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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(to bottom right, #fff7ed, #fef3c7);
    min-height: 100vh;
    line-height: 1.6;
}

h1 {
    font-size: 1.875rem;
    font-weight: 700;
    line-height: 1.2;
    color: #111827;
}

h2 {
    font-size: 1.5rem;
    font-weight: 600;
    line-height: 1.3;
    color: #374151;
}

p {
    font-size: 1rem;
    color: #4b5563;
}

.app {
    min-height: 100vh;
    padding: 1.5rem;
}

.container {
    max-width: 56rem;
    margin: 0 auto;
}

/* Header */
.header {
    background: white;
    border-radius: 0.75rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.header-content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.header-icon {
    background: #f97316;
    padding: 0.75rem;
    border-radius: 0.5rem;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
}

.header-text h1 {
    margin-bottom: 0.25rem;
}

.recipe-meta {
    display: flex;
    gap: 1rem;
    color: #6b7280;
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.recipe-image {
    width: 100%;
    height: 240px;
    border-radius: 0.5rem;
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.recipe-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Tabs */
.tabs {
    display: flex;
    gap: 0.5rem;
    border-bottom: 2px solid #e5e7eb;
}

.tab {
    padding: 0.75rem 1.5rem;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    color: #6b7280;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: -2px;
}

.tab:hover {
    color: #111827;
}

.tab.active {
    color: #f97316;
    border-bottom-color: #f97316;
}

.tab-badge {
    font-size: 0.875rem;
    color: inherit;
}

/* Views */
.view {
    display: none;
}

.view.active {
    display: block;
}

/* Card */
.card {
    background: white;
    border-radius: 0.75rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

/* Progress */
.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.progress-text {
    color: #6b7280;
    font-size: 0.875rem;
}

.progress-bar {
    width: 100%;
    height: 0.5rem;
    background: #e5e7eb;
    border-radius: 9999px;
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.progress-fill {
    height: 100%;
    background: #f97316;
    border-radius: 9999px;
    transition: width 0.3s ease;
    width: 0%;
}

/* Ingredients List */
.ingredients-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.ingredient-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    border: 2px solid #e5e7eb;
    border-radius: 0.5rem;
    background: white;
    cursor: pointer;
    transition: all 0.2s;
    width: 100%;
    text-align: left;
}

.ingredient-item:hover {
    border-color: #d1d5db;
}

.ingredient-item.checked {
    border-color: #10b981;
    background: #f0fdf4;
}

.ingredient-icon {
    flex-shrink: 0;
    width: 1.5rem;
    height: 1.5rem;
}

.ingredient-icon svg {
    width: 100%;
    height: 100%;
}

.ingredient-item.checked .ingredient-icon {
    color: #10b981;
}

.ingredient-item:not(.checked) .ingredient-icon {
    color: #9ca3af;
}

.ingredient-details {
    flex: 1;
}

.ingredient-name {
    color: #111827;
    font-size: 1rem;
    margin-bottom: 0.125rem;
}

.ingredient-item.checked .ingredient-name {
    text-decoration: line-through;
    color: #6b7280;
}

.ingredient-amount {
    color: #6b7280;
    font-size: 0.875rem;
}

/* Buttons */
.btn-primary {
    width: 100%;
    padding: 1rem 1.5rem;
    background: #f97316;
    color: white;
    border: none;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.2s;
}

.btn-primary:hover:not(:disabled) {
    background: #ea580c;
}

.btn-primary:disabled {
    background: #d1d5db;
    color: #6b7280;
    cursor: not-allowed;
}

.btn-secondary {
    padding: 0.75rem 1.5rem;
    background: white;
    color: #374151;
    border: 2px solid #d1d5db;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.2s;
}

.btn-secondary:hover:not(:disabled) {
    border-color: #9ca3af;
    background: #f9fafb;
}

.btn-secondary:disabled {
    border-color: #e5e7eb;
    color: #9ca3af;
    cursor: not-allowed;
}

.btn-text {
    color: #6b7280;
    background: none;
    border: none;
    font-size: 0.875rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 auto;
    padding: 0.5rem 1rem;
    transition: color 0.2s;
}

