:root {
    --bg-color: #070b12;
    --panel-color: rgba(13, 18, 28, 0.84);
    --panel-border: rgba(255, 255, 255, 0.08);
    --text-color: #f4f7fb;
    --muted-color: rgba(244, 247, 251, 0.66);
    --accent-color: #4dd8ff;
    --accent-soft: rgba(77, 216, 255, 0.18);
    --accent-glow: rgba(77, 216, 255, 0.4);
    --slot-height: 18px;
    --slots-per-day: 96;
    --timeline-width: 1120px;
    --page-padding: clamp(1rem, 2.5vw, 2rem);
    --board-radius: 28px;
}

@media (max-width: 768px) {
    :root {
        --slot-height: 16px;
        --board-radius: 22px;
    }
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    touch-action: pan-y;
    overscroll-behavior-x: none;
    background:
        radial-gradient(circle at top, rgba(77, 216, 255, 0.12), transparent 42%),
        radial-gradient(circle at 85% 20%, rgba(77, 216, 255, 0.08), transparent 28%),
        linear-gradient(180deg, #090d15 0%, #06080d 100%);
    color: var(--text-color);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
    box-sizing: border-box;
}

a {
    color: inherit;
}

.content {
    width: min(100%, 1120px);
    margin: 0 auto;
    padding: 0 var(--page-padding) var(--page-padding);
}

.page-nav-arrows {
    position: fixed;
    left: 0;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 clamp(0.6rem, 1.8vw, 1.5rem);
    pointer-events: none;
    z-index: 35;
}

.page-nav-arrow {
    pointer-events: auto;
    appearance: none;
    border: 0;
    width: 2.6rem;
    height: 2.6rem;
    border-radius: 999px;
    background: rgba(8, 12, 18, 0.72);
    color: var(--text-color);
    font-size: 1.35rem;
    line-height: 1;
    cursor: pointer;
    box-shadow:
        0 0 0 1px rgba(255, 255, 255, 0.1) inset,
        0 10px 26px rgba(0, 0, 0, 0.28);
    backdrop-filter: blur(8px);
    transition: transform 140ms ease, background-color 140ms ease, opacity 140ms ease;
}

.page-nav-arrow:disabled {
    opacity: 0.3;
    cursor: default;
}

@media (hover: hover) and (pointer: fine) {
    .page-nav-arrow:not(:disabled):hover {
        transform: scale(1.04);
        background: rgba(10, 16, 24, 0.9);
    }
}

@media (max-width: 919px) {
    .page-nav-arrows {
        display: none;
    }
}

.auth-shell {
    position: fixed;
    top: max(0.75rem, env(safe-area-inset-top, 0px));
    right: max(0.75rem, env(safe-area-inset-right, 0px));
    z-index: 55;
    max-width: min(92vw, 24rem);
    pointer-events: none;
}

.auth-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.7rem 0.85rem;
    border-radius: 999px;
    background: rgba(8, 12, 18, 0.78);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow:
        0 0 0 1px rgba(255, 255, 255, 0.02) inset,
        0 10px 26px rgba(0, 0, 0, 0.26);
    backdrop-filter: blur(12px);
    pointer-events: auto;
}

.auth-chip__copy {
    display: grid;
    gap: 0.12rem;
    min-width: 0;
}

.auth-chip__eyebrow {
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 0.66rem;
    font-weight: 700;
}

.auth-chip__detail {
    color: var(--muted-color);
    font-size: 0.8rem;
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.auth-chip__button {
    appearance: none;
    border: 0;
    border-radius: 999px;
    background: var(--accent-color);
    color: #071018;
    font: inherit;
    font-size: 0.82rem;
    font-weight: 700;
    padding: 0.72rem 0.95rem;
    cursor: pointer;
    white-space: nowrap;
    transition: transform 140ms ease, opacity 140ms ease, background-color 140ms ease;
}

.auth-chip__button:disabled {
    opacity: 0.72;
    cursor: default;
}

@media (hover: hover) and (pointer: fine) {
    .auth-chip__button:not(:disabled):hover {
        transform: translateY(-1px);
        background: #77e2ff;
    }
}

