/* =====================================================
   WELTRAUM PARTY - SPACE THEME CSS
   ===================================================== */

/* CSS Variables */
:root {
    --space-black: #0a0a0f;
    --space-deep: #0d0d1a;
    --cosmic-purple: #7b2cbf;
    --cosmic-blue: #00d4ff;
    --nebula-pink: #e040fb;
    --nebula-orange: #ff6b35;
    --star-white: #ffffff;
    --star-yellow: #fff176;
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    --glow-cyan: 0 0 20px rgba(0, 212, 255, 0.5);
    --glow-purple: 0 0 20px rgba(123, 44, 191, 0.5);
    --glow-pink: 0 0 20px rgba(224, 64, 251, 0.5);
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    overflow-x: hidden;
}

body {
    font-family: 'Space Mono', monospace;
    background: var(--space-black);
    color: var(--text-primary);
    min-height: 100vh;
    min-height: -webkit-fill-available;
    overflow-x: hidden;
    position: relative;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    -webkit-tap-highlight-color: transparent;
}

/* =====================================================
   STARS BACKGROUND
   ===================================================== */

.stars-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.stars-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: transparent;
}

#stars-layer-1 {
    animation: twinkle 4s ease-in-out infinite;
}

#stars-layer-2 {
    animation: twinkle 6s ease-in-out infinite 1s;
}

#stars-layer-3 {
    animation: twinkle 8s ease-in-out infinite 2s;
}

@keyframes twinkle {
    0%, 100% { opacity: 0.8; }
    50% { opacity: 1; }
}

/* =====================================================
   NEBULA EFFECTS
   ===================================================== */

.nebula {
    position: fixed;
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
    z-index: 1;
    opacity: 0.3;
}

.nebula-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--cosmic-purple) 0%, transparent 70%);
    top: -200px;
    right: -200px;
    animation: nebulaPulse 15s ease-in-out infinite;
}

.nebula-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--nebula-pink) 0%, transparent 70%);
    bottom: -150px;
    left: -150px;
    animation: nebulaPulse 18s ease-in-out infinite 3s;
}

.nebula-3 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--cosmic-blue) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: nebulaPulse 20s ease-in-out infinite 6s;
}

@keyframes nebulaPulse {
    0%, 100% {
        opacity: 0.2;
        transform: scale(1) translate(-50%, -50%);
    }
    50% {
        opacity: 0.4;
        transform: scale(1.2) translate(-50%, -50%);
    }
}

.nebula-1, .nebula-2 {
    transform: none;
}

@keyframes nebulaPulse1 {
    0%, 100% { opacity: 0.2; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(1.2); }
}

/* =====================================================
   SHOOTING STARS
   ===================================================== */

#shooting-stars {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 2;
    overflow: hidden;
}

.shooting-star {
    position: absolute;
    width: 150px;
    height: 2px;
    /* Trail: bright at the head (right), fading behind (left) */
    background: linear-gradient(270deg, var(--star-white), transparent);
    animation: shootingStar 0.8s linear forwards;
    /* Pivot at the head (right edge) so rotation keeps head in place */
    transform-origin: right center;
}

.shooting-star::after {
    content: '';
    position: absolute;
    right: 0;
    top: -3px;
    width: 8px;
    height: 8px;
    background: var(--star-white);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--star-white), 0 0 20px var(--cosmic-blue), 0 0 30px var(--cosmic-blue);
}

@keyframes shootingStar {
    0% {
        opacity: 1;
        transform: rotate(var(--angle, 45deg)) translateX(0);
    }
    100% {
        opacity: 0;
        transform: rotate(var(--angle, 45deg)) translateX(500px);
    }
}

/* =====================================================
   ALIENS
   ===================================================== */

#aliens-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 3;
    overflow: hidden;
}

.alien {
    position: absolute;
    font-size: 40px;
    animation: alienFloat 8s ease-in-out forwards;
    filter: drop-shadow(0 0 10px var(--cosmic-blue));
}

@keyframes alienFloat {
    0% {
        opacity: 0;
        transform: scale(0) rotate(0deg);
    }
    10% {
        opacity: 1;
        transform: scale(1) rotate(10deg);
    }
    50% {
        transform: scale(1.1) rotate(-10deg) translateY(-20px);
    }
    90% {
        opacity: 1;
        transform: scale(1) rotate(10deg);
    }
    100% {
        opacity: 0;
        transform: scale(0) rotate(0deg);
    }
}

/* =====================================================
   SPACESHIP
   ===================================================== */

#spaceship-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 4;
    overflow: hidden;
}

.spaceship {
    position: absolute;
    font-size: 60px;
    animation: spaceshipFly 6s linear forwards;
    filter: drop-shadow(0 0 15px rgba(255, 107, 53, 0.8));
}

.spaceship.from-left {
    animation-name: spaceshipFlyLeft;
}

.spaceship.from-right {
    animation-name: spaceshipFlyRight;
}

@keyframes spaceshipFlyLeft {
    0% {
        opacity: 0;
        transform: translateX(-100px) translateY(0) rotate(45deg);
    }
    5% {
        opacity: 1;
    }
    95% {
        opacity: 1;
    }
    100% {
        opacity: 0;
        transform: translateX(calc(100vw + 100px)) translateY(-100px) rotate(45deg);
    }
}

@keyframes spaceshipFlyRight {
    0% {
        opacity: 0;
        transform: translateX(calc(100vw + 100px)) translateY(0) rotate(-135deg);
    }
    5% {
        opacity: 1;
    }
    95% {
        opacity: 1;
    }
    100% {
        opacity: 0;
        transform: translateX(-100px) translateY(-100px) rotate(-135deg);
    }
}