.btn-text:hover {
    color: #111827;
}

/* Step Indicators */
.step-indicators {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

.step-indicator {
    flex: 1;
    height: 0.5rem;
    background: #e5e7eb;
    border-radius: 9999px;
    cursor: pointer;
    transition: all 0.2s;
}

.step-indicator:hover {
    background: #d1d5db;
}

.step-indicator.completed {
    background: #10b981;
}

.step-indicator.current {
    background: #f97316;
}

/* Step Card */
.step-card {
    padding: 2rem;
}

.step-header {
    display: flex;
    align-items: start;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.step-number {
    color: #f97316;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.step-title {
    margin-bottom: 1rem;
}

.step-completed-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #10b981;
    background: #f0fdf4;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
}

.step-description {
    color: #374151;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

/* Tip Box */
.tip-box {
    background: #fffbeb;
    border-left: 4px solid #fbbf24;
    padding: 1rem;
    border-radius: 0 0.5rem 0.5rem 0;
    margin-bottom: 1.5rem;
}

.tip-content {
    display: flex;
    gap: 0.75rem;
}

.tip-icon {
    color: #d97706;
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
    margin-top: 0.125rem;
}

.tip-text h3 {
    color: #78350f;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.tip-text p {
    color: #92400e;
    font-size: 0.875rem;
}

/* Timer */
.timer {
    border: 2px solid #d1d5db;
    border-radius: 0.75rem;
    padding: 1.5rem;
    background: #f9fafb;
    transition: all 0.3s;
}

.timer.running {
    border-color: #f97316;
    background: #fff7ed;
}

.timer.completed {
    border-color: #10b981;
    background: #f0fdf4;
}

.timer-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.timer-header svg {
    width: 1.25rem;
    height: 1.25rem;
}

.timer.completed .timer-header {
    color: #10b981;
}

.timer:not(.completed) .timer-header {
    color: #f97316;
}

.timer-display {
    text-align: center;
    margin-bottom: 1rem;
}

.timer-time {
    font-size: 3rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: #374151;
    margin-bottom: 0.5rem;
}

.timer.running .timer-time {
    color: #f97316;
}

.timer.completed .timer-time {
    color: #10b981;
}

.timer-duration {
    color: #6b7280;
    font-size: 0.875rem;
}

.timer-progress {
    width: 100%;
    height: 0.5rem;
    background: #e5e7eb;
    border-radius: 9999px;
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.timer-progress-fill {
    height: 100%;
    border-radius: 9999px;
    transition: width 1s linear;
    width: 0%;
}

.timer:not(.completed) .timer-progress-fill {
    background: #f97316;
}

.timer.completed .timer-progress-fill {
    background: #10b981;
}

.timer-controls {
    display: flex;
    gap: 0.75rem;
}

.timer-controls .btn-primary {
    flex: 1;
}

.timer-complete-text {
    margin-top: 1rem;
    text-align: center;
    color: #10b981;
    font-weight: 500;
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

/* Navigation */
.step-navigation {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.step-navigation .btn-secondary,
.step-navigation .btn-primary {
    flex: 1;
}

/* Completion Card */
.completion-card {
    border: 2px solid #10b981;
    background: #f0fdf4;
    text-align: center;
    padding: 2rem;
}

.completion-icon {
    background: #10b981;
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: white;
}

.completion-card h2 {
    color: #064e3b;
    margin-bottom: 0.5rem;
}

.completion-card p {
    color: #065f46;
    margin-bottom: 1.5rem;
}

.completion-card .btn-primary {
    width: auto;
    display: inline-flex;
}

.hidden {
    display: none !important;
}

/* Responsive */
@media (max-width: 640px) {
    .app {
        padding: 1rem;
    }

    .header {
        padding: 1rem;
    }

    .card {
        padding: 1rem;
    }

    .step-card {
        padding: 1.5rem;
    }

    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.25rem;
    }

    .recipe-meta {
        font-size: 0.75rem;
        gap: 0.5rem;
    }

    .recipe-image {
        height: 180px;
    }

    .tab {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
    }

    .timer-time {
        font-size: 2.5rem;
    }

    .step-navigation {
        flex-direction: column;
    }
}