/* ============================
   OITA IT MEET SOURCE! vol.2
   Color Scheme:
   - Base: Dark Teal #0a1a1a
   - Accent 1: Neon Green #00ff87
   - Accent 2: Electric Orange #ff6b35
   ============================ */

/* Navigation Menu */
.nav-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 2px solid #00ff87;
    max-width: 430px;
    margin: 0 auto;
}

.nav-toggle {
    display: block;
    position: absolute;
    top: 15px;
    right: 15px;
    width: 30px;
    height: 30px;
    cursor: pointer;
    z-index: 1001;
}

.nav-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background: #ff6b35;
    margin-bottom: 5px;
    transition: all 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

.nav-list {
    display: none;
    list-style: none;
    padding: 60px 20px 20px;
    margin: 0;
    background: #0a1a1a;
    border-top: 1px solid #00ff87;
}

.nav-list.active {
    display: block;
}

.nav-link {
    display: block;
    color: #ffffff;
    text-decoration: none;
    padding: 12px 0;
    font-size: 16px;
    font-weight: bold;
    border-bottom: 1px solid rgba(0, 255, 135, 0.2);
    transition: all 0.3s ease;
}

.nav-link:hover,
.nav-link:active {
    color: #00ff87;
    padding-left: 10px;
    border-bottom-color: #00ff87;
}

.nav-link.active {
    color: #ff6b35;
    border-bottom-color: #ff6b35;
}

/* Desktop Navigation */
@media (min-width: 768px) {
    .nav-menu {
        max-width: 100%;
        left: 50%;
        right: auto;
        transform: translateX(-50%);
        width: 430px;
    }

    .nav-toggle {
        display: none;
    }

    .nav-list {
        display: flex !important;
        padding: 15px 10px;
        border-top: none;
        justify-content: center;
        align-items: center;
        gap: 0;
    }

    .nav-link {
        padding: 5px 8px;
        border-bottom: none;
        font-size: 12px;
        white-space: nowrap;
    }

    .nav-link:hover,
    .nav-link:active {
        padding-left: 10px;
        border-bottom: 2px solid #00ff87;
    }
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    background-color: #0a1a1a;
    color: #ffffff;
    overflow-x: hidden;
    position: relative;
}

/* Mobile Container */
.mobile-container {
    max-width: 430px;
    margin: 0 auto;
    background: linear-gradient(180deg, #0f2e2e 0%, #0a1a1a 100%);
    min-height: 100vh;
    position: relative;
}

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: #0a1a1a;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease-out;
}

.loading-screen.hidden {
    opacity: 0;
    pointer-events: none;
}

.boombox-loader {
    display: flex;
    gap: 8px;
}

.boombox-loader span {
    width: 12px;
    height: 40px;
    background: linear-gradient(180deg, #00ff87 0%, #ff6b35 100%);
    animation: loader-bounce 0.6s ease-in-out infinite;
}

.boombox-loader span:nth-child(2) {
    animation-delay: 0.1s;
}

.boombox-loader span:nth-child(3) {
    animation-delay: 0.2s;
}

@keyframes loader-bounce {
    0%, 100% {
        transform: scaleY(1);
    }
    50% {
        transform: scaleY(1.5);
    }
}

/* Section Base */
.section {
    min-height: 100vh;
    padding: 16px;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

/* Hero Section */
.hero-section {
    background: #0a1a1a;
    overflow: hidden;
    padding: 0;
    margin-top: 30px;
}

.hero-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}

.floating-element {
    position: absolute;
    opacity: 0;
    animation: float-in 1s ease-out forwards;
}

.boombox {
    width: 120px;
    height: auto;
    filter: drop-shadow(0 10px 30px rgba(0, 255, 135, 0.3));
}

.boombox-1 {
    top: 10%;
    left: 10%;
    animation-delay: 0.2s;
    animation: float-in 1s ease-out 0.2s forwards, float 6s ease-in-out 1.2s infinite;
}

.boombox-2 {
    top: 20%;
    right: 15%;
    animation-delay: 0.4s;
    animation: float-in 1s ease-out 0.4s forwards, float 8s ease-in-out 1.4s infinite;
}