/* =====================================================
   PLANETS
   ===================================================== */

.planet {
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: 1;
}

.planet-1 {
    width: 150px;
    height: 150px;
    background: radial-gradient(circle at 30% 30%, #ff9800, #e65100);
    bottom: 10%;
    right: 5%;
    box-shadow: inset -20px -20px 40px rgba(0, 0, 0, 0.4),
                0 0 60px rgba(255, 152, 0, 0.3);
    animation: planetFloat 8s ease-in-out infinite;
}

.planet-1::after {
    content: '';
    position: absolute;
    top: 50%;
    left: -20%;
    width: 140%;
    height: 20px;
    background: linear-gradient(90deg, transparent, rgba(255, 200, 100, 0.5), transparent);
    transform: rotate(-20deg);
    border-radius: 50%;
}

.planet-2 {
    width: 80px;
    height: 80px;
    background: radial-gradient(circle at 30% 30%, #7c4dff, #311b92);
    top: 15%;
    left: 8%;
    box-shadow: inset -10px -10px 20px rgba(0, 0, 0, 0.4),
                0 0 40px rgba(124, 77, 255, 0.3);
    animation: planetFloat2 6s ease-in-out infinite;
}

.planet-3 {
    width: 60px;
    height: 60px;
    background: radial-gradient(circle at 30% 30%, #00e5ff, #006064);
    top: 60%;
    left: 3%;
    box-shadow: inset -8px -8px 16px rgba(0, 0, 0, 0.4),
                0 0 30px rgba(0, 229, 255, 0.3);
    animation: planetFloat3 7s ease-in-out infinite;
}

@keyframes planetFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    25% { transform: translateY(-15px) rotate(2deg); }
    50% { transform: translateY(-30px) rotate(0deg); }
    75% { transform: translateY(-15px) rotate(-2deg); }
}

@keyframes planetFloat2 {
    0%, 100% { transform: translateY(0) translateX(0); }
    33% { transform: translateY(-20px) translateX(10px); }
    66% { transform: translateY(-10px) translateX(-10px); }
}

@keyframes planetFloat3 {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-25px) scale(1.05); }
}

/* =====================================================
   AURORA EFFECT
   ===================================================== */

.aurora {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 40%;
    background: linear-gradient(180deg,
        rgba(0, 212, 255, 0.1) 0%,
        rgba(123, 44, 191, 0.05) 50%,
        transparent 100%);
    pointer-events: none;
    z-index: 1;
    animation: auroraWave 10s ease-in-out infinite;
}

@keyframes auroraWave {
    0%, 100% {
        opacity: 0.5;
        transform: translateY(0) scaleY(1);
    }
    50% {
        opacity: 0.8;
        transform: translateY(-5%) scaleY(1.1);
    }
}

/* =====================================================
   MAIN CONTENT
   ===================================================== */

.main-content {
    position: relative;
    z-index: 10;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
}

/* =====================================================
   LANDING PAGE
   ===================================================== */

.landing-container {
    max-width: 1200px;
    width: 100%;
    text-align: center;
}

/* Title Section */
.title-section {
    margin-bottom: 60px;
}

.rocket-icon {
    width: 120px;
    height: 120px;
    margin: 0 auto 30px;
    animation: rocketHover 3s ease-in-out infinite;
}

.rocket-svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 0 20px var(--cosmic-blue));
}

.rocket-flame, .rocket-flame-inner {
    animation: flameFlicker 0.1s ease-in-out infinite;
}

@keyframes rocketHover {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

@keyframes flameFlicker {
    0%, 100% { opacity: 1; transform: scaleY(1); }
    50% { opacity: 0.8; transform: scaleY(0.9); }
}

.main-title {
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    margin-bottom: 20px;
}

.title-weltraum {
    display: block;
    font-size: clamp(3rem, 10vw, 6rem);
    background: linear-gradient(135deg, var(--cosmic-blue), var(--cosmic-purple), var(--nebula-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
    filter: drop-shadow(0 0 30px rgba(0, 212, 255, 0.5));
    letter-spacing: 0.1em;
}

.title-party {
    display: block;
    font-size: clamp(2rem, 7vw, 4rem);
    color: var(--star-white);
    text-shadow: 0 0 40px var(--cosmic-blue), 0 0 80px var(--cosmic-purple);
    letter-spacing: 0.3em;
    animation: partyGlow 2s ease-in-out infinite;
}

@keyframes partyGlow {
    0%, 100% { text-shadow: 0 0 40px var(--cosmic-blue), 0 0 80px var(--cosmic-purple); }
    50% { text-shadow: 0 0 60px var(--cosmic-blue), 0 0 100px var(--cosmic-purple), 0 0 120px var(--nebula-pink); }
}

.subtitle {
    margin-top: 20px;
}

.date-text {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.2rem;
    color: var(--text-secondary);
    letter-spacing: 0.2em;
    padding: 10px 30px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    background: rgba(255, 255, 255, 0.05);
}

/* Countdown */
.countdown-section {
    margin-bottom: 60px;
}

.countdown-label {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
    color: var(--cosmic-blue);
    letter-spacing: 0.3em;
    margin-bottom: 30px;
}

.countdown-display {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.countdown-item {
    background: linear-gradient(135deg, rgba(123, 44, 191, 0.3), rgba(0, 212, 255, 0.2));
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 15px;
    padding: 25px 20px;
    min-width: 100px;
    backdrop-filter: blur(10px);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.2), inset 0 0 30px rgba(0, 212, 255, 0.1);
}

