/* Reset ukuran default */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Palet warna & gaya global */
:root {
    --hitam: #000000;
    --gradasi-gelap: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 50%, #1a1a1a 100%);
    --aksen-oranye: #ff6b35;
    --aksen-hijau: #00ff88;
    --teks-utama: #ffffff;
    --teks-pudar: #cccccc;
    --teks-sekunder: #999999;
    --kartu-latar: rgba(255, 255, 255, 0.05);
    --garis-tipis: rgba(255, 255, 255, 0.1);
    --bayangan-dalam: 0 20px 40px rgba(0, 0, 0, 0.7);
}

/* Body utama */
body {
    font-family: 'Inter', sans-serif;
    background: var(--gradasi-gelap);
    color: var(--teks-utama);
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

/* Kontainer katalog */
.catalog {
    position: relative;
    min-height: 100vh;
    background: linear-gradient(45deg, rgba(0, 0, 0, 0.8), rgba(45, 45, 45, 0.6)), url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23333" stroke-width="0.5" opacity="0.3"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
}

/* Layer latar belakang */
.latar-belakang {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

/* Efek gelombang di bagian bawah */
.efek-gelombang {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 30%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    clip-path: polygon(0% 100%, 0% 70%, 15% 60%, 25% 65%, 35% 45%, 50% 55%, 65% 35%, 80% 50%, 90% 40%, 100% 45%, 100% 100%);
}

/* Header */
.header-catalog {
    text-align: center;
    padding: 3rem 2rem 2rem;
    position: relative;
    z-index: 1;
}

.judul {
    font-family: 'Oswald', sans-serif;
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 300;
    letter-spacing: 0.1em;
    color: var(--aksen-oranye);
    margin-bottom: 0.5rem;
}

.slogan {
    font-size: 1rem;
    color: var(--teks-pudar);
    margin-bottom: 2rem;
    font-style: italic;
}

.header-garis {
    width: 80px;
    height: 2px;
    background: linear-gradient(90deg, var(--aksen-oranye), var(--aksen-hijau));
    margin: 0 auto;
}

/* Main Content */
.semua-stok {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
    position: relative;
    z-index: 1;
}

/* Input Section */
.input-section {
    margin-bottom: 2.5rem;
}

.input-card {
    position: relative;
    background: var(--kartu-latar);
    backdrop-filter: blur(15px);
    border: 1px solid var(--garis-tipis);
    border-radius: 16px;
    padding: 2rem;
    overflow: hidden;
    box-shadow: var(--bayangan-dalam);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.input-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--aksen-oranye), transparent);
}

.input-card:hover {
    border-color: rgba(255, 107, 53, 0.5);
    box-shadow: var(--bayangan-dalam), 0 0 30px rgba(255, 107, 53, 0.3);
}

.efek-card {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.1) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.input-card:hover .efek-card {
    opacity: 1;
}

.section-title {
    font-family: 'Oswald', sans-serif;
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--teks-utama);
    letter-spacing: 0.05em;
}

.input-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.item-input {
    flex: 1;
    min-width: 250px;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid var(--garis-tipis);
    border-radius: 8px;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    color: var(--teks-utama);
    transition: all 0.3s ease;
}

.item-input:focus {
    outline: none;
    border-color: var(--aksen-oranye);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 20px rgba(255, 107, 53, 0.2);
}

.item-input::placeholder {
    color: var(--teks-sekunder);
}

/* Statistics Section */
.stats-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.stat-card {
    position: relative;
    background: var(--kartu-latar);
    backdrop-filter: blur(15px);
    border: 1px solid var(--garis-tipis);
    border-radius: 12px;
    padding: 1.5rem;
    overflow: hidden;
    transition: all 0.4s ease;
    box-shadow: var(--bayangan-dalam);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--aksen-hijau), transparent);
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 255, 136, 0.5);
    box-shadow: var(--bayangan-dalam), 0 0 25px rgba(0, 255, 136, 0.3);
}

.stat-card:hover .efek-card {
    opacity: 1;
}

.stat-content {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    position: relative;
    z-index: 2;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--teks-sekunder);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.stat-value {
    font-family: 'Oswald', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--aksen-hijau);
}

.stat-pending {
    color: var(--aksen-oranye);
}

.stat-done {
    color: var(--aksen-hijau);
}

/* List Section */
.list-section {
    margin-bottom: 3rem;
}

.shopping-list {
    display: grid;
    gap: 1rem;
}

.shopping-item {
    position: relative;
    background: var(--kartu-latar);
    backdrop-filter: blur(15px);
    border: 1px solid var(--garis-tipis);
    border-radius: 12px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    overflow: hidden;
    transition: all 0.4s ease;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.5);
}

.shopping-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--aksen-oranye), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.shopping-item:hover::before {
    opacity: 1;
}