.boombox-3 {
    bottom: 25%;
    left: 20%;
    animation-delay: 0.6s;
    animation: float-in 1s ease-out 0.6s forwards, float 7s ease-in-out 1.6s infinite;
}

@keyframes float-in {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes twinkle {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(0.8);
    }
}

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

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 60px 20px 80px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: calc(100vh - 50px);
}

.hero-logo {
    width: 90%;
    max-width: 350px;
    height: auto;
    animation: logo-appear 1.2s ease-out;
    margin-bottom: 10px;
}

.hero-vol {
    font-family: 'Anton', sans-serif;
    font-size: 64px;
    color: #00ff87;
    text-shadow: 3px 3px 0 #ff6b35, 0 0 30px rgba(0, 255, 135, 0.5);
    letter-spacing: 4px;
    animation: fade-in 1s ease-out 0.5s backwards;
    margin-bottom: 20px;
}

@keyframes logo-appear {
    from {
        opacity: 0;
        transform: scale(0.8) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.hero-date {
    margin-top: 20px;
    animation: fade-in 1s ease-out 0.8s backwards;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: center;
}

.date-main {
    font-family: 'Anton', sans-serif;
    font-size: 36px;
    color: #ffffff;
    display: inline-block;
    letter-spacing: 1px;
    text-transform: uppercase;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    background: rgba(26, 26, 46, 0.9);
    backdrop-filter: blur(10px);
    padding: 8px 16px;
}

.date-time {
    font-size: 18px;
    color: #00ff87;
    font-weight: 700;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
    letter-spacing: 2px;
    display: inline-block;
    background: rgba(26, 26, 46, 0.9);
    backdrop-filter: blur(10px);
    padding: 6px 12px;
    animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% {
        text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
    }
    50% {
        text-shadow: 0 0 20px rgba(0, 255, 135, 0.8), 1px 1px 3px rgba(0, 0, 0, 0.5);
    }
}

@keyframes fade-in {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.scroll-indicator {
    margin-top: 40px;
    opacity: 0;
    animation: fade-in 1s ease-out 1.2s forwards, bounce 2s ease-in-out 2.2s infinite;
    z-index: 15;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}

.scroll-indicator span {
    font-size: 12px;
    letter-spacing: 2px;
    color: #ffffff;
    opacity: 0.7;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid #00ff87;
    border-bottom: 2px solid #00ff87;
    transform: rotate(45deg);
    margin: 10px auto 0;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(10px);
    }
}

/* Hangout Section */
.hangout-section {
    background: linear-gradient(135deg, #0f2e2e 0%, #0a1a1a 100%);
    padding: 60px 16px;
}

.hangout-content {
    text-align: center;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.hangout-content.visible {
    opacity: 1;
    transform: translateY(0);
}

.hangout-title {
    font-family: 'Anton', sans-serif;
    letter-spacing: 1px;
    text-transform: uppercase;
    font-size: 48px;
    color: #ff6b35;
    margin-bottom: 30px;
    text-shadow: 3px 3px 0 #00ff87;
}

.hangout-text {
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: 40px;
    font-weight: 700;
}

.hangout-intro {
    margin-bottom: 24px;
    font-size: 20px;
    font-weight: 900;
    background: linear-gradient(90deg, #00ff87, #ff6b35);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.6;
}

.hangout-main {
    margin-bottom: 32px;
    line-height: 1.8;
    font-size: 16px;
}

.hangout-feature {
    margin-top: 32px;
    font-size: 18px;
    font-weight: 900;
    line-height: 1.6;
    text-align: center;
    color: #00ff87;
    text-shadow: 2px 2px 0 #ff6b35;
}

.hangout-closing {
    margin-top: 32px;
    font-size: 18px;
    font-weight: 900;
    line-height: 1.6;
    text-align: center;
    color: #00ff87;
    text-shadow: 2px 2px 0 #ff6b35;
}

/* Info Section */
.info-section {
    padding: 40px 16px;
    background: #0a1a1a;
}

