/* ============================================
   SHARED LOBBY FLUID TABS SYSTEM
   Common CSS for all Rally Lobby interfaces
   ============================================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    margin: 0;
}

.lobby-container {
    display: flex;
    flex-direction: column;
    width: 100vw;
    min-height: 100vh;
    margin: 0;
    padding: 0;
}

.tab-toggle {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

/* ============================================
   FLUID TABS NAVIGATION
   ============================================ */

.tabs-nav {
    display: flex;
    background: linear-gradient(135deg, rgba(139, 69, 19, 0.4), rgba(72, 61, 139, 0.3));
    border-bottom: 3px solid rgba(212, 175, 55, 0.6);
    position: relative;
    z-index: 10;
}

.tab-button {
    flex: 1;
    padding: 25px 40px;
    background: transparent;
    border: none;
    color: #aaa;
    font-size: 1.3em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    font-family: 'Georgia', serif;
}

.tab-button:hover {
    color: #ffd700;
    background: rgba(255, 215, 0, 0.1);
}

.tabs-nav label[for]::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 100%;
    height: 3px;
    background: #ffd700;
    transform: scaleX(0);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Highlight the label for the checked radio button */
.tab-toggle[data-panel="before"]:checked ~ .tabs-nav label[for="tab-before"],
.tab-toggle[data-panel="lobby"]:checked ~ .tabs-nav label[for="tab-lobby"],
.tab-toggle[data-panel="fulfillment"]:checked ~ .tabs-nav label[for="tab-fulfillment"],
.tab-toggle[data-panel="about"]:checked ~ .tabs-nav label[for="tab-about"],
.tab-toggle[data-panel="lobbies"]:checked ~ .tabs-nav label[for="tab-lobbies"],
.tab-toggle[data-panel="system"]:checked ~ .tabs-nav label[for="tab-system"] {
    color: #ffd700;
    background: rgba(212, 175, 55, 0.2);
}

.tab-toggle[data-panel="before"]:checked ~ .tabs-nav label[for="tab-before"]::after,
.tab-toggle[data-panel="lobby"]:checked ~ .tabs-nav label[for="tab-lobby"]::after,
.tab-toggle[data-panel="fulfillment"]:checked ~ .tabs-nav label[for="tab-fulfillment"]::after,
.tab-toggle[data-panel="about"]:checked ~ .tabs-nav label[for="tab-about"]::after,
.tab-toggle[data-panel="lobbies"]:checked ~ .tabs-nav label[for="tab-lobbies"]::after,
.tab-toggle[data-panel="system"]:checked ~ .tabs-nav label[for="tab-system"]::after {
    transform: scaleX(1);
}

.tab-button::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 100%;
    height: 3px;
    background: #ffd700;
    transform: scaleX(0);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.tab-button.active::after {
    transform: scaleX(1);
}

.tab-indicator {
    font-size: 0.75em;
    display: block;
    margin-top: 5px;
    opacity: 0.6;
}

/* ============================================
   CONTENT CONTAINER & PANELS
   ============================================ */

.content-container {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.content-panel {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
    overflow-x: hidden;
    padding: clamp(32px, 5vw, 70px) clamp(20px, 6vw, 90px);
    scroll-behavior: smooth;
    padding-bottom: clamp(120px, 25vh, 260px);
    pointer-events: none;
}

.content-panel.previous {
    transform: translateX(-100%);
}

/* Match panel to checked radio by data-panel attribute */
.tab-toggle[data-panel="before"]:checked ~ .content-container .content-panel[data-panel="before"],
.tab-toggle[data-panel="lobby"]:checked ~ .content-container .content-panel[data-panel="lobby"],
.tab-toggle[data-panel="fulfillment"]:checked ~ .content-container .content-panel[data-panel="fulfillment"],
.tab-toggle[data-panel="about"]:checked ~ .content-container .content-panel[data-panel="about"],
.tab-toggle[data-panel="lobbies"]:checked ~ .content-container .content-panel[data-panel="lobbies"],
.tab-toggle[data-panel="system"]:checked ~ .content-container .content-panel[data-panel="system"] {
    opacity: 1;
    transform: translateX(0);
    z-index: 1;
    pointer-events: auto;
}