.shopping-item:hover {
    transform: translateX(5px);
    border-color: rgba(255, 107, 53, 0.5);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.7), 0 0 25px rgba(255, 107, 53, 0.2);
}

.shopping-item.purchased {
    background: rgba(0, 255, 136, 0.05);
    border-color: rgba(0, 255, 136, 0.3);
}

.shopping-item.purchased::before {
    background: linear-gradient(90deg, transparent, var(--aksen-hijau), transparent);
}

.shopping-item.purchased:hover {
    border-color: rgba(0, 255, 136, 0.5);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.7), 0 0 25px rgba(0, 255, 136, 0.2);
}

.item-checkbox {
    width: 24px;
    height: 24px;
    border: 2px solid var(--aksen-oranye);
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.item-checkbox:hover {
    background: rgba(255, 107, 53, 0.2);
    transform: scale(1.1);
}

.shopping-item.purchased .item-checkbox {
    background: var(--aksen-hijau);
    border-color: var(--aksen-hijau);
}

.item-checkbox::after {
    content: '✓';
    color: var(--hitam);
    font-weight: bold;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.shopping-item.purchased .item-checkbox::after {
    opacity: 1;
}

.item-text {
    flex: 1;
    font-size: 1.1rem;
    color: var(--teks-utama);
    letter-spacing: 0.02em;
    transition: all 0.3s ease;
}

.shopping-item.purchased .item-text {
    text-decoration: line-through;
    color: var(--teks-sekunder);
}

.item-status {
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    flex-shrink: 0;
}

.status-pending {
    background: linear-gradient(45deg, #ff6b35, #f7931e);
    color: white;
}

.status-done {
    background: linear-gradient(45deg, #00ff88, #00d4aa);
    color: black;
}

.delete-btn {
    padding: 0.6rem 1.2rem;
    background: transparent;
    border: 2px solid var(--teks-sekunder);
    border-radius: 8px;
    color: var(--teks-sekunder);
    font-family: 'Oswald', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.delete-btn:hover {
    background: #ff4444;
    border-color: #ff4444;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 68, 68, 0.3);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--teks-sekunder);
}

.empty-state.hidden {
    display: none;
}

.empty-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state p {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.empty-subtitle {
    font-size: 1rem;
    color: var(--teks-pudar);
}

/* Button Styles */
.tentang-btn {
    position: relative;
    padding: 1rem 2rem;
    border: 2px solid var(--aksen-oranye);
    border-radius: 8px;
    background: transparent;
    font-family: 'Oswald', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--aksen-oranye);
    cursor: pointer;
    transition: all 0.3s ease;
    overflow: hidden;
    min-width: 150px;
}

.isi-btn {
    position: relative;
    z-index: 2;
}

.efek-btn {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 107, 53, 0.3), transparent);
    transition: left 0.5s ease;
}

.tentang-btn:hover .efek-btn {
    left: 100%;
}

.tentang-btn:hover {
    background: var(--aksen-oranye);
    color: var(--hitam);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(255, 107, 53, 0.3);
}

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

/* Toast Notification Styles */
.toast-container {
    position: fixed;
    top: 2rem;
    right: 2rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    pointer-events: none;
}

.toast {
    position: relative;
    min-width: 320px;
    background: var(--kartu-latar);
    backdrop-filter: blur(20px);
    border: 1px solid var(--garis-tipis);
    border-radius: 12px;
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.8), 0 0 30px rgba(0, 0, 0, 0.5);
    pointer-events: all;
    animation: toastSlideIn 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    overflow: hidden;
}

.toast::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    animation: toastProgress 3s linear;
}

.toast.success::before {
    background: linear-gradient(90deg, var(--aksen-hijau), transparent);
}

.toast.error::before {
    background: linear-gradient(90deg, #ff4444, transparent);
}

.toast.warning::before {
    background: linear-gradient(90deg, var(--aksen-oranye), transparent);
}

.toast.info::before {
    background: linear-gradient(90deg, #3498db, transparent);
}

.toast.success {
    border-color: rgba(0, 255, 136, 0.4);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.8), 0 0 30px rgba(0, 255, 136, 0.2);
}

.toast.error {
    border-color: rgba(255, 68, 68, 0.4);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.8), 0 0 30px rgba(255, 68, 68, 0.2);
}

.toast.warning {
    border-color: rgba(255, 107, 53, 0.4);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.8), 0 0 30px rgba(255, 107, 53, 0.2);
}

.toast.info {
    border-color: rgba(52, 152, 219, 0.4);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.8), 0 0 30px rgba(52, 152, 219, 0.2);
}

.toast-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
    animation: toastIconPop 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.toast.success .toast-icon {
    background: linear-gradient(135deg, var(--aksen-hijau), #00d4aa);
    color: #000;
}

.toast.error .toast-icon {
    background: linear-gradient(135deg, #ff4444, #cc0000);
    color: #fff;
}

.toast.warning .toast-icon {
    background: linear-gradient(135deg, var(--aksen-oranye), #f7931e);
    color: #fff;
}

