* {
    box-sizing: border-box;
}

:root {
    color-scheme: dark;
    --planning-bg: #07111f;
    --planning-panel: rgba(10, 19, 36, 0.84);
    --planning-panel-strong: rgba(13, 24, 44, 0.95);
    --planning-border: rgba(143, 170, 214, 0.18);
    --planning-text: #edf2ff;
    --planning-muted: rgba(237, 242, 255, 0.72);
    --planning-accent: #7dd3fc;
    --planning-accent-strong: #4f8cff;
    --planning-good: #34d399;
    --planning-warn: #fbbf24;
    --planning-bad: #f87171;
    --planning-shadow: 0 24px 60px rgba(0, 0, 0, 0.32);
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: "Segoe UI", Arial, sans-serif;
    color: var(--planning-text);
    background:
        radial-gradient(circle at 12% 10%, rgba(52, 211, 153, 0.15), transparent 28%),
        radial-gradient(circle at 82% 8%, rgba(79, 140, 255, 0.2), transparent 30%),
        linear-gradient(180deg, #0b1425 0%, #07111f 54%, #050b15 100%);
}

a {
    color: inherit;
}

.planning-skip-link {
    position: absolute;
    left: 16px;
    top: -48px;
    z-index: 20;
    padding: 10px 14px;
    border-radius: 10px;
    background: #ffffff;
    color: #07111f;
    text-decoration: none;
    transition: top 0.2s ease;
}

.planning-skip-link:focus {
    top: 16px;
}

.planning-shell {
    width: min(100%, 1320px);
    margin: 0 auto;
    padding: 20px;
}

.planning-shell > *,
.planning-header > *,
.planning-hero > *,
.planning-panel > * {
    min-width: 0;
}

.planning-header {
    position: sticky;
    top: 12px;
    z-index: 10;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 18px;
    padding: 16px 18px;
    border: 1px solid var(--planning-border);
    border-radius: 22px;
    background: rgba(9, 17, 31, 0.88);
    backdrop-filter: blur(18px);
    box-shadow: var(--planning-shadow);
}

.planning-brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
    text-decoration: none;
}

.planning-brand-mark {
    width: 54px;
    height: 54px;
    flex: 0 0 auto;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 16px;
}

.planning-brand-mark img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.planning-brand-text {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.planning-brand-text strong {
    font-size: 1.15rem;
}

.planning-brand-text small,
.planning-lead,
.planning-footer,
.planning-status,
.planning-overview article p {
    color: var(--planning-muted);
}

.planning-nav {
    display: inline-flex;
    justify-content: center;
    gap: 8px;
    justify-self: center;
    max-width: 100%;
    contain: inline-size;
    padding: 6px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.04);
}

.planning-nav a {
    padding: 10px 14px;
    border-radius: 999px;
    color: var(--planning-muted);
    text-decoration: none;
    transition: background 0.2s ease, color 0.2s ease;
}

.planning-nav a:hover,
.planning-nav a:focus-visible,
.planning-nav a[aria-current="page"] {
    background: rgba(79, 140, 255, 0.18);
    color: var(--planning-text);
}

.planning-header-actions {
    justify-self: end;
}

.planning-link-button,
.planning-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0 18px;
    border: 1px solid rgba(125, 211, 252, 0.18);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.06);
    color: var(--planning-text);
    font-weight: 700;
    text-decoration: none;
    transition: transform 0.12s ease, background 0.2s ease, border-color 0.2s ease;
}

.planning-link-button:hover,
.planning-link-button:focus-visible,
.planning-cta:hover,
.planning-cta:focus-visible {
    background: rgba(79, 140, 255, 0.18);
    border-color: rgba(125, 211, 252, 0.42);
}

.planning-link-button:active,
.planning-cta:active {
    transform: scale(0.98);
}

.planning-main {
    display: grid;
    gap: 24px;
    padding: 28px 0 44px;
}

.planning-hero,
.planning-panel,
.planning-footer {
    border: 1px solid var(--planning-border);
    border-radius: 28px;
    background: var(--planning-panel);
    box-shadow: var(--planning-shadow);
}

.planning-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.75fr);
    gap: 24px;
    padding: 34px;
    overflow: hidden;
}