/* ============================================
   CUSTOM SCROLLBAR
   ============================================ */

.content-panel::-webkit-scrollbar {
    width: 12px;
}

.content-panel::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.3);
}

.content-panel::-webkit-scrollbar-thumb {
    background: rgba(212, 175, 55, 0.5);
    border-radius: 6px;
    transition: background 0.2s ease;
}

.content-panel::-webkit-scrollbar-thumb:hover {
    background: rgba(212, 175, 55, 0.8);
}

/* Smooth scrollbar animation */
.content-panel::-webkit-scrollbar-thumb:active {
    background: #ffd700;
}

/* ============================================
   COMMON ANIMATIONS
   ============================================ */

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

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

.animate-slide-down {
    animation: slideInDown 0.6s ease-out;
}

.animate-fade-up {
    animation: fadeInUp 0.6s ease-out;
    opacity: 0;
    animation-fill-mode: forwards;
}

.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }
.animate-delay-5 { animation-delay: 0.5s; }
.animate-delay-6 { animation-delay: 0.6s; }
.animate-delay-7 { animation-delay: 0.7s; }

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

/* Large Desktops (1920px+) */
@media (min-width: 1920px) {
    .content-panel {
        padding: 80px 140px;
    }

    .tab-button {
        padding: 30px 55px;
        font-size: 1.4em;
    }
}

/* Standard Desktops (1440px - 1919px) */
@media (min-width: 1440px) and (max-width: 1919px) {
    .content-panel {
        padding: 70px 110px;
    }

    .tab-button {
        padding: 28px 45px;
        font-size: 1.3em;
    }
}

/* Small Desktops / Large Tablets Landscape (1024px - 1439px) */
@media (min-width: 1024px) and (max-width: 1439px) {
    .content-panel {
        padding: 60px 80px;
    }

    .tab-button {
        padding: 24px 32px;
        font-size: 1.2em;
    }
}

/* Tablets Portrait (768px - 1023px) */
@media (min-width: 768px) and (max-width: 1023px) {
    .content-panel {
        padding: 45px 50px;
    }

    .tab-button {
        padding: 20px 24px;
        font-size: 1.05em;
    }

    .tab-indicator {
        font-size: 0.7em;
    }
}

/* Large Phones Landscape / Small Tablets (640px - 767px) */
@media (min-width: 640px) and (max-width: 767px) {
    .content-panel {
        padding: 32px 28px;
    }

    .tab-button {
        padding: 18px 16px;
        font-size: 1em;
    }

    .tab-indicator {
        display: none;
    }
}

/* Phones Portrait (480px - 639px) */
@media (min-width: 480px) and (max-width: 639px) {
    .content-panel {
        padding: 24px 18px;
    }

    .tab-button {
        padding: 16px 12px;
        font-size: 0.95em;
    }

    .tab-indicator {
        display: none;
    }
}

/* Small Phones (< 480px) */
@media (max-width: 479px) {
    .content-panel {
        padding: 18px 12px;
    }

    .tab-button {
        padding: 14px 10px;
        font-size: 0.9em;
    }

    .tab-indicator {
        display: none;
    }
}

/* Landscape Orientation Adjustments */
@media (orientation: landscape) and (max-height: 600px) {
    .content-panel {
        padding: 20px 26px;
    }

    .tab-button {
        padding: 14px 18px;
        font-size: 0.95em;
    }

    .tab-indicator {
        display: none;
    }
}

/* Portrait Orientation Adjustments */
@media (orientation: portrait) and (max-width: 1024px) {
    .content-panel {
        padding-top: 36px;
        padding-bottom: 48px;
    }
}

/* iPad Specific (768px - 1024px) */
@media (min-width: 768px) and (max-width: 1024px) {
    .content-panel {
        padding: 42px 48px;
    }

    .tab-button {
        padding: 21px 26px;
        font-size: 1.05em;
    }
}

/* High DPI / Retina Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .tab-button {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
}