.toast.info .toast-icon {
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: #fff;
}

.toast-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.toast-title {
    font-family: 'Oswald', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--teks-utama);
}

.toast-message {
    font-size: 0.9rem;
    color: var(--teks-pudar);
    line-height: 1.4;
}

.toast-close {
    width: 28px;
    height: 28px;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--teks-pudar);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.toast-close:hover {
    background: rgba(255, 255, 255, 0.2);
    color: var(--teks-utama);
    transform: rotate(90deg);
}

.toast.removing {
    animation: toastSlideOut 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55) forwards;
}

@keyframes toastSlideIn {
    from {
        transform: translateX(120%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes toastSlideOut {
    from {
        transform: translateX(0) scale(1);
        opacity: 1;
    }
    to {
        transform: translateX(120%) scale(0.8);
        opacity: 0;
    }
}

@keyframes toastIconPop {
    0% {
        transform: scale(0) rotate(-180deg);
    }
    50% {
        transform: scale(1.2) rotate(10deg);
    }
    100% {
        transform: scale(1) rotate(0deg);
    }
}

@keyframes toastProgress {
    from {
        transform: scaleX(1);
        transform-origin: left;
    }
    to {
        transform: scaleX(0);
        transform-origin: left;
    }
}

/* Custom Confirm Modal */
.confirm-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: fadeIn 0.3s ease;
}

.confirm-modal {
    position: relative;
    background: var(--kartu-latar);
    backdrop-filter: blur(20px);
    border: 1px solid var(--garis-tipis);
    border-radius: 16px;
    padding: 2rem;
    max-width: 450px;
    width: 90%;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.9), 0 0 40px rgba(255, 107, 53, 0.2);
    animation: modalSlideUp 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    overflow: hidden;
}

.confirm-modal::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--aksen-oranye), var(--aksen-hijau));
}

.confirm-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--aksen-oranye), #f7931e);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    animation: modalIconPulse 0.6s ease;
}

.confirm-title {
    font-family: 'Oswald', sans-serif;
    font-size: 1.5rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--teks-utama);
    letter-spacing: 0.05em;
}

.confirm-message {
    text-align: center;
    color: var(--teks-pudar);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.confirm-item-name {
    color: var(--aksen-oranye);
    font-weight: 600;
}

.confirm-buttons {
    display: flex;
    gap: 1rem;
}

.confirm-btn {
    flex: 1;
    padding: 0.9rem 1.5rem;
    border: 2px solid;
    border-radius: 8px;
    font-family: 'Oswald', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: all 0.3s ease;
}

.confirm-btn-cancel {
    background: transparent;
    border-color: var(--teks-sekunder);
    color: var(--teks-sekunder);
}

.confirm-btn-cancel:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--teks-pudar);
    color: var(--teks-pudar);
    transform: translateY(-2px);
}

.confirm-btn-delete {
    background: transparent;
    border-color: #ff4444;
    color: #ff4444;
}

.confirm-btn-delete:hover {
    background: #ff4444;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 68, 68, 0.4);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes modalSlideUp {
    from {
        transform: translateY(100px) scale(0.9);
        opacity: 0;
    }
    to {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

@keyframes modalIconPulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

/* Footer */
.tentang-footer {
    text-align: center;
    padding: 3rem 2rem 2rem;
    position: relative;
    z-index: 1;
}

.garis-footer {
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, var(--aksen-oranye), var(--aksen-hijau), var(--aksen-oranye));
    margin: 0 auto 1rem;
}

.copyright {
    color: var(--teks-sekunder);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    letter-spacing: 0.05em;
}

.format-footer {
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.isi-footer {
    font-size: 0.8rem;
    color: var(--teks-pudar);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Responsive Design */
@media (max-width: 768px) {
    .toast-container {
        top: 1rem;
        right: 1rem;
        left: 1rem;
    }

    .toast {
        min-width: auto;
        width: 100%;
    }

    .confirm-modal {
        padding: 1.5rem;
    }

    .confirm-buttons {
        flex-direction: column;
    }

    .semua-stok {
        padding: 1.5rem;
    }

    .input-group {
        flex-direction: column;
    }

    .item-input {
        min-width: 100%;
    }

    .stats-section {
        grid-template-columns: 1fr;
    }

    .shopping-item {
        flex-wrap: wrap;
    }

    .item-text {
        flex-basis: 100%;
        order: 2;
    }

    .item-status {
        order: 3;
    }

    .delete-btn {
        order: 4;
    }

    .format-footer {
        flex-direction: column;
        gap: 0.5rem;
    }
}

@media (max-width: 480px) {
    .header-catalog {
        padding: 2rem 1rem 1rem;
    }

    .input-card {
        padding: 1.5rem;
    }

    .stat-value {
        font-size: 2rem;
    }

    .shopping-item {
        padding: 1.25rem;
    }

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