:root {
    --navy: #101827;
    --navy-2: #18243a;
    --blue: #5ca6c7;
    --blue-dim: #326b85;
    --coral: #e0785b;
    --white: #f8f6f1;
    --muted: rgba(225, 230, 237, .67);
    --line: rgba(136, 165, 181, .27);
    --space-1: .5rem;
    --space-2: 1rem;
    --space-3: 1.75rem;
    --space-4: 3rem;
    --space-5: 5.5rem;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
}

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

button,
a {
    -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 3px solid var(--coral);
    outline-offset: 3px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.invitation-body {
    min-width: 320px;
    min-height: 100vh;
    overflow-x: hidden;
    color: var(--white);
    background: linear-gradient(180deg, var(--navy), var(--navy-2));
    font-family: "Poppins", system-ui, sans-serif;
}

.water-line {
    position: fixed;
    z-index: 0;
    right: 0;
    bottom: 0;
    left: 0;
    height: 38%;
    pointer-events: none;
    background: linear-gradient(180deg, transparent, rgba(37, 91, 119, .16) 60%);
    animation: wave-shift 26s ease-in-out infinite;
}

.experience,
.access-gate {
    position: relative;
    z-index: 1;
}

.access-gate {
    display: flex;
    min-height: 100vh;
    padding: var(--space-5) var(--space-3);
    align-items: center;
    justify-content: center;
    flex-direction: column;
    text-align: center;
}

.access-gate h1 {
    margin: 0 0 var(--space-2);
    font: 400 clamp(2.2rem, 8vw, 4rem)/1 "Bebas Neue", sans-serif;
    letter-spacing: .04em;
}

.access-gate > p:last-child {
    max-width: 28rem;
    margin: 0;
    color: var(--muted);
    line-height: 1.75;
}

.gate-line {
    width: 1px;
    height: 3.5rem;
    margin-bottom: var(--space-3);
    background: var(--line);
}

.opening {
    display: flex;
    min-height: 100vh;
    padding: var(--space-5) var(--space-3);
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: var(--space-3);
    text-align: center;
}

.opening h1,
.opening h2,
.invitation-header h1,
.rsvp-section h2,
.response-panel h2 {
    font-family: "Bebas Neue", sans-serif;
    font-weight: 400;
}

.opening h1 {
    margin: 0;
    color: var(--white);
    font-size: clamp(3.5rem, 13vw, 8.25rem);
    line-height: .92;
    letter-spacing: .01em;
}

.opening h2 {
    margin: -.5rem 0 0;
    color: var(--blue);
    font-size: clamp(2rem, 7vw, 4rem);
    letter-spacing: .1em;
}

.eyebrow,
.section-label {
    margin: 0;
    color: rgba(190, 205, 216, .59);
    font-size: .72rem;
    font-weight: 600;
    letter-spacing: .19em;
    text-transform: uppercase;
}

.eyebrow.blue {
    color: var(--blue);
}

.short-rule {
    width: 2.75rem;
    height: 1px;
    margin: var(--space-2) 0;
    background: var(--line);
}

.date-kicker {
    margin: 0;
    color: rgba(238, 239, 241, .82);
    font-size: .86rem;
    letter-spacing: .14em;
    text-transform: uppercase;
}

.guest-greeting {
    margin: var(--space-2) 0 0;
    font-size: clamp(1.25rem, 3.4vw, 1.6rem);
    font-weight: 500;
}

.muted {
    margin: 0;
    color: var(--muted);
}

.primary-button,
.outline-button,
.choice-button,
.round-button {
    min-height: 3rem;
    border-radius: 2px;
    cursor: pointer;
    font-weight: 600;
    letter-spacing: .09em;
    text-transform: uppercase;
    transition: background-color .2s, border-color .2s, color .2s, transform .2s;
}

.primary-button {
    min-height: 3.4rem;
    margin-top: var(--space-3);
    padding: 1rem 2.5rem;
    border: 0;
    color: var(--navy);
    background: var(--white);
    font-size: .82rem;
}

.primary-button:hover {
    background: var(--blue);
}

.primary-button:active,
.outline-button:active,
.choice-button:active {
    transform: translateY(1px);
}

.primary-button.full-width {
    width: 100%;
    margin-top: var(--space-2);
}

.revealed {
    animation: fade-up .5s ease both;
    outline: 0;
}

.invitation-header,
.countdown-section,
.details-section,
.expect-section,
.splash-line,
.invitation-footer {
    border-bottom: 1px solid var(--line);
}

.invitation-header {
    padding: var(--space-5) var(--space-3) var(--space-4);
    text-align: center;
}

