/* ==========================================================================
   P-Short Design System & Style sheet
   ========================================================================== */

:root {
    --bg-dark: #070714;
    --card-bg: rgba(13, 13, 33, 0.65);
    --card-border: rgba(255, 255, 255, 0.07);
    --card-border-hover: rgba(139, 92, 246, 0.3);
    
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --text-dark: #6b7280;
    
    --primary: #8b5cf6;
    --primary-glow: rgba(139, 92, 246, 0.4);
    --secondary: #3b82f6;
    --secondary-glow: rgba(59, 130, 246, 0.3);
    
    --accent: #a78bfa;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    
    --font-display: 'Outfit', 'Inter', system-ui, -apple-system, sans-serif;
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    
    --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-normal: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-slow: 10s ease-in-out;
}

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

html, body {
    width: 100%;
    min-height: 100vh;
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-sans);
    line-height: 1.5;
    overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* ==========================================================================
   Background Glowing Orbs
   ========================================================================== */
.orb-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.glowing-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(110px);
    opacity: 0.22;
    mix-blend-mode: screen;
}

.orb-1 {
    top: -10%;
    left: -10%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.8) 0%, rgba(59, 130, 246, 0) 70%);
    animation: float-orb-1 25s infinite alternate ease-in-out;
}

.orb-2 {
    bottom: -20%;
    right: -10%;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, rgba(236, 72, 153, 0.6) 0%, rgba(139, 92, 246, 0) 70%);
    animation: float-orb-2 30s infinite alternate ease-in-out;
}

.orb-3 {
    top: 30%;
    left: 45%;
    width: 35vw;
    height: 35vw;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.6) 0%, rgba(99, 102, 241, 0) 70%);
    animation: float-orb-3 20s infinite alternate ease-in-out;
}

@keyframes float-orb-1 {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(10%, 15%) scale(1.15); }
}

@keyframes float-orb-2 {
    0% { transform: translate(0, 0) scale(1.1); }
    100% { transform: translate(-15%, -10%) scale(0.9); }
}

@keyframes float-orb-3 {
    0% { transform: translate(0, 0) scale(0.9); }
    100% { transform: translate(-5%, 8%) scale(1.2); }
}

/* ==========================================================================
   Layout Containers
   ========================================================================== */
.main-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
    min-height: calc(100vh - 80px);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.view-section {
    width: 100%;
    animation: fadeIn var(--transition-normal);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   Typography & Headers
   ========================================================================== */
.app-header {
    text-align: center;
    margin-bottom: 3rem;
}

.logo-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.logo-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
}

.logo-icon i {
    width: 20px;
    height: 20px;
}

.icon-pulse {
    animation: pulse-gear 6s infinite ease-in-out;
}

@keyframes pulse-gear {
    0%, 100% { transform: rotate(0deg) scale(1); }
    50% { transform: rotate(15deg) scale(1.1); }
}

.app-header h1 {
    font-family: var(--font-display);
    font-size: 2.75rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    background: linear-gradient(135deg, #ffffff 30%, #a78bfa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.tagline {
    font-size: 1.125rem;
    color: var(--text-muted);
    font-weight: 400;
    margin-bottom: 1.25rem;
}

.badge-row {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    flex-wrap: wrap;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.85rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 50px;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
    transition: var(--transition-fast);
}

.badge i {
    width: 14px;
    height: 14px;
    color: var(--accent);
}

.badge:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--text-main);
}

/* ==========================================================================
   Glassmorphism Cards
   ========================================================================== */
.glass-card {
    background: var(--card-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--card-border);
    border-radius: 24px;
    padding: 2rem;
    box-shadow: 0 12px 40px -10px rgba(0, 0, 0, 0.5);
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.glass-card:hover {
    border-color: var(--card-border-hover);
    box-shadow: 0 12px 45px -8px rgba(139, 92, 246, 0.08), 0 0 2px rgba(139, 92, 246, 0.2);
}

