/* CSS Variables */
:root {
    --primary-color: #7868E6;
    --primary-light: #9B8EFF;
    --primary-dark: #5A4FCF;
    --secondary-color: #B8B5FF;
    --secondary-light: #D1CEFF;
    --secondary-dark: #9B98E6;
    --background-color: #F8F9FF;
    --background-light: #FFFFFF;
    --accent-color: #E4FBFF;
    --accent-light: #F0FDFF;
    --accent-dark: #D1F7FF;
    --success-color: #7868E6;
    --warning-color: #9B8EFF;
    --danger-color: #B8B5FF;
    --info-color: #D1CEFF;
    --text-color: #2C2C2C;
    --text-light: #6B6B6B;
    --text-muted: #9E9E9E;
    --border-color: #E0E0E0;
    --border-light: #F0F0F0;
    --shadow: 0 4px 20px rgba(120, 104, 230, 0.15);
    --shadow-light: 0 2px 10px rgba(120, 104, 230, 0.08);
    --shadow-heavy: 0 8px 30px rgba(120, 104, 230, 0.25);
    --border-radius: 12px;
    --border-radius-small: 8px;
    --border-radius-large: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background: linear-gradient(135deg, var(--background-color) 0%, var(--accent-light) 100%);
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(120, 104, 230, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(184, 181, 255, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(228, 251, 255, 0.1) 0%, transparent 50%);
    min-height: 100vh;
    background-attachment: fixed;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Background texture */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(255,255,255,0.1) 2px,
            rgba(255,255,255,0.1) 4px
        ),
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 2px,
            rgba(255,255,255,0.1) 2px,
            rgba(255,255,255,0.1) 4px
        );
    pointer-events: none;
    z-index: -1;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 50%, var(--secondary-color) 100%);
    color: white;
    padding: 1.5rem 0;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

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

.logo-img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.logo-img:hover {
    transform: scale(1.05);
}

.logo {
    font-size: 2rem;
    font-weight: 700;
    margin: 0;
    text-align: left;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    letter-spacing: -0.5px;
    background: linear-gradient(45deg, #fff, #f0f0f0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.hamburger::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.6s ease;
}

.hamburger:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.2);
}

.hamburger:hover::before {
    left: 100%;
}

.hamburger:active {
    transform: scale(0.95);
    transition: all 0.1s;
}

.hamburger-line {
    width: 20px;
    height: 2px;
    background: white;
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: center;
}

.hamburger-line:not(:last-child) {
    margin-bottom: 4px;
}

/* Hamburger Animation */
.hamburger.active .hamburger-line:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

.hamburger.active .hamburger-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.hamburger.active .hamburger-line:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

/* Navigation */
.nav {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    max-width: 600px;
    margin: 0 auto;
    position: relative;
}

.nav-btn {
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.2);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 0.95rem;
    font-weight: 500;
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    min-width: 100px;
    text-align: center;
    user-select: none;
}

.nav-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-btn:hover {
    background: rgba(255,255,255,0.25);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 25px rgba(120, 104, 230, 0.15);
    border-color: rgba(255,255,255,0.4);
}

.nav-btn:hover::before {
    left: 100%;
}

.nav-btn:active {
    transform: translateY(-1px) scale(0.98);
    transition: all 0.1s;
}

.nav-btn.active {
    background: rgba(255,255,255,0.35);
    font-weight: 600;
    box-shadow: 0 6px 20px rgba(120, 104, 230, 0.2);
    transform: translateY(-2px);
    border-color: rgba(255,255,255,0.5);
    animation: navPulse 2s infinite;
}

@keyframes navPulse {
    0%, 100% { 
        box-shadow: 0 6px 20px rgba(120, 104, 230, 0.2);
        transform: translateY(-2px);
    }
    50% { 
        box-shadow: 0 8px 25px rgba(120, 104, 230, 0.3);
        transform: translateY(-3px);
    }
}

/* Main content */
.main {
    padding: 3rem 0;
    min-height: calc(100vh - 200px);
}

.section {
    display: none;
    opacity: 0;
    transform: translateY(20px) scale(0.98);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.section.active {
    display: block;
    opacity: 1;
    transform: translateY(0) scale(1);
    animation: sectionSlideIn 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes sectionSlideIn {
    from { 
        opacity: 0; 
        transform: translateY(30px) scale(0.95); 
    }
    50% {
        opacity: 0.8;
        transform: translateY(10px) scale(0.98);
    }
    to { 
        opacity: 1; 
        transform: translateY(0) scale(1); 
    }
}