@media (max-width: 640px) {
    .auth-shell {
        position: static;
        top: auto;
        right: auto;
        left: auto;
        z-index: auto;
        max-width: none;
        width: 100%;
        margin: 1rem auto 0;
        padding: 0 0.75rem;
        pointer-events: auto;
    }

    .auth-chip {
        width: 100%;
        justify-content: space-between;
    }

    .auth-chip__detail {
        max-width: 13rem;
    }
}

.app-shell {
    width: 100%;
}

.hero {
    min-height: 100svh;
    display: grid;
    place-items: center;
    padding: var(--page-padding);
}

.clock-link {
    width: min(100%, 980px);
    display: grid;
    justify-items: center;
    gap: 1.35rem;
    text-decoration: none;
    text-align: center;
}

.clock-link:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 6px;
    border-radius: 24px;
}

.clock {
    width: min(90vw, 90vh, 900px);
    aspect-ratio: 1;
    position: relative;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background:
        radial-gradient(circle at center, rgba(255, 255, 255, 0.05), transparent 55%),
        radial-gradient(circle at center, rgba(77, 216, 255, 0.1), transparent 72%),
        rgba(10, 14, 20, 0.8);
    box-shadow:
        0 0 0 1px rgba(255, 255, 255, 0.04) inset,
        0 24px 80px rgba(0, 0, 0, 0.5),
        0 0 120px rgba(77, 216, 255, 0.08);
    backdrop-filter: blur(16px);
    overflow: hidden;
}

.clock::before {
    content: "";
    position: absolute;
    inset: 7%;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.clock::after {
    content: "";
    position: absolute;
    inset: 18%;
    border-radius: 50%;
    border: 1px solid rgba(77, 216, 255, 0.06);
}


.eyebrow {
    margin: 0 0 0.45rem;
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 0.22em;
    font-size: 0.72rem;
}

.clock .num {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: start center;
    padding-top: 4.8%;
    transform: rotate(calc(var(--i) * 30deg));
}

.clock .num span {
    display: inline-block;
    color: rgba(244, 247, 251, 0.58);
    font-size: clamp(0.72rem, 1.3vw, 1rem);
    font-weight: 600;
    letter-spacing: 0.02em;
    transform: rotate(calc(var(--i) * -30deg));
}

.hand {
    position: absolute;
    left: 50%;
    bottom: 50%;
    transform-origin: 50% 100%;
    border-radius: 999px;
    box-shadow: 0 0 16px rgba(255, 255, 255, 0.06);
}

.hour {
    width: 1.2%;
    height: 25%;
    margin-left: -0.6%;
    background: var(--text-color);
}

.minute {
    width: 0.95%;
    height: 34%;
    margin-left: -0.475%;
    background: rgba(244, 247, 251, 0.92);
}

.second {
    width: 0.45%;
    height: 40%;
    margin-left: -0.225%;
    background: var(--accent-color);
    box-shadow: 0 0 18px var(--accent-glow);
}

.center-dot {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 1.2rem;
    height: 1.2rem;
    border-radius: 50%;
    background: var(--accent-color);
    transform: translate(-50%, -50%);
    box-shadow: 0 0 24px var(--accent-glow);
}

.schedule-panel {
    width: min(100%, calc(var(--timeline-width) + 2 * var(--page-padding)));
    margin: 0 auto;
    padding: 0 var(--page-padding) calc(var(--page-padding) * 2.5);
}

.schedule-modal[hidden] {
    display: none;
}

.schedule-modal {
    position: fixed;
    inset: 0;
    z-index: 5000;
    display: grid;
    place-items: center;
    padding: var(--page-padding);
}

.schedule-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(3, 6, 10, 0.7);
    backdrop-filter: blur(10px);
}

.schedule-modal__panel {
    position: relative;
    z-index: 5001;
    width: min(100%, 520px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    background: rgba(10, 14, 20, 0.96);
    box-shadow: 0 32px 96px rgba(0, 0, 0, 0.5);
    padding: 1.1rem;
}

