144;

    /* Dimensions */
    --dm-content-width: 1440px;

    /* Radius */
    --dm-radius-small: 8px;
    --dm-radius-medium: 10px;
    --dm-radius-large: 14px;

    /* Shadows */
    --dm-shadow-card:
        0 8px 24px rgba(0, 0, 0, 0.22);

    /* Transitions */
    --dm-transition-fast: 0.15s ease;
    --dm-transition-normal: 0.2s ease;
}


/* ==========================================================
   RESET
   ========================================================== */

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

html {
    min-height: 100%;
}

body {
    min-height: 100vh;
    margin: 0;

    background: var(--dm-background);
    color: var(--dm-text);

    font-family:
        Inter,
        "Segoe UI",
        Roboto,
        Helvetica,
        Arial,
        sans-serif;

    font-size: 16px;
    line-height: 1.5;

    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

button,
input,
select,
textarea {
    font: inherit;
}

img,
svg {
    display: block;
    max-width: 100%;
}


/* ==========================================================
   TYPOGRAPHY
   ========================================================== */

h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--dm-text);
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    margin: 0 0 16px;
    font-size: clamp(2rem, 4vw, 2.5rem);
}

h2 {
    margin: 0 0 12px;
    font-size: 1.35rem;
}

h3 {
    margin: 0 0 10px;
    font-size: 1.1rem;
}

p {
    margin: 0 0 1rem;
}

strong {
    color: var(--dm-text);
}

.dm-muted {
    color: var(--dm-muted);
}


/* ==========================================================
   LINKS
   ========================================================== */

a {
    color: var(--dm-text);
    text-decoration-color: rgba(243, 243, 244, 0.45);
    text-underline-offset: 3px;

    transition:
        color var(--dm-transition-fast),
        text-decoration-color var(--dm-transition-fast);
}

a:hover {
    color: var(--dm-accent);
    text-decoration-color: var(--dm-accent);
}


/* ==========================================================
   APPLICATION LAYOUT
   ========================================================== */

body {
    padding: 28px;
}

main {
    width: 100%;
    max-width: var(--dm-content-width);
    margin: 0 auto;
}

.dm-container {
    width: 100%;
    max-width: var(--dm-content-width);
    margin: 0 auto;
}


/* ==========================================================
   HEADER AND NAVIGATION
   ========================================================== */

header {
    width: 100%;
    max-width: var(--dm-content-width);
    margin: 0 auto 28px;
}

nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px 14px;
}

nav a {
    font-weight: 600;
}

.dm-brand {
    display: inline-flex;
    align-items: center;

    margin-bottom: 10px;

    color: var(--dm-text);
    font-size: 1.1rem;
    font-weight: 700;
    text-decoration: none;
}

.dm-brand:hover {
    color: var(--dm-accent);
}

.dm-navigation {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
}

.dm-navigation a {
    display: inline-flex;
    align-items: center;

    min-height: 38px;
    padding: 7px 11px;

    border-radius: var(--dm-radius-small);

    color: var(--dm-muted);
    text-decoration: none;

    transition:
        background var(--dm-transition-fast),
        color var(--dm-transition-fast);
}

.dm-navigation a:hover,
.dm-navigation a.is-active {
    background: var(--dm-surface);
    color: var(--dm-text);
}


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

.dm-page-header {
    margin-bottom: 28px;
}

.dm-page-title {
    margin-bottom: 10px;
}

.dm-page-subtitle {
    max-width: 760px;
    margin: 0;

    color: var(--dm-muted);
    font-size: 1.05rem;
}


/* ==========================================================
   DASHBOARD
   ========================================================== */

.dm-dashboard {
    display: grid;
    grid-template-columns: repeat(
        auto-fit,
        minmax(min(100%, 280px), 1fr)
    );
    align-items: stretch;
    gap: 22px;

    margin-top: 30px;
}


/* ==========================================================
   CARD
   ========================================================== */