/* Staggered animation for form elements */
.section.active .form-group {
    animation: formElementSlideIn 0.6s cubic-bezier(0.4, 0, 0.2, 1) both;
}

.section.active .form-group:nth-child(1) { animation-delay: 0.1s; }
.section.active .form-group:nth-child(2) { animation-delay: 0.2s; }
.section.active .form-group:nth-child(3) { animation-delay: 0.3s; }
.section.active .form-group:nth-child(4) { animation-delay: 0.4s; }
.section.active .form-group:nth-child(5) { animation-delay: 0.5s; }

@keyframes formElementSlideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Form styles */
.form {
    background: var(--background-light);
    padding: 2.5rem;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
    border: 1px solid var(--border-light);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light), var(--secondary-color));
}

.form-group {
    margin-bottom: 1.5rem;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 0.75rem;
    font-weight: 600;
    color: var(--text-color);
    font-size: 0.95rem;
    letter-spacing: 0.3px;
    transition: color 0.3s ease;
}

.form-group input:not([type="checkbox"]),
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: var(--background-light);
    color: var(--text-color);
    font-family: inherit;
    box-shadow: var(--shadow-light);
    min-height: 48px;
}

/* Checkbox specific styles */
.form-group input[type="checkbox"] {
    width: 18px;
    height: 18px;
    min-height: auto;
    padding: 0;
    margin: 0;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    background: var(--background-light);
    cursor: pointer;
    flex-shrink: 0;
}

.form-group input[type="checkbox"]:checked {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.form-group input:not([type="checkbox"]):focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(120, 104, 230, 0.15), var(--shadow-medium);
    transform: translateY(-2px);
    background: #fff;
}

.form-group input[type="checkbox"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(120, 104, 230, 0.15);
}

.form-group input:not([type="checkbox"]):hover,
.form-group select:hover,
.form-group textarea:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-medium);
    transform: translateY(-1px);
}

.form-group input[type="checkbox"]:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-light);
}

.form-group input:not([type="checkbox"]):invalid {
    border-color: var(--danger-color);
    box-shadow: 0 0 0 4px rgba(244, 67, 54, 0.15);
    animation: shake 0.5s ease-in-out;
}

.form-group input:not([type="checkbox"]):valid {
    border-color: var(--success-color);
    box-shadow: 0 0 0 4px rgba(76, 175, 80, 0.15);
}

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

/* Floating label effect */
.form-group.floating-label {
    position: relative;
}

.form-group.floating-label label {
    position: absolute;
    top: 0.75rem;
    left: 1rem;
    transition: all 0.3s ease;
    pointer-events: none;
    background: var(--background-light);
    padding: 0 0.5rem;
    color: var(--text-muted);
}

.form-group.floating-label input:focus + label,
.form-group.floating-label input:not(:placeholder-shown) + label {
    top: -0.5rem;
    left: 0.5rem;
    font-size: 0.8rem;
    color: var(--primary-color);
    font-weight: 600;
}

/* Buttons */
.btn {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-light);
    letter-spacing: 0.3px;
    margin: 10px 0;
    user-select: none;
    min-height: 48px;
    justify-content: center;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 12px 35px rgba(120, 104, 230, 0.4);
}

.btn:hover::before {
    left: 100%;
}

.btn:active {
    transform: translateY(-2px) scale(0.98);
    transition: all 0.1s;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: var(--shadow-light);
}

.btn:disabled:hover {
    transform: none;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
}

.btn-secondary {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-light));
}

.btn-secondary:hover {
    background: linear-gradient(135deg, var(--secondary-dark), var(--secondary-color));
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color), var(--secondary-color));
}

.btn-danger:hover {
    background: linear-gradient(135deg, var(--secondary-dark), var(--danger-color));
}

/* Checkbox styles */
.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-weight: normal;
    margin-bottom: 0;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
    min-height: auto;
    height: 18px;
    width: 18px;
    flex-shrink: 0;
}

/* Fix for form-group containing checkboxes */
.notification-settings .form-group {
    margin-bottom: 1rem;
}

.notification-settings .form-group:last-child {
    margin-bottom: 0;
}

/* Baby info section */
.form.baby-info {
    background: linear-gradient(135deg, var(--accent-color), var(--accent-light));
    padding: 2rem;
    border-radius: var(--border-radius-large);
    margin-bottom: 2rem;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-light);
    position: relative;
    overflow: hidden;
}

.form.baby-info::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
}

.form.baby-info h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.4rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form.baby-info h3::before {
    content: '👶';
    font-size: 1.2rem;
}