.schedule-modal__header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    gap: 1rem;
    margin-bottom: 1rem;
}

.schedule-modal__header h3 {
    margin: 0;
    font-size: 1.25rem;
    letter-spacing: -0.03em;
}

.schedule-modal__close {
    appearance: none;
    border: 0;
    background: transparent;
    color: var(--muted-color);
    font-size: 1.6rem;
    line-height: 1;
    cursor: pointer;
}

.schedule-form {
    display: grid;
    gap: 0.9rem;
}

.schedule-form__row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.8rem;
}

.schedule-field {
    display: grid;
    gap: 0.45rem;
}

.schedule-field span {
    color: var(--muted-color);
    font-size: 0.8rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.schedule-field input {
    width: 100%;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-color);
    padding: 0.85rem 0.95rem;
    font: inherit;
}

.schedule-field input:focus {
    outline: 2px solid rgba(77, 216, 255, 0.28);
    border-color: var(--accent-color);
}

.schedule-modal__actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
    margin-top: 0.4rem;
}

.schedule-modal__actions-right {
    display: flex;
    gap: 0.5rem;
    margin-left: auto;
}

.schedule-action {
    appearance: none;
    border: 1px solid transparent;
    border-radius: 999px;
    padding: 0.75rem 1rem;
    font: inherit;
    cursor: pointer;
}

.schedule-action.is-secondary {
    background: rgba(255, 255, 255, 0.03);
    color: var(--muted-color);
    border-color: rgba(255, 255, 255, 0.12);
}

.schedule-action.is-primary {
    background: var(--accent-color);
    color: #041019;
    font-weight: 600;
}

.schedule-action:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.schedule-panel__header {
    display: flex;
    justify-content: space-between;
    align-items: end;
    gap: 1rem;
    margin-bottom: 1rem;
}

.schedule-panel__header h2 {
    font-size: clamp(1.5rem, 2vw, 2.2rem);
}

.timeline-shell {
    display: grid;
    grid-template-columns: 72px minmax(0, 1fr);
    gap: 0.85rem;
    align-items: start;
}

.day-switch-row {
    display: grid;
    grid-template-columns: 72px minmax(0, 1fr);
    gap: 0.85rem;
    margin-bottom: 0.75rem;
}

.day-switch-row__actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
}

.day-switch {
    display: flex;
    gap: 0.3rem;
    flex-wrap: wrap;
}

.day-btn {
    appearance: none;
    border: 1px solid rgba(255, 255, 255, 0.18);
    background: rgba(255, 255, 255, 0.03);
    color: var(--muted-color);
    border-radius: 999px;
    padding: 0.45rem 0.82rem;
    font-size: 0.78rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    cursor: pointer;
    transition: border-color 120ms ease, background-color 120ms ease, color 120ms ease;
}

.day-btn.is-active {
    color: var(--text-color);
    border-color: var(--accent-color);
    background: var(--accent-soft);
}

.day-clear-btn {
    appearance: none;
    border: 1px solid rgba(255, 255, 255, 0.14);
    background: rgba(255, 255, 255, 0.03);
    color: var(--muted-color);
    border-radius: 999px;
    padding: 0.45rem 0.85rem;
    font-size: 0.78rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    cursor: pointer;
    white-space: nowrap;
    transition: border-color 120ms ease, background-color 120ms ease, color 120ms ease;
}

.day-clear-btn:hover {
    color: var(--text-color);
    border-color: rgba(255, 255, 255, 0.28);
    background: rgba(255, 255, 255, 0.06);
}

.timeline-labels {
    position: relative;
    min-height: calc(var(--slot-height) * var(--slots-per-day));
}

.timeline-label {
    position: absolute;
    left: 0;
    transform: translateY(-50%);
    color: rgba(244, 247, 251, 0.58);
    font-size: 0.8rem;
    letter-spacing: 0.08em;
}