.info-card {
    width: 100%;
    max-width: 350px;
    background: linear-gradient(135deg, #0f2e2e 0%, #1a3d3d 100%);
    padding: 30px;
    margin-bottom: 20px;
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.6s ease-out;
    border: 2px solid rgba(0, 255, 135, 0.2);
}

.info-card.visible {
    opacity: 1;
    transform: translateX(0);
}

.venue-card.visible {
    transition-delay: 0.1s;
}

.ticket-card.visible {
    transition-delay: 0.2s;
}

.time-card.visible {
    transition-delay: 0.3s;
}

.card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.card-icon {
    font-size: 32px;
}

.card-header h3 {
    font-family: 'Anton', sans-serif;
    letter-spacing: 1px;
    text-transform: uppercase;
    font-size: 28px;
    color: #00ff87;
}

.venue-name,
.ticket-price,
.time-date {
    font-size: 24px;
    font-weight: 900;
    margin-bottom: 8px;
}

.venue-address,
.ticket-note,
.time-hours {
    font-size: 16px;
    opacity: 0.8;
}

.ticket-price {
    color: #ff6b35;
}

/* Section Title */
.section-title {
    font-family: 'Anton', sans-serif;
    letter-spacing: 1px;
    text-transform: uppercase;
    font-size: 42px;
    color: #00ff87;
    text-align: center;
    margin-bottom: 40px;
    text-shadow: 3px 3px 0 #ff6b35;
}

/* Archive Section */
.archive-section {
    padding: 60px 16px;
    background: linear-gradient(180deg, #0a1a1a 0%, #0f2e2e 100%);
}

.archive-card {
    display: block;
    width: 100%;
    max-width: 350px;
    background: linear-gradient(135deg, #0f2e2e 0%, #1a3d3d 100%);
    border: 2px solid rgba(0, 255, 135, 0.3);
    text-decoration: none;
    color: #ffffff;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease-out;
}

.archive-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.archive-card:hover {
    border-color: #ff6b35;
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(255, 107, 53, 0.2);
}

.archive-card-inner {
    padding: 30px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.archive-date {
    font-family: 'Anton', sans-serif;
    font-size: 28px;
    color: #00ff87;
    letter-spacing: 2px;
}

.archive-name {
    font-size: 16px;
    font-weight: 900;
}

.archive-venue {
    font-size: 14px;
    opacity: 0.7;
}

.archive-link-text {
    margin-top: 12px;
    font-size: 14px;
    color: #ff6b35;
    font-weight: 700;
    letter-spacing: 1px;
}

/* Hero section decoration elements */
.star-img {
    width: 25px;
    height: auto;
    animation: float-in 1s ease-out forwards, twinkle 3s ease-in-out infinite;
}

.thunder-img {
    width: 18px;
    height: auto;
    animation: float-in 1s ease-out forwards, flash 5s ease-in-out infinite;
}

.star-img-1 {
    top: 10%;
    right: 8%;
    animation-delay: 0.4s;
    width: 20px;
}

.thunder-img-1 {
    top: 25%;
    left: 5%;
    animation-delay: 0.8s;
    width: 21px;
}

.star-img-2 {
    bottom: 20%;
    left: 10%;
    animation-delay: 1.2s;
    width: 30px;
}

.thunder-img-2 {
    bottom: 35%;
    right: 3%;
    animation-delay: 1.6s;
    width: 18px;
}

.star-img-3 {
    top: 45%;
    right: 12%;
    animation-delay: 2.0s;
    width: 25px;
}

/* Update section positioning */
.hangout-section,
.info-section,
.archive-section {
    position: relative;
    overflow: hidden;
}

/* Footer */
.footer {
    background: #050f0f;
    padding: 30px 16px;
    text-align: center;
}

.footer p {
    font-size: 12px;
    opacity: 0.6;
    margin-bottom: 8px;
}

/* Mobile responsive adjustments */
@media (max-width: 360px) {
    .section-title {
        font-size: 36px;
    }

    .hero-vol {
        font-size: 48px;
    }
}