/* Medication form */
.form.medication-form {
    background: var(--background-light);
    padding: 2.5rem;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-light);
    position: relative;
    overflow: hidden;
}

.form.medication-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--secondary-color), var(--secondary-light));
}

.form.medication-form h3 {
    color: var(--primary-color);
    margin-bottom: 2rem;
    font-size: 1.4rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form.medication-form h3::before {
    content: '💊';
    font-size: 1.2rem;
}

/* Dosage display */
.dosage-display {
    background: linear-gradient(135deg, var(--accent-color), var(--accent-light));
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border: 2px solid var(--primary-color);
    font-weight: 600;
    text-align: center;
    margin-top: 1rem;
    box-shadow: var(--shadow-light);
    position: relative;
    overflow: hidden;
}

.dosage-display::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
}

/* History list */
.history-list {
    display: grid;
    gap: 1.5rem;
    margin-top: 2rem;
}

.history-item {
    background: var(--background-light);
    padding: 2rem;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow);
    border-left: 5px solid var(--primary-color);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.history-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
}

.history-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-heavy);
}

.history-item h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.2rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.history-item h4::before {
    content: '💊';
    font-size: 1rem;
}

.history-item-meta {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.history-item-status {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-taken {
    background: linear-gradient(135deg, var(--accent-light), var(--accent-color));
    color: var(--primary-dark);
    border: 1px solid var(--primary-color);
}

.status-missed {
    background: linear-gradient(135deg, var(--secondary-light), var(--secondary-color));
    color: var(--primary-dark);
    border: 1px solid var(--secondary-dark);
}

.status-pending {
    background: linear-gradient(135deg, var(--accent-color), var(--accent-dark));
    color: var(--primary-dark);
    border: 1px solid var(--primary-light);
}

.status-skipped {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
    color: white;
    border: 1px solid var(--primary-color);
}

.status-registered {
    background: linear-gradient(135deg, var(--accent-light), var(--background-light));
    color: var(--primary-color);
    border: 1px solid var(--primary-light);
}

/* Filters */
.filters {
    background: var(--background-light);
    padding: 2rem;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    align-items: end;
    border: 1px solid var(--border-light);
    position: relative;
    overflow: hidden;
}

.filters::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--secondary-color), var(--secondary-light));
}

/* Alarms list */
.alarms-list {
    display: grid;
    gap: 1.5rem;
    margin-top: 2rem;
}

.alarm-item {
    background: var(--background-light);
    padding: 2rem;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow);
    border-left: 5px solid var(--primary-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.alarm-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
}

.alarm-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
}

.alarm-info h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.alarm-info h4::before {
    content: '⏰';
    font-size: 1rem;
}

.alarm-time {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 0.25rem;
}

.alarm-frequency {
    color: var(--text-light);
    font-size: 0.9rem;
}

.alarm-actions {
    display: flex;
    gap: 0.75rem;
}

/* Notification settings */
.notification-settings {
    background: var(--background-light);
    padding: 2rem;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
    border: 1px solid var(--border-light);
    position: relative;
    overflow: hidden;
}

.notification-settings::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
}

.notification-settings h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.4rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.notification-settings h3::before {
    content: '🔔';
    font-size: 1.2rem;
}

/* Settings groups */
.settings-group {
    background: var(--background-light);
    padding: 2rem;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
    border: 1px solid var(--border-light);
    position: relative;
    overflow: hidden;
}

.settings-group::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--secondary-color), var(--secondary-light));
}

.settings-group h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.4rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.settings-group h3::before {
    content: '⚙️';
    font-size: 1.2rem;
}

.settings-group p {
    margin-bottom: 0.75rem;
    color: var(--text-light);
    line-height: 1.6;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
    z-index: 1000;
    backdrop-filter: blur(8px);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: modalFadeIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.modal-content {
    background: var(--background-light);
    padding: 2.5rem;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-heavy);
    max-width: 500px;
    width: 90%;
    animation: modalSlideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--border-light);
    position: relative;
    overflow: hidden;
}

.modal-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
}

@keyframes modalSlideIn {
    from { transform: translateY(-30px) scale(0.95); opacity: 0; }
    to { transform: translateY(0) scale(1); opacity: 1; }
}

.modal-content h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.modal-content h3::before {
    content: '💊';
    font-size: 1.3rem;
}

.dose-info-modal {
    background: linear-gradient(135deg, var(--accent-color), var(--accent-light));
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
    text-align: center;
    border: 2px solid var(--primary-color);
    box-shadow: var(--shadow-light);
    position: relative;
    overflow: hidden;
}

