/* ==========================================================================
   MAIN STYLESHEET - LANGKISAU PANGKAS ONLINE
   Warm Coastal Palette: Sand Cream, Deep Ocean, Rich Leather Amber, Emerald Trust
   ========================================================================== */

:root {
    --color-warmbg: #fbf9f5;
    --color-warmbg-subtle: #f4efe6;
    --color-charcoal: #1c1917;
    --color-stone-muted: #57534e;
    --color-ocean-900: #0c4a6e;
    --color-ocean-800: #075985;
    --color-ocean-600: #0284c7;
    --color-ocean-100: #e0f2fe;
    --color-ocean-50: #f0f9ff;
    --color-amber-900: #451a03;
    --color-amber-800: #78350f;
    --color-amber-700: #92400e;
    --color-amber-600: #b45309;
    --color-amber-500: #d97706;
    --color-amber-100: #fef3c7;
    --color-amber-50: #fffbeb;
    --color-emerald: #047857;
    --color-emerald-light: #ecfdf5;
    --shadow-soft: 0 4px 20px -2px rgba(28, 25, 23, 0.06), 0 2px 6px -1px rgba(28, 25, 23, 0.04);
    --shadow-card: 0 10px 30px -5px rgba(7, 89, 133, 0.08), 0 4px 10px -2px rgba(7, 89, 133, 0.04);
    --shadow-elevated: 0 20px 40px -10px rgba(7, 89, 133, 0.15);
}

/* Base Setup */
html, body {
    overflow-x: hidden;
    max-width: 100vw;
}

body {
    background-color: var(--color-warmbg);
    color: var(--color-charcoal);
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, .font-serif-title {
    font-family: 'Playfair Display', Georgia, serif;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 7px;
    height: 7px;
}
::-webkit-scrollbar-track {
    background: #f1ede4;
}
::-webkit-scrollbar-thumb {
    background: #b45309;
    border-radius: 9999px;
}
::-webkit-scrollbar-thumb:hover {
    background: #92400e;
}

/* Glassmorphism Classes */
.glass-card {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(231, 229, 228, 0.8);
}

.glass-dark {
    background: rgba(12, 74, 110, 0.88);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.glass-header {
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}

/* Reading Progress Bar */
#reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    width: 0%;
    background: linear-gradient(90deg, #b45309, #0284c7, #047857);
    z-index: 9999;
    transition: width 0.1s ease-out;
}

/* Chart Canvas Container */
.chart-container {
    position: relative;
    width: 100%;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    height: 310px;
}

@media (min-width: 768px) {
    .chart-container {
        height: 350px;
    }
}

/* Range Slider Styling */
input[type=range] {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 8px;
    border-radius: 9999px;
    background: #e2dcd2;
    outline: none;
}
input[type=range]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #075985;
    border: 3px solid #ffffff;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
    cursor: pointer;
    transition: transform 0.15s ease, background-color 0.15s ease;
}
input[type=range]::-webkit-slider-thumb:hover {
    transform: scale(1.15);
    background: #0284c7;
}

/* Sticky Mobile Action Bar */
.mobile-bottom-bar {
    display: none;
}
@media (max-width: 768px) {
    .mobile-bottom-bar {
        display: flex;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        z-index: 45;
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        border-top: 1px solid #e7e5e4;
        box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.08);
        padding: 10px 16px;
        padding-bottom: calc(10px + env(safe-area-inset-bottom, 0px));
    }
    body {
        padding-bottom: 74px;
    }
}

/* Bank Account Card */
.bank-card {
    transition: all 0.2s ease-in-out;
    border: 1px solid #e7e5e4;
}
.bank-card:hover {
    border-color: #075985;
    transform: translateY(-2px);
    box-shadow: var(--shadow-card);
}

/* Copy Toast */
#copyToast {
    position: fixed;
    bottom: 90px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 99999;
    pointer-events: none;
}

@media (min-width: 769px) {
    #copyToast {
        bottom: 30px;
    }
}

/* Equipment Card Hover */
.equipment-item-card {
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}
.equipment-item-card:hover {
    transform: translateY(-2px);
}

/* Modal Backdrop */
.modal-overlay {
    background: rgba(12, 23, 35, 0.75);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}