:root {
    --bg-color:      #f5f5f5;
    --card-bg:       #ffffff;
    --text-color:    #222222;
    --text-muted:    #555555;
    --border-color:  #dddddd;
    --nav-bg:        #1a5c38;
    --nav-text:      #ffffff;
    --footer-bg:     #1a5c38;
    --footer-text:   #ffffff;
    --shadow:        rgba(0,0,0,0.08);
}

html.night-mode {
    --bg-color:      #121212;
    --card-bg:       #1e1e1e;
    --text-color:    #e0e0e0;
    --text-muted:    #aaaaaa;
    --border-color:  #333333;
    --nav-bg:        #0d3d22;
    --nav-text:      #ffffff;
    --footer-bg:     #0d3d22;
    --footer-text:   #cccccc;
    --shadow:        rgba(0,0,0,0.3);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Tajawal', sans-serif;
    direction: rtl;
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color 0.3s, color 0.3s;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

.skip-link {
    position: absolute;
    top: -100%;
    right: 0;
    background: #1a5c38;
    color: white;
    padding: 10px 20px;
    z-index: 9999;
    font-size: 1rem;
    text-decoration: none;
    border-radius: 0 0 8px 0;
}

.skip-link:focus {
    top: 0;
}

.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;
}


.site-header {
    background-color: var(--nav-bg);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px var(--shadow);
}

.navbar {
    max-width: 1200px;
    margin: 0 auto;
    padding: 14px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 1001;
}

.nav-brand {
    color: var(--nav-text);
    font-size: 1.3rem;
    font-weight: 800;
    text-decoration: none;
    letter-spacing: 0.5px;
}

.nav-menu {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-link {
    color: var(--nav-text);
    text-decoration: none;
    font-size: 0.95rem;
    padding: 6px 14px;
    border-radius: 6px;
    transition: background 0.2s;
}

.nav-link:hover,
.nav-link.active {
    background-color: rgba(255,255,255,0.15);
}

.night-mode-btn {
    background: rgba(255,255,255,0.15);
    border: none;
    color: white;
    padding: 7px 14px;
    border-radius: 20px;
    cursor: pointer;
    font-family: 'Tajawal', sans-serif;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: background 0.3s;
}

.night-mode-btn:hover {
    background: rgba(255,255,255,0.25);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    pointer-events: auto;
    padding: 4px;
    z-index: 1002;
    position: relative;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: white;
    border-radius: 3px;
    transition: transform 0.3s;
}


.site-footer {
    background-color: var(--footer-bg);
    color: var(--footer-text);
    text-align: center;
    padding: 20px;
    font-size: 0.9rem;
    margin-top: auto;
}


.page-container,
.dashboard-container {
    max-width: 1100px;
    width: 85%;
    margin: 45px auto;
}

.form-container {
    max-width: 650px;
    width: 90%;
    margin: 45px auto;
    background-color: var(--card-bg);
    padding: 35px;
    border-radius: 16px;
    box-shadow: 0 6px 18px var(--shadow);
    border: 1px solid var(--border-color);
}

.dashboard-title,
.form-title,
.form-container h1 {
    text-align: center;
    color: var(--nav-bg);
    margin-bottom: 25px;
    font-size: 2rem;
}

form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

label {
    font-weight: 700;
    color: var(--text-color);
}

input,
textarea,
select {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background-color: var(--card-bg);
    color: var(--text-color);
    font-family: 'Tajawal', sans-serif;
    font-size: 1rem;
}

textarea {
    min-height: 120px;
    resize: vertical;
}


button,
.btn,
.edit-btn,
.delete-btn {
    display: inline-block;
    border: none;
    padding: 10px 16px;
    border-radius: 8px;
    text-decoration: none;
    cursor: pointer;
    font-family: 'Tajawal', sans-serif;
    font-weight: 700;
    font-size: 0.95rem;
}

button,
.btn,
.edit-btn {
    background-color: var(--nav-bg);
    color: var(--nav-text);
}

button:hover,
.btn:hover,
.edit-btn:hover {
    opacity: 0.9;
}

.delete-btn {
    background-color: #b71c1c;
    color: white;
}

table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--card-bg);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 6px 18px var(--shadow);
    border: 1px solid var(--border-color);
}

th {
    background-color: var(--nav-bg);
    color: var(--nav-text);
    padding: 16px;
}

td {
    padding: 14px;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-color);
}


.success-message {
    background-color: rgba(26, 92, 56, 0.12);
    color: var(--nav-bg);
    padding: 14px;
    border-radius: 10px;
    text-align: center;
    margin-bottom: 20px;
    font-weight: 700;
}


.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.45);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.modal-content {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 18px;
    width: 350px;
    text-align: center;
    box-shadow: 0 6px 18px rgba(0,0,0,0.2);
    font-family: 'Tajawal', sans-serif;
}

.modal-content h3 {
    color: var(--nav-bg);
    margin-bottom: 15px;
}

.modal-buttons {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 20px;
}

.modal-buttons button {
    padding: 10px 18px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-family: 'Tajawal', sans-serif;
    font-weight: bold;
}

#confirmBtn {
    background: #b71c1c;
    color: white;
}


@media (max-width: 700px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 60px;
        right: 0;
        left: 0;
        background-color: var(--nav-bg);
        padding: 20px;
        gap: 12px;
        box-shadow: 0 4px 12px var(--shadow);
        z-index: 999;
    }

    .nav-menu.open {
        display: flex;
    }
}