.invitation-header h1 {
    margin: .75rem 0 0;
    font-size: clamp(2.7rem, 8vw, 5rem);
    letter-spacing: .01em;
}

.invitation-header > p:not(.eyebrow) {
    max-width: 34rem;
    margin: var(--space-2) auto 0;
    color: var(--muted);
    font-size: 1rem;
    line-height: 1.85;
}

.invitation-header .allowance-note {
    color: rgba(225, 230, 237, .84);
    font-size: .86rem;
}

.countdown-section,
.details-section,
.expect-section {
    max-width: 42.5rem;
    margin: 0 auto;
    padding: var(--space-4) var(--space-3);
}

.countdown {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}

.countdown > div {
    padding: 0 var(--space-1);
    border-right: 1px solid var(--line);
    text-align: center;
}

.countdown > div:last-child {
    border-right: 0;
}

.countdown strong {
    display: block;
    font: 400 clamp(2rem, 6.5vw, 3.4rem)/1 "Bebas Neue", sans-serif;
    font-variant-numeric: tabular-nums;
}

.countdown span {
    display: block;
    margin-top: .4rem;
    color: rgba(190, 205, 216, .56);
    font-size: .65rem;
    letter-spacing: .14em;
    text-transform: uppercase;
}

.countdown-ended {
    margin: 0;
    color: var(--coral);
    font: 400 clamp(2rem, 6vw, 3.2rem)/1 "Bebas Neue", sans-serif;
    letter-spacing: .05em;
    text-align: center;
}

.details-list {
    display: grid;
    gap: var(--space-3);
    margin: 0;
}

.details-list > div {
    display: grid;
    grid-template-columns: 8.2rem 1fr;
    gap: var(--space-2);
    align-items: baseline;
}

.details-list dt,
.rsvp-form label:not(.check-label) {
    color: rgba(190, 205, 216, .58);
    font-size: .68rem;
    letter-spacing: .14em;
    text-transform: uppercase;
}

.details-list dd {
    margin: 0;
    font-size: 1.08rem;
    line-height: 1.65;
}

.outline-button {
    display: inline-flex;
    padding: .75rem 1.4rem;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--line);
    color: var(--blue);
    background: transparent;
    font-size: .74rem;
    text-decoration: none;
}

.outline-button:hover {
    border-color: var(--blue);
}

.outline-button.small {
    min-height: 2.5rem;
    margin-left: var(--space-2);
    padding: .55rem 1rem;
}

.expect-section .section-label {
    margin-bottom: var(--space-2);
}

.expect-list {
    display: flex;
    flex-wrap: wrap;
    gap: .7rem 1.75rem;
    font-size: 1.04rem;
}

.splash-line {
    padding: var(--space-4) var(--space-3);
    text-align: center;
}

.splash-line p,
.invitation-footer p {
    margin: 0;
    font: 400 clamp(1.5rem, 4.5vw, 2.2rem)/1.2 "Bebas Neue", sans-serif;
    letter-spacing: .06em;
}

.splash-line p {
    color: var(--blue);
}

.rsvp-section {
    max-width: 35rem;
    min-height: 24rem;
    margin: 0 auto;
    padding: var(--space-5) var(--space-3);
}

.rsvp-section h2 {
    margin: 0 0 var(--space-3);
    font-size: 2rem;
    letter-spacing: .02em;
    text-align: center;
}

.choice-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: .75rem;
}

.choice-button {
    min-height: 3.75rem;
    padding: 1rem;
    border: 1px solid var(--blue);
    color: var(--white);
    background: transparent;
    font-size: .8rem;
}

.choice-button.secondary {
    border-color: var(--line);
    color: var(--muted);
}

.choice-button:hover,
.choice-button.selected {
    border-color: var(--blue);
    color: var(--navy);
    background: var(--blue);
}

.form-fields {
    margin-top: var(--space-3);
    animation: fade-up .3s ease both;
}

.rsvp-form label:not(.check-label) {
    display: block;
    margin: var(--space-2) 0 .35rem;
}

.rsvp-form select,
.rsvp-form textarea {
    width: 100%;
    padding: .9rem 0;
    border: 0;
    border-bottom: 1px solid var(--line);
    border-radius: 0;
    outline: 0;
    color: var(--white);
    background: transparent;
}

.rsvp-form select {
    color-scheme: dark;
}

.rsvp-form textarea {
    min-height: 6.5rem;
    resize: vertical;
}

.rsvp-form select:focus,
.rsvp-form textarea:focus {
    border-bottom-color: var(--blue);
}

.check-label {
    display: flex;
    margin: var(--space-2) 0;
    align-items: flex-start;
    gap: .65rem;
    color: rgba(225, 230, 237, .78);
    cursor: pointer;
    font-size: .88rem;
    line-height: 1.6;
}