.dose-info-modal::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
}

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

/* Loading overlay */
.loading {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(248, 249, 255, 0.95);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    backdrop-filter: blur(5px);
}

.loading.active {
    display: flex;
}

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid var(--border-light);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Toast notifications */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1500;
    display: flex;
    flex-direction: column;
    gap: 15px;
    pointer-events: none;
}

.toast {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    padding: 1.25rem 1.75rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-heavy);
    animation: toastSlideIn 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    max-width: 350px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(15px);
    position: relative;
    overflow: hidden;
    pointer-events: auto;
    cursor: pointer;
    transition: all 0.3s ease;
}

.toast:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 12px 40px rgba(120, 104, 230, 0.3);
}

.toast::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
}

.toast::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.6s ease;
}

.toast:hover::after {
    left: 100%;
}

.toast.success {
    background: linear-gradient(135deg, var(--success-color), var(--primary-light));
}

.toast.success::before {
    background: linear-gradient(90deg, var(--success-color), var(--primary-light));
}

.toast.error {
    background: linear-gradient(135deg, var(--danger-color), var(--secondary-color));
}

.toast.error::before {
    background: linear-gradient(90deg, var(--danger-color), var(--secondary-color));
}

.toast.warning {
    background: linear-gradient(135deg, var(--warning-color), var(--secondary-light));
    color: white;
}

.toast.warning::before {
    background: linear-gradient(90deg, var(--warning-color), var(--secondary-light));
}

.toast.info {
    background: linear-gradient(135deg, var(--info-color), var(--accent-color));
}

.toast.info::before {
    background: linear-gradient(90deg, var(--info-color), var(--accent-color));
}

@keyframes toastSlideIn {
    from { 
        transform: translateX(100%) scale(0.9) rotate(5deg); 
        opacity: 0; 
    }
    50% {
        transform: translateX(-10px) scale(1.05) rotate(-2deg);
        opacity: 0.9;
    }
    to { 
        transform: translateX(0) scale(1) rotate(0deg); 
        opacity: 1; 
    }
}

@keyframes toastSlideOut {
    from { 
        transform: translateX(0) scale(1); 
        opacity: 1; 
    }
    to { 
        transform: translateX(100%) scale(0.9); 
        opacity: 0; 
    }
}

/* Doses list */
.doses-list {
    display: grid;
    gap: 1.5rem;
    margin-top: 2rem;
}

.dose-item {
    background: var(--background-light);
    padding: 2rem;
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow);
    border-left: 5px solid var(--success-color);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.dose-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--success-color), #66BB6A);
}

.dose-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
}

.dose-info h4 {
    color: var(--text-color);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
    font-weight: 600;
}

.dose-time {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.dose-countdown {
    color: var(--success-color);
    font-weight: 600;
    font-size: 0.9rem;
}

/* Share modal */
.share-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin: 2rem 0;
}

.share-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem;
    font-size: 0.95rem;
    transition: var(--transition);
}

.share-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
}

.share-btn[data-platform="whatsapp"] {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
}

.share-btn[data-platform="facebook"] {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-light));
    color: white;
}

.share-btn[data-platform="twitter"] {
    background: linear-gradient(135deg, var(--primary-light), var(--secondary-color));
    color: white;
}

.share-btn[data-platform="telegram"] {
    background: linear-gradient(135deg, var(--accent-color), var(--accent-dark));
    color: var(--primary-dark);
}

.share-btn[data-platform="copy"] {
    background: linear-gradient(135deg, var(--text-light), var(--text-muted));
    color: white;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    padding: 2rem 0;
    margin-top: 3rem;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.footer-text {
    margin: 0;
    font-size: 0.95rem;
    opacity: 0.9;
    letter-spacing: 0.3px;
}

.footer-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.footer-link {
    color: white;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.footer-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.6s ease;
}

.footer-link:hover {
    background: rgba(255,255,255,0.1);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255,255,255,0.2);
}

.footer-link:hover::before {
    left: 100%;
}

.footer-link:active {
    transform: translateY(0);
    transition: all 0.1s;
}

.footer-company-link {
    color: white;
    text-decoration: none;
    font-weight: 600;
    border-bottom: 1px solid rgba(255,255,255,0.3);
    transition: all 0.3s ease;
    position: relative;
}

.footer-company-link:hover {
    color: rgba(255,255,255,0.9);
    border-bottom-color: rgba(255,255,255,0.8);
    text-shadow: 0 0 8px rgba(255,255,255,0.5);
}