.countdown-value {
    font-family: 'Orbitron', sans-serif;
    font-size: clamp(2rem, 6vw, 3.5rem);
    font-weight: 700;
    color: var(--star-white);
    text-shadow: 0 0 20px var(--cosmic-blue);
    line-height: 1;
}

.countdown-unit {
    font-size: 0.7rem;
    color: var(--text-secondary);
    letter-spacing: 0.2em;
    margin-top: 10px;
}

.countdown-separator {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.5rem;
    color: var(--cosmic-purple);
    animation: separatorPulse 1s ease-in-out infinite;
}

@keyframes separatorPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* Info Cards */
.info-section {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.info-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 30px;
    min-width: 200px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.info-card:hover {
    transform: translateY(-10px);
    border-color: var(--cosmic-blue);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.2);
}

.info-icon {
    width: 50px;
    height: 50px;
    margin: 0 auto 15px;
    color: var(--cosmic-blue);
}

.info-icon svg {
    width: 100%;
    height: 100%;
}

.info-card h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1rem;
    margin-bottom: 10px;
    color: var(--cosmic-blue);
}

.info-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* RSVP Prompt */
.rsvp-prompt {
    padding: 40px;
    background: linear-gradient(135deg, rgba(123, 44, 191, 0.2), rgba(0, 212, 255, 0.1));
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 30px;
    backdrop-filter: blur(10px);
}

.rsvp-text {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.rsvp-subtext {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.invitation-hint {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(0, 0, 0, 0.3);
    padding: 15px 25px;
    border-radius: 10px;
    font-family: 'Space Mono', monospace;
    font-size: 0.9rem;
}

.hint-icon {
    font-size: 1.5rem;
}

/* Inline code input in invitation hint */
.code-inline-input {
    background: transparent;
    border: none;
    border-bottom: 2px solid var(--cosmic-blue);
    outline: none;
    color: var(--text-primary);
    font-family: 'Space Mono', monospace;
    font-size: inherit;
    font-weight: 700;
    width: 16ch;
    padding: 0 2px;
}

.code-inline-input::placeholder {
    color: var(--text-muted);
    font-weight: 700;
}

/* =====================================================
   RSVP PAGE
   ===================================================== */

.rsvp-container {
    max-width: 700px;
    width: 100%;
}

/* Welcome Section */
.welcome-section {
    text-align: center;
    margin-bottom: 40px;
}

.astronaut-icon {
    width: 150px;
    height: 150px;
    margin: 0 auto 30px;
    animation: astronautFloat 6s ease-in-out infinite;
}

.astronaut-svg {
    width: 100%;
    height: 100%;
}

.visor-glow {
    animation: visorGlow 3s ease-in-out infinite;
}

@keyframes astronautFloat {
    0%, 100% { transform: translateY(0) rotate(-3deg); }
    50% { transform: translateY(-20px) rotate(3deg); }
}

@keyframes visorGlow {
    0%, 100% { filter: brightness(1); }
    50% { filter: brightness(1.3); }
}

.blink {
    animation: ledBlink 1s ease-in-out infinite;
}

.blink-alt {
    animation: ledBlink 1s ease-in-out infinite 0.5s;
}

@keyframes ledBlink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.welcome-title {
    font-family: 'Orbitron', sans-serif;
    font-size: clamp(1.5rem, 5vw, 2.5rem);
    margin-bottom: 15px;
}

.guest-name {
    background: linear-gradient(135deg, var(--cosmic-blue), var(--nebula-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.welcome-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Countdown Mini */
.countdown-mini {
    text-align: center;
    margin-bottom: 40px;
    padding: 20px;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 15px;
    border: 1px solid rgba(0, 212, 255, 0.2);
}

.countdown-display-mini {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    color: var(--cosmic-blue);
}

.countdown-label-mini {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 5px;
}

/* Already Responded */
.already-responded {
    text-align: center;
    margin-bottom: 30px;
}

.response-status {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    border-radius: 50px;
    font-family: 'Orbitron', sans-serif;
    font-size: 1rem;
    margin-bottom: 15px;
}

.status-attending {
    background: linear-gradient(135deg, rgba(0, 200, 83, 0.3), rgba(0, 212, 255, 0.2));
    border: 1px solid rgba(0, 200, 83, 0.5);
}

.status-not-attending {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.status-icon {
    font-size: 1.5rem;
}

.change-response {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* RSVP Form */
.rsvp-form {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 30px;
    padding: 40px;
    backdrop-filter: blur(10px);
}

.form-section {
    margin-bottom: 35px;
}

.section-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.1rem;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.section-icon {
    font-size: 1.3rem;
}

/* RSVP Options */
.rsvp-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.rsvp-option {
    cursor: pointer;
}

.rsvp-option input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.option-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 30px 20px;
    border-radius: 20px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.03);
    transition: all 0.3s ease;
}

.option-card:hover {
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-5px);
}

.rsvp-option input:checked + .option-card.attending {
    border-color: var(--cosmic-blue);
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.2), rgba(123, 44, 191, 0.1));
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.3);
}

.rsvp-option input:checked + .option-card.not-attending {
    border-color: rgba(255, 255, 255, 0.4);
    background: rgba(255, 255, 255, 0.1);
}

.option-emoji {
    font-size: 3rem;
    margin-bottom: 15px;
}

.option-text {
    font-family: 'Orbitron', sans-serif;
    font-size: 1rem;
    margin-bottom: 5px;
}

