/* ============================================
   PQURDO - Structured Insight Framework CSS
   Color System: #2C3E50, #ECEFF1, #F2C787, #587D71
   ============================================ */

/* Reset și tipografia de bază */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #ffffff;
    color: #2C3E50;
    line-height: 1.6;
    font-size: 16px;
}

/* Tipografie */
h1 {
    font-size: 3rem;
    font-weight: 700;
    color: #2C3E50;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

h2 {
    font-size: 2.2rem;
    font-weight: 600;
    color: #2C3E50;
    margin-bottom: 1.2rem;
    margin-top: 2rem;
    letter-spacing: -0.01em;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #2C3E50;
    margin-bottom: 0.8rem;
    margin-top: 1.5rem;
}

p {
    margin-bottom: 1rem;
    line-height: 1.8;
    color: #34495e;
}

a {
    color: #587D71;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #F2C787;
}

/* Header */
.header {
    background-color: #2C3E50;
    color: white;
    padding: 1.5rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.logo h1 {
    font-size: 1.8rem;
    color: #ECEFF1;
    margin: 0;
    font-weight: 700;
    letter-spacing: 0.05em;
}

.navigation ul {
    display: flex;
    list-style: none;
    gap: 3rem;
}

.navigation a {
    color: #ECEFF1;
    font-weight: 500;
    border-bottom: 2px solid transparent;
    padding-bottom: 0.25rem;
    transition: border-color 0.3s ease;
}

.navigation a:hover {
    border-bottom-color: #F2C787;
    color: #F2C787;
}

/* Container principal */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Secțiuni */
.section {
    padding: 6rem 0;
}

.section--primary {
    background-color: #2C3E50;
    color: white;
}

.section--primary h2,
.section--primary h3 {
    color: #ECEFF1;
}

.section--secondary {
    background-color: #ECEFF1;
}

.section--accent {
    background-color: #587D71;
    color: white;
}

.section--accent h2,
.section--accent h3 {
    color: #ECEFF1;
}

/* Grid și layout */
.grid {
    display: grid;
    gap: 2rem;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

/* Cartele */
.card {
    background-color: white;
    border: 1px solid #ECEFF1;
    padding: 2rem;
    border-radius: 4px;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.card:hover {
    box-shadow: 0 8px 24px rgba(44, 62, 80, 0.1);
    transform: translateY(-2px);
}

.card h3 {
    color: #2C3E50;
    margin-top: 0;
}

.card p {
    color: #34495e;
}

/* Imagini */
img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: 4px;
}

.image-full {
    width: 100%;
    height: auto;
    object-fit: cover;
}

.image-container {
    overflow: hidden;
    border-radius: 4px;
}

/* Hero Secție */
.hero {
    background: linear-gradient(rgba(44, 62, 80, 0.7), rgba(44, 62, 80, 0.7)), url('/images/hero-nutrition.jpg');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 10rem 2rem;
    text-align: center;
    position: relative;
}

.hero h1 {
    color: #ECEFF1;
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.hero p {
    font-size: 1.3rem;
    color: #ECEFF1;
    max-width: 800px;
    margin: 0 auto;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}

/* Butoane */
.button {
    display: inline-block;
    padding: 0.9rem 2rem;
    background-color: #587D71;
    color: white;
    border: none;
    border-radius: 3px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    text-decoration: none;
}

.button:hover {
    background-color: #2C3E50;
    transform: translateY(-2px);
}

.button--accent {
    background-color: #F2C787;
    color: #2C3E50;
}

.button--accent:hover {
    background-color: #E8B76D;
}

/* Footer */
.footer {
    background-color: #2C3E50;
    color: #ECEFF1;
    padding: 4rem 0 2rem;
    margin-top: 6rem;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: #F2C787;
    margin-top: 0;
    margin-bottom: 1rem;
}

.footer-section p {
    color: #ECEFF1;
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 0.8rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: #ECEFF1;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #F2C787;
}

.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
    border-top: 1px solid rgba(236, 239, 241, 0.2);
    text-align: center;
    color: #BDC3C7;
    font-size: 0.9rem;
}

/* Formular */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #2C3E50;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ECEFF1;
    border-radius: 3px;
    font-family: inherit;
    font-size: 1rem;
    background-color: white;
    color: #2C3E50;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #587D71;
    box-shadow: 0 0 0 3px rgba(88, 125, 113, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

/* Separator */
.separator {
    height: 2px;
    background-color: #ECEFF1;
    margin: 2rem 0;
}

.separator--accent {
    background-color: #F2C787;
}

/* Text alignment */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

/* Spacing utilities */
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }

/* Responsive Design */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 1.5rem;
    }

    .navigation ul {
        gap: 1.5rem;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.6rem;
    }

    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
    }

    .hero {
        padding: 6rem 2rem;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .footer-container {
        grid-template-columns: repeat(2, 1fr);
    }

    .section {
        padding: 3rem 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.3rem;
    }

    .header-container {
        padding: 0 1rem;
    }

    .navigation ul {
        gap: 1rem;
    }

    .footer-container {
        grid-template-columns: 1fr;
    }

    .hero {
        padding: 4rem 1rem;
    }

    .button {
        width: 100%;
        padding: 1rem;
    }
}