.timeline-label.is-first {
    transform: none;
}

.timeline-label.is-last {
    transform: translateY(-100%);
}

.timeline-board {
    position: relative;
    min-height: calc(var(--slot-height) * var(--slots-per-day));
    border: 1px solid var(--panel-border);
    border-radius: var(--board-radius);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01)),
        rgba(8, 12, 18, 0.82);
    overflow: hidden;
    box-shadow: 0 22px 60px rgba(0, 0, 0, 0.34);
}

.timeline-grid {
    position: absolute;
    inset: 0;
    background-image:
        repeating-linear-gradient(
            to bottom,
            rgba(255, 255, 255, 0.12) 0,
            rgba(255, 255, 255, 0.12) 1px,
            transparent 1px,
            transparent var(--slot-height)
        ),
        repeating-linear-gradient(
            to bottom,
            rgba(255, 255, 255, 0.2) 0,
            rgba(255, 255, 255, 0.2) 1px,
            transparent 1px,
            transparent calc(var(--slot-height) * 2)
        );
    pointer-events: none;
}

.timeline-events {
    position: absolute;
    inset: 0;
}

.event-card {
    position: absolute;
    left: 0.75rem;
    right: 0.75rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 0.45rem;
    padding: 0.48rem 0.72rem 0.62rem;
    border-radius: 18px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02)),
        rgba(10, 14, 20, 0.82);
    border: 1px solid var(--accent, var(--accent-color));
    box-shadow:
        0 10px 30px rgba(0, 0, 0, 0.28),
        0 0 0 1px rgba(255, 255, 255, 0.04) inset;
    backdrop-filter: blur(16px);
    overflow: hidden;
    transition: transform 140ms ease, border-color 140ms ease, box-shadow 140ms ease;
}

.event-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.08), transparent 42%);
    pointer-events: none;
}

.event-card__content {
    position: relative;
    z-index: 1;
    pointer-events: none;
}

.event-card__title {
    margin: 0 0 0.2rem;
    font-size: 0.86rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.05;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.event-card__time {
    margin: 0;
    color: rgba(244, 247, 251, 0.7);
    font-size: 0.7rem;
    line-height: 1;
}

.event-card.is-compact {
    gap: 0;
    padding-top: 0.28rem;
    padding-bottom: 0.28rem;
}

.event-card.is-compact .event-card__content {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    min-height: 0;
}

.event-card.is-compact .event-card__title {
    margin: 0;
    font-size: 0.72rem;
}

.event-card.is-compact .event-card__time {
    font-size: 0.66rem;
    white-space: nowrap;
}

@media (hover: hover) and (pointer: fine) {
    .clock-link:hover .clock {
        transform: scale(1.01);
        transition: transform 180ms ease;
    }


    .event-card:hover {
        border-color: var(--accent-color);
        transform: translateY(-1px);
        transition: transform 140ms ease, border-color 140ms ease;
    }
}

@media (max-width: 860px) {
    .schedule-panel__header,
    .day-switch-row,
    .timeline-shell {
        grid-template-columns: 1fr;
    }

    .schedule-panel__header {
        display: grid;
        align-items: start;
    }

    .timeline-labels {
        display: none;
    }

    .day-switch-row__spacer {
        display: none;
    }

    .day-switch-row__actions {
        flex-direction: column;
        align-items: stretch;
    }

    .day-clear-btn {
        width: 100%;
    }
}

@media (max-width: 700px) {
    .hero {
        min-height: 100svh;
        padding-block: 1rem 1.5rem;
    }

    .clock-link {
        gap: 1rem;
    }

    .clock {
        width: min(94vw, 94vh, 900px);
    }

    .schedule-panel {
        padding-bottom: calc(var(--page-padding) * 2);
    }

    .schedule-modal {
        place-items: end center;
    }

    .schedule-modal__panel {
        width: 100%;
        border-radius: 22px 22px 0 0;
    }

    .schedule-form__row,
    .schedule-modal__actions {
        grid-template-columns: 1fr;
        flex-direction: column;
        align-items: stretch;
    }

    .schedule-modal__actions-right {
        width: 100%;
        margin-left: 0;
    }

    .schedule-action {
        width: 100%;
    }
}