.option-subtext {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.option-teaser {
    display: inline-block;
    margin-top: 8px;
    padding: 4px 10px;
    font-size: 0.7rem;
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 0.05em;
    color: var(--star-yellow);
    background: rgba(255, 215, 0, 0.1);
    border: 1px solid rgba(255, 215, 0, 0.25);
    border-radius: 20px;
}

/* Attending Details */
.attending-details {
    transition: max-height 0.5s ease, opacity 0.3s ease;
    max-height: 4000px;
    opacity: 1;
}

#attending-details.hidden {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    display: block !important;
    visibility: visible;
}

/* Hotel Section */
.hotel-section {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.1), rgba(255, 107, 53, 0.05));
    border: 1px solid rgba(255, 215, 0, 0.3);
    border-radius: 20px;
    padding: 25px;
}

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

.hotel-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #ffd700, #ff9800);
    color: #000;
    padding: 8px 20px;
    border-radius: 50px;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.badge-star {
    font-size: 1rem;
}

.hotel-description {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

/* Checkboxes */
.hotel-checkbox, .plus-one-checkbox {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    justify-content: center;
}

.plus-one-checkbox {
    justify-content: flex-start;
}

.hotel-checkbox input, .plus-one-checkbox input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.checkbox-custom {
    width: 24px;
    height: 24px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 6px;
    position: relative;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.hotel-checkbox input:checked + .checkbox-custom,
.plus-one-checkbox input:checked + .checkbox-custom {
    background: var(--cosmic-blue);
    border-color: var(--cosmic-blue);
}

.checkbox-custom::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    color: #fff;
    font-size: 14px;
    font-weight: bold;
    transition: transform 0.2s ease;
}

.hotel-checkbox input:checked + .checkbox-custom::after,
.plus-one-checkbox input:checked + .checkbox-custom::after {
    transform: translate(-50%, -50%) scale(1);
}

.checkbox-text {
    font-size: 1rem;
}

/* Plus One Field */
.plus-one-field {
    margin-top: 15px;
    transition: all 0.3s ease;
    max-height: 100px;
    opacity: 1;
}

#plus-one-name-field.hidden {
    opacity: 0;
    max-height: 0;
    margin-top: 0;
    overflow: hidden;
    display: block !important;
}

/* Input Styles */
.space-input {
    width: 100%;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    color: var(--text-primary);
    font-family: 'Space Mono', monospace;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.space-input:focus {
    outline: none;
    border-color: var(--cosmic-blue);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
}

.space-input::placeholder {
    color: var(--text-muted);
}

.space-textarea {
    width: 100%;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    color: var(--text-primary);
    font-family: 'Space Mono', monospace;
    font-size: 1rem;
    resize: vertical;
    min-height: 100px;
    transition: all 0.3s ease;
}

.space-textarea:focus {
    outline: none;
    border-color: var(--cosmic-blue);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
}

.space-textarea::placeholder {
    color: var(--text-muted);
}

/* Submit Button */
.form-actions {
    text-align: center;
    margin-top: 40px;
}

.submit-btn {
    display: inline-flex;
    align-items: center;
    gap: 15px;
    padding: 20px 50px;
    background: linear-gradient(135deg, var(--cosmic-purple), var(--cosmic-blue));
    border: none;
    border-radius: 50px;
    color: #fff;
    font-family: 'Orbitron', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.submit-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.submit-btn:hover::before {
    left: 100%;
}

.submit-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 40px rgba(123, 44, 191, 0.4);
}

.btn-rocket {
    font-size: 1.5rem;
    transition: transform 0.3s ease;
}

.submit-btn:hover .btn-rocket {
    transform: translateY(-5px);
}

.submit-btn.launching {
    pointer-events: none;
}

.submit-btn.launching .btn-rocket {
    animation: rocketLaunch 0.5s ease-out forwards;
}

@keyframes rocketLaunch {
    0% { transform: translateY(0); }
    100% { transform: translateY(-50px); opacity: 0; }
}

/* =====================================================
   SUCCESS PAGE
   ===================================================== */

.success-container {
    max-width: 700px;
    width: 100%;
    text-align: center;
}

.success-content {
    padding: 60px 40px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 30px;
    backdrop-filter: blur(10px);
    margin-bottom: 30px;
}

/* Rocket Launch Animation */
.rocket-launch {
    width: 100px;
    height: 150px;
    margin: 0 auto 30px;
    position: relative;
}

.rocket-success {
    width: 100%;
    height: 100%;
    animation: successRocketFloat 2s ease-in-out infinite;
}

@keyframes successRocketFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.rocket-success .flame, .rocket-success .flame-inner {
    animation: flameFlicker 0.1s ease-in-out infinite;
}

.exhaust-particles {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50px;
    overflow: hidden;
}

.exhaust-particle {
    position: absolute;
    width: 8px;
    height: 8px;
    background: radial-gradient(circle, #ff6b35, transparent);
    border-radius: 50%;
    animation: exhaustFall 1s ease-out forwards;
}

@keyframes exhaustFall {
    0% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
    100% {
        opacity: 0;
        transform: translateY(50px) scale(0);
    }
}

/* Moon Animation */
.moon-animation {
    width: 150px;
    height: 150px;
    margin: 0 auto 30px;
    position: relative;
}

.moon-svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 0 30px rgba(255, 255, 255, 0.3));
    animation: moonGlow 4s ease-in-out infinite;
}