.dm-card {
    display: flex;
    flex-direction: column;
    min-width: 0;
    min-height: 210px;

    overflow: hidden;

    background: var(--dm-surface);

    border: 1px solid var(--dm-border);
    border-radius: var(--dm-radius-large);

    transition:
        background var(--dm-transition-normal),
        border-color var(--dm-transition-normal),
        box-shadow var(--dm-transition-normal),
        transform var(--dm-transition-normal);
}

.dm-card:hover {
    background: var(--dm-surface-hover);
    border-color: var(--dm-border-hover);

    box-shadow: var(--dm-shadow-card);

    transform: translateY(-2px);
}

.dm-card__header {
    padding: 24px 24px 0;
}

.dm-card__title {
    margin: 0;

    color: var(--dm-text);
    font-size: 1.3rem;
    font-weight: 700;
}

.dm-card__content {
    flex: 1;

    padding: 18px 24px 24px;

    color: var(--dm-muted);
}

.dm-card__content p:last-child {
    margin-bottom: 0;
}

.dm-card__footer {
    padding: 18px 24px;

    border-top: 1px solid var(--dm-border);
}


/* ==========================================================
   BUTTON
   ========================================================== */

.dm-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;

    min-height: 42px;
    padding: 10px 18px;

    border: 1px solid transparent;
    border-radius: var(--dm-radius-medium);

    font: inherit;
    font-weight: 700;
    line-height: 1;
    text-align: center;
    text-decoration: none;
    white-space: nowrap;

    cursor: pointer;

    transition:
        background var(--dm-transition-fast),
        border-color var(--dm-transition-fast),
        color var(--dm-transition-fast),
        box-shadow var(--dm-transition-fast),
        opacity var(--dm-transition-fast),
        transform var(--dm-transition-fast);
}

.dm-button:hover {
    text-decoration: none;
    transform: translateY(-1px);
}

.dm-button:focus-visible {
    outline: 3px solid rgba(217, 170, 92, 0.35);
    outline-offset: 3px;
}


/* Primary button */

.dm-button--primary {
    background: var(--dm-accent);
    color: var(--dm-accent-text);

    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.16);
}

.dm-button--primary:hover {
    background: var(--dm-accent-hover);
    color: var(--dm-accent-text);
}


/* Secondary button */

.dm-button--secondary {
    background: transparent;
    border-color: var(--dm-border);

    color: var(--dm-text);
}

.dm-button--secondary:hover {
    background: rgba(255, 255, 255, 0.045);
    border-color: var(--dm-border-hover);

    color: var(--dm-text);
}


/* Danger button */

.dm-button--danger {
    background: var(--dm-danger);
    color: #ffffff;
}

.dm-button--danger:hover {
    background: var(--dm-danger-hover);
    color: #ffffff;
}


/* Disabled button */

.dm-button:disabled,
.dm-button[aria-disabled="true"] {
    opacity: 0.42;

    cursor: not-allowed;
    pointer-events: none;

    box-shadow: none;
    transform: none;
}


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

.dm-stack {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.dm-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
}

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

.dm-hidden {
    display: none !important;
}


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

@media (max-width: 768px) {
    body {
        padding: 20px;
    }

    header {
        margin-bottom: 24px;
    }

    .dm-dashboard {
        grid-template-columns: 1fr;
        gap: 16px;

        margin-top: 24px;
    }

    .dm-card {
        min-height: 0;
    }

    .dm-card__header {
        padding: 20px 20px 0;
    }

    .dm-card__content {
        padding: 14px 20px 20px;
    }

    .dm-card__footer {
        padding: 16px 20px;
    }
}

@media (max-width: 480px) {
    body {
        padding: 16px;
    }

    .dm-button {
        width: 100%;
    }

    .dm-navigation {
        align-items: stretch;
        flex-direction: column;
    }

    .dm-navigation a {
        width: 100%;
    }
}


/* ==========================================================
   REDUCED MOTION
   ========================================================== */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}