.planning-kicker,
.planning-panel-kicker {
    margin: 0 0 10px;
    color: #bfdbfe;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.planning-hero h1 {
    max-width: 860px;
    margin: 0;
    font-size: clamp(2.4rem, 6vw, 5.3rem);
    line-height: 0.96;
    letter-spacing: -0.06em;
    overflow-wrap: anywhere;
}

.planning-lead {
    max-width: 780px;
    margin: 22px 0 0;
    font-size: clamp(1rem, 2vw, 1.24rem);
    line-height: 1.7;
    overflow-wrap: anywhere;
}

.planning-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 24px;
}

.planning-cta-primary {
    border-color: rgba(125, 211, 252, 0.44);
    background: linear-gradient(135deg, rgba(79, 140, 255, 0.9), rgba(20, 184, 166, 0.66));
}

.planning-cta {
    min-width: 0;
}

.planning-hero-meta {
    display: grid;
    gap: 12px;
    align-self: end;
}

.planning-stat {
    padding: 18px;
    border: 1px solid rgba(148, 163, 184, 0.18);
    border-radius: 20px;
    background: rgba(15, 23, 42, 0.42);
}

.planning-stat span {
    display: block;
    margin-bottom: 8px;
    color: var(--planning-muted);
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.planning-stat strong {
    font-size: 1.55rem;
}

.planning-panel {
    padding: 28px;
    overflow: hidden;
}

.planning-panel h2 {
    margin: 0;
    font-size: clamp(1.6rem, 3vw, 2.35rem);
}

.planning-panel-header {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    align-items: flex-start;
    margin-bottom: 18px;
}

.planning-status {
    margin: 0;
    padding: 8px 12px;
    border: 1px solid rgba(148, 163, 184, 0.16);
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.5);
    font-size: 13px;
}

.planning-status.is-error {
    border-color: rgba(248, 113, 113, 0.32);
    color: #fecaca;
}

.planning-overview-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin-top: 18px;
}

.planning-overview article {
    padding: 18px;
    border: 1px solid rgba(148, 163, 184, 0.16);
    border-radius: 22px;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.72), rgba(30, 41, 59, 0.38));
}

.planning-overview article span {
    display: inline-flex;
    margin-bottom: 16px;
    padding: 7px 10px;
    border-radius: 999px;
    background: rgba(125, 211, 252, 0.14);
    color: #bfdbfe;
    font-weight: 800;
}

.planning-overview h3 {
    margin: 0 0 8px;
}

.planning-overview p {
    margin: 0;
    line-height: 1.6;
}

.planning-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 16px;
}

.planning-legend span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border: 1px solid rgba(148, 163, 184, 0.16);
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.5);
    color: var(--planning-muted);
    font-size: 13px;
}

.planning-dot {
    width: 10px;
    height: 10px;
    border-radius: 999px;
}

.planning-dot-available {
    background: var(--planning-good);
}

.planning-dot-maybe {
    background: var(--planning-warn);
}

.planning-dot-busy {
    background: var(--planning-bad);
}

.planning-dot-empty {
    background: rgba(148, 163, 184, 0.5);
}

.planning-session-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) auto;
    gap: 12px;
    align-items: stretch;
    margin-bottom: 16px;
}

.planning-session-card > * {
    min-width: 0;
    padding: 14px;
    border: 1px solid rgba(148, 163, 184, 0.16);
    border-radius: 18px;
    background: rgba(15, 23, 42, 0.44);
}

.planning-session-label {
    display: block;
    margin-bottom: 6px;
    color: var(--planning-muted);
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.planning-session-card strong {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
}

.planning-session-card .planning-link-button {
    padding: 0 18px;
}

.planning-session-card .planning-link-button[hidden] {
    display: none;
}

.planning-calendar {
    display: grid;
    gap: 8px;
    width: 100%;
    max-width: 100%;
    contain: inline-size;
    overflow-x: auto;
    padding-bottom: 4px;
}

.planning-calendar-row {
    display: grid;
    grid-template-columns: minmax(110px, 0.7fr) repeat(4, minmax(130px, 1fr));
    gap: 8px;
    min-width: 720px;
    align-items: stretch;
}

.planning-calendar-row > * {
    display: flex;
    align-items: center;
    min-height: 44px;
    padding: 10px 12px;
    border: 1px solid rgba(148, 163, 184, 0.16);
    border-radius: 14px;
    background: rgba(15, 23, 42, 0.44);
}