@keyframes moonGlow {
    0%, 100% { filter: drop-shadow(0 0 30px rgba(255, 255, 255, 0.3)); }
    50% { filter: drop-shadow(0 0 50px rgba(255, 255, 255, 0.5)); }
}

/* Success Title */
.success-title {
    font-family: 'Orbitron', sans-serif;
    font-size: clamp(2rem, 6vw, 3rem);
    margin-bottom: 30px;
}

.title-line {
    display: block;
}

.title-line.accent {
    background: linear-gradient(135deg, var(--cosmic-blue), var(--nebula-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.not-attending-title {
    color: var(--text-secondary);
}

/* Success Message */
.success-message {
    margin-bottom: 30px;
}

.message-main {
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.message-sub {
    color: var(--text-secondary);
}

/* Confirmation Details */
.confirmation-details {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 30px;
}

.detail-card {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 25px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
}

.detail-card.hotel-confirmed {
    border-color: rgba(255, 215, 0, 0.5);
    background: rgba(255, 215, 0, 0.1);
}

.detail-icon {
    font-size: 1.2rem;
}

.detail-text {
    font-size: 0.9rem;
}

/* Small Countdown */
.countdown-section-small {
    padding: 20px;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 15px;
    border: 1px solid rgba(0, 212, 255, 0.2);
}

.countdown-label-small {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.countdown-display-small {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.3rem;
    color: var(--cosmic-blue);
    margin: 10px 0;
}

/* Change Mind */
.change-mind {
    margin-top: 30px;
}

.change-mind p {
    color: var(--text-muted);
    margin-bottom: 15px;
}

.change-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    background: transparent;
    border: 2px solid var(--cosmic-blue);
    border-radius: 50px;
    color: var(--cosmic-blue);
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.3s ease;
}

.change-btn:hover {
    background: var(--cosmic-blue);
    color: #000;
}

/* Back Link */
.back-link {
    text-align: center;
}

.back-link a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s ease;
}

.back-link a:hover {
    color: var(--cosmic-blue);
}

/* =====================================================
   VENUE PAGE
   ===================================================== */

.venue-container {
    max-width: 900px;
    width: 100%;
}

.venue-header {
    text-align: center;
    margin-bottom: 40px;
}

.back-nav {
    display: inline-block;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    margin-bottom: 25px;
    transition: color 0.3s ease;
}

.back-nav:hover {
    color: var(--cosmic-blue);
}

.venue-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, rgba(123, 44, 191, 0.3), rgba(0, 212, 255, 0.2));
    border: 1px solid rgba(0, 212, 255, 0.3);
    padding: 8px 20px;
    border-radius: 50px;
    margin-bottom: 20px;
}

.badge-icon {
    font-size: 1rem;
}

.badge-label {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    color: var(--cosmic-blue);
}

.venue-title {
    font-family: 'Orbitron', sans-serif;
    font-size: clamp(1.8rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: 15px;
    background: linear-gradient(135deg, #fff, var(--cosmic-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.venue-tagline {
    color: var(--text-secondary);
    font-size: 1rem;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Venue Hero Illustration */
.venue-hero {
    margin-bottom: 40px;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.lake-illustration {
    width: 100%;
    height: auto;
    display: block;
}

/* Venue Info Grid */
.venue-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 50px;
}

.venue-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 30px;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.venue-card:hover {
    border-color: var(--cosmic-blue);
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 212, 255, 0.15);
}

.venue-address-section {
    display: flex;
    justify-content: center;
    margin-bottom: 50px;
}

.venue-card-wide {
    max-width: 400px;
    width: 100%;
}

.card-icon {
    width: 40px;
    height: 40px;
    margin: 0 auto 15px;
    color: var(--cosmic-blue);
}

.card-icon svg {
    width: 100%;
    height: 100%;
}

.venue-card h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
    color: var(--cosmic-blue);
    margin-bottom: 15px;
    letter-spacing: 0.05em;
}

.venue-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.9rem;
}

.venue-address {
    font-style: normal;
}

.venue-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 15px;
    color: var(--cosmic-blue);
    text-decoration: none;
    font-size: 0.85rem;
    padding: 8px 16px;
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 50px;
    transition: all 0.3s ease;
}

.venue-link:hover {
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--cosmic-blue);
}

.venue-contact-link {
    color: var(--cosmic-blue);
    text-decoration: none;
    transition: color 0.3s ease;
}

.venue-contact-link:hover {
    color: var(--nebula-pink);
}

.venue-datetime strong {
    color: var(--text-primary);
}

/* Venue countdown */
.countdown-venue {
    margin-top: 15px;
    padding: 10px 15px;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 10px;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.85rem;
    color: var(--cosmic-blue);
}

.countdown-venue-label {
    color: var(--text-muted);
    font-size: 0.7rem;
    margin-right: 5px;
}

/* Venue About */
.venue-about {
    margin-bottom: 50px;
    text-align: center;
}

.venue-section-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.3rem;
    margin-bottom: 25px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.section-star {
    color: var(--cosmic-blue);
    font-size: 0.8rem;
}

.venue-description {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    padding: 30px;
    max-width: 700px;
    margin: 0 auto;
}

.venue-description p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 1rem;
}

.venue-description strong {
    color: var(--text-primary);
}

/* Features Grid */
.venue-features {
    margin-bottom: 50px;
    text-align: center;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.feature-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 15px;
    padding: 25px 20px;
    text-align: center;
    transition: all 0.3s ease;
}

.feature-item:hover {
    border-color: rgba(0, 212, 255, 0.3);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.feature-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 12px;
}