.footer-company-link:active {
    transform: scale(0.98);
    transition: all 0.1s;
}

/* Responsive design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    /* Show hamburger menu on mobile */
    .hamburger {
        display: flex;
    }
    
    /* Hide navigation by default on mobile */
    .nav {
        display: none;
        position: absolute;
        top: calc(100% + 8px);
        right: 0;
        background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
        border-radius: 16px;
        box-shadow: 0 12px 40px rgba(120, 104, 230, 0.4);
        backdrop-filter: blur(20px);
        padding: 1.5rem;
        flex-direction: column;
        gap: 0.75rem;
        margin: 0;
        min-width: 200px;
        max-width: 280px;
        z-index: 1000;
        align-items: stretch;
        border: 1px solid rgba(255, 255, 255, 0.2);
        transform: translateY(-10px);
        opacity: 0;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    /* Show navigation when hamburger is active */
    .nav.active {
        display: flex;
        opacity: 1;
        transform: translateY(0);
        animation: menuSlideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    @keyframes menuSlideIn {
        from {
            opacity: 0;
            transform: translateY(-15px) scale(0.95);
        }
        to {
            opacity: 1;
            transform: translateY(0) scale(1);
        }
    }
    
    .nav-btn {
        padding: 1rem 1.25rem;
        font-size: 0.95rem;
        font-weight: 500;
        width: 100%;
        text-align: left;
        border-radius: 12px;
        background: rgba(255, 255, 255, 0.1);
        border: 1px solid rgba(255, 255, 255, 0.2);
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        white-space: nowrap;
        color: white;
        cursor: pointer;
        position: relative;
        overflow: hidden;
    }
    
    .nav-btn:hover {
        background: rgba(255, 255, 255, 0.25);
        transform: translateY(-2px);
        box-shadow: 0 8px 25px rgba(120, 104, 230, 0.3);
        border-color: rgba(255, 255, 255, 0.4);
    }
    
    .nav-btn:active {
        transform: translateY(0);
        background: rgba(255, 255, 255, 0.3);
    }
    
    .nav-btn::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
        transition: left 0.5s;
    }
    
    .nav-btn:hover::before {
        left: 100%;
    }
    
    /* Menu closing animation */
    .nav.closing {
        opacity: 0;
        transform: translateY(-10px) scale(0.95);
        transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    .form {
        padding: 1.5rem;
    }
    
    .filters {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    
    .alarm-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .alarm-actions {
        width: 100%;
        justify-content: space-between;
    }
    
    .modal-content {
        padding: 1.5rem;
        margin: 1rem;
    }
    
    .modal-actions {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .toast-container {
        left: 20px;
        right: 20px;
    }
    
    .toast {
        max-width: none;
    }
    
    .history-item {
        padding: 1rem;
    }
    
    .baby-info {
        padding: 1rem;
    }
}

/* Extra small screens */
@media (max-width: 480px) {
    .form {
        padding: 1rem;
    }
    
    .btn {
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
    }
}

/* Print styles */
@media print {
    .header, .footer, .nav, .btn {
        display: none;
    }
    
    .main {
        padding: 0;
    }
    
    .section {
        display: block !important;
    }
    
    .form, .history-item, .alarm-item {
        box-shadow: none;
        border: 1px solid #ccc;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #000080;
        --secondary-color: #4B0082;
        --text-color: #000;
        --border-color: #000;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for accessibility */
.btn:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Screen reader only content */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* UX Improvements */
html {
    scroll-behavior: smooth;
}

*:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.btn:focus-visible {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
}

.history-item:hover,
.alarm-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(120, 104, 230, 0.15);
}

/* Mobile optimizations consolidated */
@media (max-width: 768px) {
    .nav-btn, .btn {
        min-height: 44px;
        touch-action: manipulation;
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        min-height: 44px;
        font-size: 16px;
    }
    
    .main {
        padding: 1rem 0;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .header {
        padding: 1rem 0;
    }
    
    .logo {
        font-size: 1.5rem;
        margin-bottom: 0.5rem;
    }
    
    .form {
        padding: 1.5rem;
        margin: 1rem 0;
    }
    
    .btn {
        width: 100%;
        margin: 0.5rem 0;
    }
    
    .toast-container {
        left: 10px;
        right: 10px;
        top: 10px;
    }
    
    .toast {
        max-width: none;
        padding: 1rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .footer-links {
        gap: 1.5rem;
    }
    
    .footer-link {
        padding: 0.4rem 0.8rem;
        font-size: 0.85rem;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}