.main-card {
    margin-bottom: 2.5rem;
}

/* ==========================================================================
   Form Controls & Inputs
   ========================================================================== */
.shorten-form {
    display: flex;
    gap: 1rem;
    flex-direction: row;
}

.input-group {
    position: relative;
    flex-grow: 1;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 1.25rem;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    pointer-events: none;
    transition: var(--transition-fast);
}

.input-icon i {
    width: 20px;
    height: 20px;
}

.input-group input {
    width: 100%;
    padding: 1.1rem 1rem 1.1rem 3.25rem;
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    color: white;
    font-size: 1rem;
    font-family: var(--font-sans);
    outline: none;
    transition: var(--transition-fast);
}

.input-group input:focus {
    border-color: var(--primary);
    background: rgba(0, 0, 0, 0.4);
    box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.15);
}

.input-group input:focus + .input-icon {
    color: var(--primary);
}

.input-group input::placeholder {
    color: var(--text-dark);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 600;
    padding: 1.1rem 1.75rem;
    border-radius: 16px;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.35);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--primary-glow);
    background: linear-gradient(135deg, #996bf7 0%, #4c8ff7 100%);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-main);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-1px);
}

.btn-text {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 0.875rem;
    padding: 0.5rem 1rem;
    border-radius: 8px;
}

.btn-text:hover {
    color: white;
    background: rgba(255, 255, 255, 0.05);
}

.btn-danger:hover {
    color: var(--danger);
    background: rgba(239, 68, 68, 0.08);
}

/* ==========================================================================
   Error Messages
   ========================================================================== */
.error-message {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--danger);
    font-size: 0.875rem;
    margin-top: 1rem;
    background: rgba(239, 68, 68, 0.07);
    padding: 0.75rem 1.25rem;
    border-radius: 12px;
    border: 1px solid rgba(239, 68, 68, 0.15);
    animation: shake 0.3s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

/* ==========================================================================
   Results Area
   ========================================================================== */
.divider {
    height: 1px;
    background: rgba(255, 255, 255, 0.08);
    margin: 2rem 0;
}

.result-area {
    animation: slideDown var(--transition-normal);
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-15px); }
    to { opacity: 1; transform: translateY(0); }
}

.result-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--accent);
}

.result-box-container {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.result-group {
    min-width: 280px;
}

.result-group input {
    background: rgba(0, 0, 0, 0.4);
    border-color: rgba(139, 92, 246, 0.2);
    font-family: var(--font-sans);
    font-weight: 500;
    color: var(--accent);
}

.text-accent {
    color: var(--accent);
}

.button-group {
    display: flex;
    gap: 0.5rem;
}

.button-group .btn {
    padding: 1.1rem 1.25rem;
}

/* QR Code Display */
.qr-container {
    margin-top: 1.5rem;
    animation: fadeIn var(--transition-normal);
}

.qr-card {
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    max-width: 240px;
    margin: 0 auto;
}

#qr-canvas {
    border-radius: 8px;
    background: white;
    padding: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* ==========================================================================
   History Section
   ========================================================================== */
.history-card {
    margin-bottom: 3rem;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.card-header h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.card-header h3 i {
    width: 20px;
    height: 20px;
    color: var(--primary);
}

.history-list-wrapper {
    max-height: 350px;
    overflow-y: auto;
    padding-right: 4px;
}

.history-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.history-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.04);
    border-radius: 14px;
    padding: 1rem 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    transition: var(--transition-fast);
}

.history-item:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.08);
}

.history-urls {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    overflow: hidden;
    flex-grow: 1;
}

.history-short {
    font-family: var(--font-sans);
    font-weight: 600;
    color: var(--accent);
    text-decoration: none;
    font-size: 0.95rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.history-short:hover {
    text-decoration: underline;
}

.history-original {
    color: var(--text-dark);
    font-size: 0.8rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.history-actions {
    display: flex;
    gap: 0.25rem;
}

.btn-icon-only {
    padding: 0.6rem;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.btn-icon-only i {
    width: 16px;
    height: 16px;
}