.feature-item h4 {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.85rem;
    color: var(--cosmic-blue);
    margin-bottom: 8px;
}

.feature-item p {
    color: var(--text-muted);
    font-size: 0.85rem;
    line-height: 1.5;
}

/* Directions */
.venue-directions {
    margin-bottom: 50px;
    text-align: center;
}

.directions-content {
    display: flex;
    flex-direction: column;
    gap: 15px;
    max-width: 600px;
    margin: 0 auto 30px;
}

.direction-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    text-align: left;
    padding: 20px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 15px;
}

.direction-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.direction-item h4 {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.85rem;
    color: var(--cosmic-blue);
    margin-bottom: 5px;
}

.direction-item p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Map */
.map-embed {
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.map-embed iframe {
    display: block;
}

/* Social Links */
.venue-social {
    margin-bottom: 40px;
    text-align: center;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.social-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 50px;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.social-link:hover {
    border-color: var(--cosmic-blue);
    background: rgba(0, 212, 255, 0.1);
    transform: translateY(-2px);
}

.social-icon {
    font-size: 1.2rem;
}

/* Venue Footer */
.venue-footer {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.back-to-rsvp {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.back-to-rsvp:hover {
    color: var(--cosmic-blue);
}

/* Info detail (landing page) */
.info-detail {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 5px;
}

.info-link {
    display: inline-block;
    margin-top: 10px;
    color: var(--cosmic-blue);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.3s ease;
}

.info-link:hover {
    color: var(--nebula-pink);
}

/* Venue info link on RSVP page */
.venue-info-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-top: 20px;
    padding: 12px 25px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.25);
    border-radius: 50px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.venue-info-link:hover {
    border-color: var(--cosmic-blue);
    background: rgba(0, 212, 255, 0.1);
    color: var(--text-primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.15);
}

.venue-pin {
    font-size: 1.1rem;
}

.venue-arrow {
    color: var(--cosmic-blue);
    transition: transform 0.3s ease;
}

.venue-info-link:hover .venue-arrow {
    transform: translateX(4px);
}

.venue-link-success {
    text-align: center;
    margin-bottom: 25px;
}

/* =====================================================
   RESPONSIVE - MOBILE FIRST FIXES
   ===================================================== */

/* Fix for iOS 100vh issue */
@supports (-webkit-touch-callout: none) {
    body {
        min-height: -webkit-fill-available;
    }
    .main-content {
        min-height: -webkit-fill-available;
    }
}

/* Tablet and below */
@media (max-width: 768px) {
    body {
        font-size: 14px;
        overflow-x: hidden;
    }

    .main-content {
        padding: 20px 15px;
        padding-top: env(safe-area-inset-top, 20px);
        padding-bottom: env(safe-area-inset-bottom, 20px);
    }

    /* Title adjustments */
    .title-section {
        margin-bottom: 30px;
    }

    .rocket-icon {
        width: 80px;
        height: 80px;
        margin-bottom: 20px;
    }

    .title-weltraum {
        font-size: 2.2rem;
        letter-spacing: 0.05em;
    }

    .title-party {
        font-size: 1.5rem;
        letter-spacing: 0.15em;
    }

    .date-text {
        font-size: 0.8rem;
        padding: 8px 15px;
        letter-spacing: 0.1em;
    }

    /* Countdown */
    .countdown-section {
        margin-bottom: 30px;
    }

    .countdown-label {
        font-size: 0.7rem;
        letter-spacing: 0.15em;
        margin-bottom: 15px;
    }

    .countdown-display {
        gap: 5px;
    }

    .countdown-item {
        min-width: 60px;
        padding: 12px 8px;
        border-radius: 10px;
    }

    .countdown-value {
        font-size: 1.5rem;
    }

    .countdown-unit {
        font-size: 0.55rem;
        letter-spacing: 0.1em;
    }

    .countdown-separator {
        font-size: 1.2rem;
        padding: 0 2px;
    }

    /* Info section */
    .info-section {
        flex-direction: column;
        align-items: center;
        gap: 15px;
        margin-bottom: 30px;
    }

    .info-card {
        width: 100%;
        max-width: 280px;
        padding: 20px;
    }

    .info-icon {
        width: 35px;
        height: 35px;
    }

    .info-card h3 {
        font-size: 0.85rem;
    }

    .info-card p {
        font-size: 0.8rem;
    }

    /* RSVP Prompt */
    .rsvp-prompt {
        padding: 25px 20px;
        border-radius: 20px;
    }

    .rsvp-text {
        font-size: 1.1rem;
    }

    .rsvp-subtext {
        font-size: 0.85rem;
    }

    .code-inline-input {
        font-size: 16px;
    }

    .space-select {
        font-size: 16px;
        padding: 12px 14px;
    }

    /* Planets - smaller on mobile */
    .planet-1 {
        width: 80px;
        height: 80px;
        bottom: 5%;
        right: -10px;
    }

    .planet-2 {
        width: 40px;
        height: 40px;
        top: 10%;
        left: 5%;
    }

    .planet-3 {
        width: 30px;
        height: 30px;
        top: 50%;
        left: -5px;
    }

    /* Nebulas - reduce size */
    .nebula-1 {
        width: 300px;
        height: 300px;
    }

    .nebula-2 {
        width: 250px;
        height: 250px;
    }

    .nebula-3 {
        width: 200px;
        height: 200px;
    }

    /* RSVP Page */
    .rsvp-container {
        padding: 0;
    }

    .welcome-section {
        margin-bottom: 25px;
    }

    .astronaut-icon {
        width: 100px;
        height: 100px;
        margin-bottom: 20px;
    }

