/* ==========================================================================
   ХочуЭтоХочуТо — brand design system
   Layered on top of Bootstrap 5: we remap Bootstrap's CSS variables instead of
   rewriting components, so existing forms/cards keep working.
   ========================================================================== */

:root {
    /* Brand palette */
    --brand-bg: #fffdf9;
    --brand-text: #202020;
    --brand-primary: #ff5c67;        /* decorative accents, blobs, highlights */
    --brand-primary-600: #e34352;    /* buttons / interactive (contrast-safe on white) */
    --brand-primary-700: #c93646;    /* hover, inline links, small text */
    --brand-yellow: #ffd966;
    --brand-mint: #c9f3e8;
    --brand-pink: #ffd9df;
    --brand-lavender: #e6dcff;
    --brand-muted: #6e737b;
    --brand-card: #ffffff;
    --brand-border: #f0eae2;

    /* Shape & depth */
    --brand-radius-sm: 12px;
    --brand-radius: 18px;
    --brand-radius-lg: 28px;
    --brand-shadow-sm: 0 2px 10px rgba(32, 32, 32, .05);
    --brand-shadow: 0 10px 30px rgba(32, 32, 32, .07);
    --brand-shadow-lg: 0 24px 60px rgba(32, 32, 32, .10);

    /* Bootstrap overrides */
    --bs-body-bg: var(--brand-bg);
    --bs-body-color: var(--brand-text);
    --bs-body-font-family: 'Manrope', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    --bs-primary: var(--brand-primary-600);
    --bs-primary-rgb: 227, 67, 82;
    --bs-link-color: var(--brand-primary-700);
    --bs-link-hover-color: var(--brand-primary-600);
    --bs-border-radius: var(--brand-radius-sm);
    --bs-border-radius-lg: var(--brand-radius);
    --bs-border-color: var(--brand-border);
}

body {
    background-color: var(--brand-bg);
    color: var(--brand-text);
    font-family: var(--bs-body-font-family);
    /* Never allow sideways scrolling on small screens. */
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6, .navbar-brand {
    font-weight: 800;
    letter-spacing: -0.02em;
}

/* Decorative handwritten accents — used sparingly. */
.handwritten {
    font-family: 'Caveat', 'Manrope', cursive;
    font-weight: 700;
    color: var(--brand-primary-700);
    letter-spacing: 0;
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
    border-radius: 999px;
    font-weight: 700;
    padding-inline: 1.4rem;
}

.btn-primary {
    --bs-btn-bg: var(--brand-primary-600);
    --bs-btn-border-color: var(--brand-primary-600);
    --bs-btn-hover-bg: var(--brand-primary-700);
    --bs-btn-hover-border-color: var(--brand-primary-700);
    --bs-btn-active-bg: var(--brand-primary-700);
    --bs-btn-active-border-color: var(--brand-primary-700);
    --bs-btn-disabled-bg: var(--brand-primary);
    --bs-btn-disabled-border-color: var(--brand-primary);
    box-shadow: 0 8px 20px rgba(227, 67, 82, .25);
}

.btn-outline-primary {
    --bs-btn-color: var(--brand-primary-700);
    --bs-btn-border-color: var(--brand-primary-600);
    --bs-btn-hover-bg: var(--brand-primary-600);
    --bs-btn-hover-border-color: var(--brand-primary-600);
}

.btn-lg {
    padding: .85rem 2rem;
    font-size: 1.05rem;
}

/* Keep the long CTA on one line on the narrowest phones. */
@media (max-width: 360px) {
    .btn-lg {
        padding: .8rem 1.1rem;
        font-size: .95rem;
    }
}

/* Visible focus for keyboard users (accessibility). */
a:focus-visible,
button:focus-visible,
.btn:focus-visible,
.form-control:focus-visible,
[tabindex]:focus-visible {
    outline: 3px solid var(--brand-primary-600);
    outline-offset: 2px;
    box-shadow: none;
}

/* --------------------------------------------------------------------------
   Cards & surfaces
   -------------------------------------------------------------------------- */
.card {
    --bs-card-bg: var(--brand-card);
    --bs-card-border-color: var(--brand-border);
    border-radius: var(--brand-radius);
    box-shadow: var(--brand-shadow-sm);
}

.card.shadow-sm {
    box-shadow: var(--brand-shadow-sm) !important;
}

.form-control,
.form-select {
    border-radius: var(--brand-radius-sm);
    border-color: var(--brand-border);
    padding: .65rem .9rem;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--brand-primary);
    box-shadow: 0 0 0 .2rem rgba(255, 92, 103, .18);
}