.btn-icon-only:hover {
    background: rgba(255, 255, 255, 0.08);
    color: white;
}

.btn-icon-only.delete-item-btn:hover {
    background: rgba(239, 68, 68, 0.08);
    border-color: rgba(239, 68, 68, 0.2);
    color: var(--danger);
}

/* ==========================================================================
   FAQ / Info Section
   ========================================================================== */
.info-section {
    margin-top: 1rem;
}

.info-section h2 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 2rem;
    color: #ffffff;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.info-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.04);
    border-radius: 20px;
    padding: 1.75rem;
    transition: var(--transition-fast);
}

.info-card:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.08);
    transform: translateY(-2px);
}

.info-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid rgba(139, 92, 246, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    margin-bottom: 1.25rem;
}

.info-icon i {
    width: 20px;
    height: 20px;
}

.info-card h3 {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: white;
}

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

/* ==========================================================================
   Redirector View Styles
   ========================================================================== */
.redirect-card {
    max-width: 520px;
    margin: 4rem auto;
    text-align: center;
}

.redirect-header {
    margin-bottom: 2rem;
}

.security-shield {
    width: 72px;
    height: 72px;
    border-radius: 24px;
    background: rgba(245, 158, 11, 0.07);
    border: 1px solid rgba(245, 158, 11, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.25rem;
}

.security-shield i {
    width: 36px;
    height: 36px;
}

.icon-warning {
    color: var(--warning);
    animation: pulse-shield 2s infinite ease-in-out;
}

@keyframes pulse-shield {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.08); opacity: 0.85; }
}

.redirect-header h2 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.redirect-header p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.redirect-target-box {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 1.25rem;
    margin-bottom: 2rem;
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.target-label {
    font-size: 0.75rem;
    color: var(--text-dark);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.target-url {
    font-family: var(--font-sans);
    font-weight: 600;
    color: var(--accent);
    word-break: break-all;
    font-size: 1.05rem;
    text-decoration: none;
    line-height: 1.4;
}

.target-url:hover {
    text-decoration: underline;
}

.target-domain {
    font-size: 0.8rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.25rem;
    margin-top: 0.25rem;
}

.target-domain::before {
    content: "•";
    color: var(--primary);
    font-weight: bold;
}

/* Circular countdown progress */
.countdown-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 2.25rem;
}

.circular-progress {
    position: relative;
    width: 120px;
    height: 120px;
}

.progress-ring {
    transform: rotate(-90deg);
}

.progress-ring-circle {
    transition: stroke-dashoffset 0.1s linear;
    stroke-linecap: round;
}

.countdown-number {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 800;
    color: white;
}

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

.redirect-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.redirect-actions .btn {
    flex: 1;
}

/* ==========================================================================
   Footer Styles
   ========================================================================== */
.app-footer-bottom {
    text-align: center;
    padding: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.03);
    color: var(--text-dark);
    font-size: 0.825rem;
}

/* Tooltip implementation */
.tooltip {
    position: relative;
}

.tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 120%;
    left: 50%;
    transform: translateX(-50%) translateY(4px);
    background: #1e1e38;
    color: white;
    padding: 0.4rem 0.75rem;
    border-radius: 8px;
    font-size: 0.75rem;
    white-space: nowrap;
    border: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: all var(--transition-fast);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    z-index: 10;
}

.tooltip:hover::after {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

/* Helper Utilities */
.hidden {
    display: none !important;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 768px) {
    .main-container {
        padding: 2rem 1rem;
    }
    
    .app-header h1 {
        font-size: 2.25rem;
    }
    
    .shorten-form {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .result-box-container {
        flex-direction: column;
    }
    
    .result-group {
        min-width: 100%;
    }
    
    .button-group {
        width: 100%;
    }
    
    .button-group .btn {
        flex-grow: 1;
    }
    
    .history-item {
        flex-direction: column;
        align-items: stretch;
        gap: 0.75rem;
    }
    
    .history-actions {
        justify-content: flex-end;
    }
    
    .redirect-actions {
        flex-direction: column-reverse;
    }
}