    .welcome-title {
        font-size: 1.3rem;
        padding: 0 10px;
    }

    .welcome-subtitle {
        font-size: 0.9rem;
        padding: 0 10px;
    }

    /* Countdown mini */
    .countdown-mini {
        padding: 15px;
        margin-bottom: 25px;
    }

    .countdown-display-mini {
        font-size: 1.1rem;
    }

    /* RSVP Form */
    .rsvp-form {
        padding: 20px 15px;
        border-radius: 20px;
    }

    .form-section {
        margin-bottom: 25px;
    }

    .section-title {
        font-size: 0.95rem;
        margin-bottom: 15px;
    }

    .section-icon {
        font-size: 1.1rem;
    }

    /* RSVP Options */
    .rsvp-options {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .option-card {
        padding: 20px 15px;
        border-radius: 15px;
    }

    .option-emoji {
        font-size: 2rem;
        margin-bottom: 10px;
    }

    .option-text {
        font-size: 0.9rem;
    }

    .option-subtext {
        font-size: 0.7rem;
    }

    /* Hotel section */
    .hotel-section {
        padding: 20px 15px;
        border-radius: 15px;
    }

    .hotel-badge {
        font-size: 0.7rem;
        padding: 6px 15px;
    }

    .hotel-description {
        font-size: 0.85rem;
    }

    .checkbox-text {
        font-size: 0.9rem;
    }

    /* Inputs */
    .space-input,
    .space-textarea {
        padding: 12px 15px;
        font-size: 16px; /* Prevents iOS zoom on focus */
        border-radius: 10px;
    }

    /* Submit button */
    .form-actions {
        margin-top: 25px;
    }

    .submit-btn {
        padding: 16px 35px;
        font-size: 0.95rem;
        width: 100%;
        justify-content: center;
    }

    .btn-rocket {
        font-size: 1.2rem;
    }

    /* Success page */
    .success-container {
        padding: 0;
    }

    .success-content {
        padding: 30px 20px;
        border-radius: 20px;
    }

    .rocket-launch {
        width: 80px;
        height: 120px;
    }

    .success-title {
        font-size: 1.8rem;
    }

    .message-main {
        font-size: 1.1rem;
    }

    .message-sub {
        font-size: 0.9rem;
    }

    .confirmation-details {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

    .detail-card {
        padding: 12px 20px;
        width: 100%;
        max-width: 250px;
        justify-content: center;
    }

    .countdown-section-small {
        padding: 15px;
    }

    .countdown-display-small {
        font-size: 1.1rem;
    }

    .change-btn {
        padding: 12px 25px;
        font-size: 0.85rem;
    }

    .back-link {
        margin-top: 20px;
    }

    .back-link a {
        font-size: 0.85rem;
    }

    /* Already responded */
    .response-status {
        padding: 12px 20px;
        font-size: 0.85rem;
    }

    .status-icon {
        font-size: 1.2rem;
    }

    /* Venue page mobile */
    .venue-container {
        padding: 0;
    }

    .venue-title {
        font-size: 1.6rem;
    }

    .venue-tagline {
        font-size: 0.85rem;
        padding: 0 10px;
    }

    .venue-hero {
        margin-bottom: 25px;
        border-radius: 15px;
    }

    .venue-info-grid {
        grid-template-columns: 1fr;
        gap: 15px;
        margin-bottom: 35px;
    }

    .venue-card {
        padding: 20px;
        border-radius: 15px;
    }

    .venue-section-title {
        font-size: 1rem;
    }

    .venue-description {
        padding: 20px 15px;
    }

    .venue-description p {
        font-size: 0.9rem;
    }

    .features-grid {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }

    .feature-item {
        padding: 18px 12px;
    }

    .feature-icon {
        font-size: 1.5rem;
    }

    .feature-item h4 {
        font-size: 0.75rem;
    }

    .feature-item p {
        font-size: 0.75rem;
    }

    .direction-item {
        padding: 15px;
    }

    .map-embed iframe {
        height: 220px;
    }

    .social-links {
        gap: 10px;
    }

    .social-link {
        padding: 10px 18px;
        font-size: 0.8rem;
    }

    /* Impressum mobile */
    .impressum-container {
        padding: 20px 15px 40px;
    }

    .impressum-header {
        margin-bottom: 25px;
    }

    .impressum-title {
        font-size: 1.5rem;
    }

    .impressum-content {
        padding: 20px 16px;
        border-radius: 12px;
    }

    .impressum-section {
        margin-bottom: 24px;
    }

    .impressum-section h2 {
        font-size: 0.85rem;
        word-wrap: break-word;
        overflow-wrap: break-word;
        hyphens: auto;
    }

    .impressum-section p {
        font-size: 0.85rem;
        line-height: 1.8;
    }

    .impressum-container .back-nav {
        font-size: 0.85rem;
        padding: 8px 0;
        min-height: 44px;
        display: inline-flex;
        align-items: center;
    }
}

/* Small phones */
@media (max-width: 380px) {
    .title-weltraum {
        font-size: 1.8rem;
    }

    .title-party {
        font-size: 1.2rem;
    }

    .countdown-item {
        min-width: 50px;
        padding: 10px 6px;
    }

    .countdown-value {
        font-size: 1.3rem;
    }

    .countdown-unit {
        font-size: 0.5rem;
    }

    .countdown-separator {
        font-size: 1rem;
    }

    .welcome-title {
        font-size: 1.1rem;
    }

    .option-card {
        padding: 15px 10px;
    }

    .submit-btn {
        padding: 14px 25px;
        font-size: 0.85rem;
    }

    /* Impressum small phones */
    .impressum-container {
        padding: 15px 10px 30px;
    }