.badge {
    border-radius: 999px;
    font-weight: 700;
    padding: .4em .75em;
}

.alert {
    border-radius: var(--brand-radius);
    border: none;
}

/* --------------------------------------------------------------------------
   Site header
   -------------------------------------------------------------------------- */
.site-header {
    background: var(--brand-bg);
    border-bottom: 1px solid transparent;
    position: sticky;
    top: 0;
    z-index: 1030;
}

.site-header.is-stuck {
    border-bottom-color: var(--brand-border);
    box-shadow: var(--brand-shadow-sm);
}

.brand-logo {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--brand-text) !important;
    text-decoration: none;
}

.brand-logo__mark {
    font-size: 1.5rem;
    line-height: 1;
}

.site-nav .nav-link {
    color: var(--brand-text);
    font-weight: 600;
    font-size: .95rem;
    /* "Как это работает" must not break into two lines and push the menu. */
    white-space: nowrap;
}

.site-nav .nav-link:hover,
.site-nav .nav-link:focus {
    color: var(--brand-primary-700);
}

.site-nav .nav-link.active {
    color: var(--brand-primary-700);
}

.site-nav .dropdown-menu {
    border: 1px solid var(--brand-border);
    border-radius: var(--brand-radius-sm);
    box-shadow: var(--brand-shadow);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
    background: var(--brand-card);
    border-top: 1px solid var(--brand-border);
    padding-block: 2.5rem;
    margin-top: 4rem;
}

.site-footer a {
    color: var(--brand-muted);
    text-decoration: none;
    font-size: .92rem;
}

.site-footer a:hover,
.site-footer a:focus {
    color: var(--brand-primary-700);
    text-decoration: underline;
}

/* --------------------------------------------------------------------------
   Shared helpers
   -------------------------------------------------------------------------- */
.text-muted-brand {
    color: var(--brand-muted) !important;
}

.section {
    padding-block: clamp(3rem, 7vw, 5.5rem);
}

.section__title {
    font-size: clamp(1.6rem, 4vw, 2.4rem);
    text-align: center;
}

.section__subtitle {
    color: var(--brand-muted);
    text-align: center;
    max-width: 44ch;
    margin-inline: auto;
}

/* Soft pastel blobs used as background decoration. */
.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(2px);
    opacity: .55;
    pointer-events: none;
    z-index: 0;
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: .01ms !important;
        transition-duration: .01ms !important;
    }
}

/* --------------------------------------------------------------------------
   Sign-in through Yandex ID / VK ID
   -------------------------------------------------------------------------- */
.oauth__divider {
    display: flex;
    align-items: center;
    gap: .75rem;
    color: var(--brand-muted);
    font-size: .85rem;
    margin: 1.25rem 0 1rem;
}

.oauth__divider::before,
.oauth__divider::after {
    content: "";
    flex: 1;
    height: 1px;
    background: var(--brand-border);
}

.oauth__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .6rem;
    background: var(--brand-card);
    border: 1px solid var(--brand-border);
    color: var(--brand-text);
}

.oauth__btn:hover,
.oauth__btn:focus {
    border-color: var(--brand-muted);
    color: var(--brand-text);
    background: var(--brand-card);
}

.oauth__mark {
    display: inline-grid;
    place-items: center;
    width: 1.6rem;
    height: 1.6rem;
    border-radius: 50%;
    color: #fff;
    font-size: .72rem;
    font-weight: 800;
    flex: 0 0 auto;
}

.oauth__btn--yandex .oauth__mark,
.oauth__mark--yandex { background: #fc3f1d; }

.oauth__btn--vk .oauth__mark,
.oauth__mark--vk { background: #0077ff; }

/* --------------------------------------------------------------------------
   Live password hints (js/password-check.js)
   -------------------------------------------------------------------------- */
.pw-rule::before {
    content: "○";
    display: inline-block;
    width: 1.1em;
}

.pw-rule[data-pw-rule="match"]::before { content: none; }

.pw-rule--ok { color: #1b7a59; font-weight: 600; }
.pw-rule--ok::before,
.pw-rule--ok[data-pw-rule="match"]::before { content: "✓"; display: inline-block; width: 1.1em; }

.pw-rule--bad { color: var(--brand-primary-700); font-weight: 600; }
.pw-rule--bad::before,
.pw-rule--bad[data-pw-rule="match"]::before { content: "✗"; display: inline-block; width: 1.1em; }