/* =========================================================
   NPGE Core Styles
   Shared foundation for public pages and application UIs
   ========================================================= */


/* ---------- Design Tokens ---------- */

:root {
    color-scheme: dark;

    /* Backgrounds */
    --ui-background: #05080f;
    --ui-header-background: #0d1420;
    --ui-panel-background: #111a27;
    --ui-control-background: #1a2535;
    --ui-card-background: #182335;
    --ui-countdown-background: #0b111c;

    /* Text */
    --ui-text: #e8edf2;
    --ui-text-muted: #b4c2d1;
    --ui-text-subtle: #7f93aa;
    --ui-label-text: #d7e2ec;

    /* Accent and links */
    --ui-accent: #6fb7ff;
    --ui-accent-hover: #ffffff;
    --ui-link: #8fc8ff;

    /* Borders */
    --ui-border: #31415c;
    --ui-border-light: #41536d;
    --ui-border-subtle: #2b3648;

    /* Buttons */
    --ui-button-background: #2b73c8;
    --ui-button-hover: #4b92e6;
    --ui-secondary-button: #3a4658;
    --ui-secondary-button-hover: #566579;

    /* Status colors */
    --ui-error-background: rgba(120, 20, 30, 0.35);
    --ui-error-border: rgba(255, 120, 120, 0.55);
    --ui-error-text: #ffd6d6;

    --ui-success-background: rgba(20, 100, 50, 0.35);
    --ui-success-border: rgba(120, 255, 170, 0.55);
    --ui-success-text: #d6ffe3;

    /* Shape */
    --ui-radius-small: 6px;
    --ui-radius-medium: 8px;
    --ui-radius-large: 10px;

    /* Shadows */
    --ui-panel-shadow: 0 0 25px rgba(0, 0, 0, 0.45);
    --ui-control-focus-shadow: 0 0 8px rgba(111, 183, 255, 0.35);
    --ui-countdown-shadow: 0 0 14px rgba(0, 0, 0, 0.45);
}


/* ---------- Reset ---------- */

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


/* ---------- Document ---------- */

html {
    min-height: 100%;
}

body {
    min-height: 100vh;
    font-family: "Segoe UI", Arial, Helvetica, sans-serif;
    background: var(--ui-background);
    color: var(--ui-text);
    line-height: 1.5;
}


/* ---------- Shared Page Layout ---------- */

.page-background {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.site-header {
    padding: 40px 20px;
    text-align: center;
    background: var(--ui-header-background);
    border-bottom: 1px solid var(--ui-border-subtle);
}

.site-header h1 {
    color: var(--ui-accent);
    font-size: 2.8rem;
    letter-spacing: 2px;
}

.site-header h1.owner-title {
    color: #d4af37;

    text-shadow:
        0 0 6px rgba(212, 175, 55, 0.30),
        0 0 14px rgba(212, 175, 55, 0.20);
}

.site-header p {
    margin-top: 10px;
    color: var(--ui-text-muted);
    font-size: 1rem;
}

.content-panel {
    flex: 1;
    width: 95%;
    max-width: 1400px;
    min-height: calc(100vh - 190px);
    margin: 40px auto;
    padding: 35px;
    background: var(--ui-panel-background);
    border: 1px solid var(--ui-border);
    border-radius: var(--ui-radius-large);
    box-shadow: var(--ui-panel-shadow);
}

.site-footer {
    padding: 18px;
    text-align: center;
    color: var(--ui-text-subtle);
    background: var(--ui-header-background);
    border-top: 1px solid var(--ui-border-subtle);
}


/* ---------- Typography ---------- */

h1,
h2,
h3,
h4,
h5,
h6 {
    line-height: 1.2;
}

p {
    line-height: 1.6;
}


/* ---------- Standard Text Links ---------- */

a,
a:visited {
    color: var(--ui-link);
    text-decoration: none;
    transition:
        color 0.2s ease,
        text-decoration-color 0.2s ease;
}

a:hover,
a:focus-visible {
    color: var(--ui-accent-hover);
    text-decoration: underline;
}