.check-label input {
    width: 1.15rem;
    height: 1.15rem;
    margin-top: .12rem;
    flex: 0 0 auto;
    accent-color: var(--blue);
}

.form-alert,
.client-error {
    margin: var(--space-2) 0;
    color: #f49a7d;
    font-size: .86rem;
    line-height: 1.6;
}

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

.response-panel h2 {
    margin: .75rem 0;
    font-size: 2rem;
}

.response-panel > p:not(.section-label) {
    margin: 0 0 var(--space-3);
    color: var(--muted);
    line-height: 1.75;
}

.invitation-footer {
    padding: var(--space-4) var(--space-3) 7.5rem;
    border-top: 1px solid var(--line);
    text-align: center;
}

.invitation-footer p {
    color: rgba(225, 230, 237, .76);
}

.floating-controls {
    position: fixed;
    z-index: 40;
    right: 1.1rem;
    bottom: calc(1.1rem + env(safe-area-inset-bottom));
    display: flex;
    align-items: flex-end;
    flex-direction: column;
    gap: .65rem;
}

.round-button {
    display: grid;
    width: 3rem;
    min-height: 3rem;
    padding: 0;
    place-items: center;
    border: 1px solid var(--line);
    border-radius: 50%;
    color: var(--white);
    background: rgba(24, 36, 58, .96);
}

.music-button {
    width: 3.3rem;
    min-height: 3.3rem;
    color: var(--blue);
    font-size: 1.2rem;
}

.equalizer {
    display: flex;
    height: 1rem;
    align-items: flex-end;
    gap: 2px;
}

.equalizer i {
    width: 3px;
    height: 60%;
    border-radius: 1px;
    background: var(--blue);
    animation: equalizer .6s ease-in-out infinite;
}

.equalizer i:nth-child(2) {
    height: 100%;
    animation-duration: .5s;
    animation-delay: .1s;
}

.equalizer i:nth-child(3) {
    height: 45%;
    animation-duration: .7s;
    animation-delay: .2s;
}

.confetti-layer {
    position: fixed;
    z-index: 60;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.confetti {
    position: absolute;
    top: -5%;
    width: 7px;
    height: 10px;
    animation: confetti-fall 2.2s ease-in forwards;
}

.confetti-position-0 { left: 2%; }
.confetti-position-1 { left: 11%; }
.confetti-position-2 { left: 20%; }
.confetti-position-3 { left: 30%; }
.confetti-position-4 { left: 40%; }
.confetti-position-5 { left: 50%; }
.confetti-position-6 { left: 60%; }
.confetti-position-7 { left: 70%; }
.confetti-position-8 { left: 80%; }
.confetti-position-9 { left: 89%; }
.confetti-position-10 { left: 98%; }
.confetti-size-0 { width: 5px; height: 8px; }
.confetti-size-1 { width: 7px; height: 11px; }
.confetti-size-2 { width: 8px; height: 13px; }
.confetti-size-3 { width: 9px; height: 14px; }
.confetti-color-0 { background: var(--blue); }
.confetti-color-1 { background: var(--coral); }
.confetti-color-2 { background: var(--white); }
.confetti-duration-0 { animation-duration: 1.8s; }
.confetti-duration-1 { animation-duration: 2.1s; }
.confetti-duration-2 { animation-duration: 2.5s; }
.confetti-duration-3 { animation-duration: 2.8s; }
.confetti-delay-0 { animation-delay: 0s; }
.confetti-delay-1 { animation-delay: .1s; }
.confetti-delay-2 { animation-delay: .2s; }
.confetti-delay-3 { animation-delay: .3s; }
.confetti-delay-4 { animation-delay: .4s; }
.confetti-round { border-radius: 50%; }

[hidden] {
    display: none !important;
}

@keyframes wave-shift {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(-2%); }
}

@keyframes fade-up {
    from { opacity: 0; transform: translateY(1.1rem); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes confetti-fall {
    from { opacity: 1; transform: translateY(-8vh) rotate(0); }
    to { opacity: 0; transform: translateY(108vh) rotate(340deg); }
}

@keyframes equalizer {
    0%, 100% { transform: scaleY(.3); }
    50% { transform: scaleY(1); }
}

@media (max-width: 600px) {
    .details-list > div {
        grid-template-columns: 1fr;
        gap: .35rem;
    }

    .outline-button.small {
        margin: .65rem 0 0;
    }

    .choice-grid {
        grid-template-columns: 1fr;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        animation-duration: .001s !important;
        animation-iteration-count: 1 !important;
        transition-duration: .001s !important;
    }
}