    .impressum-content {
        padding: 16px 12px;
    }

    .impressum-title {
        font-size: 1.3rem;
    }

    .impressum-section h2 {
        font-size: 0.8rem;
    }

    .impressum-section p {
        font-size: 0.8rem;
    }
}

/* Landscape phone */
@media (max-height: 500px) and (orientation: landscape) {
    .main-content {
        padding: 15px;
    }

    .title-section {
        margin-bottom: 20px;
    }

    .rocket-icon {
        width: 60px;
        height: 60px;
    }

    .countdown-section {
        margin-bottom: 20px;
    }

    .info-section {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }

    .info-card {
        max-width: 150px;
        padding: 15px;
    }

    .planet-1,
    .planet-2,
    .planet-3 {
        display: none;
    }
}

/* Hidden utility - use for elements that don't need transitions */
/* Note: #attending-details.hidden and #plus-one-name-field.hidden have specific styles above */

/* =====================================================
   HOTEL DETAIL PAGE
   ===================================================== */

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

.hotel-hero-img {
    width: 100%;
    height: auto;
    max-height: 400px;
    object-fit: cover;
    display: block;
}

/* Hotel preference select */
.hotel-preference {
    margin-top: 20px;
    transition: all 0.3s ease;
    max-height: 500px;
    opacity: 1;
}

#hotel-preference.hidden {
    opacity: 0;
    max-height: 0;
    margin-top: 0;
    overflow: hidden;
    display: block !important;
}

.hotel-pref-label {
    display: block;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 10px;
    letter-spacing: 0.05em;
}

.space-select {
    width: 100%;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    color: var(--text-primary);
    font-family: 'Space Mono', monospace;
    font-size: 0.9rem;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2300d4ff' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.space-select:focus {
    outline: none;
    border-color: var(--cosmic-blue);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
}

.space-select option {
    background: #1a1a2e;
    color: var(--text-primary);
}

.hotel-links {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin-top: 12px;
}

.hotel-detail-link-small {
    color: var(--cosmic-blue);
    text-decoration: none;
    font-size: 0.8rem;
    transition: color 0.3s ease;
}

.hotel-detail-link-small:hover {
    color: var(--nebula-pink);
}

.assigned-hotel-info {
    margin-top: 20px;
    text-align: center;
}

.assigned-hotel-label {
    display: block;
    font-family: 'Orbitron', sans-serif;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 8px;
    letter-spacing: 0.1em;
}

.hotel-detail-link {
    color: var(--cosmic-blue);
    text-decoration: none;
    transition: color 0.3s ease;
}

.hotel-detail-link:hover {
    color: var(--nebula-pink);
}

/* Hotel pricing overview */
.hotel-pricing-overview {
    background: rgba(0, 212, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.15);
    border-radius: 12px;
    padding: 15px 20px;
    margin: 15px 0;
}

.pricing-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 0.1em;
    margin-bottom: 10px;
}

.hotel-price-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.hotel-price-row:last-child {
    border-bottom: none;
}

.hotel-price-name {
    color: var(--cosmic-blue);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.hotel-price-name:hover {
    color: var(--nebula-pink);
}

.hotel-price-values {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-variant-numeric: tabular-nums;
}

/* Hotel invoice section */
.hotel-invoice-section {
    margin-top: 20px;
    padding-top: 15px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.invoice-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

.invoice-fields {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.invoice-row {
    display: flex;
    gap: 10px;
}

.invoice-zip {
    flex: 0 0 100px;
}

.invoice-city {
    flex: 1;
}

.hotel-reserve-note {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-top: 15px;
    padding: 12px 15px;
    background: rgba(0, 212, 255, 0.08);
    border-radius: 10px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.note-icon {
    flex-shrink: 0;
    font-size: 1rem;
}

/* Footer */
.site-footer {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 20px 0 calc(30px + env(safe-area-inset-bottom, 0px));
    width: 100%;
    display: flex;
    justify-content: center;
}

.footer-link {
    font-family: 'Space Mono', monospace;
    font-size: 0.85rem;
    color: var(--text-muted);
    text-decoration: none;
    letter-spacing: 1px;
    transition: color 0.3s ease;
    display: inline-block;
    padding: 12px 24px;
    min-height: 44px;
    line-height: 20px;
}

.footer-link:hover {
    color: var(--cosmic-blue);
}

/* Impressum page */
.impressum-container {
    max-width: 700px;
    margin: 0 auto;
    padding: 40px 20px 60px;
    position: relative;
    z-index: 10;
}

.impressum-header {
    margin-bottom: 40px;
}

.impressum-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    margin-top: 20px;
    background: linear-gradient(135deg, var(--cosmic-blue), var(--cosmic-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.impressum-content {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 16px;
    padding: 30px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.impressum-section {
    margin-bottom: 30px;
}

.impressum-section:last-child {
    margin-bottom: 0;
}

.impressum-section h2 {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--cosmic-blue);
    margin-bottom: 10px;
    letter-spacing: 0.5px;
}

.impressum-section p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 8px;
}

.impressum-section p:last-child {
    margin-bottom: 0;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--space-deep);
}

::-webkit-scrollbar-thumb {
    background: var(--cosmic-purple);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--cosmic-blue);
}