/* ---------- Forms ---------- */

form {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

label {
    font-weight: 600;
    color: var(--ui-label-text);
}

input,
select,
textarea {
    width: 100%;
    padding: 12px;
    font: inherit;
    font-size: 1rem;
    color: var(--ui-text);
    background: var(--ui-control-background);
    border: 1px solid var(--ui-border-light);
    border-radius: var(--ui-radius-small);
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--ui-accent);
    box-shadow: var(--ui-control-focus-shadow);
}

input::placeholder,
textarea::placeholder {
    color: var(--ui-text-subtle);
}


/* ---------- Buttons ---------- */

button,
.button {
    display: inline-block;
    padding: 12px;
    font: inherit;
    font-size: 1rem;
    font-weight: 700;
    color: #ffffff;
    background: var(--ui-button-background);
    border: none;
    border-radius: var(--ui-radius-small);
    cursor: pointer;
    text-align: center;
    text-decoration: none;
    transition:
        background-color 0.25s ease,
        box-shadow 0.25s ease,
        transform 0.1s ease;
}

button:hover,
.button:hover {
    color: #ffffff;
    background: var(--ui-button-hover);
    text-decoration: none;
}

button:focus-visible,
.button:focus-visible {
    outline: 2px solid var(--ui-accent);
    outline-offset: 3px;
}

button:active,
.button:active {
    transform: translateY(1px);
}

.secondary-button {
    background: var(--ui-secondary-button);
}

.secondary-button:hover {
    background: var(--ui-secondary-button-hover);
}


/* ---------- Shared Panels ---------- */

.ui-panel {
    background: var(--ui-panel-background);
    border: 1px solid var(--ui-border);
    border-radius: var(--ui-radius-large);
    box-shadow: var(--ui-panel-shadow);
}


/* ---------- Shared Countdown Component ---------- */

.countdown-box {
    padding: 12px 18px;
    text-align: center;
    background: var(--ui-countdown-background);
    border: 1px solid var(--ui-border);
    border-radius: var(--ui-radius-medium);
    box-shadow: var(--ui-countdown-shadow);
}

.countdown-label {
    color: #9fb6cc;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.countdown-time {
    margin-top: 4px;
    color: var(--ui-accent);
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: 1px;
}


/* ---------- Alerts ---------- */

.form-alert {
    margin-bottom: 18px;
    padding: 12px 14px;
    border: 1px solid transparent;
    border-radius: var(--ui-radius-medium);
    font-weight: 600;
    line-height: 1.4;
    text-align: center;
}

.form-alert-error {
    color: var(--ui-error-text);
    background: var(--ui-error-background);
    border-color: var(--ui-error-border);
}

.form-alert-success {
    color: var(--ui-success-text);
    background: var(--ui-success-background);
    border-color: var(--ui-success-border);
}

.login-error {
    margin-bottom: 18px;
    padding: 12px 14px;
    color: var(--ui-error-text);
    background: var(--ui-error-background);
    border: 1px solid var(--ui-error-border);
    border-radius: var(--ui-radius-medium);
    font-weight: 600;
    line-height: 1.4;
    text-align: center;
}

.login-success {
    margin-bottom: 18px;
    padding: 12px 14px;
    color: var(--ui-success-text);
    background: var(--ui-success-background);
    border: 1px solid var(--ui-success-border);
    border-radius: var(--ui-radius-medium);
    font-weight: 600;
    line-height: 1.4;
    text-align: center;
}


/* ---------- Utilities ---------- */

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

.spacer {
    margin-top: 20px;
}

.hidden {
    display: none;
}

/* ---------- Shared Navigation and Footprints ---------- */

.page-navigation-strip {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;

    width: 100%;
    min-height: 38px;
    padding: 8px 24px;

    background: rgba(2, 7, 13, 0.96);
    border-bottom: 1px solid var(--ui-border);

    font-size: 0.78rem;
}

.page-breadcrumbs {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;

    min-width: 0;

    color: var(--ui-text-muted);
}

.page-breadcrumbs a,
.page-breadcrumbs a:visited {
    color: var(--ui-link);
    text-decoration: none;
}

.page-breadcrumbs a:hover,
.page-breadcrumbs a:focus-visible {
    color: var(--ui-accent-hover);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.page-breadcrumb-separator {
    color: var(--ui-text-subtle);
}

.page-breadcrumb-current {
    color: var(--ui-text);
    font-weight: 700;
}

.page-logoff-link,
.page-logoff-link:visited {
    flex: 0 0 auto;

    color: var(--ui-text-muted);

    font-weight: 700;
    letter-spacing: 0.04em;
    text-decoration: none;
    white-space: nowrap;
}

.page-logoff-link:hover,
.page-logoff-link:focus-visible {
    color: #ff7b72;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.page-logoff-link:focus-visible {
    outline: 2px solid var(--ui-link);
    outline-offset: 3px;
}


/* ---------- Shared Responsive Layout ---------- */

@media (max-width: 700px) {
    .site-header {
        padding: 28px 16px;
    }

    .site-header h1 {
        font-size: 2rem;
    }

    .content-panel {
        width: calc(100% - 24px);
        margin: 20px auto;
        padding: 22px;
    }

    .page-navigation-strip {
        align-items: flex-start;
        gap: 14px;

        padding-right: 16px;
        padding-left: 16px;
    }

    .page-breadcrumbs,
    .page-logoff-link {
        font-size: 0.76rem;
    }
}