.planning-calendar-row > button {
    color: inherit;
    cursor: pointer;
}

.planning-calendar-row > button:disabled {
    cursor: not-allowed;
    opacity: 0.68;
}

.planning-calendar-head span {
    color: #bfdbfe;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.planning-slot {
    justify-content: center;
    font-weight: 800;
}

.planning-slot-available {
    border-color: rgba(52, 211, 153, 0.36);
    background: rgba(52, 211, 153, 0.14);
    color: #bbf7d0;
}

.planning-slot-maybe {
    border-color: rgba(251, 191, 36, 0.36);
    background: rgba(251, 191, 36, 0.12);
    color: #fde68a;
}

.planning-slot-busy {
    border-color: rgba(248, 113, 113, 0.32);
    background: rgba(248, 113, 113, 0.12);
    color: #fecaca;
}

.planning-slot-empty {
    color: rgba(237, 242, 255, 0.44);
}

.planning-calendar.is-disabled .planning-slot {
    opacity: 0.72;
}

.planning-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 16px;
}

.planning-actions .planning-cta {
    border: 0;
    cursor: pointer;
}

.planning-actions .planning-cta:disabled {
    cursor: not-allowed;
    opacity: 0.56;
    transform: none;
}

.planning-summary-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    margin-bottom: 16px;
}

.planning-summary-toolbar label {
    color: var(--planning-muted);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.planning-summary-toolbar select {
    min-height: 42px;
    min-width: min(100%, 260px);
    border: 1px solid rgba(148, 163, 184, 0.22);
    border-radius: 14px;
    background: rgba(15, 23, 42, 0.72);
    color: var(--planning-text);
    padding: 0 12px;
    font: inherit;
}

.planning-best-slots {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 12px;
}

.planning-best-slot,
.planning-best-empty {
    min-width: 0;
    padding: 16px;
    border: 1px solid rgba(148, 163, 184, 0.16);
    border-radius: 20px;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.72), rgba(30, 41, 59, 0.38));
}

.planning-best-slot strong {
    display: block;
    margin-bottom: 8px;
    font-size: 1.05rem;
}

.planning-best-slot span,
.planning-best-empty {
    color: var(--planning-muted);
    line-height: 1.5;
}

.planning-best-slot-count {
    display: inline-flex;
    margin-top: 12px;
    padding: 7px 10px;
    border-radius: 999px;
    background: rgba(52, 211, 153, 0.14);
    color: #bbf7d0;
    font-weight: 800;
}

.planning-next ol {
    display: grid;
    gap: 12px;
    margin: 18px 0 0;
    padding-left: 22px;
}

.planning-next li {
    line-height: 1.6;
    color: var(--planning-muted);
}

.planning-footer {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    padding: 18px 22px;
}

.planning-footer nav {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.planning-footer a {
    color: #bfdbfe;
    text-decoration: none;
}

.planning-footer a:hover,
.planning-footer a:focus-visible {
    text-decoration: underline;
}

@media (max-width: 920px) {
    .planning-header,
    .planning-hero {
        grid-template-columns: 1fr;
    }

    .planning-nav {
        justify-self: stretch;
        overflow-x: auto;
        justify-content: flex-start;
    }

    .planning-header-actions {
        justify-self: stretch;
    }

    .planning-link-button {
        width: 100%;
    }

    .planning-overview-grid {
        grid-template-columns: 1fr;
    }

    .planning-best-slots {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .planning-session-card {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 560px) {
    .planning-shell {
        padding: 12px;
    }

    .planning-header,
    .planning-hero,
    .planning-panel,
    .planning-footer {
        border-radius: 20px;
    }

    .planning-hero,
    .planning-panel {
        padding: 20px;
    }

    .planning-hero h1 {
        font-size: clamp(2rem, 12vw, 3rem);
        letter-spacing: -0.05em;
    }

    .planning-hero-actions,
    .planning-actions {
        display: grid;
        grid-template-columns: 1fr;
    }

    .planning-cta {
        width: 100%;
        white-space: normal;
        text-align: center;
    }

    .planning-best-slots {
        grid-template-columns: 1fr;
    }

    .planning-panel-header,
    .planning-footer {
        flex-direction: column;
    }

    .planning-calendar-row {
        min-width: 640px;
        grid-template-columns: minmax(96px, 0.7fr) repeat(4, minmax(120px, 1fr));
    }
}